Renamed "voucher" to "journal entry".
This commit is contained in:
37
src/accounting/journal_entry/__init__.py
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37
src/accounting/journal_entry/__init__.py
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@ -0,0 +1,37 @@
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# The Mia! Accounting Flask Project.
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# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/18
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# Copyright (c) 2023 imacat.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""The journal entry management.
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"""
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from flask import Flask, Blueprint
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def init_app(app: Flask, bp: Blueprint) -> None:
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"""Initialize the application.
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:param app: The Flask application.
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:param bp: The blueprint of the accounting application.
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:return: None.
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"""
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from .converters import JournalEntryConverter, JournalEntryTypeConverter, \
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DateConverter
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app.url_map.converters["journalEntry"] = JournalEntryConverter
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app.url_map.converters["journalEntryType"] = JournalEntryTypeConverter
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app.url_map.converters["date"] = DateConverter
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from .views import bp as journal_entry_bp
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bp.register_blueprint(journal_entry_bp, url_prefix="/journal-entries")
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107
src/accounting/journal_entry/converters.py
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107
src/accounting/journal_entry/converters.py
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@ -0,0 +1,107 @@
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# The Mia! Accounting Flask Project.
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# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/19
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# Copyright (c) 2023 imacat.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""The path converters for the journal entry management.
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"""
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from datetime import date
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from flask import abort
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from sqlalchemy.orm import selectinload
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from werkzeug.routing import BaseConverter
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from accounting.models import JournalEntry, JournalEntryLineItem
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from accounting.utils.journal_entry_types import JournalEntryType
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class JournalEntryConverter(BaseConverter):
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"""The journal entry converter to convert the journal entry ID from and to
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the corresponding journal entry in the routes."""
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def to_python(self, value: str) -> JournalEntry:
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"""Converts a journal entry ID to a journal entry.
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:param value: The journal entry ID.
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:return: The corresponding journal entry.
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"""
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journal_entry: JournalEntry | None = JournalEntry.query\
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.join(JournalEntryLineItem)\
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.filter(JournalEntry.id == value)\
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.options(selectinload(JournalEntry.line_items)
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.selectinload(JournalEntryLineItem.offsets)
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.selectinload(JournalEntryLineItem.journal_entry))\
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.first()
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if journal_entry is None:
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abort(404)
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return journal_entry
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def to_url(self, value: JournalEntry) -> str:
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"""Converts a journal entry to its ID.
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:param value: The journal entry.
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:return: The ID.
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"""
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return str(value.id)
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class JournalEntryTypeConverter(BaseConverter):
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"""The journal entry converter to convert the journal entry type ID from
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and to the corresponding journal entry type in the routes."""
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def to_python(self, value: str) -> JournalEntryType:
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"""Converts a journal entry ID to a journal entry.
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:param value: The journal entry ID.
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:return: The corresponding journal entry type.
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"""
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type_dict: dict[str, JournalEntryType] \
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= {x.value: x for x in JournalEntryType}
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journal_entry_type: JournalEntryType | None = type_dict.get(value)
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if journal_entry_type is None:
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abort(404)
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return journal_entry_type
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def to_url(self, value: JournalEntryType) -> str:
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"""Converts a journal entry type to its ID.
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:param value: The journal entry type.
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:return: The ID.
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"""
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return str(value.value)
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class DateConverter(BaseConverter):
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"""The date converter to convert the ISO date from and to the
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corresponding date in the routes."""
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def to_python(self, value: str) -> date:
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"""Converts an ISO date to a date.
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:param value: The ISO date.
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:return: The corresponding date.
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"""
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try:
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return date.fromisoformat(value)
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except ValueError:
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abort(404)
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def to_url(self, value: date) -> str:
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"""Converts a date to its ISO date.
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:param value: The date.
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:return: The ISO date.
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"""
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return value.isoformat()
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22
src/accounting/journal_entry/forms/__init__.py
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22
src/accounting/journal_entry/forms/__init__.py
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@ -0,0 +1,22 @@
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# The Mia! Accounting Flask Project.
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# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
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# Copyright (c) 2023 imacat.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""The forms for the journal entry management.
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"""
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from .reorder import sort_journal_entries_in, JournalEntryReorderForm
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from .journal_entry import JournalEntryForm, CashReceiptJournalEntryForm, \
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CashDisbursementJournalEntryForm, TransferJournalEntryForm
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303
src/accounting/journal_entry/forms/currency.py
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303
src/accounting/journal_entry/forms/currency.py
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@ -0,0 +1,303 @@
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# The Mia! Accounting Flask Project.
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# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
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# Copyright (c) 2023 imacat.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""The currency sub-forms for the journal entry management.
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"""
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from decimal import Decimal
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import sqlalchemy as sa
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from flask_babel import LazyString
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from flask_wtf import FlaskForm
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from wtforms import StringField, ValidationError, FieldList, IntegerField, \
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BooleanField, FormField
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from wtforms.validators import DataRequired
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from accounting import db
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from accounting.locale import lazy_gettext
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from accounting.models import Currency, JournalEntryLineItem
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from accounting.journal_entry.utils.offset_alias import offset_alias
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from accounting.utils.cast import be
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from accounting.utils.strip_text import strip_text
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from .line_item import LineItemForm, CreditLineItemForm, DebitLineItemForm
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CURRENCY_REQUIRED: DataRequired = DataRequired(
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lazy_gettext("Please select the currency."))
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"""The validator to check if the currency code is empty."""
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class CurrencyExists:
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"""The validator to check if the account exists."""
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def __call__(self, form: FlaskForm, field: StringField) -> None:
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if field.data is None:
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return
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if db.session.get(Currency, field.data) is None:
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raise ValidationError(lazy_gettext(
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"The currency does not exist."))
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class SameCurrencyAsOriginalLineItems:
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"""The validator to check if the currency is the same as the
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original line items."""
