Advanced to version 0.10.0.

docs/source/conf.py

@@ -13,7 +13,7 @@ sys.path.insert(0, os.path.abspath('../../src/'))
 project = 'Mia! Accounting Flask'
 copyright = '2023, imacat'
 author = 'imacat'
-release = '0.9.0'
+release = '0.10.0'
 
 # -- General configuration ---------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration

setup.cfg

@@ -17,7 +17,7 @@
 
 [metadata]
 name = mia-accounting-flask
-version = 0.9.0
+version = 0.10.0
 author = imacat
 author_email = imacat@mail.imacat.idv.tw
 description = The Mia! Accounting Flask project.

src/accounting/journal_entry/utils/description_editor.py

@@ -36,12 +36,14 @@ class DescriptionAccount:
         :param account: The account.
         :param freq: The frequency of the tag with the account.
         """
-        self.account: Account = account
+        self.__account: Account = account
         """The account."""
         self.id: int = account.id
         """The account ID."""
         self.code: str = account.code
         """The account code."""
+        self.is_need_offset: bool = account.is_need_offset
+        """Whether the journal entry line items of this account need offset."""
         self.freq: int = freq
         """The frequency of the tag with the account."""
 
@@ -50,7 +52,7 @@ class DescriptionAccount:
 
         :return: The string representation of the account.
         """
-        return str(self.account)
+        return str(self.__account)
 
     def add_freq(self, freq: int) -> None:
         """Adds the frequency of an account.

src/accounting/models.py

@@ -21,7 +21,6 @@ from __future__ import annotations
 
 import re
 import typing as t
-from datetime import date
 from decimal import Decimal
 
 import sqlalchemy as sa
@@ -760,7 +759,7 @@ class JournalEntryLineItem(db.Model):
         setattr(self, "__net_balance", net_balance)
 
     @property
-    def query_values(self) -> tuple[list[str], list[str]]:
+    def query_values(self) -> list[str]:
         """Returns the values to be queried.
 
         :return: The values to be queried.
@@ -770,19 +769,11 @@ class JournalEntryLineItem(db.Model):
             frac: Decimal = (value - whole).normalize()
             return str(whole) + str(abs(frac))[1:]
 
-        journal_entry_day: date = self.journal_entry.date
-        description: str = "" if self.description is None else self.description
-        return ([description],
-                [str(journal_entry_day.year),
-                 "{}/{}".format(journal_entry_day.year,
-                                journal_entry_day.month),
-                 "{}/{}".format(journal_entry_day.month,
-                                journal_entry_day.day),
-                 "{}/{}/{}".format(journal_entry_day.year,
-                                   journal_entry_day.month,
-                                   journal_entry_day.day),
-                 format_amount(self.amount),
-                 format_amount(self.net_balance)])
+        return ["{}/{}/{}".format(self.journal_entry.date.year,
+                                  self.journal_entry.date.month,
+                                  self.journal_entry.date.day),
+                "" if self.description is None else self.description,
+                format_amount(self.amount)]
 
 
 class Option(db.Model):

src/accounting/static/js/account-form.js

@@ -114,10 +114,19 @@ class AccountForm {
         };
         this.#baseControl.onclick = () => {
             this.#baseControl.classList.add("accounting-not-empty");
-            this.#baseAccountSelector.onOpen(this.#baseCode.value);
+            this.#baseAccountSelector.onOpen();
         };
     }
 
+    /**
+     * Returns the base code.
+     *
+     * @return {string|null}
+     */
+    get baseCode() {
+        return this.#baseCode.value === ""? null: this.#baseCode.value;
+    }
+
     /**
      * The callback when the base account selector is closed.
      *
@@ -129,15 +138,14 @@ class AccountForm {
     }
 
     /**
-     * Sets the base account.
+     * Saves the selected base account.
      *
-     * @param code {string} the base account code
-     * @param text {string} the text for the base account
+     * @param account {BaseAccountOption} the selected base account
      */
-    setBaseAccount(code, text) {
-        this.#baseCode.value = code;
-        this.#base.innerText = text;
-        if (["1", "2", "3"].includes(code.substring(0, 1))) {
+    saveBaseAccount(account) {
+        this.#baseCode.value = account.code;
+        this.#base.innerText = account.text;
+        if (["1", "2", "3"].includes(account.code.substring(0, 1))) {
             this.#isNeedOffsetControl.classList.remove("d-none");
             this.#isNeedOffset.disabled = false;
         } else {
@@ -225,7 +233,7 @@ class BaseAccountSelector {
      * The account form
      * @type {AccountForm}
      */
-    #form;
+    form;
 
     /**
      * The selector modal
@@ -253,7 +261,7 @@ class BaseAccountSelector {
 
     /**
      * The options
-     * @type {HTMLLIElement[]}
+     * @type {BaseAccountOption[]}
      */
     #options;
 
@@ -269,83 +277,54 @@ class BaseAccountSelector {
      * @param form {AccountForm} the form
      */
     constructor(form) {
-        this.#form = form;
-        this.#modal = document.getElementById("accounting-base-selector-modal");
-        this.#query = document.getElementById("accounting-base-selector-query");
-        this.#optionList = document.getElementById("accounting-base-selector-option-list");
-        // noinspection JSValidateTypes
-        this.#options = Array.from(document.getElementsByClassName("accounting-base-selector-option"));
-        this.#clearButton = document.getElementById("accounting-base-selector-clear");
-        this.#queryNoResult = document.getElementById("accounting-base-selector-option-no-result");
-        this.#modal.addEventListener("hidden.bs.modal", () => {
-            this.#form.onBaseAccountSelectorClosed();
-        });
-        for (const option of this.#options) {
-            option.onclick = () => {
-                this.#form.setBaseAccount(option.dataset.code, option.dataset.text);
-            };
-        }
-        this.#clearButton.onclick = () => {
-            this.#form.clearBaseAccount();
-        };
-        this.#initializeBaseAccountQuery();
+        this.form = form;
+        const prefix = "accounting-base-selector";
+        this.#modal = document.getElementById(`${prefix}-modal`);
+        this.#query = document.getElementById(`${prefix}-query`);
+        this.#queryNoResult = document.getElementById(`${prefix}-option-no-result`);
+        this.#optionList = document.getElementById(`${prefix}-option-list`);
+        this.#options = Array.from(document.getElementsByClassName(`${prefix}-option`)).map((element) => new BaseAccountOption(this, element));
+        this.#clearButton = document.getElementById(`${prefix}-clear`);
+
+        this.#modal.addEventListener("hidden.bs.modal", () => this.form.onBaseAccountSelectorClosed());
+        this.#query.oninput = () => this.#filterOptions();
+        this.#clearButton.onclick = () => this.form.clearBaseAccount();
     }
 
     /**
-     * Initializes the query.
+     * Filters the options.
      *
      */
-    #initializeBaseAccountQuery() {
-        this.#query.addEventListener("input", () => {
-            if (this.#query.value === "") {
-                for (const option of this.#options) {
-                    option.classList.remove("d-none");
-                }
-                this.#optionList.classList.remove("d-none");
-                this.#queryNoResult.classList.add("d-none");
-                return
-            }
-            let hasAnyMatched = false;
-            for (const option of this.#options) {
-                const queryValues = JSON.parse(option.dataset.queryValues);
-                let isMatched = false;
-                for (const queryValue of queryValues) {
-                    if (queryValue.toLowerCase().includes(this.#query.value.toLowerCase())) {
-                        isMatched = true;
-                        break;
-                    }
-                }
-                if (isMatched) {
-                    option.classList.remove("d-none");
-                    hasAnyMatched = true;
-                } else {
-                    option.classList.add("d-none");
-                }
-            }
-            if (!hasAnyMatched) {
-                this.#optionList.classList.add("d-none");
-                this.#queryNoResult.classList.remove("d-none");
+    #filterOptions() {
+        let isAnyMatched = false;
+        for (const option of this.#options) {
+            if (option.isMatched(this.#query.value)) {
+                option.setShown(true);
+                isAnyMatched = true;
             } else {
-                this.#optionList.classList.remove("d-none");
-                this.#queryNoResult.classList.add("d-none");
+                option.setShown(false);
             }
-        });
+        }
+        if (!isAnyMatched) {
+            this.#optionList.classList.add("d-none");
+            this.#queryNoResult.classList.remove("d-none");
+        } else {
+            this.#optionList.classList.remove("d-none");
+            this.#queryNoResult.classList.add("d-none");
+        }
     }
 
     /**
      * The callback when the base account selector is shown.
      *
-     * @param baseCode {string} the active base code
      */
-    onOpen(baseCode) {
+    onOpen() {
+        this.#query.value = "";
+        this.#filterOptions();
         for (const option of this.#options) {
-            if (option.dataset.code === baseCode) {
-                option.classList.add("active");
-            } else {
-                option.classList.remove("active");
-            }
+            option.setActive(option.code === this.form.baseCode);
         }
-        if (baseCode === "") {
+        if (this.form.baseCode === null) {
             this.#clearButton.classList.add("btn-secondary")
             this.#clearButton.classList.remove("btn-danger");
             this.#clearButton.disabled = true;
@@ -356,3 +335,93 @@ class BaseAccountSelector {
         }
     }
 }
+
+/**
+ * A base account option.
+ *
+ */
+class BaseAccountOption {
+
+    /**
+     * The element
+     * @type {HTMLLIElement}
+     */
+    #element;
+
+    /**
+     * The account code
+     * @type {string}
+     */
+    code;
+
+    /**
+     * The account text
+     * @type {string}
+     */
+    text;
+
+    /**
+     * The values to query against
+     * @type {string[]}
+     */
+    #queryValues;
+
+    /**
+     * Constructs the account in the base account selector.
+     *
+     * @param selector {BaseAccountSelector} the base account selector
+     * @param element {HTMLLIElement} the element
+     */
+    constructor(selector, element) {
+        this.#element = element;
+        this.code = element.dataset.code;
+        this.text = element.dataset.text;
+        this.#queryValues = JSON.parse(element.dataset.queryValues);
+
+        this.#element.onclick = () => selector.form.saveBaseAccount(this);
+    }
+
+    /**
+     * Returns whether the account matches the query.
+     *
+     * @param query {string} the query term
+     * @return {boolean} true if the option matches, or false otherwise
+     */
+    isMatched(query) {
+        if (query === "") {
+            return true;
+        }
+        for (const queryValue of this.#queryValues) {
+            if (queryValue.toLowerCase().includes(query.toLowerCase())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Sets whether the option is shown.
+     *
+     * @param isShown {boolean} true to show, or false otherwise
+     */
+    setShown(isShown) {
+        if (isShown) {
+            this.#element.classList.remove("d-none");
+        } else {
+            this.#element.classList.add("d-none");
+        }
+    }
+
+    /**
+     * Sets whether the option is active.
+     *
+     * @param isActive {boolean} true if active, or false otherwise
+     */
+    setActive(isActive) {
+        if (isActive) {
+            this.#element.classList.add("active");
+        } else {
+            this.#element.classList.remove("active");
+        }
+    }
+}

src/accounting/static/js/account-order.js

@@ -29,10 +29,11 @@ document.addEventListener("DOMContentLoaded", () => {
         const onReorder = () => {
             const accounts = Array.from(list.children);
             for (let i = 0; i < accounts.length; i++) {
-                const no = document.getElementById("accounting-order-" + accounts[i].dataset.id + "-no");
-                const code = document.getElementById("accounting-order-" + accounts[i].dataset.id + "-code");
+                const no = document.getElementById(`accounting-order-${accounts[i].dataset.id}-no`);
+                const code = document.getElementById(`accounting-order-${accounts[i].dataset.id}-code`);
                 no.value = String(i + 1);
-                code.innerText = list.dataset.baseCode + "-" + ("000" + (i + 1)).slice(-3);
+                const zeroPaddedNo = `000${no.value}`.slice(-3)
+                code.innerText = `${list.dataset.baseCode}-${zeroPaddedNo}`;
             }
         };
         initializeDragAndDropReordering(list, onReorder);

src/accounting/static/js/account-selector.js

@@ -1,224 +0,0 @@
-/* The Mia! Accounting Flask Project
- * account-selector.js: The JavaScript for the account selector
- */
-
-/*  Copyright (c) 2023 imacat.
- *
- *  Licensed under the Apache License, Version 2.0 (the "License");
- *  you may not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
- */
-
-/* Author: imacat@mail.imacat.idv.tw (imacat)
- * First written: 2023/2/28
- */
-"use strict";
-
-/**
- * The account selector.
- *
- */
-class AccountSelector {
-
-    /**
-     * The line item editor
-     * @type {JournalEntryLineItemEditor}
-     */
-    #lineItemEditor;
-
-    /**
-     * Either "debit" or "credit"
-     * @type {string}
-     */
-    #debitCredit;
-
-    /**
-     * The prefix of the HTML ID and class
-     * @type {string}
-     */
-    #prefix;
-
-    /**
-     * The button to clear the account
-     * @type {HTMLButtonElement}
-     */
-    #clearButton
-
-    /**
-     * The query input
-     * @type {HTMLInputElement}
-     */
-    #query;
-
-    /**
-     * The error message when the query has no result
-     * @type {HTMLParagraphElement}
-     */
-    #queryNoResult;
-
-    /**
-     * The option list
-     * @type {HTMLUListElement}
-     */
-    #optionList;
-
-    /**
-     * The options
-     * @type {HTMLLIElement[]}
-     */
-    #options;
-
-    /**
-     * The more item to show all accounts
-     * @type {HTMLLIElement}
-     */
-    #more;
-
-    /**
-     * Constructs an account selector.
-     *
-     * @param lineItemEditor {JournalEntryLineItemEditor} the line item editor
-     * @param debitCredit {string} either "debit" or "credit"
-     */
-    constructor(lineItemEditor, debitCredit) {
-        this.#lineItemEditor = lineItemEditor
-        this.#debitCredit = debitCredit;
-        this.#prefix = "accounting-account-selector-" + debitCredit;
-        this.#query = document.getElementById(this.#prefix + "-query");
-        this.#queryNoResult = document.getElementById(this.#prefix + "-option-no-result");
-        this.#optionList = document.getElementById(this.#prefix + "-option-list");
-        // noinspection JSValidateTypes
-        this.#options = Array.from(document.getElementsByClassName(this.#prefix + "-option"));
-        this.#more = document.getElementById(this.#prefix + "-more");
-        this.#clearButton = document.getElementById(this.#prefix + "-btn-clear");
-        this.#more.onclick = () => {
-            this.#more.classList.add("d-none");
-            this.#filterOptions();
-        };
-        this.#clearButton.onclick = () => this.#lineItemEditor.clearAccount();
-        for (const option of this.#options) {
-            option.onclick = () => this.#lineItemEditor.saveAccount(option.dataset.code, option.dataset.text, option.classList.contains("accounting-account-is-need-offset"));
-        }
-        this.#query.addEventListener("input", () => {
-            this.#filterOptions();
-        });
-    }
-
-    /**
-     * Filters the options.
-     *
-     */
-    #filterOptions() {
-        const codesInUse = this.#getCodesUsedInForm();
-        let shouldAnyShow = false;
-        for (const option of this.#options) {
-            const shouldShow = this.#shouldOptionShow(option, this.#more, codesInUse, this.#query);
-            if (shouldShow) {
-                option.classList.remove("d-none");
-                shouldAnyShow = true;
-            } else {
-                option.classList.add("d-none");
-            }
-        }
-        if (!shouldAnyShow && this.#more.classList.contains("d-none")) {
-            this.#optionList.classList.add("d-none");
-            this.#queryNoResult.classList.remove("d-none");
-        } else {
-            this.#optionList.classList.remove("d-none");
-            this.#queryNoResult.classList.add("d-none");
-        }
-    }
-
-    /**
-     * Returns the account codes that are used in the form.
-     *
-     * @return {string[]} the account codes that are used in the form
-     */
-    #getCodesUsedInForm() {
-        const inUse = this.#lineItemEditor.form.getAccountCodesUsed(this.#debitCredit);
-        if (this.#lineItemEditor.accountCode !== null) {
-            inUse.push(this.#lineItemEditor.accountCode);
-        }
-        return inUse
-    }
-
-    /**
-     * Returns whether an option should show.
-     *
-     * @param option {HTMLLIElement} the option
-     * @param more {HTMLLIElement} the more element
-     * @param inUse {string[]} the account codes that are used in the form
-     * @param query {HTMLInputElement} the query element, if any
-     * @return {boolean} true if the option should show, or false otherwise
-     */
-    #shouldOptionShow(option, more, inUse, query) {
-        const isQueryMatched = () => {
-            if (query.value === "") {
-                return true;
-            }
-            const queryValues = JSON.parse(option.dataset.queryValues);
-            for (const queryValue of queryValues) {
-                if (queryValue.toLowerCase().includes(query.value.toLowerCase())) {
-                    return true;
-                }
-            }
-            return false;
-        };
-        const isMoreMatched = () => {
-            if (more.classList.contains("d-none")) {
-                return true;
-            }
-            return option.classList.contains("accounting-account-in-use") || inUse.includes(option.dataset.code);
-        };
-        return isMoreMatched() && isQueryMatched();
-    }
-
-    /**
-     * The callback when the account selector is shown.
-     *
-     */
-    onOpen() {
-        this.#query.value = "";
-        this.#more.classList.remove("d-none");
-        this.#filterOptions();
-        for (const option of this.#options) {
-            if (option.dataset.code === this.#lineItemEditor.accountCode) {
-                option.classList.add("active");
-            } else {
-                option.classList.remove("active");
-            }
-        }
-        if (this.#lineItemEditor.accountCode === null) {
-            this.#clearButton.classList.add("btn-secondary");
-            this.#clearButton.classList.remove("btn-danger");
-            this.#clearButton.disabled = true;
-        } else {
-            this.#clearButton.classList.add("btn-danger");
-            this.#clearButton.classList.remove("btn-secondary");
-            this.#clearButton.disabled = false;
-        }
-    }
-
-    /**
-     * Returns the account selector instances.
-     *
-     * @param lineItemEditor {JournalEntryLineItemEditor} the line item editor
-     * @return {{debit: AccountSelector, credit: AccountSelector}}
-     */
-    static getInstances(lineItemEditor) {
-        const selectors = {}
-        const modals = Array.from(document.getElementsByClassName("accounting-account-selector"));
-        for (const modal of modals) {
-            selectors[modal.dataset.debitCredit] = new AccountSelector(lineItemEditor, modal.dataset.debitCredit);
-        }
-        return selectors;
-    }
-}

src/accounting/static/js/currency-form.js

@@ -128,7 +128,7 @@ class CurrencyForm {
         }
         const original = this.#code.dataset.original;
         if (original === "" || this.#code.value !== original) {
-            const response = await fetch(this.#code.dataset.existsUrl + "?q=" + encodeURIComponent(this.#code.value));
+            const response = await fetch(`${this.#code.dataset.existsUrl}?q=${encodeURIComponent(this.#code.value)}`);
             const data = await response.json();
             if (data["exists"]) {
                 this.#code.classList.add("is-invalid");

src/accounting/static/js/description-editor.js

@@ -41,7 +41,7 @@ class DescriptionEditor {
     #form;
 
     /**
-     * The prefix of the HTML ID and class
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     prefix;
@@ -60,7 +60,7 @@ class DescriptionEditor {
 
     /**
      * The current tab
-     * @type {TabPlane}
+     * @type {DescriptionEditorTabPlane}
      */
     currentTab;
 
@@ -68,7 +68,7 @@ class DescriptionEditor {
      * The description input
      * @type {HTMLInputElement}
      */
-    description;
+    #descriptionInput;
 
     /**
      * The button to the original line item selector
@@ -89,20 +89,44 @@ class DescriptionEditor {
     note;
 
     /**
-     * The account buttons
-     * @type {HTMLButtonElement[]}
+     * The placeholder of the confirmed account
+     * @type {DescriptionEditorConfirmedAccount}
      */
-    #accountButtons;
+    #confirmedAccountPlaceholder;
 