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def __call__(self, form: FlaskForm, field: StringField) -> None:
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assert isinstance(form, CurrencyForm)
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if field.data is None:
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return
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original_line_item_id: set[int] \
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= {x.original_line_item_id.data
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for x in form.line_items
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if x.original_line_item_id.data is not None}
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if len(original_line_item_id) == 0:
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return
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original_line_item_currency_codes: set[str] = set(db.session.scalars(
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sa.select(JournalEntryLineItem.currency_code)
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.filter(JournalEntryLineItem.id.in_(original_line_item_id))).all())
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for currency_code in original_line_item_currency_codes:
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if field.data != currency_code:
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raise ValidationError(lazy_gettext(
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"The currency must be the same as the"
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" original line item."))
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class KeepCurrencyWhenHavingOffset:
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"""The validator to check if the currency is the same when there is
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offset."""
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def __call__(self, form: FlaskForm, field: StringField) -> None:
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assert isinstance(form, CurrencyForm)
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if field.data is None:
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return
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offset: sa.Alias = offset_alias()
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original_line_items: list[JournalEntryLineItem]\
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= JournalEntryLineItem.query\
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.join(offset, be(JournalEntryLineItem.id
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== offset.c.original_line_item_id),
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isouter=True)\
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.filter(JournalEntryLineItem.id
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.in_({x.eid.data for x in form.line_items
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if x.eid.data is not None}))\
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.group_by(JournalEntryLineItem.id,
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JournalEntryLineItem.currency_code)\
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.having(sa.func.count(offset.c.id) > 0).all()
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for original_line_item in original_line_items:
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if original_line_item.currency_code != field.data:
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raise ValidationError(lazy_gettext(
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"The currency must not be changed when there is offset."))
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class NeedSomeLineItems:
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"""The validator to check if there is any line item sub-form."""
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def __call__(self, form: FlaskForm, field: FieldList) -> None:
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if len(field) == 0:
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raise ValidationError(lazy_gettext(
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"Please add some line items."))
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class IsBalanced:
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"""The validator to check that the total amount of the debit and credit
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line items are equal."""
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def __call__(self, form: FlaskForm, field: BooleanField) -> None:
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assert isinstance(form, TransferCurrencyForm)
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if len(form.debit) == 0 or len(form.credit) == 0:
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return
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if form.debit_total != form.credit_total:
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raise ValidationError(lazy_gettext(
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"The totals of the debit and credit amounts do not match."))
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class CurrencyForm(FlaskForm):
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"""The form to create or edit a currency in a journal entry."""
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no = IntegerField()
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"""The order in the journal entry."""
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code = StringField()
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"""The currency code."""
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whole_form = BooleanField()
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"""The pseudo field for the whole form validators."""
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@property
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def line_items(self) -> list[LineItemForm]:
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"""Returns the line item sub-forms.
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:return: The line item sub-forms.
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"""
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line_item_forms: list[LineItemForm] = []
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if isinstance(self, CashReceiptCurrencyForm):
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line_item_forms.extend([x.form for x in self.credit])
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elif isinstance(self, CashDisbursementCurrencyForm):
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line_item_forms.extend([x.form for x in self.debit])
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elif isinstance(self, TransferCurrencyForm):
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line_item_forms.extend([x.form for x in self.debit])
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line_item_forms.extend([x.form for x in self.credit])
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return line_item_forms
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@property
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def is_code_locked(self) -> bool:
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"""Returns whether the currency code should not be changed.
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:return: True if the currency code should not be changed, or False
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otherwise
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"""
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line_item_forms: list[LineItemForm] = self.line_items
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original_line_item_id: set[int] \
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= {x.original_line_item_id.data for x in line_item_forms
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if x.original_line_item_id.data is not None}
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if len(original_line_item_id) > 0:
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return True
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line_item_id: set[int] = {x.eid.data for x in line_item_forms
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if x.eid.data is not None}
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select: sa.Select = sa.select(sa.func.count(JournalEntryLineItem.id))\
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.filter(JournalEntryLineItem.original_line_item_id
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.in_(line_item_id))
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return db.session.scalar(select) > 0
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class CashReceiptCurrencyForm(CurrencyForm):
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"""The form to create or edit a currency in a
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cash receipt journal entry."""
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no = IntegerField()
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"""The order in the journal entry."""
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code = StringField(
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filters=[strip_text],
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validators=[CURRENCY_REQUIRED,
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CurrencyExists(),
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SameCurrencyAsOriginalLineItems(),
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KeepCurrencyWhenHavingOffset()])
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"""The currency code."""
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credit = FieldList(FormField(CreditLineItemForm),
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validators=[NeedSomeLineItems()])
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"""The credit line items."""
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whole_form = BooleanField()
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"""The pseudo field for the whole form validators."""
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@property
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def credit_total(self) -> Decimal:
|
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"""Returns the total amount of the credit line items.
|
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:return: The total amount of the credit line items.
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"""
|
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return sum([x.amount.data for x in self.credit
|
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if x.amount.data is not None])
|
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|
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@property
|
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def credit_errors(self) -> list[str | LazyString]:
|
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"""Returns the credit line item errors, without the errors in their
|
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sub-forms.
|
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|
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:return:
|
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"""
|
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return [x for x in self.credit.errors
|
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if isinstance(x, str) or isinstance(x, LazyString)]
|
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|
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|
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class CashDisbursementCurrencyForm(CurrencyForm):
|
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"""The form to create or edit a currency in a
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cash disbursement journal entry."""
|
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no = IntegerField()
|
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"""The order in the journal entry."""
|
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code = StringField(
|
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filters=[strip_text],
|
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validators=[CURRENCY_REQUIRED,
|
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CurrencyExists(),
|
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SameCurrencyAsOriginalLineItems(),
|
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KeepCurrencyWhenHavingOffset()])
|
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"""The currency code."""
|
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debit = FieldList(FormField(DebitLineItemForm),
|
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validators=[NeedSomeLineItems()])
|
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"""The debit line items."""
|
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whole_form = BooleanField()
|
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"""The pseudo field for the whole form validators."""
|
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|
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@property
|
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def debit_total(self) -> Decimal:
|
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"""Returns the total amount of the debit line items.
|
||||
|
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:return: The total amount of the debit line items.
|
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"""
|
||||
return sum([x.amount.data for x in self.debit
|
||||
if x.amount.data is not None])
|
||||
|
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@property
|
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def debit_errors(self) -> list[str | LazyString]:
|
||||
"""Returns the debit line item errors, without the errors in their
|
||||
sub-forms.
|
||||
|
||||
:return:
|
||||
"""
|
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return [x for x in self.debit.errors
|
||||
if isinstance(x, str) or isinstance(x, LazyString)]
|
||||
|
||||
|
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class TransferCurrencyForm(CurrencyForm):
|
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"""The form to create or edit a currency in a transfer journal entry."""
|
||||
no = IntegerField()
|
||||
"""The order in the journal entry."""
|
||||
code = StringField(
|
||||
filters=[strip_text],
|
||||
validators=[CURRENCY_REQUIRED,
|
||||
CurrencyExists(),
|
||||
SameCurrencyAsOriginalLineItems(),
|
||||
KeepCurrencyWhenHavingOffset()])
|
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"""The currency code."""
|
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debit = FieldList(FormField(DebitLineItemForm),
|
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validators=[NeedSomeLineItems()])
|
||||
"""The debit line items."""
|
||||
credit = FieldList(FormField(CreditLineItemForm),
|
||||
validators=[NeedSomeLineItems()])
|
||||
"""The credit line items."""
|
||||
whole_form = BooleanField(validators=[IsBalanced()])
|
||||
"""The pseudo field for the whole form validators."""
|
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|
||||
@property
|
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def debit_total(self) -> Decimal:
|
||||
"""Returns the total amount of the debit line items.
|
||||
|
||||
:return: The total amount of the debit line items.
|
||||
"""
|
||||
return sum([x.amount.data for x in self.debit
|
||||
if x.amount.data is not None])
|
||||
|
||||
@property
|
||||
def credit_total(self) -> Decimal:
|
||||
"""Returns the total amount of the credit line items.
|
||||
|
||||
:return: The total amount of the credit line items.
|
||||
"""
|
||||
return sum([x.amount.data for x in self.credit
|
||||
if x.amount.data is not None])
|
||||
|
||||
@property
|
||||
def debit_errors(self) -> list[str | LazyString]:
|
||||
"""Returns the debit line item errors, without the errors in their
|
||||
sub-forms.
|
||||
|
||||
:return:
|
||||
"""
|
||||
return [x for x in self.debit.errors
|
||||
if isinstance(x, str) or isinstance(x, LazyString)]
|
||||
|
||||
@property
|
||||
def credit_errors(self) -> list[str | LazyString]:
|
||||
"""Returns the credit line item errors, without the errors in their
|
||||
sub-forms.
|
||||
|
||||
:return:
|
||||
"""
|
||||
return [x for x in self.credit.errors
|
||||
if isinstance(x, str) or isinstance(x, LazyString)]
|
||||
593
src/accounting/journal_entry/forms/journal_entry.py
Normal file
593
src/accounting/journal_entry/forms/journal_entry.py
Normal file
@ -0,0 +1,593 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/18
|
||||
|
||||
# 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.
|
||||
"""The journal entry forms for the journal entry management.
|
||||
|
||||
"""
|
||||
import datetime as dt
|
||||
import typing as t
|
||||
from abc import ABC, abstractmethod
|
||||
|
||||
import sqlalchemy as sa
|
||||
from flask_babel import LazyString
|
||||
from flask_wtf import FlaskForm
|
||||
from wtforms import DateField, FieldList, FormField, TextAreaField, \
|
||||
BooleanField
|
||||
from wtforms.validators import DataRequired, ValidationError
|
||||
|
||||
from accounting import db
|
||||
from accounting.locale import lazy_gettext
|
||||
from accounting.models import JournalEntry, Account, JournalEntryLineItem, \
|
||||
JournalEntryCurrency
|
||||
from accounting.journal_entry.utils.account_option import AccountOption
|
||||
from accounting.journal_entry.utils.original_line_items import \
|
||||
get_selectable_original_line_items
|
||||
from accounting.journal_entry.utils.description_editor import DescriptionEditor
|
||||
from accounting.utils.random_id import new_id
|
||||
from accounting.utils.strip_text import strip_multiline_text
|
||||
from accounting.utils.user import get_current_user_pk
|
||||
from .currency import CurrencyForm, CashReceiptCurrencyForm, \
|
||||
CashDisbursementCurrencyForm, TransferCurrencyForm
|
||||
from .line_item import LineItemForm, DebitLineItemForm, CreditLineItemForm
|
||||
from .reorder import sort_journal_entries_in
|
||||
|
||||
DATE_REQUIRED: DataRequired = DataRequired(
|
||||
lazy_gettext("Please fill in the date."))
|
||||
"""The validator to check if the date is empty."""
|
||||
|
||||
|
||||
class NotBeforeOriginalLineItems:
|
||||
"""The validator to check if the date is not before the
|
||||
original line items."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: DateField) -> None:
|
||||
assert isinstance(form, JournalEntryForm)
|
||||
if field.data is None:
|
||||
return
|
||||
min_date: dt.date | None = form.min_date
|
||||
if min_date is None:
|
||||
return
|
||||
if field.data < min_date:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The date cannot be earlier than the original line items."))
|
||||
|
||||
|
||||
class NotAfterOffsetItems:
|
||||
"""The validator to check if the date is not after the offset items."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: DateField) -> None:
|
||||
assert isinstance(form, JournalEntryForm)
|
||||
if field.data is None:
|
||||
return
|
||||
max_date: dt.date | None = form.max_date
|
||||
if max_date is None:
|
||||
return
|
||||
if field.data > max_date:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The date cannot be later than the offset items."))
|
||||
|
||||
|
||||
class NeedSomeCurrencies:
|
||||
"""The validator to check if there is any currency sub-form."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: FieldList) -> None:
|
||||
if len(field) == 0:
|
||||
raise ValidationError(lazy_gettext("Please add some currencies."))