     /**
-     * The selected account button
-     * @type {HTMLButtonElement|null}
+     * All the suggested accounts
+     * @type {DescriptionEditorSuggestedAccount[]}
      */
-    #selectedAccount = null;
+    #allSuggestedAccounts;
+
+    /**
+     * The current suggested accounts
+     * @type {DescriptionEditorSuggestedAccount[]}
+     */
+    #currentSuggestedAccounts;
+
+    /**
+     * The account that the user specified or confirmed
+     * @type {DescriptionEditorConfirmedAccount|null}
+     */
+    #confirmedAccount = null;
+
+    /**
+     * Whether the user has confirmed the account
+     * @type {boolean}
+     */
+    isAccountConfirmed = false;
+
+    /**
+     * The selected account.
+     * @type {DescriptionEditorAccount|null}
+     */
+    selectedAccount = null;
 
     /**
      * The tab planes
-     * @type {{general: GeneralTagTab, travel: GeneralTripTab, bus: BusTripTab, recurring: RecurringTransactionTab, annotation: AnnotationTab}}
+     * @type {{general: DescriptionEditorGeneralTagTab, travel: DescriptionEditorGeneralTripTab, bus: DescriptionEditorBusTripTab, recurring: DescriptionEditorRecurringTab, annotation: DescriptionEditorAnnotationTab}}
      */
     tabPlanes = {};
 
@@ -115,23 +139,22 @@ class DescriptionEditor {
     constructor(lineItemEditor, debitCredit) {
         this.lineItemEditor = lineItemEditor;
         this.debitCredit = debitCredit;
-        this.prefix = "accounting-description-editor-" + debitCredit;
+        this.prefix = `accounting-description-editor-${debitCredit}`;
         this.#form = document.getElementById(this.prefix);
-        this.#modal = document.getElementById(this.prefix + "-modal");
-        this.description = document.getElementById(this.prefix + "-description");
-        this.#offsetButton = document.getElementById(this.prefix + "-offset");
-        this.number = document.getElementById(this.prefix + "-annotation-number");
-        this.note = document.getElementById(this.prefix + "-annotation-note");
-        // noinspection JSValidateTypes
-        this.#accountButtons = Array.from(document.getElementsByClassName(this.prefix + "-account"));
+        this.#modal = document.getElementById(`${this.prefix}-modal`);
+        this.#descriptionInput = document.getElementById(`${this.prefix}-description`);
+        this.#offsetButton = document.getElementById(`${this.prefix}-offset`);
+        this.number = document.getElementById(`${this.prefix}-annotation-number`);
+        this.note = document.getElementById(`${this.prefix}-annotation-note`);
+        this.#confirmedAccountPlaceholder = new DescriptionEditorConfirmedAccount(this, document.getElementById(`${this.prefix}-account-confirmed`));
+        this.#allSuggestedAccounts = Array.from(document.getElementsByClassName(`${this.prefix}-account`)).map((button) => new DescriptionEditorSuggestedAccount(this, button));
 
-        for (const cls of [GeneralTagTab, GeneralTripTab, BusTripTab, RecurringTransactionTab, AnnotationTab]) {
+        for (const cls of [DescriptionEditorGeneralTagTab, DescriptionEditorGeneralTripTab, DescriptionEditorBusTripTab, DescriptionEditorRecurringTab, DescriptionEditorAnnotationTab]) {
             const tab = new cls(this);
             this.tabPlanes[tab.tabId()] = tab;
         }
         this.currentTab = this.tabPlanes.general;
-        this.#initializeSuggestedAccounts();
-        this.description.onchange = () => this.#onDescriptionChange();
+        this.#descriptionInput.onchange = () => this.#onDescriptionChange();
         this.#offsetButton.onclick = () => this.lineItemEditor.originalLineItemSelector.onOpen();
         this.#form.onsubmit = () => {
             if (this.currentTab.validate()) {
@@ -141,12 +164,44 @@ class DescriptionEditor {
         };
     }
 
+    /**
+     * Returns the description.
+     *
+     * @return {string} the description
+     */
+    get description() {
+        return this.#descriptionInput.value;
+    }
+
+    /**
+     * Sets the description.
+     *
+     * @param description {string} the description
+     */
+    set description(description) {
+        this.#descriptionInput.value = description;
+    }
+
+    /**
+     * Returns the current account options.
+     *
+     * @return {DescriptionEditorAccount[]} the current account options.
+     */
+    get #currentAccountOptions() {
+        if (this.#confirmedAccount === null) {
+            return this.#currentSuggestedAccounts;
+        }
+        return [this.#confirmedAccount].concat(this.#currentSuggestedAccounts);
+    }
+
     /**
      * The callback when the description input is changed.
      *
      */
     #onDescriptionChange() {
-        this.description.value = this.description.value.trim();
+        this.#resetTabPlanes();
+        this.selectedAccount = null;
+        this.description = this.description.trim();
         for (const tabPlane of [this.tabPlanes.recurring, this.tabPlanes.bus, this.tabPlanes.travel, this.tabPlanes.general]) {
             if (tabPlane.populate()) {
                 break;
@@ -156,20 +211,49 @@ class DescriptionEditor {
     }
 
     /**
-     * Filters the suggested accounts.
+     * Resets the tab planes.
+     *
+     */
+    #resetTabPlanes() {
+        for (const tabPlane of Object.values(this.tabPlanes)) {
+            tabPlane.reset();
+        }
+        this.tabPlanes.general.switchToMe();
+    }
+
+    /**
+     * Updates the current suggested accounts.
      *
      * @param tagButton {HTMLButtonElement} the tag button
      */
-    filterSuggestedAccounts(tagButton) {
+    updateCurrentSuggestedAccounts(tagButton) {
         this.clearSuggestedAccounts();
-        const suggested = JSON.parse(tagButton.dataset.accounts);
-        for (const accountButton of this.#accountButtons) {
-            if (suggested.includes(accountButton.dataset.code)) {
-                accountButton.classList.remove("d-none");
-                if (accountButton.dataset.code === suggested[0]) {
-                    this.#selectAccount(accountButton);
-                    return;
-                }
+        const suggestedAccountCodes = JSON.parse(tagButton.dataset.accounts);
+        this.#currentSuggestedAccounts = this.#allSuggestedAccounts.filter((account) => {
+            if (this.#confirmedAccount !== null && account.code === this.#confirmedAccount.code) {
+                return false;
+            }
+            return suggestedAccountCodes.includes(account.code);
+        });
+        for (const account of this.#currentSuggestedAccounts) {
+            account.setShown(true);
+        }
+        this.#selectSuggestedAccount(suggestedAccountCodes[0]);
+    }
+
+    /**
+     * Selects the suggested account.
+     *
+     * @param code {string} the code of the most-frequent suggested account
+     */
+    #selectSuggestedAccount(code) {
+        if (this.isAccountConfirmed) {
+            return;
+        }
+        for (const account of this.#currentAccountOptions) {
+            if (account.code === code) {
+                this.selectAccount(account);
+                return;
             }
         }
     }
@@ -179,37 +263,29 @@ class DescriptionEditor {
      *
      */
     clearSuggestedAccounts() {
-        for (const accountButton of this.#accountButtons) {
-            accountButton.classList.add("d-none");
+        for (const account of this.#allSuggestedAccounts) {
+            account.setShown(false);
+            account.setActive(false);
         }
-        this.#selectAccount(null);
+        this.#currentSuggestedAccounts = [];
     }
 
     /**
-     * Initializes the suggested accounts.
+     * Select an account.
      *
+     * @param selectedAccount {DescriptionEditorAccount|null} the account, or null to deselect the account
      */
-    #initializeSuggestedAccounts() {
-        for (const accountButton of this.#accountButtons) {
-            accountButton.onclick = () => this.#selectAccount(accountButton);
+    selectAccount(selectedAccount) {
+        for (const account of this.#currentAccountOptions) {
+            account.setActive(false);
         }
-    }
-
-    /**
-     * Select a suggested account.
-     *
-     * @param selectedAccountButton {HTMLButtonElement|null} the account button, or null to deselect the account
-     */
-    #selectAccount(selectedAccountButton) {
-        for (const accountButton of this.#accountButtons) {
-            accountButton.classList.remove("btn-primary");
-            accountButton.classList.add("btn-outline-primary");
+        if (selectedAccount !== null) {
+            selectedAccount.setActive(true);
         }
-        if (selectedAccountButton !== null) {
-            selectedAccountButton.classList.remove("btn-outline-primary");
-            selectedAccountButton.classList.add("btn-primary");
+        this.selectedAccount = selectedAccount;
+        if (this.selectedAccount !== null) {
+            this.isAccountConfirmed &&= this.selectedAccount.isConfirmedAccount;
         }
-        this.#selectedAccount = selectedAccountButton;
     }
 
     /**
@@ -218,11 +294,7 @@ class DescriptionEditor {
      */
     #submit() {
         bootstrap.Modal.getOrCreateInstance(this.#modal).hide();
-        if (this.#selectedAccount !== null) {
-            this.lineItemEditor.saveDescriptionWithAccount(this.description.value, this.#selectedAccount.dataset.code, this.#selectedAccount.dataset.text, this.#selectedAccount.classList.contains("accounting-account-is-need-offset"));
-        } else {
-            this.lineItemEditor.saveDescription(this.description.value);
-        }
+        this.lineItemEditor.saveDescription(this);
     }
 
     /**
@@ -230,21 +302,27 @@ class DescriptionEditor {
      *
      */
     onOpen() {
-        this.#reset();
-        this.description.value = this.lineItemEditor.description === null? "": this.lineItemEditor.description;
+        this.description = this.lineItemEditor.description === null? "": this.lineItemEditor.description;
+        this.#setConfirmedAccount();
         this.#onDescriptionChange();
+        if (this.isAccountConfirmed) {
+            this.selectAccount(this.#confirmedAccount);
+        }
     }
 
     /**
-     * Resets the description editor.
+     * Sets the confirmed account.
      *
      */
-    #reset() {
-        this.description.value = "";
-        for (const tabPlane of Object.values(this.tabPlanes)) {
-            tabPlane.reset();
+    #setConfirmedAccount() {
+        this.isAccountConfirmed = this.lineItemEditor.isAccountConfirmed;
+        this.#confirmedAccountPlaceholder.setShown(this.isAccountConfirmed);
+        if (this.isAccountConfirmed) {
+            this.#confirmedAccountPlaceholder.initializeFrom(this.lineItemEditor.account);
+            this.#confirmedAccount = this.#confirmedAccountPlaceholder;
+        } else {
+            this.#confirmedAccount = null;
         }
-        this.tabPlanes.general.switchToMe();
     }
 
     /**
@@ -263,13 +341,130 @@ class DescriptionEditor {
     }
 }
 
+/**
+ * An account option in the description editor.
+ *
+ */
+class DescriptionEditorAccount extends JournalEntryAccount {
+
+    /**
+     * The account button
+     * @type {HTMLButtonElement}
+     */
+    #element;
+
+    /**
+     * Whether this is the account specified or confirmed by the user
+     * @type {boolean}
+     */
+    isConfirmedAccount = false;
+
+    /**
+     * Constructs an account option in the description editor.
+     *
+     * @param editor {DescriptionEditor} the description editor
+     * @param code {string} the account code
+     * @param text {string} the account text
+     * @param isNeedOffset {boolean} true if the line items in the account needs offset, or false otherwise
+     * @param button {HTMLButtonElement} the account button
+     */
+    constructor(editor, code, text, isNeedOffset, button) {
+        super(code, text, isNeedOffset);
+        this.#element = button;
+        this.#element.onclick = () => editor.selectAccount(this);
+    }
+
+    /**
+     * Sets whether the option is shown.
+     *
+     * @param isShown {boolean} true to show, or false otherwise
+     */
+    setShown(isShown) {
+        if (isShown) {
+            this.#element.classList.remove("d-none");
+        } else {
+            this.#element.classList.add("d-none");
+        }
+    }
+
+    /**
+     * Sets whether the option is active.
+     *
+     * @param isActive {boolean} true if active, or false otherwise
+     */
+    setActive(isActive) {
+        if (isActive) {
+            this.#element.classList.add("btn-primary");
+            this.#element.classList.remove("btn-outline-primary");
+        } else {
+            this.#element.classList.remove("btn-primary");
+            this.#element.classList.add("btn-outline-primary");
+        }
+    }
+
+    /**
+     * Sets the content of the account button.
+     *
+     */
+    resetContent() {
+        this.#element.innerText = this.text;
+    }
+}
+
+/**
+ * A suggested account.
+ *
+ */
+class DescriptionEditorSuggestedAccount extends DescriptionEditorAccount {
+
+    /**
+     * Constructs a suggested account.
+     *
+     * @param editor {DescriptionEditor} the description editor
+     * @param button {HTMLButtonElement} the account button
+     */
+    constructor(editor, button) {
+        super(editor, button.dataset.code, button.dataset.text, button.classList.contains("accounting-account-is-need-offset"), button);
+    }
+}
+
+/**
+ * The account option that is specified or confirmed by the user.
+ *
+ */
+class DescriptionEditorConfirmedAccount extends DescriptionEditorAccount {
+
+    /**
+     * Constructs the account option that is specified or confirmed by the user.
+     *
+     * @param editor {DescriptionEditor} the description editor
+     * @param button {HTMLButtonElement} the account button
+     */
+    constructor(editor, button) {
+        super(editor, "", "", false, button);
+        this.isConfirmedAccount = true;
+    }
+
+    /**
+     * Initializes the confirmed account from the line item editor.
+     *
+     * @param account {JournalEntryAccount} the confirmed account from the line item editor
+     */
+    initializeFrom(account) {
+        this.code = account.code;
+        this.text = account.text;
+        this.isNeedOffset = account.isNeedOffset;
+        this.resetContent();
+    }
+}
+
 /**
  * A tab plane.
  *
  * @abstract
  * @private
  */
-class TabPlane {
+class DescriptionEditorTabPlane {
 
     /**
      * The parent description editor
@@ -278,7 +473,7 @@ class TabPlane {
     editor;
 
     /**
-     * The prefix of the HTML ID and classes
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     prefix;
@@ -302,9 +497,9 @@ class TabPlane {
      */
     constructor(editor) {
         this.editor = editor;
-        this.prefix = this.editor.prefix + "-" + this.tabId();
-        this.#tab = document.getElementById(this.prefix + "-tab");
-        this.#page = document.getElementById(this.prefix + "-page");
+        this.prefix = `${this.editor.prefix}-${this.tabId()}`;
+        this.#tab = document.getElementById(`${this.prefix}-tab`);
+        this.#page = document.getElementById(`${this.prefix}-page`);
         this.#tab.onclick = () => this.switchToMe();
     }
 
@@ -364,7 +559,7 @@ class TabPlane {
  * @abstract
  * @private
  */
-class TagTabPlane extends TabPlane {
+class DescriptionEditorTagTabPlane extends DescriptionEditorTabPlane {
 
     /**
      * The tag input
@@ -392,10 +587,10 @@ class TagTabPlane extends TabPlane {
      */
     constructor(editor) {
         super(editor);
-        this.tag = document.getElementById(this.prefix + "-tag");
-        this.tagError = document.getElementById(this.prefix + "-tag-error");
+        this.tag = document.getElementById(`${this.prefix}-tag`);
+        this.tagError = document.getElementById(`${this.prefix}-tag-error`);
         // noinspection JSValidateTypes
-        this.tagButtons = Array.from(document.getElementsByClassName(this.prefix + "-btn-tag"));
+        this.tagButtons = Array.from(document.getElementsByClassName(`${this.prefix}-btn-tag`));
         this.initializeTagButtons();
         this.tag.onchange = () => {
             this.onTagChange();
@@ -414,7 +609,7 @@ class TagTabPlane extends TabPlane {
             if (tagButton.dataset.value === this.tag.value) {
                 tagButton.classList.remove("btn-outline-primary");
                 tagButton.classList.add("btn-primary");
-                this.editor.filterSuggestedAccounts(tagButton);
+                this.editor.updateCurrentSuggestedAccounts(tagButton);
                 isMatched = true;
             } else {
                 tagButton.classList.remove("btn-primary");
@@ -442,7 +637,7 @@ class TagTabPlane extends TabPlane {
         super.switchToMe();
         for (const tagButton of this.tagButtons) {
             if (tagButton.classList.contains("btn-primary")) {
-                this.editor.filterSuggestedAccounts(tagButton);
+                this.editor.updateCurrentSuggestedAccounts(tagButton);
                 return;
             }
         }
@@ -463,7 +658,7 @@ class TagTabPlane extends TabPlane {
                 tagButton.classList.remove("btn-outline-primary");
                 tagButton.classList.add("btn-primary");
                 this.tag.value = tagButton.dataset.value;
-                this.editor.filterSuggestedAccounts(tagButton);
+                this.editor.updateCurrentSuggestedAccounts(tagButton);
                 this.updateDescription();
             };
         }
@@ -522,7 +717,7 @@ class TagTabPlane extends TabPlane {
  *
  * @private
  */
-class GeneralTagTab extends TagTabPlane {
+class DescriptionEditorGeneralTagTab extends DescriptionEditorTagTabPlane {
 
     /**
      * The tab ID
@@ -540,12 +735,12 @@ class GeneralTagTab extends TagTabPlane {
      * @override
      */
     updateDescription() {
-        const pos = this.editor.description.value.indexOf("—");
-        const prefix = this.tag.value === ""? "": this.tag.value + "—";
+        const pos = this.editor.description.indexOf("—");
+        const prefix = this.tag.value === ""? "": `${this.tag.value}—`;
         if (pos === -1) {
-            this.editor.description.value = prefix + this.editor.description.value;
+            this.editor.description = `${prefix}${this.editor.description}`;
         } else {
-            this.editor.description.value = prefix + this.editor.description.value.substring(pos + 1);
+            this.editor.description = `${prefix}${this.editor.description.substring(pos + 1)}`;
         }
     }
 
@@ -556,7 +751,7 @@ class GeneralTagTab extends TagTabPlane {
      * @override
      */
     populate() {
-        const found = this.editor.description.value.match(/^([^—]+)—/);
+        const found = this.editor.description.match(/^([^—]+)—/);
         if (found === null) {
             return false;
         }
@@ -583,7 +778,7 @@ class GeneralTagTab extends TagTabPlane {
  *
  * @private
  */
-class GeneralTripTab extends TagTabPlane {
+class DescriptionEditorGeneralTripTab extends DescriptionEditorTagTabPlane {
 
     /**
      * The origin
@@ -623,12 +818,12 @@ class GeneralTripTab extends TagTabPlane {
      */
     constructor(editor) {
         super(editor);
-        this.#from = document.getElementById(this.prefix + "-from");
-        this.#fromError = document.getElementById(this.prefix + "-from-error");
-        this.#to = document.getElementById(this.prefix + "-to");
-        this.#toError = document.getElementById(this.prefix + "-to-error")
+        this.#from = document.getElementById(`${this.prefix}-from`);
+        this.#fromError = document.getElementById(`${this.prefix}-from-error`);
+        this.#to = document.getElementById(`${this.prefix}-to`);
+        this.#toError = document.getElementById(`${this.prefix}-to-error`)
         // noinspection JSValidateTypes
-        this.#directionButtons = Array.from(document.getElementsByClassName(this.prefix + "-direction"));
+        this.#directionButtons = Array.from(document.getElementsByClassName(`${this.prefix}-direction`));
         this.#from.onchange = () => {
             this.#from.value = this.#from.value.trim();
             this.updateDescription();
@@ -675,7 +870,7 @@ class GeneralTripTab extends TagTabPlane {
                 break;
             }
         }
-        this.editor.description.value = this.tag.value + "—" + this.#from.value + direction + this.#to.value;
+        this.editor.description = `${this.tag.value}—${this.#from.value}${direction}${this.#to.value}`;
     }
 