|
||||
|
||||
|
||||
class CannotDeleteOriginalLineItemsWithOffset:
|
||||
"""The validator to check the original line items with offset."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: FieldList) -> None:
|
||||
assert isinstance(form, JournalEntryForm)
|
||||
if form.obj is None:
|
||||
return
|
||||
existing_matched_original_line_item_id: set[int] \
|
||||
= {x.id for x in form.obj.line_items if len(x.offsets) > 0}
|
||||
line_item_id_in_form: set[int] \
|
||||
= {x.eid.data for x in form.line_items if x.eid.data is not None}
|
||||
for line_item_id in existing_matched_original_line_item_id:
|
||||
if line_item_id not in line_item_id_in_form:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"Line items with offset cannot be deleted."))
|
||||
|
||||
|
||||
class JournalEntryForm(FlaskForm):
|
||||
"""The base form to create or edit a journal entry."""
|
||||
date = DateField()
|
||||
"""The date."""
|
||||
currencies = FieldList(FormField(CurrencyForm))
|
||||
"""The line items categorized by their currencies."""
|
||||
note = TextAreaField()
|
||||
"""The note."""
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
"""Constructs a base journal entry form.
|
||||
|
||||
:param args: The arguments.
|
||||
:param kwargs: The keyword arguments.
|
||||
"""
|
||||
super().__init__(*args, **kwargs)
|
||||
self.is_modified: bool = False
|
||||
"""Whether the journal entry is modified during populate_obj()."""
|
||||
self.collector: t.Type[LineItemCollector] = LineItemCollector
|
||||
"""The line item collector. The default is the base abstract
|
||||
collector only to provide the correct type. The subclass forms should
|
||||
provide their own collectors."""
|
||||
self.obj: JournalEntry | None = kwargs.get("obj")
|
||||
"""The journal entry, when editing an existing one."""
|
||||
self._is_need_payable: bool = False
|
||||
"""Whether we need the payable original line items."""
|
||||
self._is_need_receivable: bool = False
|
||||
"""Whether we need the receivable original line items."""
|
||||
self.__original_line_item_options: list[JournalEntryLineItem] | None \
|
||||
= None
|
||||
"""The options of the original line items."""
|
||||
self.__net_balance_exceeded: dict[int, LazyString] | None = None
|
||||
"""The original line items whose net balances were exceeded by the
|
||||
amounts in the line item sub-forms."""
|
||||
for line_item in self.line_items:
|
||||
line_item.journal_entry_form = self
|
||||
|
||||
def populate_obj(self, obj: JournalEntry) -> None:
|
||||
"""Populates the form data into a journal entry object.
|
||||
|
||||
:param obj: The journal entry object.
|
||||
:return: None.
|
||||
"""
|
||||
is_new: bool = obj.id is None
|
||||
if is_new:
|
||||
obj.id = new_id(JournalEntry)
|
||||
self.date: DateField
|
||||
self.__set_date(obj, self.date.data)
|
||||
obj.note = self.note.data
|
||||
|
||||
collector_cls: t.Type[LineItemCollector] = self.collector
|
||||
collector: collector_cls = collector_cls(self, obj)
|
||||
collector.collect()
|
||||
|
||||
to_delete: set[int] = {x.id for x in obj.line_items
|
||||
if x.id not in collector.to_keep}
|
||||
if len(to_delete) > 0:
|
||||
JournalEntryLineItem.query\
|
||||
.filter(JournalEntryLineItem.id.in_(to_delete)).delete()
|
||||
self.is_modified = True
|
||||
|
||||
if is_new or db.session.is_modified(obj):
|
||||
self.is_modified = True
|
||||
|
||||
if is_new:
|
||||
current_user_pk: int = get_current_user_pk()
|
||||
obj.created_by_id = current_user_pk
|
||||
obj.updated_by_id = current_user_pk
|
||||
|
||||
@property
|
||||
def line_items(self) -> list[LineItemForm]:
|
||||
"""Collects and returns the line item sub-forms.
|
||||
|
||||
:return: The line item sub-forms.
|
||||
"""
|
||||
line_items: list[LineItemForm] = []
|
||||
for currency in self.currencies:
|
||||
line_items.extend(currency.line_items)
|
||||
return line_items
|
||||
|
||||
def __set_date(self, obj: JournalEntry, new_date: dt.date) -> None:
|
||||
"""Sets the journal entry date and number.
|
||||
|
||||
:param obj: The journal entry object.
|
||||
:param new_date: The new date.
|
||||
:return: None.
|
||||
"""
|
||||
if obj.date is None or obj.date != new_date:
|
||||
if obj.date is not None:
|
||||
sort_journal_entries_in(obj.date, obj.id)
|
||||
if self.max_date is not None and new_date == self.max_date:
|
||||
db_min_no: int | None = db.session.scalar(
|
||||
sa.select(sa.func.min(JournalEntry.no))
|
||||
.filter(JournalEntry.date == new_date))
|
||||
if db_min_no is None:
|
||||
obj.date = new_date
|
||||
obj.no = 1
|
||||
else:
|
||||
obj.date = new_date
|
||||
obj.no = db_min_no - 1
|
||||
sort_journal_entries_in(new_date)
|
||||
else:
|
||||
sort_journal_entries_in(new_date, obj.id)
|
||||
count: int = JournalEntry.query\
|
||||
.filter(JournalEntry.date == new_date).count()
|
||||
obj.date = new_date
|
||||
obj.no = count + 1
|
||||
|
||||
@property
|
||||
def debit_account_options(self) -> list[AccountOption]:
|
||||
"""The selectable debit accounts.
|
||||
|
||||
:return: The selectable debit accounts.
|
||||
"""
|
||||
accounts: list[AccountOption] \
|
||||
= [AccountOption(x) for x in Account.debit()
|
||||
if not (x.code[0] == "2" and x.is_need_offset)]
|
||||
in_use: set[int] = set(db.session.scalars(
|
||||
sa.select(JournalEntryLineItem.account_id)
|
||||
.filter(JournalEntryLineItem.is_debit)
|
||||
.group_by(JournalEntryLineItem.account_id)).all())
|
||||
for account in accounts:
|
||||
account.is_in_use = account.id in in_use
|
||||
return accounts
|
||||
|
||||
@property
|
||||
def credit_account_options(self) -> list[AccountOption]:
|
||||
"""The selectable credit accounts.
|
||||
|
||||
:return: The selectable credit accounts.
|
||||
"""
|
||||
accounts: list[AccountOption] \
|
||||
= [AccountOption(x) for x in Account.credit()
|
||||
if not (x.code[0] == "1" and x.is_need_offset)]
|
||||
in_use: set[int] = set(db.session.scalars(
|
||||
sa.select(JournalEntryLineItem.account_id)
|
||||
.filter(sa.not_(JournalEntryLineItem.is_debit))
|
||||
.group_by(JournalEntryLineItem.account_id)).all())
|
||||
for account in accounts:
|
||||
account.is_in_use = account.id in in_use
|
||||
return accounts
|
||||
|
||||
@property
|
||||
def currencies_errors(self) -> list[str | LazyString]:
|
||||
"""Returns the currency errors, without the errors in their sub-forms.
|
||||
|
||||
:return: The currency errors, without the errors in their sub-forms.
|
||||
"""
|
||||
return [x for x in self.currencies.errors
|
||||
if isinstance(x, str) or isinstance(x, LazyString)]
|
||||
|
||||
@property
|
||||
def description_editor(self) -> DescriptionEditor:
|
||||
"""Returns the description editor.
|
||||
|
||||
:return: The description editor.
|
||||
"""
|
||||
return DescriptionEditor()
|
||||
|
||||
@property
|
||||
def original_line_item_options(self) -> list[JournalEntryLineItem]:
|
||||
"""Returns the selectable original line items.
|
||||
|
||||
:return: The selectable original line items.
|
||||
"""
|
||||
if self.__original_line_item_options is None:
|
||||
self.__original_line_item_options \
|
||||
= get_selectable_original_line_items(
|
||||
{x.eid.data for x in self.line_items
|
||||
if x.eid.data is not None},
|
||||
self._is_need_payable, self._is_need_receivable)
|
||||
return self.__original_line_item_options
|
||||
|
||||
@property
|
||||
def min_date(self) -> dt.date | None:
|
||||
"""Returns the minimal available date.
|
||||
|
||||
:return: The minimal available date.
|
||||
"""
|
||||
original_line_item_id: set[int] \
|
||||
= {x.original_line_item_id.data for x in self.line_items
|
||||
if x.original_line_item_id.data is not None}
|
||||
if len(original_line_item_id) == 0:
|
||||
return None
|
||||
select: sa.Select = sa.select(sa.func.max(JournalEntry.date))\
|
||||
.join(JournalEntryLineItem)\
|
||||
.filter(JournalEntryLineItem.id.in_(original_line_item_id))
|
||||
return db.session.scalar(select)
|
||||
|
||||
@property
|
||||
def max_date(self) -> dt.date | None:
|
||||
"""Returns the maximum available date.
|
||||
|
||||
:return: The maximum available date.
|
||||
"""
|
||||
line_item_id: set[int] = {x.eid.data for x in self.line_items
|
||||
if x.eid.data is not None}
|
||||
select: sa.Select = sa.select(sa.func.min(JournalEntry.date))\
|
||||
.join(JournalEntryLineItem)\
|
||||
.filter(JournalEntryLineItem.original_line_item_id
|
||||
.in_(line_item_id))
|
||||
return db.session.scalar(select)
|
||||
|
||||
|
||||
T = t.TypeVar("T", bound=JournalEntryForm)
|
||||
"""A journal entry form variant."""
|
||||
|
||||
|
||||
class LineItemCollector(t.Generic[T], ABC):
|
||||
"""The line item collector."""
|
||||
|
||||
def __init__(self, form: T, obj: JournalEntry):
|
||||
"""Constructs the line item collector.
|
||||
|
||||
:param form: The journal entry form.
|
||||
:param obj: The journal entry.
|
||||
"""
|
||||
self.form: T = form
|
||||
"""The journal entry form."""
|
||||
self.__obj: JournalEntry = obj
|
||||
"""The journal entry object."""
|
||||
self.__line_items: list[JournalEntryLineItem] = list(obj.line_items)
|
||||
"""The existing line items."""
|
||||
self.__line_items_by_id: dict[int, JournalEntryLineItem] \
|
||||
= {x.id: x for x in self.__line_items}
|
||||
"""A dictionary from the line item ID to their line items."""
|
||||
self.__no_by_id: dict[int, int] \
|
||||
= {x.id: x.no for x in self.__line_items}
|
||||
"""A dictionary from the line item number to their line items."""
|
||||
self.__currencies: list[JournalEntryCurrency] = obj.currencies
|
||||
"""The currencies in the journal entry."""
|
||||
self._debit_no: int = 1
|
||||
"""The number index for the debit line items."""
|
||||
self._credit_no: int = 1
|
||||
"""The number index for the credit line items."""
|
||||
self.to_keep: set[int] = set()
|
||||
"""The ID of the existing line items to keep."""
|
||||
|
||||
@abstractmethod
|
||||
def collect(self) -> set[int]:
|
||||
"""Collects the line items.
|
||||
|
||||
:return: The ID of the line items to keep.
|
||||
"""
|
||||
|
||||
def _add_line_item(self, form: LineItemForm, currency_code: str, no: int) \
|
||||
-> None:
|
||||
"""Composes a line item from the form.
|
||||
|
||||
:param form: The line item form.
|
||||
:param currency_code: The code of the currency.
|
||||
:param no: The number of the line item.
|
||||
:return: None.