     /**
@@ -709,7 +904,7 @@ class GeneralTripTab extends TagTabPlane {
      * @override
      */
     populate() {
-        const found = this.editor.description.value.match(/^([^—]+)—([^—→↔]+)([→↔])(.+?)(?:[*×]\d+)?(?:\([^()]+\))?$/);
+        const found = this.editor.description.match(/^([^—]+)—([^—→↔]+)([→↔])(.+?)(?:[*×]\d+)?(?:\([^()]+\))?$/);
         if (found === null) {
             return false;
         }
@@ -782,7 +977,7 @@ class GeneralTripTab extends TagTabPlane {
  *
  * @private
  */
-class BusTripTab extends TagTabPlane {
+class DescriptionEditorBusTripTab extends DescriptionEditorTagTabPlane {
 
     /**
      * The route
@@ -828,12 +1023,12 @@ class BusTripTab extends TagTabPlane {
      */
     constructor(editor) {
         super(editor);
-        this.#route = document.getElementById(this.prefix + "-route");
-        this.#routeError = document.getElementById(this.prefix + "-route-error");
-        this.#from = document.getElementById(this.prefix + "-from");
-        this.#fromError = document.getElementById(this.prefix + "-from-error");
-        this.#to = document.getElementById(this.prefix + "-to");
-        this.#toError = document.getElementById(this.prefix + "-to-error")
+        this.#route = document.getElementById(`${this.prefix}-route`);
+        this.#routeError = document.getElementById(`${this.prefix}-route-error`);
+        this.#from = document.getElementById(`${this.prefix}-from`);
+        this.#fromError = document.getElementById(`${this.prefix}-from-error`);
+        this.#to = document.getElementById(`${this.prefix}-to`);
+        this.#toError = document.getElementById(`${this.prefix}-to-error`)
         this.#route.onchange = () => {
             this.#route.value = this.#route.value.trim();
             this.updateDescription();
@@ -867,7 +1062,7 @@ class BusTripTab extends TagTabPlane {
      * @override
      */
     updateDescription() {
-        this.editor.description.value = this.tag.value + "—" + this.#route.value + "—" + this.#from.value + "→" + this.#to.value;
+        this.editor.description = `${this.tag.value}—${this.#route.value}—${this.#from.value}→${this.#to.value}`;
     }
 
     /**
@@ -895,7 +1090,7 @@ class BusTripTab extends TagTabPlane {
      * @override
      */
     populate() {
-        const found = this.editor.description.value.match(/^([^—]+)—([^—]+)—([^—→]+)→(.+?)(?:[*×]\d+)?(?:\([^()]+\))?$/);
+        const found = this.editor.description.match(/^([^—]+)—([^—]+)—([^—→]+)→(.+?)(?:[*×]\d+)?(?:\([^()]+\))?$/);
         if (found === null) {
             return false;
         }
@@ -970,7 +1165,7 @@ class BusTripTab extends TagTabPlane {
  *
  * @private
  */
-class RecurringTransactionTab extends TabPlane {
+class DescriptionEditorRecurringTab extends DescriptionEditorTabPlane {
 
     /**
      * The month names
@@ -984,7 +1179,6 @@ class RecurringTransactionTab extends TabPlane {
      */
     #itemButtons;
 
-    // noinspection JSValidateTypes
     /**
      * Constructs a tab plane.
      *
@@ -1000,14 +1194,14 @@ class RecurringTransactionTab extends TabPlane {
             A_("September"), A_("October"), A_("November"), A_("December"),
         ];
         // noinspection JSValidateTypes
-        this.#itemButtons = Array.from(document.getElementsByClassName(this.prefix + "-item"));
+        this.#itemButtons = Array.from(document.getElementsByClassName(`${this.prefix}-item`));
         for (const itemButton of this.#itemButtons) {
             itemButton.onclick = () => {
                 this.reset();
                 itemButton.classList.add("btn-primary");
                 itemButton.classList.remove("btn-outline-primary");
-                this.editor.description.value = this.#getDescription(itemButton);
-                this.editor.filterSuggestedAccounts(itemButton);
+                this.editor.description = this.#getDescription(itemButton);
+                this.editor.updateCurrentSuggestedAccounts(itemButton);
             };
         }
     }
@@ -1019,7 +1213,7 @@ class RecurringTransactionTab extends TabPlane {
      * @return {string} the description of the recurring item
      */
     #getDescription(itemButton) {
-        const today = new Date(this.editor.lineItemEditor.form.getDate());
+        const today = new Date(this.editor.lineItemEditor.form.date);
         const thisMonth = today.getMonth() + 1;
         const lastMonth = (thisMonth + 10) % 12 + 1;
         const lastBimonthlyFrom = ((thisMonth + thisMonth % 2 + 8) % 12 + 1);
@@ -1029,8 +1223,8 @@ class RecurringTransactionTab extends TabPlane {
             .replaceAll("{this_month_name}", this.#monthNames[thisMonth])
             .replaceAll("{last_month_number}", String(lastMonth))
             .replaceAll("{last_month_name}", this.#monthNames[lastMonth])
-            .replaceAll("{last_bimonthly_number}", String(lastBimonthlyFrom) + "–" + String(lastBimonthlyTo))
-            .replaceAll("{last_bimonthly_name}", this.#monthNames[lastBimonthlyFrom] + "–" + this.#monthNames[lastBimonthlyTo]);
+            .replaceAll("{last_bimonthly_number}", `${String(lastBimonthlyFrom)}–${String(lastBimonthlyTo)}`)
+            .replaceAll("{last_bimonthly_name}", `${this.#monthNames[lastBimonthlyFrom]}–${this.#monthNames[lastBimonthlyTo]}`);
     }
 
     /**
@@ -1063,7 +1257,7 @@ class RecurringTransactionTab extends TabPlane {
      */
     populate() {
         for (const itemButton of this.#itemButtons) {
-            if (this.#getDescription(itemButton) === this.editor.description.value) {
+            if (this.#getDescription(itemButton) === this.editor.description) {
                 itemButton.classList.add("btn-primary");
                 itemButton.classList.remove("btn-outline-primary");
                 this.switchToMe();
@@ -1081,7 +1275,7 @@ class RecurringTransactionTab extends TabPlane {
         super.switchToMe();
         for (const itemButton of this.#itemButtons) {
             if (itemButton.classList.contains("btn-primary")) {
-                this.editor.filterSuggestedAccounts(itemButton);
+                this.editor.updateCurrentSuggestedAccounts(itemButton);
                 return;
             }
         }
@@ -1104,7 +1298,7 @@ class RecurringTransactionTab extends TabPlane {
  *
  * @private
  */
-class AnnotationTab extends TabPlane {
+class DescriptionEditorAnnotationTab extends DescriptionEditorTabPlane {
 
     /**
      * Constructs a tab plane.
@@ -1137,15 +1331,15 @@ class AnnotationTab extends TabPlane {
      * @override
      */
     updateDescription() {
-        const found = this.editor.description.value.match(/^(.*?)(?:[*×]\d+)?(?:\([^()]+\))?$/);
+        const found = this.editor.description.match(/^(.*?)(?:[*×]\d+)?(?:\([^()]+\))?$/);
         if (found !== null) {
-            this.editor.description.value = found[1];
+            this.editor.description = found[1];
         }
         if (parseInt(this.editor.number.value) > 1) {
-            this.editor.description.value = this.editor.description.value + "×" + this.editor.number.value;
+            this.editor.description = `${this.editor.description}×${this.editor.number.value}`;
         }
         if (this.editor.note.value !== "") {
-            this.editor.description.value = this.editor.description.value + "(" + this.editor.note.value + ")";
+            this.editor.description = `${this.editor.description}(${this.editor.note.value})`;
         }
     }
 
@@ -1166,19 +1360,19 @@ class AnnotationTab extends TabPlane {
      * @override
      */
     populate() {
-        const found = this.editor.description.value.match(/^(.*?)(?:[*×](\d+))?(?:\(([^()]+)\))?$/);
-        this.editor.description.value = found[1];
+        const found = this.editor.description.match(/^(.*?)(?:[*×](\d+))?(?:\(([^()]+)\))?$/);
+        this.editor.description = found[1];
         if (found[2] === undefined || parseInt(found[2]) === 1) {
             this.editor.number.value = "";
         } else {
             this.editor.number.value = found[2];
-            this.editor.description.value = this.editor.description.value + "×" + this.editor.number.value;
+            this.editor.description = `${this.editor.description}×${this.editor.number.value}`;
         }
         if (found[3] === undefined) {
             this.editor.note.value = "";
         } else {
             this.editor.note.value = found[3];
-            this.editor.description.value = this.editor.description.value + "(" + this.editor.note.value + ")";
+            this.editor.description = `${this.editor.description}(${this.editor.note.value})`;
         }
         return true;
     }

src/accounting/static/js/journal-entry-account-selector.js

@@ -0,0 +1,312 @@
+/* The Mia! Accounting Flask Project
+ * journal-entry-account-selector.js: The JavaScript for the account selector of the journal entry form
+ */
+
+/*  Copyright (c) 2023 imacat.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/* Author: imacat@mail.imacat.idv.tw (imacat)
+ * First written: 2023/2/28
+ */
+"use strict";
+
+/**
+ * The account selector.
+ *
+ */
+class JournalEntryAccountSelector {
+
+    /**
+     * The line item editor
+     * @type {JournalEntryLineItemEditor}
+     */
+    lineItemEditor;
+
+    /**
+     * Either "debit" or "credit"
+     * @type {string}
+     */
+    #debitCredit;
+
+    /**
+     * The button to clear the account
+     * @type {HTMLButtonElement}
+     */
+    #clearButton
+
+    /**
+     * The query input
+     * @type {HTMLInputElement}
+     */
+    #query;
+
+    /**
+     * The error message when the query has no result
+     * @type {HTMLParagraphElement}
+     */
+    #queryNoResult;
+
+    /**
+     * The option list
+     * @type {HTMLUListElement}
+     */
+    #optionList;
+
+    /**
+     * The options
+     * @type {JournalEntryAccountOption[]}
+     */
+    #options;
+
+    /**
+     * The more item to show all accounts
+     * @type {HTMLLIElement}
+     */
+    #more;
+
+    /**
+     * Whether to show all accounts
+     * @type {boolean}
+     */
+    #isShowMore = false;
+
+    /**
+     * Constructs an account selector.
+     *
+     * @param lineItemEditor {JournalEntryLineItemEditor} the line item editor
+     * @param debitCredit {string} either "debit" or "credit"
+     */
+    constructor(lineItemEditor, debitCredit) {
+        this.lineItemEditor = lineItemEditor
+        this.#debitCredit = debitCredit;
+        const prefix = `accounting-account-selector-${debitCredit}`;
+        this.#query = document.getElementById(`${prefix}-query`);
+        this.#queryNoResult = document.getElementById(`${prefix}-option-no-result`);
+        this.#optionList = document.getElementById(`${prefix}-option-list`);
+        this.#options = Array.from(document.getElementsByClassName(`${prefix}-option`)).map((element) => new JournalEntryAccountOption(this, element));
+        this.#more = document.getElementById(`${prefix}-more`);
+        this.#clearButton = document.getElementById(`${prefix}-btn-clear`);
+
+        this.#more.onclick = () => {
+            this.#isShowMore = true;
+            this.#more.classList.add("d-none");
+            this.#filterOptions();
+        };
+        this.#query.oninput = () => this.#filterOptions();
+        this.#clearButton.onclick = () => this.lineItemEditor.clearAccount();
+    }
+
+    /**
+     * Filters the options.
+     *
+     */
+    #filterOptions() {
+        const codesInUse = this.#getCodesUsedInForm();
+        let isAnyMatched = false;
+        for (const option of this.#options) {
+            if (option.isMatched(this.#isShowMore, codesInUse, this.#query.value)) {
+                option.setShown(true);
+                isAnyMatched = true;
+            } else {
+                option.setShown(false);
+            }
+        }
+        if (!isAnyMatched) {
+            this.#optionList.classList.add("d-none");
+            this.#queryNoResult.classList.remove("d-none");
+        } else {
+            this.#optionList.classList.remove("d-none");
+            this.#queryNoResult.classList.add("d-none");
+        }
+    }
+
+    /**
+     * Returns the account codes that are used in the form.
+     *
+     * @return {string[]} the account codes that are used in the form
+     */
+    #getCodesUsedInForm() {
+        const inUse = this.lineItemEditor.form.getAccountCodesUsed(this.#debitCredit);
+        if (this.lineItemEditor.account !== null) {
+            inUse.push(this.lineItemEditor.account.code);
+        }
+        return inUse
+    }
+
+    /**
+     * The callback when the account selector is shown.
+     *
+     */
+    onOpen() {
+        this.#query.value = "";
+        this.#isShowMore = false;
+        this.#more.classList.remove("d-none");
+        this.#filterOptions();
+        for (const option of this.#options) {
+            option.setActive(this.lineItemEditor.account !== null && option.code === this.lineItemEditor.account.code);
+        }
+        if (this.lineItemEditor.account === null) {
+            this.#clearButton.classList.add("btn-secondary");
+            this.#clearButton.classList.remove("btn-danger");
+            this.#clearButton.disabled = true;
+        } else {
+            this.#clearButton.classList.add("btn-danger");
+            this.#clearButton.classList.remove("btn-secondary");
+            this.#clearButton.disabled = false;
+        }
+    }
+
+    /**
+     * Returns the account selector instances.
+     *
+     * @param lineItemEditor {JournalEntryLineItemEditor} the line item editor
+     * @return {{debit: JournalEntryAccountSelector, credit: JournalEntryAccountSelector}}
+     */
+    static getInstances(lineItemEditor) {
+        const selectors = {}
+        const modals = Array.from(document.getElementsByClassName("accounting-account-selector"));
+        for (const modal of modals) {
+            selectors[modal.dataset.debitCredit] = new JournalEntryAccountSelector(lineItemEditor, modal.dataset.debitCredit);
+        }
+        return selectors;
+    }
+}
+
+/**
+ * An account option
+ *
+ */
+class JournalEntryAccountOption {
+
+    /**
+     * The element
+     * @type {HTMLLIElement}
+     */
+    #element;
+
+    /**
+     * The account code
+     * @type {string}
+     */
+    code;
+
+    /**
+     * The account text
+     * @type {string}
+     */
+    text;
+
+    /**
+     * Whether the account is in use
+     * @type {boolean}
+     */
+    #isInUse;
+
+    /**
+     * Whether line items in the account need offset
+     * @type {boolean}
+     */
+    isNeedOffset;
+
+    /**
+     * The values to query against
+     * @type {string[]}
+     */
+    #queryValues;
+
+    /**
+     * Constructs the account in the account selector.
+     *
+     * @param selector {JournalEntryAccountSelector} the account selector
+     * @param element {HTMLLIElement} the element
+     */
+    constructor(selector, element) {
+        this.#element = element;
+        this.code = element.dataset.code;
+        this.text = element.dataset.text;
+        this.#isInUse = element.classList.contains("accounting-account-is-in-use");
+        this.isNeedOffset = element.classList.contains("accounting-account-is-need-offset");
+        this.#queryValues = JSON.parse(element.dataset.queryValues);
+
+        this.#element.onclick = () => selector.lineItemEditor.saveAccount(this);
+    }
+
+    /**
+     * Returns whether the account matches the query.
+     *
+     * @param isShowMore {boolean} true to show all accounts, or false to show only those in use
+     * @param codesInUse {string[]} the account codes that are used in the form
+     * @param query {string} the query term
+     * @return {boolean} true if the option matches, or false otherwise
+     */
+    isMatched(isShowMore, codesInUse, query) {
+        return this.#isInUseMatched(isShowMore, codesInUse) && this.#isQueryMatched(query);
+    }
+
+    /**
+     * Returns whether the account matches the "in-use" condition.
+     *
+     * @param isShowMore {boolean} true to show all accounts, or false to show only those in use
+     * @param codesInUse {string[]} the account codes that are used in the form
+     * @return {boolean} true if the option matches, or false otherwise
+     */
+    #isInUseMatched(isShowMore, codesInUse) {
+        return isShowMore || this.#isInUse || codesInUse.includes(this.code);
+    }
+
+    /**
+     * Returns whether the account matches the query term.
+     *
+     * @param query {string} the query term
+     * @return {boolean} true if the option matches, or false otherwise
+     */
+    #isQueryMatched(query) {
+        if (query === "") {
+            return true;
+        }
+        for (const queryValue of this.#queryValues) {
+            if (queryValue.toLowerCase().includes(query.toLowerCase())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Sets whether the option is shown.
+     *
+     * @param isShown {boolean} true to show, or false otherwise
+     */
+    setShown(isShown) {
+        if (isShown) {
+            this.#element.classList.remove("d-none");
+        } else {
+            this.#element.classList.add("d-none");
+        }
+    }
+
+    /**
+     * Sets whether the option is active.
+     *
+     * @param isActive {boolean} true if active, or false otherwise
+     */
+    setActive(isActive) {
+        if (isActive) {
+            this.#element.classList.add("active");
+        } else {
+            this.#element.classList.remove("active");
+        }
+    }
+}

src/accounting/static/js/journal-entry-form.js

@@ -111,6 +111,7 @@ class JournalEntryForm {
     constructor() {
         this.#element = document.getElementById("accounting-form");
         this.lineItemTemplate = this.#element.dataset.lineItemTemplate;
+        this.lineItemEditor = new JournalEntryLineItemEditor(this);
         this.#date = document.getElementById("accounting-date");
         this.#dateError = document.getElementById("accounting-date-error");
         this.#currencyControl = document.getElementById("accounting-currencies");
@@ -121,14 +122,13 @@ class JournalEntryForm {
         this.#addCurrencyButton = document.getElementById("accounting-add-currency");
         this.#note = document.getElementById("accounting-note");
         this.#noteError = document.getElementById("accounting-note-error");
-        this.lineItemEditor = new JournalEntryLineItemEditor(this);
 
         this.#addCurrencyButton.onclick = () => {
             const newIndex = 1 + (this.#currencies.length === 0? 0: Math.max(...this.#currencies.map((currency) => currency.index)));
             const html = this.#element.dataset.currencyTemplate
                 .replaceAll("CURRENCY_INDEX", escapeHtml(String(newIndex)));
             this.#currencyList.insertAdjacentHTML("beforeend", html);
-            const element = document.getElementById("accounting-currency-" + String(newIndex));
+            const element = document.getElementById(`accounting-currency-${String(newIndex)}`);
             this.#currencies.push(new CurrencySubForm(this, element));
             this.#resetDeleteCurrencyButtons();
             this.#initializeDragAndDropReordering();
@@ -159,7 +159,7 @@ class JournalEntryForm {
      */
     #resetDeleteCurrencyButtons() {
         if (this.#currencies.length === 1) {
-            this.#currencies[0].deleteButton.classList.add("d-none");
+            this.#currencies[0].setDeleteButtonShown(false);
         } else {
             for (const currency of this.#currencies) {
                 let isAnyLineItemMatched = false;
@@ -169,11 +169,7 @@ class JournalEntryForm {
                         break;
                     }
                 }
-                if (isAnyLineItemMatched) {
-                    currency.deleteButton.classList.add("d-none");
-                } else {
-                    currency.deleteButton.classList.remove("d-none");
-                }
+                currency.setDeleteButtonShown(!isAnyLineItemMatched);
             }
         }
     }
@@ -184,10 +180,8 @@ class JournalEntryForm {
      */
     #initializeDragAndDropReordering() {
         initializeDragAndDropReordering(this.#currencyList, () => {
-            const currencyId = Array.from(this.#currencyList.children).map((currency) => currency.id);
-            this.#currencies.sort((a, b) => currencyId.indexOf(a.element.id) - currencyId.indexOf(b.element.id));
-            for (let i = 0; i < this.#currencies.length; i++) {
-                this.#currencies[i].no.value = String(i + 1);
+            for (const currency of this.#currencies) {
+                currency.resetNo();
             }
         });
     }
@@ -213,8 +207,8 @@ class JournalEntryForm {
      * @return {string[]} the account codes used in the form
      */
     getAccountCodesUsed(debitCredit) {
-        return this.getLineItems(debitCredit).map((lineItem) => lineItem.getAccountCode())
-            .filter((code) => code !== null);
+        return this.getLineItems(debitCredit).filter((lineItem) => lineItem.account !== null)
+            .map((lineItem) => lineItem.account.code);
     }
 
     /**
@@ -222,7 +216,7 @@ class JournalEntryForm {
      *
      * @return {string} the date
      */
-    getDate() {
+    get date() {
         return this.#date.value;
     }
 
@@ -233,7 +227,7 @@ class JournalEntryForm {
     updateMinDate() {
         let lastOriginalLineItemDate = null;
         for (const lineItem of this.getLineItems()) {
-            const date = lineItem.getOriginalLineItemDate();
+            const date = lineItem.originalLineItemDate;
             if (date !== null) {
                 if (lastOriginalLineItemDate === null || lastOriginalLineItemDate < date) {
                     lastOriginalLineItemDate = date;
@@ -349,7 +343,7 @@ class CurrencySubForm {
      * The element
      * @type {HTMLDivElement}
      */
-    element;
+    #element;
 
     /**
      * The journal entry form
@@ -363,12 +357,6 @@ class CurrencySubForm {
      */
     index;
 
-    /**
-     * The prefix of the HTML ID and class
-     * @type {string}
-     */
-    #prefix;
-
     /**
      * The control
      * @type {HTMLDivElement}
@@ -385,7 +373,7 @@ class CurrencySubForm {
      * The number
      * @type {HTMLInputElement}
      */
-    no;
+    #no;
 
     /**
      * The currency code
@@ -403,7 +391,7 @@ class CurrencySubForm {
      * The button to delete the currency
      * @type {HTMLButtonElement}
      */
-    deleteButton;
+    #deleteButton;
 
     /**
      * The debit sub-form
@@ -424,36 +412,54 @@ class CurrencySubForm {
      * @param element {HTMLDivElement} the currency sub-form element
      */
     constructor(form, element) {
-        this.element = element;
+        this.#element = element;
         this.form = form;
-        this.index = parseInt(this.element.dataset.index);
-        this.#prefix = "accounting-currency-" + String(this.index);
-        this.#control = document.getElementById(this.#prefix + "-control");
-        this.#error = document.getElementById(this.#prefix + "-error");
-        this.no = document.getElementById(this.#prefix + "-no");
-        this.#code = document.getElementById(this.#prefix + "-code");
-        this.#codeSelect = document.getElementById(this.#prefix + "-code-select");
-        this.deleteButton = document.getElementById(this.#prefix + "-delete");
-        const debitElement = document.getElementById(this.#prefix + "-debit");
+        this.index = parseInt(this.#element.dataset.index);
+        const prefix = `accounting-currency-${String(this.index)}`;
+        this.#control = document.getElementById(`${prefix}-control`);
+        this.#error = document.getElementById(`${prefix}-error`);
+        this.#no = document.getElementById(`${prefix}-no`);
+        this.#code = document.getElementById(`${prefix}-code`);
+        this.#codeSelect = document.getElementById(`${prefix}-code-select`);
+        this.#deleteButton = document.getElementById(`${prefix}-delete`);
+        const debitElement = document.getElementById(`${prefix}-debit`);
         this.#debit = debitElement === null? null: new DebitCreditSubForm(this, debitElement, "debit");
-        const creditElement = document.getElementById(this.#prefix + "-credit");
+        const creditElement = document.getElementById(`${prefix}-credit`);
         this.#credit = creditElement == null? null: new DebitCreditSubForm(this, creditElement, "credit");
         this.#codeSelect.onchange = () => this.#code.value = this.#codeSelect.value;
-        this.deleteButton.onclick = () => {
-            this.element.parentElement.removeChild(this.element);
+        this.#deleteButton.onclick = () => {
+            this.#element.parentElement.removeChild(this.#element);
             this.form.deleteCurrency(this);
         };
     }
 
+    /**
+     * Reset the order number.
+     *
+     */
+    resetNo() {
+        const siblings = Array.from(this.#element.parentElement.children);
+        this.#no.value = String(siblings.indexOf(this.#element) + 1);
+    }
+
     /**
      * Returns the currency code.
      *
      * @return {string} the currency code
      */
-    getCurrencyCode() {
+    get currencyCode() {
         return this.#code.value;
     }
 
+    /**
+     * Sets whether the delete button is shown.
+     *
+     * @param isShown {boolean} true to show, or false otherwise
+     */
+    setDeleteButtonShown(isShown) {
+        setElementShown(this.#deleteButton, isShown);
+    }
+
     /**
      * Returns all the line items in the form.
      *
@@ -479,7 +485,7 @@ class CurrencySubForm {
     updateCodeSelectorStatus() {
         let isEnabled = true;
         for (const lineItem of this.getLineItems()) {
-            if (lineItem.getOriginalLineItemId() !== null) {
+            if (lineItem.originalLineItemId !== null) {
                 isEnabled = false;
                 break;
             }
@@ -511,7 +517,7 @@ class CurrencySubForm {
      */
     validateBalance() {
         if (this.#debit !== null && this.#credit !== null) {
-            if (!this.#debit.getTotal().equals(this.#credit.getTotal())) {
+            if (!this.#debit.total.equals(this.#credit.total)) {
                 this.#control.classList.add("is-invalid");
                 this.#error.innerText = A_("The totals of the debit and credit amounts do not match.");
                 return false;
@@ -541,6 +547,12 @@ class DebitCreditSubForm {
      */
     #element;
 
+    /**
+     * The content
+     * @type {HTMLDivElement}
+     */
+    #content;
+
     /**
      * The currencyIndex
      * @type {number}
@@ -554,7 +566,7 @@ class DebitCreditSubForm {
     debitCredit;
 
     /**
-     * The prefix of the HTML ID and class
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     #prefix;
@@ -601,32 +613,45 @@ class DebitCreditSubForm {
         this.#element = element;
         this.#currencyIndex = currency.index;
         this.debitCredit = debitCredit;
-        this.#prefix = "accounting-currency-" + String(this.#currencyIndex) + "-" + debitCredit;
-        this.#error = document.getElementById(this.#prefix + "-error");
-        this.#lineItemList = document.getElementById(this.#prefix + "-list");
-        // noinspection JSValidateTypes
+        this.#prefix = `accounting-currency-${String(this.#currencyIndex)}-${debitCredit}`;
+        this.#content = document.getElementById(`${this.#prefix}-content`);
+        this.#error = document.getElementById(`${this.#prefix}-error`);
+        this.#lineItemList = document.getElementById(`${this.#prefix}-list`);
         this.lineItems = Array.from(document.getElementsByClassName(this.#prefix)).map((element) => new LineItemSubForm(this, element));
-        this.#total = document.getElementById(this.#prefix + "-total");
-        this.#addLineItemButton = document.getElementById(this.#prefix + "-add-line-item");
+        this.#total = document.getElementById(`${this.#prefix}-total`);
+        this.#addLineItemButton = document.getElementById(`${this.#prefix}-add-line-item`);
+
+        this.#resetContent();
         this.#addLineItemButton.onclick = () => this.currency.form.lineItemEditor.onAddNew(this);
         this.#resetDeleteLineItemButtons();
         this.#initializeDragAndDropReordering();
     }
 
+    /**
+     * The callback when the line item editor is closed.
+     *
+     */
+    onLineItemEditorClosed() {
+        if (this.lineItems.length === 0) {
+            this.#element.classList.remove("accounting-not-empty");
+        }
+    }
+
     /**
      * Adds a new line item sub-form
      *
      * @returns {LineItemSubForm} the newly-added line item sub-form
      */
     addLineItem() {
-        const newIndex = 1 + (this.lineItems.length === 0? 0: Math.max(...this.lineItems.map((lineItem) => lineItem.lineItemIndex)));
+        const newIndex = 1 + (this.lineItems.length === 0? 0: Math.max(...this.lineItems.map((lineItem) => lineItem.index)));
         const html = this.currency.form.lineItemTemplate
             .replaceAll("CURRENCY_INDEX", escapeHtml(String(this.#currencyIndex)))
             .replaceAll("DEBIT_CREDIT", escapeHtml(this.debitCredit))
             .replaceAll("LINE_ITEM_INDEX", escapeHtml(String(newIndex)));
         this.#lineItemList.insertAdjacentHTML("beforeend", html);
-        const lineItem = new LineItemSubForm(this, document.getElementById(this.#prefix + "-" + String(newIndex)));
+        const lineItem = new LineItemSubForm(this, document.getElementById(`${this.#prefix}-${String(newIndex)}`));
         this.lineItems.push(lineItem);
+        this.#resetContent();
         this.#resetDeleteLineItemButtons();
         this.#initializeDragAndDropReordering();
         this.validate();
@@ -644,6 +669,7 @@ class DebitCreditSubForm {
         this.updateTotal();
         this.currency.updateCodeSelectorStatus();
         this.currency.form.updateMinDate();
+        this.#resetContent();
         this.#resetDeleteLineItemButtons();
     }
 
@@ -653,27 +679,47 @@ class DebitCreditSubForm {
      */
     #resetDeleteLineItemButtons() {
         if (this.lineItems.length === 1) {
-            this.lineItems[0].deleteButton.classList.add("d-none");
+            this.lineItems[0].setDeleteButtonShown(false);
         } else {
             for (const lineItem of this.lineItems) {
-                if (lineItem.isMatched) {
-                    lineItem.deleteButton.classList.add("d-none");
-                } else {
-                    lineItem.deleteButton.classList.remove("d-none");
-                }
+                lineItem.setDeleteButtonShown(!lineItem.isMatched);
             }
         }
     }
 
+    /**
+     * Resets the layout of the content.
+     *
+     */
+    #resetContent() {
+        if (this.lineItems.length === 0) {
+            this.#element.classList.remove("accounting-not-empty");
+            this.#element.classList.add("accounting-clickable");
+            this.#element.dataset.bsToggle = "modal"
+            this.#element.dataset.bsTarget = `#${this.currency.form.lineItemEditor.modal.id}`;
+            this.#element.onclick = () => {
+                this.#element.classList.add("accounting-not-empty");
+                this.currency.form.lineItemEditor.onAddNew(this);
+            };
+        } else {
+            this.#element.classList.add("accounting-not-empty");
+            this.#element.classList.remove("accounting-clickable");
+            delete this.#element.dataset.bsToggle;
+            delete this.#element.dataset.bsTarget;
+            this.#element.onclick = null;
+        }
+        setElementShown(this.#content, this.lineItems.length !== 0);
+    }
+
     /**
      * Returns the total amount.
      *
      * @return {Decimal} the total amount
      */
-    getTotal() {
+    get total() {
         let total = new Decimal("0");
         for (const lineItem of this.lineItems) {
-            const amount = lineItem.getAmount();
+            const amount = lineItem.amount;
             if (amount !== null) {
                 total = total.plus(amount);
             }
@@ -686,7 +732,7 @@ class DebitCreditSubForm {
      *
      */
     updateTotal() {
-        this.#total.innerText = formatDecimal(this.getTotal());
+        this.#total.innerText = formatDecimal(this.total);
         this.currency.validateBalance();
     }
 
@@ -696,10 +742,8 @@ class DebitCreditSubForm {
      */
     #initializeDragAndDropReordering() {
         initializeDragAndDropReordering(this.#lineItemList, () => {
-            const lineItemId = Array.from(this.#lineItemList.children).map((lineItem) => lineItem.id);
-            this.lineItems.sort((a, b) => lineItemId.indexOf(a.element.id) - lineItemId.indexOf(b.element.id));
-            for (let i = 0; i < this.lineItems.length; i++) {
-                this.lineItems[i].no.value = String(i + 1);
+            for (const lineItem of this.lineItems) {
+                lineItem.resetNo();
             }
         });
     }
@@ -735,6 +779,53 @@ class DebitCreditSubForm {
     }
 }
 
+/**
+ * A journal entry account.
+ *
+ */
+class JournalEntryAccount {
+
+    /**
+     * The account code
+     * @type {string}
+     */
+    code;
+
+    /**
+     * The account text
+     * @type {string}
+     */
+    text;
+
+    /**
+     * Whether the line items in the account needs offset
+     * @type {boolean}
+     */
+    isNeedOffset;
+
+    /**
+     * Constructs a journal entry account.
+     *
+     * @param code {string} the account code
+     * @param text {string} the account text
+     * @param isNeedOffset {boolean} true if the line items in the account needs offset, or false otherwise
+     */
+    constructor(code, text, isNeedOffset) {
+        this.code = code;
+        this.text = text;
+        this.isNeedOffset = isNeedOffset;
+    }
+
+    /**
+     * Returns a copy of the account.
+     *
+     * @return {JournalEntryAccount} the copy of the account
+     */
+    copy() {
+        return new JournalEntryAccount(this.code, this.text, this.isNeedOffset);
+    }
+}
+
 /**
  * The line item sub-form.
  *
@@ -751,7 +842,7 @@ class LineItemSubForm {
      * The element
      * @type {HTMLLIElement}
      */
-    element;
+    #element;
 
     /**
      * Either "debit" or "credit"
@@ -763,7 +854,7 @@ class LineItemSubForm {
      * The line item index
      * @type {number}
      */
-    lineItemIndex;
+    index;
 
     /**
      * Whether this is an original line item with offsets
@@ -771,12 +862,6 @@ class LineItemSubForm {
      */
     isMatched;
 
-    /**
-     * The prefix of the HTML ID and class
-     * @type {string}
-     */
-    #prefix;
-
     /**
      * The control
      * @type {HTMLDivElement}
@@ -793,7 +878,7 @@ class LineItemSubForm {
      * The number
      * @type {HTMLInputElement}
      */
-    no;
+    #no;
 
     /**
      * The account code
@@ -853,7 +938,7 @@ class LineItemSubForm {
      * The button to delete line item
      * @type {HTMLButtonElement}
      */
-    deleteButton;
+    #deleteButton;
 
     /**
      * Constructs the line item sub-form.
@@ -863,38 +948,38 @@ class LineItemSubForm {
      */
     constructor(debitCredit, element) {
         this.debitCreditSubForm = debitCredit;
-        this.element = element;
+        this.#element = element;
         this.debitCredit = element.dataset.debitCredit;
-        this.lineItemIndex = parseInt(element.dataset.lineItemIndex);
+        this.index = parseInt(element.dataset.lineItemIndex);
         this.isMatched = element.classList.contains("accounting-matched-line-item");
-        this.#prefix = "accounting-currency-" + element.dataset.currencyIndex + "-" + this.debitCredit + "-" + this.lineItemIndex;
-        this.#control = document.getElementById(this.#prefix + "-control");
-        this.#error = document.getElementById(this.#prefix + "-error");
-        this.no = document.getElementById(this.#prefix + "-no");
-        this.#accountCode = document.getElementById(this.#prefix + "-account-code");
-        this.#accountText = document.getElementById(this.#prefix + "-account-text");
-        this.#description = document.getElementById(this.#prefix + "-description");
-        this.#descriptionText = document.getElementById(this.#prefix + "-description-text");
-        this.#originalLineItemId = document.getElementById(this.#prefix + "-original-line-item-id");
-        this.#originalLineItemText = document.getElementById(this.#prefix + "-original-line-item-text");
-        this.#offsets = document.getElementById(this.#prefix + "-offsets");
-        this.#amount = document.getElementById(this.#prefix + "-amount");
-        this.#amountText = document.getElementById(this.#prefix + "-amount-text");
-        this.deleteButton = document.getElementById(this.#prefix + "-delete");
+        const prefix = `accounting-currency-${element.dataset.currencyIndex}-${this.debitCredit}-${String(this.index)}`;
+        this.#control = document.getElementById(`${prefix}-control`);
+        this.#error = document.getElementById(`${prefix}-error`);
+        this.#no = document.getElementById(`${prefix}-no`);
+        this.#accountCode = document.getElementById(`${prefix}-account-code`);
+        this.#accountText = document.getElementById(`${prefix}-account-text`);
+        this.#description = document.getElementById(`${prefix}-description`);
+        this.#descriptionText = document.getElementById(`${prefix}-description-text`);
+        this.#originalLineItemId = document.getElementById(`${prefix}-original-line-item-id`);
+        this.#originalLineItemText = document.getElementById(`${prefix}-original-line-item-text`);
+        this.#offsets = document.getElementById(`${prefix}-offsets`);
+        this.#amount = document.getElementById(`${prefix}-amount`);
+        this.#amountText = document.getElementById(`${prefix}-amount-text`);
+        this.#deleteButton = document.getElementById(`${prefix}-delete`);
         this.#control.onclick = () => this.debitCreditSubForm.currency.form.lineItemEditor.onEdit(this);
-        this.deleteButton.onclick = () => {
-            this.element.parentElement.removeChild(this.element);
+        this.#deleteButton.onclick = () => {
+            this.#element.parentElement.removeChild(this.#element);
             this.debitCreditSubForm.deleteLineItem(this);
         };
     }
 
     /**
-     * Returns whether the line item needs offset.
+     * Reset the order number.
      *
-     * @return {boolean} true if the line item needs offset, or false otherwise
      */
-    isNeedOffset() {
-        return "isNeedOffset" in this.element.dataset;
+    resetNo() {
+        const siblings = Array.from(this.#element.parentElement.children);
+        this.#no.value = String(siblings.indexOf(this.#element) + 1);
     }
 
     /**
@@ -902,7 +987,7 @@ class LineItemSubForm {
      *
      * @return {string|null} the ID of the original line item
      */
-    getOriginalLineItemId() {
+    get originalLineItemId() {
         return this.#originalLineItemId.value === ""? null: this.#originalLineItemId.value;
     }
 
@@ -911,7 +996,7 @@ class LineItemSubForm {
      *
      * @return {string|null} the date of the original line item
      */
-    getOriginalLineItemDate() {
+    get originalLineItemDate() {
         return this.#originalLineItemId.dataset.date === ""? null: this.#originalLineItemId.dataset.date;
     }
 
@@ -920,7 +1005,7 @@ class LineItemSubForm {
      *
      * @return {string|null} the text of the original line item
      */
-    getOriginalLineItemText() {
+    get originalLineItemText() {
         return this.#originalLineItemId.dataset.text === ""? null: this.#originalLineItemId.dataset.text;
     }
 
@@ -929,26 +1014,17 @@ class LineItemSubForm {
      *
      * @return {string|null} the description
      */
-    getDescription() {
+    get description() {
         return this.#description.value === ""? null: this.#description.value;
     }
 
     /**
-     * Returns the account code.
+     * Returns the account.
      *
-     * @return {string|null} the account code
+     * @return {JournalEntryAccount|null} the account
      */
-    getAccountCode() {
-        return this.#accountCode.value === ""? null: this.#accountCode.value;
-    }
-
-    /**
-     * Returns the account text.
-     *
-     * @return {string|null} the account text
-     */
-    getAccountText() {
-        return this.#accountCode.dataset.text === ""? null: this.#accountCode.dataset.text;
+    get account() {
+        return this.#accountCode.value === null? null: new JournalEntryAccount(this.#accountCode.value, this.#accountCode.dataset.text, this.#accountCode.classList.contains("accounting-account-is-need-offset"));
     }
 
     /**
@@ -956,7 +1032,7 @@ class LineItemSubForm {
      *
      * @return {Decimal|null} the amount
      */
-    getAmount() {
+    get amount() {
         return this.#amount.value === ""? null: new Decimal(this.#amount.value);
     }
 
@@ -965,10 +1041,19 @@ class LineItemSubForm {
      *
      * @return {Decimal|null} the minimal amount
      */
-    getAmountMin() {
+    get amountMin() {
         return this.#amount.dataset.min === ""? null: new Decimal(this.#amount.dataset.min);
     }
 