|
||||
"""
|
||||
line_item: JournalEntryLineItem | None \
|
||||
= self.__line_items_by_id.get(form.eid.data)
|
||||
if line_item is not None:
|
||||
line_item.currency_code = currency_code
|
||||
form.populate_obj(line_item)
|
||||
line_item.no = no
|
||||
if db.session.is_modified(line_item):
|
||||
self.form.is_modified = True
|
||||
else:
|
||||
line_item = JournalEntryLineItem()
|
||||
line_item.currency_code = currency_code
|
||||
form.populate_obj(line_item)
|
||||
line_item.no = no
|
||||
self.__obj.line_items.append(line_item)
|
||||
self.form.is_modified = True
|
||||
self.to_keep.add(line_item.id)
|
||||
|
||||
def _make_cash_line_item(self, forms: list[LineItemForm], is_debit: bool,
|
||||
currency_code: str, no: int) -> None:
|
||||
"""Composes the cash line item at the other debit or credit of the
|
||||
cash journal entry.
|
||||
|
||||
:param forms: The line item forms in the same currency.
|
||||
:param is_debit: True for a cash receipt journal entry, or False for a
|
||||
cash disbursement journal entry.
|
||||
:param currency_code: The code of the currency.
|
||||
:param no: The number of the line item.
|
||||
:return: None.
|
||||
"""
|
||||
candidates: list[JournalEntryLineItem] \
|
||||
= [x for x in self.__line_items
|
||||
if x.is_debit == is_debit and x.currency_code == currency_code]
|
||||
line_item: JournalEntryLineItem
|
||||
if len(candidates) > 0:
|
||||
candidates.sort(key=lambda x: x.no)
|
||||
line_item = candidates[0]
|
||||
line_item.account_id = Account.cash().id
|
||||
line_item.description = None
|
||||
line_item.amount = sum([x.amount.data for x in forms])
|
||||
line_item.no = no
|
||||
if db.session.is_modified(line_item):
|
||||
self.form.is_modified = True
|
||||
else:
|
||||
line_item = JournalEntryLineItem()
|
||||
line_item.id = new_id(JournalEntryLineItem)
|
||||
line_item.is_debit = is_debit
|
||||
line_item.currency_code = currency_code
|
||||
line_item.account_id = Account.cash().id
|
||||
line_item.description = None
|
||||
line_item.amount = sum([x.amount.data for x in forms])
|
||||
line_item.no = no
|
||||
self.__obj.line_items.append(line_item)
|
||||
self.form.is_modified = True
|
||||
self.to_keep.add(line_item.id)
|
||||
|
||||
def _sort_line_item_forms(self, forms: list[LineItemForm]) -> None:
|
||||
"""Sorts the line item sub-forms.
|
||||
|
||||
:param forms: The line item sub-forms.
|
||||
:return: None.
|
||||
"""
|
||||
missing_no: int = 100 if len(self.__no_by_id) == 0 \
|
||||
else max(self.__no_by_id.values()) + 100
|
||||
ord_by_form: dict[LineItemForm, int] \
|
||||
= {forms[i]: i for i in range(len(forms))}
|
||||
recv_no: set[int] = {x.no.data for x in forms if x.no.data is not None}
|
||||
missing_recv_no: int = 100 if len(recv_no) == 0 else max(recv_no) + 100
|
||||
forms.sort(key=lambda x: (x.no.data or missing_recv_no,
|
||||
missing_no if x.eid.data is None else
|
||||
self.__no_by_id.get(x.eid.data, missing_no),
|
||||
ord_by_form.get(x)))
|
||||
|
||||
def _sort_currency_forms(self, forms: list[CurrencyForm]) -> None:
|
||||
"""Sorts the currency forms.
|
||||
|
||||
:param forms: The currency forms.
|
||||
:return: None.
|
||||
"""
|
||||
missing_no: int = len(self.__currencies) + 100
|
||||
no_by_code: dict[str, int] = {self.__currencies[i].code: i
|
||||
for i in range(len(self.__currencies))}
|
||||
ord_by_form: dict[CurrencyForm, int] \
|
||||
= {forms[i]: i for i in range(len(forms))}
|
||||
recv_no: set[int] = {x.no.data for x in forms if x.no.data is not None}
|
||||
missing_recv_no: int = 100 if len(recv_no) == 0 else max(recv_no) + 100
|
||||
forms.sort(key=lambda x: (x.no.data or missing_recv_no,
|
||||
no_by_code.get(x.code.data, missing_no),
|
||||
ord_by_form.get(x)))
|
||||
|
||||
|
||||
class CashReceiptJournalEntryForm(JournalEntryForm):
|
||||
"""The form to create or edit a cash receipt journal entry."""
|
||||
date = DateField(
|
||||
validators=[DATE_REQUIRED,
|
||||
NotBeforeOriginalLineItems(),
|
||||
NotAfterOffsetItems()])
|
||||
"""The date."""
|
||||
currencies = FieldList(FormField(CashReceiptCurrencyForm), name="currency",
|
||||
validators=[NeedSomeCurrencies()])
|
||||
"""The line items categorized by their currencies."""
|
||||
note = TextAreaField(filters=[strip_multiline_text])
|
||||
"""The note."""
|
||||
whole_form = BooleanField(
|
||||
validators=[CannotDeleteOriginalLineItemsWithOffset()])
|
||||
"""The pseudo field for the whole form validators."""
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
super().__init__(*args, **kwargs)
|
||||
self._is_need_receivable = True
|
||||
|
||||
class Collector(LineItemCollector[CashReceiptJournalEntryForm]):
|
||||
"""The line item collector for the cash receipt journal entries."""
|
||||
|
||||
def collect(self) -> None:
|
||||
currencies: list[CashReceiptCurrencyForm] \
|
||||
= [x.form for x in self.form.currencies]
|
||||
self._sort_currency_forms(currencies)
|
||||
for currency in currencies:
|
||||
# The debit cash line item
|
||||
self._make_cash_line_item(list(currency.credit), True,
|
||||
currency.code.data,
|
||||
self._debit_no)
|
||||
self._debit_no = self._debit_no + 1
|
||||
|
||||
# The credit forms
|
||||
credit_forms: list[CreditLineItemForm] \
|
||||
= [x.form for x in currency.credit]
|
||||
self._sort_line_item_forms(credit_forms)
|
||||
for credit_form in credit_forms:
|
||||
self._add_line_item(credit_form, currency.code.data,
|
||||
self._credit_no)
|
||||
self._credit_no = self._credit_no + 1
|
||||
|
||||
self.collector = Collector
|
||||
|
||||
|
||||
class CashDisbursementJournalEntryForm(JournalEntryForm):
|
||||
"""The form to create or edit a cash disbursement journal entry."""
|
||||
date = DateField(
|
||||
validators=[DATE_REQUIRED,
|
||||
NotBeforeOriginalLineItems(),
|
||||
NotAfterOffsetItems()])
|
||||
"""The date."""
|
||||
currencies = FieldList(FormField(CashDisbursementCurrencyForm),
|
||||
name="currency",
|
||||
validators=[NeedSomeCurrencies()])
|
||||
"""The line items categorized by their currencies."""
|
||||
note = TextAreaField(filters=[strip_multiline_text])
|
||||
"""The note."""
|
||||
whole_form = BooleanField(
|
||||
validators=[CannotDeleteOriginalLineItemsWithOffset()])
|
||||
"""The pseudo field for the whole form validators."""
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
super().__init__(*args, **kwargs)
|
||||
self._is_need_payable = True
|
||||
|
||||
class Collector(LineItemCollector[CashDisbursementJournalEntryForm]):
|
||||
"""The line item collector for the cash disbursement journal
|
||||
entries."""
|
||||
|
||||
def collect(self) -> None:
|
||||
currencies: list[CashDisbursementCurrencyForm] \
|
||||
= [x.form for x in self.form.currencies]
|
||||
self._sort_currency_forms(currencies)
|
||||
for currency in currencies:
|
||||
# The debit forms
|
||||
debit_forms: list[DebitLineItemForm] \
|
||||
= [x.form for x in currency.debit]
|
||||
self._sort_line_item_forms(debit_forms)
|
||||
for debit_form in debit_forms:
|
||||
self._add_line_item(debit_form, currency.code.data,
|
||||
self._debit_no)
|
||||
self._debit_no = self._debit_no + 1
|
||||
|
||||
# The credit forms
|
||||
self._make_cash_line_item(list(currency.debit), False,
|
||||
currency.code.data,
|
||||
self._credit_no)
|
||||
self._credit_no = self._credit_no + 1
|
||||
|
||||
self.collector = Collector
|
||||
|
||||
|
||||
class TransferJournalEntryForm(JournalEntryForm):
|
||||
"""The form to create or edit a transfer journal entry."""
|
||||
date = DateField(
|
||||
validators=[DATE_REQUIRED,
|
||||
NotBeforeOriginalLineItems(),
|
||||
NotAfterOffsetItems()])
|
||||
"""The date."""
|
||||
currencies = FieldList(FormField(TransferCurrencyForm), name="currency",
|
||||
validators=[NeedSomeCurrencies()])
|
||||
"""The line items categorized by their currencies."""
|
||||
note = TextAreaField(filters=[strip_multiline_text])
|
||||
"""The note."""
|
||||
whole_form = BooleanField(
|
||||
validators=[CannotDeleteOriginalLineItemsWithOffset()])
|
||||
"""The pseudo field for the whole form validators."""
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
super().__init__(*args, **kwargs)
|
||||
self._is_need_payable = True
|
||||
self._is_need_receivable = True
|
||||
|
||||
class Collector(LineItemCollector[TransferJournalEntryForm]):
|
||||
"""The line item collector for the transfer journal entries."""
|
||||
|
||||
def collect(self) -> None:
|
||||
currencies: list[TransferCurrencyForm] \
|
||||
= [x.form for x in self.form.currencies]
|
||||
self._sort_currency_forms(currencies)
|
||||
for currency in currencies:
|
||||
# The debit forms
|
||||
debit_forms: list[DebitLineItemForm] \
|
||||
= [x.form for x in currency.debit]
|
||||
self._sort_line_item_forms(debit_forms)
|
||||
for debit_form in debit_forms:
|
||||
self._add_line_item(debit_form, currency.code.data,
|
||||
self._debit_no)
|
||||
self._debit_no = self._debit_no + 1
|
||||
|
||||
# The credit forms
|
||||
credit_forms: list[CreditLineItemForm] \
|
||||
= [x.form for x in currency.credit]
|
||||
self._sort_line_item_forms(credit_forms)
|
||||
for credit_form in credit_forms:
|
||||
self._add_line_item(credit_form, currency.code.data,
|
||||
self._credit_no)
|
||||
self._credit_no = self._credit_no + 1
|
||||
|
||||
self.collector = Collector
|
||||
537
src/accounting/journal_entry/forms/line_item.py
Normal file
537
src/accounting/journal_entry/forms/line_item.py
Normal file
@ -0,0 +1,537 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
|
||||
|
||||
# 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.
|
||||
"""The line item sub-forms for the journal entry management.
|
||||
|
||||
"""
|
||||
import re
|
||||
from datetime import date
|
||||
from decimal import Decimal
|
||||
|
||||
import sqlalchemy as sa
|
||||
from flask_babel import LazyString
|
||||
from flask_wtf import FlaskForm
|
||||
from sqlalchemy.orm import selectinload
|
||||
from wtforms import StringField, ValidationError, DecimalField, IntegerField
|
||||
from wtforms.validators import DataRequired, Optional
|
||||
|
||||
from accounting import db
|
||||
from accounting.locale import lazy_gettext
|
||||
from accounting.models import Account, JournalEntryLineItem
|
||||
from accounting.template_filters import format_amount
|
||||
from accounting.utils.cast import be
|
||||
from accounting.utils.random_id import new_id
|
||||
from accounting.utils.strip_text import strip_text
|
||||
from accounting.utils.user import get_current_user_pk
|
||||
|
||||
ACCOUNT_REQUIRED: DataRequired = DataRequired(
|
||||
lazy_gettext("Please select the account."))