+    /**
+     * Sets whether the delete button is shown.
+     *
+     * @param isShown {boolean} true to show, or false otherwise
+     */
+    setDeleteButtonShown(isShown) {
+        setElementShown(this.#deleteButton, isShown);
+    }
+
     /**
      * Validates the form.
      *
@@ -996,24 +1081,24 @@ class LineItemSubForm {
      * @param editor {JournalEntryLineItemEditor} the line item editor
      */
     save(editor) {
-        if (editor.isNeedOffset) {
-            this.#offsets.classList.remove("d-none");
-        } else {
-            this.#offsets.classList.add("d-none");
-        }
+        setElementShown(this.#offsets, editor.account.isNeedOffset);
         this.#originalLineItemId.value = editor.originalLineItemId === null? "": editor.originalLineItemId;
         this.#originalLineItemId.dataset.date = editor.originalLineItemDate === null? "": editor.originalLineItemDate;
         this.#originalLineItemId.dataset.text = editor.originalLineItemText === null? "": editor.originalLineItemText;
+        setElementShown(this.#originalLineItemText, editor.originalLineItemText !== null);
         if (editor.originalLineItemText === null) {
-            this.#originalLineItemText.classList.add("d-none");
             this.#originalLineItemText.innerText = "";
         } else {
-            this.#originalLineItemText.classList.remove("d-none");
             this.#originalLineItemText.innerText = A_("Offset %(item)s", {item: editor.originalLineItemText});
         }
-        this.#accountCode.value = editor.accountCode === null? "": editor.accountCode;
-        this.#accountCode.dataset.text = editor.accountText === null? "": editor.accountText;
-        this.#accountText.innerText = editor.accountText === null? "": editor.accountText;
+        this.#accountCode.value = editor.account.code;
+        this.#accountCode.dataset.text = editor.account.text;
+        if (editor.account.isNeedOffset) {
+            this.#accountCode.classList.add("accounting-account-is-need-offset");
+        } else {
+            this.#accountCode.classList.remove("accounting-account-is-need-offset");
+        }
+        this.#accountText.innerText = editor.account.text;
         this.#description.value = editor.description === null? "": editor.description;
         this.#descriptionText.innerText = editor.description === null? "": editor.description;
         this.#amount.value = editor.amount;
@@ -1054,3 +1139,18 @@ function formatDecimal(number) {
     const whole = Number(number.minus(frac)).toLocaleString();
     return whole + String(frac).substring(1);
 }
+
+/**
+ * Sets whether an element is shown.
+ *
+ * @param element {HTMLElement} the element
+ * @param isShown {boolean} true to show, or false otherwise
+ * @private
+ */
+function setElementShown(element, isShown) {
+    if (isShown) {
+        element.classList.remove("d-none");
+    } else {
+        element.classList.add("d-none");
+    }
+}

src/accounting/static/js/journal-entry-line-item-editor.js

@@ -44,7 +44,7 @@ class JournalEntryLineItemEditor {
      * The bootstrap modal
      * @type {HTMLDivElement}
      */
-    #modal;
+    modal;
 
     /**
      * Either "debit" or "credit"
@@ -53,7 +53,7 @@ class JournalEntryLineItemEditor {
     debitCredit;
 
     /**
-     * The prefix of the HTML ID and class
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     #prefix = "accounting-line-item-editor"
@@ -148,12 +148,6 @@ class JournalEntryLineItemEditor {
      */
     #debitCreditSubForm;
 
-    /**
-     * Whether the journal entry line item needs offset
-     * @type {boolean}
-     */
-    isNeedOffset = false;
-
     /**
      * The ID of the original line item
      * @type {string|null}
@@ -173,16 +167,16 @@ class JournalEntryLineItemEditor {
     originalLineItemText = null;
 
     /**
-     * The account code
-     * @type {string|null}
+     * The account
+     * @type {JournalEntryAccount|null}
      */
-    accountCode = null;
+    account = null;
 
     /**
-     * The account text
-     * @type {string|null}
+     * Whether the user has confirmed the account
+     * @type {boolean}
      */
-    accountText = null;
+    isAccountConfirmed = false;
 
     /**
      * The description
@@ -190,12 +184,6 @@ class JournalEntryLineItemEditor {
      */
     description = null;
 
-    /**
-     * The amount
-     * @type {string}
-     */
-    amount = "";
-
     /**
      * The description editors
      * @type {{debit: DescriptionEditor, credit: DescriptionEditor}}
@@ -204,7 +192,7 @@ class JournalEntryLineItemEditor {
 
     /**
      * The account selectors
-     * @type {{debit: AccountSelector, credit: AccountSelector}}
+     * @type {{debit: JournalEntryAccountSelector, credit: JournalEntryAccountSelector}}
      */
     #accountSelectors;
 
@@ -222,23 +210,24 @@ class JournalEntryLineItemEditor {
     constructor(form) {
         this.form = form;
         this.#element = document.getElementById(this.#prefix);
-        this.#modal = document.getElementById(this.#prefix + "-modal");
-        this.#originalLineItemContainer = document.getElementById(this.#prefix + "-original-line-item-container");
-        this.#originalLineItemControl = document.getElementById(this.#prefix + "-original-line-item-control");
-        this.#originalLineItemText = document.getElementById(this.#prefix + "-original-line-item");
-        this.#originalLineItemError = document.getElementById(this.#prefix + "-original-line-item-error");
-        this.#originalLineItemDelete = document.getElementById(this.#prefix + "-original-line-item-delete");
-        this.#descriptionControl = document.getElementById(this.#prefix + "-description-control");
-        this.#descriptionText = document.getElementById(this.#prefix + "-description");
-        this.#descriptionError = document.getElementById(this.#prefix + "-description-error");
-        this.#accountControl = document.getElementById(this.#prefix + "-account-control");
-        this.#accountText = document.getElementById(this.#prefix + "-account");
-        this.#accountError = document.getElementById(this.#prefix + "-account-error")
-        this.#amountInput = document.getElementById(this.#prefix + "-amount");
-        this.#amountError = document.getElementById(this.#prefix + "-amount-error");
+        this.modal = document.getElementById(`${this.#prefix}-modal`);
+        this.#originalLineItemContainer = document.getElementById(`${this.#prefix}-original-line-item-container`);
+        this.#originalLineItemControl = document.getElementById(`${this.#prefix}-original-line-item-control`);
+        this.#originalLineItemText = document.getElementById(`${this.#prefix}-original-line-item`);
+        this.#originalLineItemError = document.getElementById(`${this.#prefix}-original-line-item-error`);
+        this.#originalLineItemDelete = document.getElementById(`${this.#prefix}-original-line-item-delete`);
+        this.#descriptionControl = document.getElementById(`${this.#prefix}-description-control`);
+        this.#descriptionText = document.getElementById(`${this.#prefix}-description`);
+        this.#descriptionError = document.getElementById(`${this.#prefix}-description-error`);
+        this.#accountControl = document.getElementById(`${this.#prefix}-account-control`);
+        this.#accountText = document.getElementById(`${this.#prefix}-account`);
+        this.#accountError = document.getElementById(`${this.#prefix}-account-error`)
+        this.#amountInput = document.getElementById(`${this.#prefix}-amount`);
+        this.#amountError = document.getElementById(`${this.#prefix}-amount-error`);
         this.#descriptionEditors = DescriptionEditor.getInstances(this);
-        this.#accountSelectors = AccountSelector.getInstances(this);
+        this.#accountSelectors = JournalEntryAccountSelector.getInstances(this);
         this.originalLineItemSelector = new OriginalLineItemSelector(this);
+
         this.#originalLineItemControl.onclick = () => this.originalLineItemSelector.onOpen()
         this.#originalLineItemDelete.onclick = () => this.clearOriginalLineItem();
         this.#descriptionControl.onclick = () => this.#descriptionEditors[this.debitCredit].onOpen();
@@ -249,12 +238,30 @@ class JournalEntryLineItemEditor {
                 if (this.lineItem === null) {
                     this.lineItem = this.#debitCreditSubForm.addLineItem();
                 }
-                this.amount = this.#amountInput.value;
                 this.lineItem.save(this);
-                bootstrap.Modal.getInstance(this.#modal).hide();
+                bootstrap.Modal.getInstance(this.modal).hide();
             }
             return false;
         };
+        this.modal.addEventListener("hidden.bs.modal", () => this.#debitCreditSubForm.onLineItemEditorClosed());
+    }
+
+    /**
+     * Returns the amount.
+     *
+     * @return {string} the amount
+     */
+    get amount() {
+        return this.#amountInput.value;
+    }
+
+    /**
+     * Returns the currency code.
+     *
+     * @return {string} the currency code
+     */
+    get currencyCode() {
+        return this.#debitCreditSubForm.currency.currencyCode;
     }
 
     /**
@@ -263,7 +270,6 @@ class JournalEntryLineItemEditor {
      * @param originalLineItem {OriginalLineItem} the original line item
      */
     saveOriginalLineItem(originalLineItem) {
-        this.isNeedOffset = false;
         this.#originalLineItemContainer.classList.remove("d-none");
         this.#originalLineItemControl.classList.add("accounting-not-empty");
         this.originalLineItemId = originalLineItem.id;
@@ -279,9 +285,9 @@ class JournalEntryLineItemEditor {
         this.description = originalLineItem.description === ""? null: originalLineItem.description;
         this.#descriptionText.innerText = originalLineItem.description;
         this.#accountControl.classList.add("accounting-not-empty");
-        this.accountCode = originalLineItem.accountCode;
-        this.accountText = originalLineItem.accountText;
-        this.#accountText.innerText = originalLineItem.accountText;
+        this.account = originalLineItem.account.copy();
+        this.isAccountConfirmed = false;
+        this.#accountText.innerText = this.account.text;
         this.#amountInput.value = String(originalLineItem.netBalance);
         this.#amountInput.max = String(originalLineItem.netBalance);
         this.#amountInput.min = "0";
@@ -293,7 +299,6 @@ class JournalEntryLineItemEditor {
      *
      */
     clearOriginalLineItem() {
-        this.isNeedOffset = false;
         this.#originalLineItemContainer.classList.add("d-none");
         this.#originalLineItemControl.classList.remove("accounting-not-empty");
         this.originalLineItemId = null;
@@ -302,54 +307,34 @@ class JournalEntryLineItemEditor {
         this.#originalLineItemText.innerText = "";
         this.#setEnableDescriptionAccount(true);
         this.#accountControl.classList.remove("accounting-not-empty");
-        this.accountCode = null;
-        this.accountText = null;
+        this.account = null;
+        this.isAccountConfirmed = false;
         this.#accountText.innerText = "";
         this.#amountInput.max = "";
     }
 
-    /**
-     * Returns the currency code.
-     *
-     * @return {string} the currency code
-     */
-    getCurrencyCode() {
-        return this.#debitCreditSubForm.currency.getCurrencyCode();
-    }
-
     /**
      * Saves the description from the description editor.
      *
-     * @param description {string} the description
+     * @param editor {DescriptionEditor} the description editor
      */
-    saveDescription(description) {
-        if (description === "") {
+    saveDescription(editor) {
+        if (editor.selectedAccount !== null) {
+            this.#accountControl.classList.add("accounting-not-empty");
+            this.account = editor.selectedAccount.copy();
+            this.#accountText.innerText = editor.selectedAccount.text;
+            this.isAccountConfirmed = editor.isAccountConfirmed;
+            this.#validateAccount();
+        }
+        if (editor.description === "") {
             this.#descriptionControl.classList.remove("accounting-not-empty");
         } else {
             this.#descriptionControl.classList.add("accounting-not-empty");
         }
-        this.description = description === ""? null: description;
-        this.#descriptionText.innerText = description;
+        this.description = editor.description === ""? null: editor.description;
+        this.#descriptionText.innerText = editor.description;
         this.#validateDescription();
-        bootstrap.Modal.getOrCreateInstance(this.#modal).show();
-    }
-
-    /**
-     * Saves the description with the suggested account from the description editor.
-     *
-     * @param description {string} the description
-     * @param accountCode {string} the account code
-     * @param accountText {string} the account text
-     * @param isAccountNeedOffset {boolean} true if the line items in the account need offset, or false otherwise
-     */
-    saveDescriptionWithAccount(description, accountCode, accountText, isAccountNeedOffset) {
-        this.isNeedOffset = isAccountNeedOffset;
-        this.#accountControl.classList.add("accounting-not-empty");
-        this.accountCode = accountCode;
-        this.accountText = accountText;
-        this.#accountText.innerText = accountText;
-        this.#validateAccount();
-        this.saveDescription(description)
+        bootstrap.Modal.getOrCreateInstance(this.modal).show();
     }
 
     /**
@@ -357,27 +342,23 @@ class JournalEntryLineItemEditor {
      *
      */
     clearAccount() {
-        this.isNeedOffset = false;
         this.#accountControl.classList.remove("accounting-not-empty");
-        this.accountCode = null;
-        this.accountText = null;
+        this.account = null;
+        this.isAccountConfirmed = false;
         this.#accountText.innerText = "";
         this.#validateAccount();
     }
 
     /**
-     * Sets the account.
+     * Saves the selected account.
      *
-     * @param code {string} the account code
-     * @param text {string} the account text
-     * @param isNeedOffset {boolean} true if the line items in the account need offset or false otherwise
+     * @param account {JournalEntryAccountOption} the selected account
      */
-    saveAccount(code, text, isNeedOffset) {
-        this.isNeedOffset = isNeedOffset;
+    saveAccount(account) {
         this.#accountControl.classList.add("accounting-not-empty");
-        this.accountCode = code;
-        this.accountText = text;
-        this.#accountText.innerText = text;
+        this.account = new JournalEntryAccount(account.code, account.text, account.isNeedOffset);
+        this.isAccountConfirmed = true;
+        this.#accountText.innerText = account.text;
         this.#validateAccount();
     }
 
@@ -425,7 +406,7 @@ class JournalEntryLineItemEditor {
      * @return {boolean} true if valid, or false otherwise
      */
     #validateAccount() {
-        if (this.accountCode === null) {
+        if (this.account === null) {
             this.#accountControl.classList.add("is-invalid");
             this.#accountError.innerText = A_("Please select the account.");
             return false;
@@ -484,7 +465,6 @@ class JournalEntryLineItemEditor {
         this.lineItem = null;
         this.#debitCreditSubForm = debitCredit;
         this.debitCredit = this.#debitCreditSubForm.debitCredit;
-        this.isNeedOffset = false;
         this.#originalLineItemContainer.classList.add("d-none");
         this.#originalLineItemControl.classList.remove("accounting-not-empty");
         this.#originalLineItemControl.classList.remove("is-invalid");
@@ -500,8 +480,8 @@ class JournalEntryLineItemEditor {
         this.#descriptionError.innerText = ""
         this.#accountControl.classList.remove("accounting-not-empty");
         this.#accountControl.classList.remove("is-invalid");
-        this.accountCode = null;
-        this.accountText = null;
+        this.account = null;
+        this.isAccountConfirmed = false;
         this.#accountText.innerText = "";
         this.#accountError.innerText = "";
         this.#amountInput.value = "";
@@ -520,10 +500,9 @@ class JournalEntryLineItemEditor {
         this.lineItem = lineItem;
         this.#debitCreditSubForm = lineItem.debitCreditSubForm;
         this.debitCredit = this.#debitCreditSubForm.debitCredit;
-        this.isNeedOffset = lineItem.isNeedOffset();
-        this.originalLineItemId = lineItem.getOriginalLineItemId();
-        this.originalLineItemDate = lineItem.getOriginalLineItemDate();
-        this.originalLineItemText = lineItem.getOriginalLineItemText();
+        this.originalLineItemId = lineItem.originalLineItemId;
+        this.originalLineItemDate = lineItem.originalLineItemDate;
+        this.originalLineItemText = lineItem.originalLineItemText;
         this.#originalLineItemText.innerText = this.originalLineItemText;
         if (this.originalLineItemId === null) {
             this.#originalLineItemContainer.classList.add("d-none");
@@ -533,25 +512,25 @@ class JournalEntryLineItemEditor {
             this.#originalLineItemControl.classList.add("accounting-not-empty");
         }
         this.#setEnableDescriptionAccount(!lineItem.isMatched && this.originalLineItemId === null);
-        this.description = lineItem.getDescription();
+        this.description = lineItem.description;
         if (this.description === null) {
             this.#descriptionControl.classList.remove("accounting-not-empty");
         } else {
             this.#descriptionControl.classList.add("accounting-not-empty");
         }
         this.#descriptionText.innerText = this.description === null? "": this.description;
-        if (lineItem.getAccountCode() === null) {
+        this.account = lineItem.account;
+        this.isAccountConfirmed = true;
+        if (this.account === null) {
             this.#accountControl.classList.remove("accounting-not-empty");
         } else {
             this.#accountControl.classList.add("accounting-not-empty");
         }
-        this.accountCode = lineItem.getAccountCode();
-        this.accountText = lineItem.getAccountText();
-        this.#accountText.innerText = this.accountText;
-        this.#amountInput.value = lineItem.getAmount() === null? "": String(lineItem.getAmount());
+        this.#accountText.innerText = this.account.text;
+        this.#amountInput.value = lineItem.amount === null? "": String(lineItem.amount);
         const maxAmount = this.#getMaxAmount();
         this.#amountInput.max = maxAmount === null? "": maxAmount;
-        this.#amountInput.min = lineItem.getAmountMin() === null? "": String(lineItem.getAmountMin());
+        this.#amountInput.min = lineItem.amountMin === null? "": String(lineItem.amountMin);
         this.#validate();
     }
 
@@ -575,11 +554,11 @@ class JournalEntryLineItemEditor {
     #setEnableDescriptionAccount(isEnabled) {
         if (isEnabled) {
             this.#descriptionControl.dataset.bsToggle = "modal";
-            this.#descriptionControl.dataset.bsTarget = "#accounting-description-editor-" + this.#debitCreditSubForm.debitCredit + "-modal";
+            this.#descriptionControl.dataset.bsTarget = `#accounting-description-editor-${this.#debitCreditSubForm.debitCredit}-modal`;
             this.#descriptionControl.classList.remove("accounting-disabled");
             this.#descriptionControl.classList.add("accounting-clickable");
             this.#accountControl.dataset.bsToggle = "modal";
-            this.#accountControl.dataset.bsTarget = "#accounting-account-selector-" + this.#debitCreditSubForm.debitCredit + "-modal";
+            this.#accountControl.dataset.bsTarget = `#accounting-account-selector-${this.#debitCreditSubForm.debitCredit}-modal`;
             this.#accountControl.classList.remove("accounting-disabled");
             this.#accountControl.classList.add("accounting-clickable");
         } else {
@@ -594,3 +573,4 @@ class JournalEntryLineItemEditor {
         }
     }
 }
+

src/accounting/static/js/journal-entry-order.js

@@ -29,7 +29,7 @@ document.addEventListener("DOMContentLoaded", () => {
         const onReorder = () => {
             const accounts = Array.from(list.children);
             for (let i = 0; i < accounts.length; i++) {
-                const no = document.getElementById("accounting-order-" + accounts[i].dataset.id + "-no");
+                const no = document.getElementById(`accounting-order-${accounts[i].dataset.id}-no`);
                 no.value = String(i + 1);
             }
         };

src/accounting/static/js/option-form.js

@@ -197,7 +197,7 @@ class RecurringExpenseIncomeSubForm {
     editor;
 