|
||||
"""The validator to check if the account code is empty."""
|
||||
|
||||
|
||||
class OriginalLineItemExists:
|
||||
"""The validator to check if the original line item exists."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: IntegerField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
if db.session.get(JournalEntryLineItem, field.data) is None:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The original line item does not exist."))
|
||||
|
||||
|
||||
class OriginalLineItemOppositeDebitCredit:
|
||||
"""The validator to check if the original line item is on the opposite
|
||||
debit or credit."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: IntegerField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
original_line_item: JournalEntryLineItem | None \
|
||||
= db.session.get(JournalEntryLineItem, field.data)
|
||||
if original_line_item is None:
|
||||
return
|
||||
if isinstance(form, CreditLineItemForm) \
|
||||
and original_line_item.is_debit:
|
||||
return
|
||||
if isinstance(form, DebitLineItemForm) \
|
||||
and not original_line_item.is_debit:
|
||||
return
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The original line item is on the same debit or credit."))
|
||||
|
||||
|
||||
class OriginalLineItemNeedOffset:
|
||||
"""The validator to check if the original line item needs offset."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: IntegerField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
original_line_item: JournalEntryLineItem | None \
|
||||
= db.session.get(JournalEntryLineItem, field.data)
|
||||
if original_line_item is None:
|
||||
return
|
||||
if not original_line_item.account.is_need_offset:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The original line item does not need offset."))
|
||||
|
||||
|
||||
class OriginalLineItemNotOffset:
|
||||
"""The validator to check if the original line item is not itself an
|
||||
offset item."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: IntegerField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
original_line_item: JournalEntryLineItem | None \
|
||||
= db.session.get(JournalEntryLineItem, field.data)
|
||||
if original_line_item is None:
|
||||
return
|
||||
if original_line_item.original_line_item_id is not None:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The original line item cannot be an offset item."))
|
||||
|
||||
|
||||
class AccountExists:
|
||||
"""The validator to check if the account exists."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
if Account.find_by_code(field.data) is None:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The account does not exist."))
|
||||
|
||||
|
||||
class IsDebitAccount:
|
||||
"""The validator to check if the account is for debit line items."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
if re.match(r"^(?:[1235689]|7[5678])", field.data) \
|
||||
and not field.data.startswith("3351-") \
|
||||
and not field.data.startswith("3353-"):
|
||||
return
|
||||
raise ValidationError(lazy_gettext(
|
||||
"This account is not for debit line items."))
|
||||
|
||||
|
||||
class IsCreditAccount:
|
||||
"""The validator to check if the account is for credit line items."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
if re.match(r"^(?:[123489]|7[1234])", field.data) \
|
||||
and not field.data.startswith("3351-") \
|
||||
and not field.data.startswith("3353-"):
|
||||
return
|
||||
raise ValidationError(lazy_gettext(
|
||||
"This account is not for credit line items."))
|
||||
|
||||
|
||||
class SameAccountAsOriginalLineItem:
|
||||
"""The validator to check if the account is the same as the
|
||||
original line item."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
assert isinstance(form, LineItemForm)
|
||||
if field.data is None or form.original_line_item_id.data is None:
|
||||
return
|
||||
original_line_item: JournalEntryLineItem | None \
|
||||
= db.session.get(JournalEntryLineItem,
|
||||
form.original_line_item_id.data)
|
||||
if original_line_item is None:
|
||||
return
|
||||
if field.data != original_line_item.account_code:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The account must be the same as the original line item."))
|
||||
|
||||
|
||||
class KeepAccountWhenHavingOffset:
|
||||
"""The validator to check if the account is the same when having offset."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
assert isinstance(form, LineItemForm)
|
||||
if field.data is None or form.eid.data is None:
|
||||
return
|
||||
line_item: JournalEntryLineItem | None = db.session\
|
||||
.query(JournalEntryLineItem)\
|
||||
.filter(JournalEntryLineItem.id == form.eid.data)\
|
||||
.options(selectinload(JournalEntryLineItem.offsets)).first()
|
||||
if line_item is None or len(line_item.offsets) == 0:
|
||||
return
|
||||
if field.data != line_item.account_code:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The account must not be changed when there is offset."))
|
||||
|
||||
|
||||
class NotStartPayableFromDebit:
|
||||
"""The validator to check that a payable line item does not start from
|
||||
debit."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
assert isinstance(form, DebitLineItemForm)
|
||||
if field.data is None \
|
||||
or field.data[0] != "2" \
|
||||
or form.original_line_item_id.data is not None:
|
||||
return
|
||||
account: Account | None = Account.find_by_code(field.data)
|
||||
if account is not None and account.is_need_offset:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"A payable line item cannot start from debit."))
|
||||
|
||||
|
||||
class NotStartReceivableFromCredit:
|
||||
"""The validator to check that a receivable line item does not start
|
||||
from credit."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: StringField) -> None:
|
||||
assert isinstance(form, CreditLineItemForm)
|
||||
if field.data is None \
|
||||
or field.data[0] != "1" \
|
||||
or form.original_line_item_id.data is not None:
|
||||
return
|
||||
account: Account | None = Account.find_by_code(field.data)
|
||||
if account is not None and account.is_need_offset:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"A receivable line item cannot start from credit."))
|
||||
|
||||
|
||||
class PositiveAmount:
|
||||
"""The validator to check if the amount is positive."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: DecimalField) -> None:
|
||||
if field.data is None:
|
||||
return
|
||||
if field.data <= 0:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"Please fill in a positive amount."))
|
||||
|
||||
|
||||
class NotExceedingOriginalLineItemNetBalance:
|
||||
"""The validator to check if the amount exceeds the net balance of the
|
||||
original line item."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: DecimalField) -> None:
|
||||
assert isinstance(form, LineItemForm)
|
||||
if field.data is None or form.original_line_item_id.data is None:
|
||||
return
|
||||
original_line_item: JournalEntryLineItem | None \
|
||||
= db.session.