     /**
-     * The prefix of HTML ID and class
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     #prefix;
@@ -242,12 +242,12 @@ class RecurringExpenseIncomeSubForm {
         this.#form = form;
         this.expenseIncome = expenseIncome;
         this.editor = new RecurringItemEditor(this);
-        this.#prefix = "accounting-recurring-" + expenseIncome;
+        this.#prefix = `accounting-recurring-${expenseIncome}`;
         this.#element = document.getElementById(this.#prefix);
-        this.#content = document.getElementById(this.#prefix + "-content");
-        this.#itemList = document.getElementById(this.#prefix + "-list");
-        this.#items = Array.from(document.getElementsByClassName(this.#prefix + "-item")).map((element) => new RecurringItemSubForm(this, element));
-        this.#addButton = document.getElementById(this.#prefix + "-add");
+        this.#content = document.getElementById(`${this.#prefix}-content`);
+        this.#itemList = document.getElementById(`${this.#prefix}-list`);
+        this.#items = Array.from(document.getElementsByClassName(`${this.#prefix}-item`)).map((element) => new RecurringItemSubForm(this, element));
+        this.#addButton = document.getElementById(`${this.#prefix}-add`);
 
         this.#resetContent();
         this.#addButton.onclick = () => this.editor.onAddNew();
@@ -265,7 +265,7 @@ class RecurringExpenseIncomeSubForm {
             .replaceAll("EXPENSE_INCOME", escapeHtml(this.expenseIncome))
             .replaceAll("ITEM_INDEX", escapeHtml(String(newIndex)));
         this.#itemList.insertAdjacentHTML("beforeend", html);
-        const element = document.getElementById(this.#prefix + "-" + String(newIndex))
+        const element = document.getElementById(`${this.#prefix}-${String(newIndex)}`)
         const item = new RecurringItemSubForm(this, element);
         this.#items.push(item);
         this.#resetContent();
@@ -294,7 +294,7 @@ class RecurringExpenseIncomeSubForm {
             this.#element.classList.remove("accounting-not-empty");
             this.#element.classList.add("accounting-clickable");
             this.#element.dataset.bsToggle = "modal"
-            this.#element.dataset.bsTarget = "#" + this.editor.modal.id;
+            this.#element.dataset.bsTarget = `#${this.editor.modal.id}`;
             this.#element.onclick = () => this.editor.onAddNew();
             this.#content.classList.add("d-none");
         } else {
@@ -313,10 +313,8 @@ class RecurringExpenseIncomeSubForm {
      */
     #initializeDragAndDropReordering() {
         initializeDragAndDropReordering(this.#itemList, () => {
-            const itemId = Array.from(this.#itemList.children).map((item) => item.id);
-            this.#items.sort((a, b) => itemId.indexOf(a.element.id) - itemId.indexOf(b.element.id));
-            for (let i = 0; i < this.#items.length; i++) {
-                this.#items[i].no.value = String(i + 1);
+            for (const item of this.#items) {
+                item.resetNo();
             }
         });
     }
@@ -365,7 +363,7 @@ class RecurringItemSubForm {
      * The element
      * @type {HTMLLIElement}
      */
-    element;
+    #element;
 
     /**
      * The item index
@@ -386,10 +384,10 @@ class RecurringItemSubForm {
     #error;
 
     /**
-     * The number
+     * The order number
      * @type {HTMLInputElement}
      */
-    no;
+    #no;
 
     /**
      * The name input
@@ -441,33 +439,42 @@ class RecurringItemSubForm {
      */
     constructor(expenseIncomeSubForm, element) {
         this.#expenseIncomeSubForm = expenseIncomeSubForm
-        this.element = element;
+        this.#element = element;
         this.itemIndex = parseInt(element.dataset.itemIndex);
-        const prefix = "accounting-recurring-" + expenseIncomeSubForm.expenseIncome + "-" + element.dataset.itemIndex;
-        this.#control = document.getElementById(prefix + "-control");
-        this.#error = document.getElementById(prefix + "-error");
-        this.no = document.getElementById(prefix + "-no");
-        this.#name = document.getElementById(prefix + "-name");
-        this.#nameText = document.getElementById(prefix + "-name-text");
-        this.#accountCode = document.getElementById(prefix + "-account-code");
-        this.#accountText = document.getElementById(prefix + "-account-text");
-        this.#descriptionTemplate = document.getElementById(prefix + "-description-template");
-        this.#descriptionTemplateText = document.getElementById(prefix + "-description-template-text");
-        this.deleteButton = document.getElementById(prefix + "-delete");
+        const prefix = `accounting-recurring-${expenseIncomeSubForm.expenseIncome}-${element.dataset.itemIndex}`;
+        this.#control = document.getElementById(`${prefix}-control`);
+        this.#error = document.getElementById(`${prefix}-error`);
+        this.#no = document.getElementById(`${prefix}-no`);
+        this.#name = document.getElementById(`${prefix}-name`);
+        this.#nameText = document.getElementById(`${prefix}-name-text`);
+        this.#accountCode = document.getElementById(`${prefix}-account-code`);
+        this.#accountText = document.getElementById(`${prefix}-account-text`);
+        this.#descriptionTemplate = document.getElementById(`${prefix}-description-template`);
+        this.#descriptionTemplateText = document.getElementById(`${prefix}-description-template-text`);
+        this.deleteButton = document.getElementById(`${prefix}-delete`);
 
         this.#control.onclick = () => this.#expenseIncomeSubForm.editor.onEdit(this);
         this.deleteButton.onclick = () => {
-            this.element.parentElement.removeChild(this.element);
+            this.#element.parentElement.removeChild(this.#element);
             this.#expenseIncomeSubForm.deleteItem(this);
         };
     }
 
+    /**
+     * Reset the order number.
+     *
+     */
+    resetNo() {
+        const siblings = Array.from(this.#element.parentElement.children);
+        this.#no.value = String(siblings.indexOf(this.#element) + 1);
+    }
+
     /**
      * Returns the name.
      *
      * @return {string|null} the name
      */
-    getName() {
+    get name() {
         return this.#name.value === ""? null: this.#name.value;
     }
 
@@ -476,7 +483,7 @@ class RecurringItemSubForm {
      *
      * @return {string|null} the account code
      */
-    getAccountCode() {
+    get accountCode() {
         return this.#accountCode.value === ""? null: this.#accountCode.value;
     }
 
@@ -485,7 +492,7 @@ class RecurringItemSubForm {
      *
      * @return {string|null} the account text
      */
-    getAccountText() {
+    get accountText() {
         return this.#accountCode.dataset.text === ""? null: this.#accountCode.dataset.text;
     }
 
@@ -494,7 +501,7 @@ class RecurringItemSubForm {
      *
      * @return {string|null} the description template
      */
-    getDescriptionTemplate() {
+    get descriptionTemplate() {
         return this.#descriptionTemplate.value === ""? null: this.#descriptionTemplate.value;
     }
 
@@ -504,12 +511,12 @@ class RecurringItemSubForm {
      * @param editor {RecurringItemEditor} the recurring item editor
      */
     save(editor) {
-        this.#name.value = editor.getName() === null? "": editor.getName();
+        this.#name.value = editor.name === null? "": editor.name;
         this.#nameText.innerText = this.#name.value;
         this.#accountCode.value = editor.accountCode;
         this.#accountCode.dataset.text = editor.accountText;
         this.#accountText.innerText = editor.accountText;
-        this.#descriptionTemplate.value = editor.getDescriptionTemplate() === null? "": editor.getDescriptionTemplate();
+        this.#descriptionTemplate.value = editor.descriptionTemplate === null? "": editor.descriptionTemplate;
         this.#descriptionTemplateText.innerText = this.#descriptionTemplate.value;
         this.validate();
     }
@@ -645,16 +652,16 @@ class RecurringItemEditor {
     constructor(subForm) {
         this.#subForm = subForm;
         this.expenseIncome = subForm.expenseIncome;
-        const prefix = "accounting-recurring-item-editor-" + subForm.expenseIncome;
+        const prefix = `accounting-recurring-item-editor-${subForm.expenseIncome}`;
         this.#form = document.getElementById(prefix);
-        this.modal = document.getElementById(prefix + "-modal");
-        this.#name = document.getElementById(prefix + "-name");
-        this.#nameError = document.getElementById(prefix + "-name-error");
-        this.#accountControl = document.getElementById(prefix + "-account-control");
-        this.#accountContainer = document.getElementById(prefix + "-account");
-        this.#accountError = document.getElementById(prefix + "-account-error");
-        this.#descriptionTemplate = document.getElementById(prefix + "-description-template");
-        this.#descriptionTemplateError = document.getElementById(prefix + "-description-template-error");
+        this.modal = document.getElementById(`${prefix}-modal`);
+        this.#name = document.getElementById(`${prefix}-name`);
+        this.#nameError = document.getElementById(`${prefix}-name-error`);
+        this.#accountControl = document.getElementById(`${prefix}-account-control`);
+        this.#accountContainer = document.getElementById(`${prefix}-account`);
+        this.#accountError = document.getElementById(`${prefix}-account-error`);
+        this.#descriptionTemplate = document.getElementById(`${prefix}-description-template`);
+        this.#descriptionTemplateError = document.getElementById(`${prefix}-description-template-error`);
         this.#accountSelector = new RecurringAccountSelector(this);
 
         this.#name.onchange = () => this.#validateName();
@@ -677,7 +684,7 @@ class RecurringItemEditor {
      *
      * @return {string|null} the name
      */
-    getName() {
+    get name() {
         return this.#name.value === ""? null: this.#name.value;
     }
 
@@ -686,7 +693,7 @@ class RecurringItemEditor {
      *
      * @return {string|null} the description template
      */
-    getDescriptionTemplate() {
+    get descriptionTemplate() {
         return this.#descriptionTemplate.value === ""? null: this.#descriptionTemplate.value;
     }
 
@@ -742,16 +749,16 @@ class RecurringItemEditor {
      */
     onEdit(item) {
         this.#item = item;
-        this.#name.value = item.getName() === null? "": item.getName();
-        this.accountCode = item.getAccountCode();
-        this.accountText = item.getAccountText();
+        this.#name.value = item.name === null? "": item.name;
+        this.accountCode = item.accountCode;
+        this.accountText = item.accountText;
         if (this.accountText === null) {
             this.#accountControl.classList.remove("accounting-not-empty");
         } else {
             this.#accountControl.classList.add("accounting-not-empty");
         }
-        this.#accountContainer.innerText = item.getAccountText() == null? "": item.getAccountText();
-        this.#descriptionTemplate.value = item.getDescriptionTemplate() === null? "": item.getDescriptionTemplate();
+        this.#accountContainer.innerText = this.accountText === null? "": this.accountText;
+        this.#descriptionTemplate.value = item.descriptionTemplate === null? "": item.descriptionTemplate;
         this.#validate();
     }
 
@@ -875,12 +882,12 @@ class RecurringAccountSelector {
     constructor(editor) {
         this.editor = editor;
         this.#expenseIncome = editor.expenseIncome;
-        const prefix = "accounting-recurring-accounting-selector-" + editor.expenseIncome;
-        this.#query = document.getElementById(prefix + "-query");
-        this.#queryNoResult = document.getElementById(prefix + "-option-no-result");
-        this.#optionList = document.getElementById(prefix + "-option-list");
-        this.#options = Array.from(document.getElementsByClassName(prefix + "-option")).map((element) => new RecurringAccount(this, element));
-        this.#clearButton = document.getElementById(prefix + "-clear");
+        const prefix = `accounting-recurring-accounting-selector-${editor.expenseIncome}`;
+        this.#query = document.getElementById(`${prefix}-query`);
+        this.#queryNoResult = document.getElementById(`${prefix}-option-no-result`);
+        this.#optionList = document.getElementById(`${prefix}-option-list`);
+        this.#options = Array.from(document.getElementsByClassName(`${prefix}-option`)).map((element) => new RecurringAccount(this, element));
+        this.#clearButton = document.getElementById(`${prefix}-clear`);
 
         this.#query.oninput = () => this.#filterOptions();
         this.#clearButton.onclick = () => this.editor.clearAccount();
@@ -891,16 +898,16 @@ class RecurringAccountSelector {
      *
      */
     #filterOptions() {
-        let hasAnyMatched = false;
+        let isAnyMatched = false;
         for (const option of this.#options) {
             if (option.isMatched(this.#query.value)) {
                 option.setShown(true);
-                hasAnyMatched = true;
+                isAnyMatched = true;
             } else {
                 option.setShown(false);
             }
         }
-        if (!hasAnyMatched) {
+        if (!isAnyMatched) {
             this.#optionList.classList.add("d-none");
             this.#queryNoResult.classList.remove("d-none");
         } else {
@@ -916,7 +923,6 @@ class RecurringAccountSelector {
     onOpen() {
         this.#query.value = "";
         this.#filterOptions();
-        console.log(this.editor.accountCode);
         for (const option of this.#options) {
             option.setActive(option.code === this.editor.accountCode);
         }
@@ -938,12 +944,6 @@ class RecurringAccountSelector {
  */
 class RecurringAccount {
 
-    /**
-     * The account selector for the recurring item editor
-     * @type {RecurringAccountSelector}
-     */
-    #selector;
-
     /**
      * The element
      * @type {HTMLLIElement}
@@ -975,13 +975,12 @@ class RecurringAccount {
      * @param element {HTMLLIElement} the element
      */
     constructor(selector, element) {
-        this.#selector = selector;
         this.#element = element;
         this.code = element.dataset.code;
         this.text = element.dataset.text;
         this.#queryValues = JSON.parse(element.dataset.queryValues);
 
-        this.#element.onclick = () => this.#selector.editor.saveAccount(this);
+        this.#element.onclick = () => selector.editor.saveAccount(this);
     }
 
     /**

src/accounting/static/js/original-line-item-selector.js

@@ -35,7 +35,7 @@ class OriginalLineItemSelector {
     lineItemEditor;
 
     /**
-     * The prefix of the HTML ID and class
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     #prefix = "accounting-original-line-item-selector";
@@ -88,17 +88,15 @@ class OriginalLineItemSelector {
      */
     constructor(lineItemEditor) {
         this.lineItemEditor = lineItemEditor;
-        this.#query = document.getElementById(this.#prefix + "-query");
-        this.#queryNoResult = document.getElementById(this.#prefix + "-option-no-result");
-        this.#optionList = document.getElementById(this.#prefix + "-option-list");
-        this.#options = Array.from(document.getElementsByClassName(this.#prefix + "-option")).map((element) => new OriginalLineItem(this, element));
+        this.#query = document.getElementById(`${this.#prefix}-query`);
+        this.#queryNoResult = document.getElementById(`${this.#prefix}-option-no-result`);
+        this.#optionList = document.getElementById(`${this.#prefix}-option-list`);
+        this.#options = Array.from(document.getElementsByClassName(`${this.#prefix}-option`)).map((element) => new OriginalLineItem(this, element));
         this.#optionById = {};
         for (const option of this.#options) {
             this.#optionById[option.id] = option;
         }
-        this.#query.addEventListener("input", () => {
-            this.#filterOptions();
-        });
+        this.#query.oninput = () => this.#filterOptions();
     }
 
     /**
@@ -113,8 +111,8 @@ class OriginalLineItemSelector {
         const otherLineItems = form.getLineItems().filter((lineItem) => lineItem !== currentLineItem);
         let otherOffset = new Decimal(0);
         for (const otherLineItem of otherLineItems) {
-            if (otherLineItem.getOriginalLineItemId() === originalLineItemId) {
-                const amount = otherLineItem.getAmount();
+            if (otherLineItem.originalLineItemId === originalLineItemId) {
+                const amount = otherLineItem.amount;
                 if (amount !== null) {
                     otherOffset = otherOffset.plus(amount);
                 }
@@ -131,8 +129,8 @@ class OriginalLineItemSelector {
         const otherLineItems = this.lineItemEditor.form.getLineItems().filter((lineItem) => lineItem !== this.lineItemEditor.lineItem);
         const otherOffsets = {}
         for (const otherLineItem of otherLineItems) {
-            const otherOriginalLineItemId = otherLineItem.getOriginalLineItemId();
-            const amount = otherLineItem.getAmount();
+            const otherOriginalLineItemId = otherLineItem.originalLineItemId;
+            const amount = otherLineItem.amount;
             if (otherOriginalLineItemId === null || amount === null) {
                 continue;
             }
@@ -155,16 +153,16 @@ class OriginalLineItemSelector {
      *
      */
     #filterOptions() {
-        let hasAnyMatched = false;
+        let isAnyMatched = false;
         for (const option of this.#options) {
             if (option.isMatched(this.#debitCredit, this.#currencyCode, this.#query.value)) {
                 option.setShown(true);
-                hasAnyMatched = true;
+                isAnyMatched = true;
             } else {
                 option.setShown(false);
             }
         }
-        if (!hasAnyMatched) {
+        if (!isAnyMatched) {
             this.#optionList.classList.add("d-none");
             this.#queryNoResult.classList.remove("d-none");
         } else {
@@ -178,7 +176,7 @@ class OriginalLineItemSelector {
      *
      */
     onOpen() {
-        this.#currencyCode = this.lineItemEditor.getCurrencyCode();
+        this.#currencyCode = this.lineItemEditor.currencyCode;
         this.#debitCredit = this.lineItemEditor.debitCredit;
         for (const option of this.#options) {
             option.setActive(option.id === this.lineItemEditor.originalLineItemId);
@@ -196,10 +194,10 @@ class OriginalLineItemSelector {
 class OriginalLineItem {
 
     /**
-     * The original line item selector
-     * @type {OriginalLineItemSelector}
+     * The journal entry form
+     * @type {JournalEntryForm}
      */
-    #selector;
+    #form;
 
     /**
      * The element
@@ -232,16 +230,10 @@ class OriginalLineItem {
     #currencyCode;
 
     /**
-     * The account code
-     * @type {string}
+     * The account
+     * @type {JournalEntryAccount}
      */
-    accountCode;
-
-    /**
-     * The account text
-     * @type {string}
-     */
-    accountText;
+    account;
 
     /**
      * The description
@@ -275,7 +267,7 @@ class OriginalLineItem {
 
     /**
      * The values to query against
-     * @type {string[][]}
+     * @type {string[]}
      */
     #queryValues;
 
@@ -286,21 +278,20 @@ class OriginalLineItem {
      * @param element {HTMLLIElement} the element
      */
     constructor(selector, element) {
-        this.#selector = selector;
+        this.#form = selector.lineItemEditor.form;
         this.#element = element;
         this.id = element.dataset.id;
         this.date = element.dataset.date;
         this.#debitCredit = element.dataset.debitCredit;
         this.#currencyCode = element.dataset.currencyCode;
-        this.accountCode = element.dataset.accountCode;
-        this.accountText = element.dataset.accountText;
+        this.account = new JournalEntryAccount(element.dataset.accountCode, element.dataset.accountText, false);
         this.description = element.dataset.description;
         this.bareNetBalance = new Decimal(element.dataset.netBalance);
         this.netBalance = this.bareNetBalance;
-        this.netBalanceText = document.getElementById("accounting-original-line-item-selector-option-" + this.id + "-net-balance");
+        this.netBalanceText = document.getElementById(`accounting-original-line-item-selector-option-${this.id}-net-balance`);
         this.text = element.dataset.text;
         this.#queryValues = JSON.parse(element.dataset.queryValues);
-        this.#element.onclick = () => this.#selector.lineItemEditor.saveOriginalLineItem(this);
+        this.#element.onclick = () => selector.lineItemEditor.saveOriginalLineItem(this);
     }
 
     /**
@@ -341,10 +332,10 @@ class OriginalLineItem {
      */
     isMatched(debitCredit, currencyCode, query = null) {
         return this.netBalance.greaterThan(0)
-            && this.date <= this.#selector.lineItemEditor.form.getDate()
-            && this.#isDebitCreditMatches(debitCredit)
+            && this.date <= this.#form.date
+            && this.#isDebitCreditMatched(debitCredit)
             && this.#currencyCode === currencyCode
-            && this.#isQueryMatches(query);
+            && this.#isQueryMatched(query);
     }
 
     /**
@@ -353,34 +344,43 @@ class OriginalLineItem {
      * @param debitCredit {string} either "debit" or credit
      * @return {boolean} true if the option matches, or false otherwise
      */
-    #isDebitCreditMatches(debitCredit) {
+    #isDebitCreditMatched(debitCredit) {
         return (debitCredit === "debit" && this.#debitCredit === "credit")
             || (debitCredit === "credit" && this.#debitCredit === "debit");
     }
 
     /**
-     * Returns whether the original line item matches the query.
+     * Returns whether the original line item matches the query term.
      *
      * @param query {string|null} the query term
      * @return {boolean} true if the option matches, or false otherwise
      */
-    #isQueryMatches(query) {
+    #isQueryMatched(query) {
         if (query === "") {
             return true;
         }
-        for (const queryValue of this.#queryValues[0]) {
+        if (this.#getNetBalanceForQuery().includes(query.toLowerCase())) {
+            return true;
+        }
+        for (const queryValue of this.#queryValues) {
             if (queryValue.toLowerCase().includes(query.toLowerCase())) {
                 return true;
             }
         }
-        for (const queryValue of this.#queryValues[1]) {
-            if (queryValue === query) {
-                return true;
-            }
-        }
         return false;
     }
 
+    /**
+     * Returns the net balance in the format for query match.
+     *
+     * @return {string} the net balance in the format for query match
+     */
+    #getNetBalanceForQuery() {
+        const frac = this.netBalance.modulo(1);
+        const whole = Number(this.netBalance.minus(frac));
+        return String(whole) + String(frac).substring(1);
+    }
+
     /**
      * Sets whether the option is shown.
      *

src/accounting/static/js/period-chooser.js

@@ -33,12 +33,6 @@ document.addEventListener("DOMContentLoaded", () => {
  */
 class PeriodChooser {
 
-    /**
-     * The prefix of the HTML ID and class
-     * @type {string}
-     */
-    prefix;
-
     /**
      * The modal of the period chooser
      * @type {HTMLDivElement}
@@ -56,8 +50,8 @@ class PeriodChooser {
      *
      */
     constructor() {
-        this.prefix = "accounting-period-chooser";
-        this.modal = document.getElementById(this.prefix + "-modal");
+        const prefix = "accounting-period-chooser";
+        this.modal = document.getElementById(`${prefix}-modal`);
         for (const cls of [MonthTab, YearTab, DayTab, CustomTab]) {
             const tab = new cls(this);
             this.tabPlanes[tab.tabId()] = tab;
@@ -94,7 +88,7 @@ class TabPlane {
     chooser;
 
     /**
-     * The prefix of the HTML ID and class
+     * The prefix of the HTML ID and class names
      * @type {string}
      */
     prefix;
@@ -118,9 +112,9 @@ class TabPlane {
      */
     constructor(chooser) {
         this.chooser = chooser;
-        this.prefix = "accounting-period-chooser-" + this.tabId();
-        this.#tab = document.getElementById(this.prefix + "-tab");
-        this.#page = document.getElementById(this.prefix + "-page");
+        this.prefix = `accounting-period-chooser-${this.tabId()}`;
+        this.#tab = document.getElementById(`${this.prefix}-tab`);
+        this.#page = document.getElementById(`${this.prefix}-page`);
         this.#tab.onclick = () => this.#switchToMe();
     }
 
@@ -170,12 +164,11 @@ class MonthTab extends TabPlane {
      */
     constructor(chooser) {
         super(chooser);
-        const monthChooser = document.getElementById(this.prefix + "-chooser");
+        const monthChooser = document.getElementById(`${this.prefix}-chooser`);
         if (monthChooser !== null) {
-            let start = monthChooser.dataset.start;
             this.#monthChooser = new tempusDominus.TempusDominus(monthChooser, {
                 restrictions: {
-                    minDate: new Date(start),
+                    minDate: new Date(monthChooser.dataset.start),
                 },
                 display: {
                     inline: true,
@@ -188,9 +181,8 @@ class MonthTab extends TabPlane {
             });
             monthChooser.addEventListener(tempusDominus.Namespace.events.change, (e) => {
                 const date = e.detail.date;
-                const year = date.year;
-                const month = date.month + 1;
-                const period = month < 10? year + "-0" + month: year + "-" + month;
+                const zeroPaddedMonth = `0${date.month + 1}`.slice(-2)
+                const period = `${date.year}-${zeroPaddedMonth}`;
                 window.location = chooser.modal.dataset.urlTemplate
                     .replaceAll("PERIOD", period);
             });
@@ -250,8 +242,8 @@ class DayTab extends TabPlane {
      */
     constructor(chooser) {
         super(chooser);
-        this.#date = document.getElementById(this.prefix + "-date");
-        this.#dateError = document.getElementById(this.prefix + "-date-error");
+        this.#date = document.getElementById(`${this.prefix}-date`);
+        this.#dateError = document.getElementById(`${this.prefix}-date-error`);
         if (this.#date !== null) {
             this.#date.onchange = () => {
                 if (this.#validateDate()) {
@@ -337,11 +329,11 @@ class CustomTab extends TabPlane {
      */
     constructor(chooser) {
         super(chooser);
-        this.#start = document.getElementById(this.prefix + "-start");
-        this.#startError = document.getElementById(this.prefix + "-start-error");
-        this.#end = document.getElementById(this.prefix + "-end");
-        this.#endError = document.getElementById(this.prefix + "-end-error");
-        this.#conform = document.getElementById(this.prefix + "-confirm");
+        this.#start = document.getElementById(`${this.prefix}-start`);
+        this.#startError = document.getElementById(`${this.prefix}-start-error`);
+        this.#end = document.getElementById(`${this.prefix}-end`);
+        this.#endError = document.getElementById(`${this.prefix}-end-error`);
+        this.#conform = document.getElementById(`${this.prefix}-confirm`);
         if (this.#start !== null) {
             this.#start.onchange = () => {
                 if (this.#validateStart()) {
@@ -359,7 +351,7 @@ class CustomTab extends TabPlane {
                 isValid = this.#validateEnd() && isValid;
                 if (isValid) {
                     window.location = chooser.modal.dataset.urlTemplate
-                        .replaceAll("PERIOD", this.#start.value + "-" + this.#end.value);
+                        .replaceAll("PERIOD", `${this.#start.value}-${this.#end.value}`);
                 }
             };
         }

src/accounting/templates/accounting/journal-entry/include/account-selector-modal.html

@@ -37,7 +37,7 @@ First written: 2023/2/25
 
         <ul id="accounting-account-selector-{{ debit_credit }}-option-list" class="list-group accounting-selector-list">
           {% for account in account_options %}
-            <li id="accounting-account-selector-{{ debit_credit }}-option-{{ account.code }}" class="list-group-item accounting-clickable accounting-account-selector-{{ debit_credit }}-option {% if account.is_in_use %} accounting-account-in-use {% endif %} {% if account.is_need_offset %} accounting-account-is-need-offset {% endif %}" data-code="{{ account.code }}" data-text="{{ account }}" data-query-values="{{ account.query_values|tojson|forceescape }}" data-bs-toggle="modal" data-bs-target="#accounting-line-item-editor-modal">
+            <li id="accounting-account-selector-{{ debit_credit }}-option-{{ account.code }}" class="list-group-item accounting-clickable accounting-account-selector-{{ debit_credit }}-option {% if account.is_in_use %} accounting-account-is-in-use {% endif %} {% if account.is_need_offset %} accounting-account-is-need-offset {% endif %}" data-code="{{ account.code }}" data-text="{{ account }}" data-query-values="{{ account.query_values|tojson|forceescape }}" data-bs-toggle="modal" data-bs-target="#accounting-line-item-editor-modal">
               {{ account }}
             </li>
           {% endfor %}

src/accounting/templates/accounting/journal-entry/include/description-editor-modal.html

@@ -182,8 +182,9 @@ First written: 2023/2/28
 
           {# The suggested accounts #}
           <div class="mt-3">
+            <button id="accounting-description-editor-{{ description_editor.debit_credit }}-account-confirmed" class="btn btn-primary mb-1 d-none" type="button"></button>
             {% for account in description_editor.accounts %}
-              <button class="btn btn-outline-primary d-none accounting-description-editor-{{ description_editor.debit_credit }}-account {% if account.is_need_offset %} accounting-account-is-need-offset {% endif %}" type="button" data-code="{{ account.code }}" data-text="{{ account }}">
+              <button class="btn btn-outline-primary mb-1 d-none accounting-description-editor-{{ description_editor.debit_credit }}-account {% if account.is_need_offset %} accounting-account-is-need-offset {% endif %}" type="button" data-code="{{ account.code }}" data-text="{{ account }}">
                 {{ account }}
               </button>
             {% endfor %}

src/accounting/templates/accounting/journal-entry/include/form-debit-credit.html

@@ -20,29 +20,31 @@ Author: imacat@mail.imacat.idv.tw (imacat)
 First written: 2023/3/21
 #}
 <div class="mb-2">
-  <div id="accounting-currency-{{ currency_index }}-{{ debit_credit }}" class="form-control accounting-material-text-field accounting-not-empty {% if debit_errors %} is-invalid {% endif %}">
+  <div id="accounting-currency-{{ currency_index }}-{{ debit_credit }}" class="form-control accounting-material-text-field {% if line_item_forms %} accounting-not-empty {% else %} accounting-clickable {% endif %} {% if debit_errors %} is-invalid {% endif %}">
     <label class="form-label" for="accounting-currency-{{ currency_index }}-{{ debit_credit }}">{{ header }}</label>
-    <ul id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-list" class="list-group accounting-line-item-list">
-      {% for line_item_form in line_item_forms %}
-        {% with currency_index = currency_index,
-                line_item_index = loop.index,
-                only_one_line_item_form = line_item_forms|length == 1,
-                form = line_item_form.form %}
-          {% include "accounting/journal-entry/include/form-line-item.html" %}
-        {% endwith %}
-      {% endfor %}
-    </ul>
+    <div id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-content" class="mt-2 {% if not line_item_forms %} d-none {% endif %}">
+      <ul id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-list" class="list-group accounting-line-item-list">
+        {% for line_item_form in line_item_forms %}
+          {% with currency_index = currency_index,
+                  line_item_index = loop.index,
+                  only_one_line_item_form = line_item_forms|length == 1,
+                  form = line_item_form.form %}
+            {% include "accounting/journal-entry/include/form-line-item.html" %}
+          {% endwith %}
+        {% endfor %}
+      </ul>
 
-    <div class="d-flex justify-content-between mb-2">
-      <div>{{ A_("Total") }}</div>
-      <div><span id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-total" class="badge rounded-pill bg-primary">{{ debit_credit_total }}</span></div>
-    </div>
+      <div class="d-flex justify-content-between mt-2 mb-2">
+        <div>{{ A_("Total") }}</div>
+        <div><span id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-total" class="badge rounded-pill bg-primary">{{ debit_credit_total }}</span></div>
+      </div>
 
-    <div>
-      <button id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-add-line-item" class="btn btn-primary" type="button" data-currency-index="{{ currency_index }}" data-debit-credit="{{ debit_credit }}" data-bs-toggle="modal" data-bs-target="#accounting-line-item-editor-modal">
-        <i class="fas fa-plus"></i>
-        {{ A_("New") }}
-      </button>
+      <div>
+        <button id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-add-line-item" class="btn btn-primary" type="button" data-currency-index="{{ currency_index }}" data-debit-credit="{{ debit_credit }}" data-bs-toggle="modal" data-bs-target="#accounting-line-item-editor-modal">
+          <i class="fas fa-plus"></i>
+          {{ A_("New") }}
+        </button>
+      </div>
     </div>
   </div>
   <div id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-error" class="invalid-feedback">{% if debit_credit_errors %}{{ debit_credit_errors[0] }}{% endif %}</div>

src/accounting/templates/accounting/journal-entry/include/form-line-item.html

@@ -20,13 +20,13 @@ Author: imacat@mail.imacat.idv.tw (imacat)
 First written: 2023/2/25
 #}
 {# <ul> For SonarQube not to complain about incorrect HTML #}
-<li id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}" class="list-group-item list-group-item-action d-flex justify-content-between accounting-currency-{{ currency_index }}-{{ debit_credit }} {% if form.offsets %} accounting-matched-line-item {% endif %}" data-currency-index="{{ currency_index }}" data-debit-credit="{{ debit_credit }}" data-line-item-index="{{ line_item_index }}" {% if form.is_need_offset %} data-is-need-offset="true" {% endif %}>
+<li id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}" class="list-group-item list-group-item-action d-flex justify-content-between accounting-currency-{{ currency_index }}-{{ debit_credit }} {% if form.offsets %} accounting-matched-line-item {% endif %}" data-currency-index="{{ currency_index }}" data-debit-credit="{{ debit_credit }}" data-line-item-index="{{ line_item_index }}">
   {% if form.id.data %}
     <input type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-id" value="{{ form.id.data }}">
   {% endif %}
   <input id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-no" type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-no" value="{{ line_item_index }}">
   <input id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-original-line-item-id" class="accounting-original-line-item-id" type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-original_line_item_id" value="{{ form.original_line_item_id.data|accounting_default }}" data-date="{{ form.original_line_item_date|accounting_default }}" data-text="{{ form.original_line_item_text|accounting_default }}">
-  <input id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-account-code" type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-account_code" value="{{ form.account_code.data|accounting_default }}" data-text="{{ form.account_text }}">
+  <input id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-account-code" class="{% if form.is_need_offset %} accounting-account-is-need-offset {% endif %}" type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-account_code" value="{{ form.account_code.data|accounting_default }}" data-text="{{ form.account_text }}">
   <input id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-description" type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-description" value="{{ form.description.data|accounting_default }}">
   <input id="accounting-currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-amount" type="hidden" name="currency-{{ currency_index }}-{{ debit_credit }}-{{ line_item_index }}-amount" value="{{ form.amount.data|accounting_journal_entry_format_amount_input }}" data-min="{{ form.offset_total|accounting_default("0") }}">
   <div class="accounting-line-item-content">

src/accounting/templates/accounting/journal-entry/include/form.html

@@ -25,7 +25,7 @@ First written: 2023/2/26
   <script src="{{ url_for("accounting.static", filename="js/drag-and-drop-reorder.js") }}"></script>
   <script src="{{ url_for("accounting.static", filename="js/journal-entry-form.js") }}"></script>
   <script src="{{ url_for("accounting.static", filename="js/journal-entry-line-item-editor.js") }}"></script>
-  <script src="{{ url_for("accounting.static", filename="js/account-selector.js") }}"></script>
+  <script src="{{ url_for("accounting.static", filename="js/journal-entry-account-selector.js") }}"></script>
   <script src="{{ url_for("accounting.static", filename="js/original-line-item-selector.js") }}"></script>
   <script src="{{ url_for("accounting.static", filename="js/description-editor.js") }}"></script>
 {% endblock %}

src/accounting/templates/accounting/option/detail.html

@@ -38,26 +38,49 @@ First written: 2023/3/22
   </a>
 </div>
 
-<div class="form-floating mb-3">
-  <input id="accounting-default-currency" class="form-control" value="{{ obj.default_currency_text }}" readonly="readonly">
-  <label class="form-label" for="accounting-default-currency">{{ A_("Default Currency") }}</label>
-</div>
+<table class="table table-striped table-hover table-light" aria-label="{{ A_("Settings") }}">
+<tbody>
+<tr>
+  <th scope="row">{{ A_("Default Currency") }}</th>
+  <td>{{ obj.default_currency_text }}</td>
+</tr>
+<tr>
+  <th scope="row">{{ A_("Default Account for the Income and Expenses Log") }}</th>
+  <td>{{ obj.default_ie_account_code_text }}</td>
+</tr>
+</tbody>
+</table>
 
-<div class="form-floating mb-3">
-  <input id="accounting-default-ie-account" class="form-control" value="{{ obj.default_ie_account_code_text }}" readonly="readonly">
-  <label class="form-label" for="accounting-default-ie-account">{{ A_("Default Account for the Income and Expenses Log") }}</label>
-</div>
+<h2>{{ A_("Recurring Expense") }}</h2>
 
-{% with expense_income = "expense",
-        label = A_("Recurring Expense"),
-        recurring_items = obj.recurring.expenses %}
-  {% include "accounting/option/include/detail-recurring-expense-income.html" %}
-{% endwith %}
+{% if obj.recurring.expenses %}
+  <ul class="list-group mb-3 accounting-list-group-stripped accounting-list-group-hover">
+    {% for recurring_item in obj.recurring.expenses %}
+      <li class="list-group-item">
+        <div class="small">{{ recurring_item.account_text }}</div>
+        <div>{{ recurring_item.name }}</div>
+        <div class="small">{{ recurring_item.description_template }}</div>
+      </li>
+    {% endfor %}
+  </ul>
+{% else %}
+  <p>{{ A_("There is no data.") }}</p>
+{% endif %}
 
-{% with expense_income = "income",
-        label = A_("Recurring Income"),
-        recurring_items = obj.recurring.incomes %}
-  {% include "accounting/option/include/detail-recurring-expense-income.html" %}
-{% endwith %}
+<h2>{{ A_("Recurring Income") }}</h2>
+
+{% if obj.recurring.incomes %}
+  <ul class="list-group mb-3 accounting-list-group-stripped accounting-list-group-hover">
+    {% for recurring_item in obj.recurring.incomes %}
+      <li class="list-group-item">
+        <div class="small">{{ recurring_item.account_text }}</div>
+        <div>{{ recurring_item.name }}</div>
+        <div class="small">{{ recurring_item.description_template }}</div>
+      </li>
+    {% endfor %}
+  </ul>
+{% else %}
+  <p>{{ A_("There is no data.") }}</p>
+{% endif %}
 
 {% endblock %}

src/accounting/templates/accounting/option/include/detail-recurring-expense-income.html

@@ -1,31 +0,0 @@
-{#
-The Mia! Accounting Flask Project
-detail-recurring-expense-income.html: The recurring expense or income in the option detail
-
- Copyright (c) 2023 imacat.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
-     http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
-Author: imacat@mail.imacat.idv.tw (imacat)
-First written: 2023/3/22
-#}
-<div id="accounting-recurring-{{ expense_income }}" class="form-control mb-3 accounting-material-text-field {% if recurring_items %} accounting-not-empty {% endif %}">
-  <label class="form-label" for="accounting-recurring-{{ expense_income }}">{{ label }}</label>
-  {% if recurring_items %}
-    <ul class="list-group mb-2 mt-2">
-      {% for item in recurring_items %}
-        {% include "accounting/option/include/detail-recurring-item.html" %}
-      {% endfor %}
-    </ul>
-  {% endif %}
-</div>

src/accounting/templates/accounting/option/include/detail-recurring-item.html

@@ -1,28 +0,0 @@
-{#
-The Mia! Accounting Flask Project
-detail-recurring-item.html: The recurring item in the option detail
-
- Copyright (c) 2023 imacat.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
-     http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
-Author: imacat@mail.imacat.idv.tw (imacat)
-First written: 2023/3/22
-#}
-{# <ul> For SonarQube not to complain about incorrect HTML #}
-<li class="list-group-item list-group-item-action">
-  <div class="small">{{ item.account_text }}</div>
-  <div>{{ item.name }}</div>
-  <div class="small">{{ item.description_template }}</div>
-</li>
-{# </ul> For SonarQube not to complain about incorrect HTML #}

src/accounting/utils/permission.py

@@ -21,7 +21,7 @@ This module should not import any other module from the application.
 """
 import typing as t
 
-from flask import abort, Blueprint
+from flask import abort, Blueprint, Response
 
 from accounting.utils.user import get_current_user, UserUtilityInterface
 
@@ -49,6 +49,10 @@ def has_permission(rule: t.Callable[[], bool]) -> t.Callable:
             :raise Forbidden: When the user is denied.
             """
             if not rule():
+                if get_current_user() is None:
+                    response: Response | None = _unauthorized_func()
+                    if response is not None:
+                        return response
                 abort(403)
             return view(*args, **kwargs)
 
@@ -66,6 +70,9 @@ data."""
 __can_admin_func: t.Callable[[], bool] = lambda: True
 """The callback that returns whether the current user can administrate the
 accounting settings."""
+_unauthorized_func: t.Callable[[], Response | None] \
+    = lambda: Response(status=403)
+"""The callback that returns the response to require the user to log in."""
 
 
 def can_view() -> bool:
@@ -111,10 +118,12 @@ def init_app(bp: Blueprint, user_utils: UserUtilityInterface) -> None:
     :param user_utils: The user utilities.
     :return: None.
     """
-    global __can_view_func, __can_edit_func, __can_admin_func
+    global __can_view_func, __can_edit_func, __can_admin_func, \
+        _unauthorized_func
     __can_view_func = user_utils.can_view
     __can_edit_func = user_utils.can_edit
     __can_admin_func = user_utils.can_admin
+    _unauthorized_func = user_utils.unauthorized
     bp.add_app_template_global(user_utils.can_view, "accounting_can_view")
     bp.add_app_template_global(user_utils.can_edit, "accounting_can_edit")
     bp.add_app_template_global(user_utils.can_admin, "accounting_can_admin")

src/accounting/utils/user.py

@@ -23,7 +23,7 @@ import typing as t
 from abc import ABC, abstractmethod
 
 import sqlalchemy as sa
-from flask import g
+from flask import g, Response
 from flask_sqlalchemy.model import Model
 
 T = t.TypeVar("T", bound=Model)
@@ -59,6 +59,17 @@ class UserUtilityInterface(t.Generic[T], ABC):
             accounting settings, or False otherwise.
         """
 
+    @abstractmethod
+    def unauthorized(self) -> Response | None:
+        """Returns the response to require the user to log in.
+
+        This may be a redirection to the login page, or an HTTP 401
+        Unauthorized response for HTTP Authentication.  If this returns None,
+        an HTTP 403 Forbidden response is return to the user.
+
+        :return: The response to require the user to log in.
+        """
+
     @property
     @abstractmethod
     def cls(self) -> t.Type[T]:

tests/test_account.py

@@ -27,12 +27,9 @@ from flask import Flask
 from flask.testing import FlaskCliRunner
 
 from test_site import db
-from testlib import create_test_app, get_client, set_locale
+from testlib import NEXT_URI, create_test_app, get_client, set_locale
 from testlib_journal_entry import add_journal_entry
 
-NEXT_URI: str = "/_next"
-"""The next URI."""
-
 
 class AccountData:
     """The account data."""
@@ -550,8 +547,8 @@ class AccountTestCase(unittest.TestCase):
         :return: None.
         """
         from accounting.models import Account
-        editor_username, editor2_username = "editor", "editor2"
-        client, csrf_token = get_client(self.app, editor2_username)
+        editor_username, admin_username = "editor", "admin"
+        client, csrf_token = get_client(self.app, admin_username)
         detail_uri: str = f"{PREFIX}/{CASH.code}"
         update_uri: str = f"{PREFIX}/{CASH.code}/update"
         account: Account
@@ -574,7 +571,7 @@ class AccountTestCase(unittest.TestCase):
             self.assertEqual(account.created_by.username,
                              editor_username)
             self.assertEqual(account.updated_by.username,
-                             editor2_username)
+                             admin_username)
 
     def test_l10n(self) -> None:
         """Tests the localization.

tests/test_currency.py

@@ -28,8 +28,8 @@ from flask import Flask
 from flask.testing import FlaskCliRunner
 
 from test_site import db
-from testlib import create_test_app, get_client, set_locale
-from testlib_journal_entry import add_journal_entry, NEXT_URI
+from testlib import NEXT_URI, create_test_app, get_client, set_locale
+from testlib_journal_entry import add_journal_entry
 
 
 class CurrencyData:
@@ -471,8 +471,8 @@ class CurrencyTestCase(unittest.TestCase):
         :return: None.
         """
         from accounting.models import Currency
-        editor_username, editor2_username = "editor", "editor2"
-        client, csrf_token = get_client(self.app, editor2_username)
+        editor_username, admin_username = "editor", "admin"
+        client, csrf_token = get_client(self.app, admin_username)
         detail_uri: str = f"{PREFIX}/{USD.code}"
         update_uri: str = f"{PREFIX}/{USD.code}/update"
         currency: Currency
@@ -493,7 +493,7 @@ class CurrencyTestCase(unittest.TestCase):
         with self.app.app_context():
             currency = db.session.get(Currency, USD.code)
             self.assertEqual(currency.created_by.username, editor_username)
-            self.assertEqual(currency.updated_by.username, editor2_username)
+            self.assertEqual(currency.updated_by.username, admin_username)
 
     def test_api_exists(self) -> None:
         """Tests the API to check if a code exists.

tests/test_description_editor.py

@@ -24,8 +24,8 @@ from click.testing import Result
 from flask import Flask
 from flask.testing import FlaskCliRunner
 
-from testlib import create_test_app, get_client
-from testlib_journal_entry import Accounts, NEXT_URI, add_journal_entry
+from testlib import NEXT_URI, Accounts, create_test_app, get_client
+from testlib_journal_entry import add_journal_entry
 
 
 class DescriptionEditorTestCase(unittest.TestCase):

tests/test_journal_entry.py

@@ -27,9 +27,9 @@ from flask import Flask
 from flask.testing import FlaskCliRunner
 
 from test_site import db
-from testlib import create_test_app, get_client
-from testlib_journal_entry import NEXT_URI, NON_EMPTY_NOTE, EMPTY_NOTE, \
-    Accounts, get_add_form, get_unchanged_update_form, get_update_form, \
+from testlib import NEXT_URI, Accounts, create_test_app, get_client
+from testlib_journal_entry import NON_EMPTY_NOTE, EMPTY_NOTE, \
+    get_add_form, get_unchanged_update_form, get_update_form, \
     match_journal_entry_detail, set_negative_amount, \
     remove_debit_in_a_currency, remove_credit_in_a_currency, add_journal_entry
 
@@ -537,8 +537,8 @@ class CashReceiptJournalEntryTestCase(unittest.TestCase):
         from accounting.models import JournalEntry
         journal_entry_id: int \
             = add_journal_entry(self.client, self.__get_add_form())
-        editor_username, editor2_username = "editor", "editor2"
-        client, csrf_token = get_client(self.app, editor2_username)
+        editor_username, admin_username = "editor", "admin"
+        client, csrf_token = get_client(self.app, admin_username)
         detail_uri: str = f"{PREFIX}/{journal_entry_id}?next=%2F_next"
         update_uri: str = f"{PREFIX}/{journal_entry_id}/update"
         journal_entry: JournalEntry
@@ -562,7 +562,7 @@ class CashReceiptJournalEntryTestCase(unittest.TestCase):
             self.assertEqual(journal_entry.created_by.username,
                              editor_username)
             self.assertEqual(journal_entry.updated_by.username,
-                             editor2_username)
+                             admin_username)
 
     def test_delete(self) -> None:
         """Tests to delete a journal entry.
@@ -1163,8 +1163,8 @@ class CashDisbursementJournalEntryTestCase(unittest.TestCase):
         from accounting.models import JournalEntry
         journal_entry_id: int \
             = add_journal_entry(self.client, self.__get_add_form())
-        editor_username, editor2_username = "editor", "editor2"
-        client, csrf_token = get_client(self.app, editor2_username)
+        editor_username, admin_username = "editor", "admin"
+        client, csrf_token = get_client(self.app, admin_username)
         detail_uri: str = f"{PREFIX}/{journal_entry_id}?next=%2F_next"
         update_uri: str = f"{PREFIX}/{journal_entry_id}/update"
         journal_entry: JournalEntry
@@ -1188,7 +1188,7 @@ class CashDisbursementJournalEntryTestCase(unittest.TestCase):
             self.assertEqual(journal_entry.created_by.username,
                              editor_username)
             self.assertEqual(journal_entry.updated_by.username,
-                             editor2_username)
+                             admin_username)
 
     def test_delete(self) -> None:
         """Tests to delete a journal entry.
@@ -1837,8 +1837,8 @@ class TransferJournalEntryTestCase(unittest.TestCase):
         from accounting.models import JournalEntry
         journal_entry_id: int \
             = add_journal_entry(self.client, self.__get_add_form())
-        editor_username, editor2_username = "editor", "editor2"
-        client, csrf_token = get_client(self.app, editor2_username)
+        editor_username, admin_username = "editor", "admin"
+        client, csrf_token = get_client(self.app, admin_username)
         detail_uri: str = f"{PREFIX}/{journal_entry_id}?next=%2F_next"
         update_uri: str = f"{PREFIX}/{journal_entry_id}/update"
         journal_entry: JournalEntry
@@ -1862,7 +1862,7 @@ class TransferJournalEntryTestCase(unittest.TestCase):
             self.assertEqual(journal_entry.created_by.username,
                              editor_username)
             self.assertEqual(journal_entry.updated_by.username,
-                             editor2_username)
+                             admin_username)
 
     def test_save_as_receipt(self) -> None:
         """Tests to save a transfer journal entry as a cash receipt journal

tests/test_offset.py

@@ -26,8 +26,8 @@ from flask import Flask
 from flask.testing import FlaskCliRunner
 
 from test_site import db
-from testlib import create_test_app, get_client
-from testlib_journal_entry import Accounts, match_journal_entry_detail
+from testlib import Accounts, create_test_app, get_client
+from testlib_journal_entry import match_journal_entry_detail
 from testlib_offset import TestData, JournalEntryLineItemData, \
     JournalEntryData, CurrencyData
 

tests/test_option.py

@@ -26,8 +26,7 @@ from flask import Flask
 from flask.testing import FlaskCliRunner
 
 from test_site import db
-from testlib import create_test_app, get_client
-from testlib_journal_entry import NEXT_URI, Accounts
+from testlib import NEXT_URI, Accounts, create_test_app, get_client
 from testlib_offset import TestData
 
 PREFIX: str = "/accounting/options"
@@ -68,7 +67,7 @@ class OptionTestCase(unittest.TestCase):
             self.assertEqual(result.exit_code, 0)
             Option.query.delete()
 
-        self.client, self.csrf_token = get_client(self.app, "editor")
+        self.client, self.csrf_token = get_client(self.app, "admin")
         self.data: TestData = TestData(self.app, self.client, self.csrf_token)
 
     def test_nobody(self) -> None:
@@ -105,12 +104,12 @@ class OptionTestCase(unittest.TestCase):
         response = client.post(UPDATE_URI, data=self.__get_form(csrf_token))
         self.assertEqual(response.status_code, 403)
 
-    def test_editor2(self) -> None:
-        """Test the permission as non-administrator.
+    def test_editor(self) -> None:
+        """Test the permission as editor.
 
         :return: None.
         """
-        client, csrf_token = get_client(self.app, "editor2")
+        client, csrf_token = get_client(self.app, "editor")
         response: httpx.Response
 
         response = client.get(DETAIL_URI)
@@ -122,7 +121,7 @@ class OptionTestCase(unittest.TestCase):
         response = client.post(UPDATE_URI, data=self.__get_form(csrf_token))
         self.assertEqual(response.status_code, 403)
 
-    def test_editor(self) -> None:
+    def test_admin(self) -> None:
         """Test the permission as administrator.
 
         :return: None.
@@ -344,7 +343,7 @@ class OptionTestCase(unittest.TestCase):
         """
         from accounting.models import Option
         from accounting.utils.user import get_user_pk
-        editor_username, editor2_username = "editor", "editor2"
+        admin_username, editor_username = "admin", "editor"
         option: Option | None
         response: httpx.Response
 
@@ -353,11 +352,11 @@ class OptionTestCase(unittest.TestCase):
         self.assertEqual(response.headers["Location"], DETAIL_URI)
 
         with self.app.app_context():
-            editor2_pk: int = get_user_pk(editor2_username)
+            editor_pk: int = get_user_pk(editor_username)
             option = db.session.get(Option, "recurring")
             self.assertIsNotNone(option)
-            option.created_by_id = editor2_pk
-            option.updated_by_id = editor2_pk
+            option.created_by_id = editor_pk
+            option.updated_by_id = editor_pk
             db.session.commit()
 
         form: dict[str, str] = self.__get_form()
@@ -372,8 +371,8 @@ class OptionTestCase(unittest.TestCase):
         with self.app.app_context():
             option = db.session.get(Option, "recurring")
             self.assertIsNotNone(option)
-            self.assertEqual(option.created_by.username, editor2_username)
-            self.assertEqual(option.updated_by.username, editor_username)
+            self.assertEqual(option.created_by.username, editor_username)
+            self.assertEqual(option.updated_by.username, admin_username)
 
     def __get_form(self, csrf_token: str | None = None) -> dict[str, str]:
         """Returns the option form.

tests/test_site/__init__.py

@@ -22,7 +22,7 @@ import typing as t
 from secrets import token_urlsafe
 
 import click
-from flask import Flask, Blueprint, render_template
+from flask import Flask, Blueprint, render_template, redirect, Response
 from flask.cli import with_appcontext
 from flask_babel_js import BabelJS
 from flask_sqlalchemy import SQLAlchemy
@@ -72,15 +72,18 @@ def create_app(is_testing: bool = False) -> Flask:
         def can_view(self) -> bool:
             return auth.current_user() is not None \
                 and auth.current_user().username in ["viewer", "editor",
-                                                     "editor2"]
+                                                     "admin"]
 
         def can_edit(self) -> bool:
             return auth.current_user() is not None \
-                and auth.current_user().username in ["editor", "editor2"]
+                and auth.current_user().username in ["editor", "admin"]
 
         def can_admin(self) -> bool:
             return auth.current_user() is not None \
-                and auth.current_user().username == "editor"
+                and auth.current_user().username == "admin"
+
+        def unauthorized(self) -> Response:
+            return redirect("/login")
 
         @property
         def cls(self) -> t.Type[auth.User]:
@@ -112,7 +115,7 @@ def init_db_command() -> None:
     """Initializes the database."""
     db.create_all()
     from .auth import User
-    for username in ["viewer", "editor", "editor2", "nobody"]:
+    for username in ["viewer", "editor", "admin", "nobody"]:
         if User.query.filter(User.username == username).first() is None:
             db.session.add(User(username=username))
     db.session.commit()

tests/test_site/auth.py

@@ -58,8 +58,8 @@ def login() -> redirect:
 
     :return: The redirection to the home page.
     """
-    if request.form.get("username") not in ["viewer", "editor", "editor2",
-                                            "nobody"]:
+    if request.form.get("username") not in {"viewer", "editor", "admin",
+                                            "nobody"}:
         return redirect(url_for("auth.login"))
     session["user"] = request.form.get("username")
     return redirect(url_for("home.home"))

tests/test_site/templates/login.html

@@ -29,7 +29,7 @@ First written: 2023/1/27
   <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
   <button class="btn btn-primary" type="submit" name="username" value="viewer">{{ _("Viewer") }}</button>
   <button class="btn btn-primary" type="submit" name="username" value="editor">{{ _("Editor") }}</button>
-  <button class="btn btn-primary" type="submit" name="username" value="editor2">{{ _("Editor2") }}</button>
+  <button class="btn btn-primary" type="submit" name="username" value="admin">{{ _("Administrator") }}</button>
   <button class="btn btn-primary" type="submit" name="username" value="nobody">{{ _("Nobody") }}</button>
 </form>
 

tests/test_site/translations/zh_Hant/LC_MESSAGES/messages.po

@@ -9,8 +9,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Mia! Accounting Flask Demonstration 0.0.0\n"
 "Report-Msgid-Bugs-To: imacat@mail.imacat.idv.tw\n"
-"POT-Creation-Date: 2023-02-27 10:07+0800\n"
-"PO-Revision-Date: 2023-02-27 10:08+0800\n"
+"POT-Creation-Date: 2023-03-24 08:32+0800\n"
+"PO-Revision-Date: 2023-03-24 08:33+0800\n"
 "Last-Translator: imacat <imacat@mail.imacat.idv.tw>\n"
 "Language: zh_Hant\n"
 "Language-Team: zh_Hant <imacat@mail.imacat.idv.tw>\n"
@@ -18,27 +18,27 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Generated-By: Babel 2.11.0\n"
+"Generated-By: Babel 2.12.1\n"
 
 #: tests/test_site/templates/base.html:23
 msgid "en"
 msgstr "zh-Hant"
 
-#: tests/test_site/templates/base.html:43
+#: tests/test_site/templates/base.html:46
 #: tests/test_site/templates/home.html:24
 msgid "Home"
 msgstr "首頁"
 
-#: tests/test_site/templates/base.html:68
+#: tests/test_site/templates/base.html:71
 msgid "Log Out"
 msgstr "登出"
 
-#: tests/test_site/templates/base.html:78
+#: tests/test_site/templates/base.html:81
 #: tests/test_site/templates/login.html:24
 msgid "Log In"
 msgstr "登入"
 
-#: tests/test_site/templates/base.html:119
+#: tests/test_site/templates/base.html:122
 msgid "Error:"
 msgstr "錯誤："
 
@@ -51,8 +51,8 @@ msgid "Editor"
 msgstr "記帳者"
 
 #: tests/test_site/templates/login.html:32
-msgid "Editor2"
-msgstr "記帳者2"
+msgid "Administrator"
+msgstr "管理者"
 
 #: tests/test_site/templates/login.html:33
 msgid "Nobody"

tests/testlib.py

@@ -26,6 +26,33 @@ from test_site import create_app
 
 TEST_SERVER: str = "https://testserver"
 """The test server URI."""
+NEXT_URI: str = "/_next"
+"""The next URI."""
+
+
+class Accounts:
+    """The shortcuts to the common accounts."""
+    CASH: str = "1111-001"
+    PETTY_CASH: str = "1112-001"
+    BANK: str = "1113-001"
+    NOTES_RECEIVABLE: str = "1131-001"
+    RECEIVABLE: str = "1141-001"
+    PREPAID: str = "1258-001"
+    NOTES_PAYABLE: str = "2131-001"
+    PAYABLE: str = "2141-001"
+    SALES: str = "4111-001"
+    SERVICE: str = "4611-001"
+    AGENCY: str = "4711-001"
+    RENT_EXPENSE: str = "6252-001"
+    OFFICE: str = "6253-001"
+    TRAVEL: str = "6254-001"
+    POSTAGE: str = "6256-001"
+    UTILITIES: str = "6261-001"
+    INSURANCE: str = "6262-001"
+    MEAL: str = "6272-001"
+    INTEREST: str = "7111-001"
+    DONATION: str = "7481-001"
+    RENT_INCOME: str = "7482-001"
 
 
 def create_test_app() -> Flask:
@@ -57,7 +84,6 @@ def get_csrf_token(client: httpx.Client) -> str:
     return client.get("/.csrf-token").text
 
 
-
 def get_client(app: Flask, username: str) -> tuple[httpx.Client, str]:
     """Returns a user client.
 

tests/testlib_journal_entry.py

@@ -26,40 +26,14 @@ import httpx
 from flask import Flask
 
 from test_site import db
+from testlib import NEXT_URI, Accounts
 
-NEXT_URI: str = "/_next"
-"""The next URI."""
 NON_EMPTY_NOTE: str = "  This is \n\na test."
 """The stripped content of an non-empty note."""
 EMPTY_NOTE: str = " \n\n  "
 """The empty note content."""
 
 
-class Accounts:
-    """The shortcuts to the common accounts."""
-    CASH: str = "1111-001"
-    PETTY_CASH: str = "1112-001"
-    BANK: str = "1113-001"
-    NOTES_RECEIVABLE: str = "1131-001"
-    RECEIVABLE: str = "1141-001"
-    PREPAID: str = "1258-001"
-    NOTES_PAYABLE: str = "2131-001"
-    PAYABLE: str = "2141-001"
-    SALES: str = "4111-001"
-    SERVICE: str = "4611-001"
-    AGENCY: str = "4711-001"
-    RENT_EXPENSE: str = "6252-001"
-    OFFICE: str = "6253-001"
-    TRAVEL: str = "6254-001"
-    POSTAGE: str = "6256-001"
-    UTILITIES: str = "6261-001"
-    INSURANCE: str = "6262-001"
-    MEAL: str = "6272-001"
-    INTEREST: str = "7111-001"
-    DONATION: str = "7481-001"
-    RENT_INCOME: str = "7482-001"
-
-
 def get_add_form(csrf_token: str) -> dict[str, str]:
     """Returns the form data to add a new journal entry.
 

tests/testlib_offset.py

@@ -26,8 +26,8 @@ import httpx
 from flask import Flask
 
 from test_site import db
-from testlib_journal_entry import Accounts, match_journal_entry_detail, \
-    NEXT_URI
+from testlib import NEXT_URI, Accounts
+from testlib_journal_entry import match_journal_entry_detail
 
 
 class JournalEntryLineItemData: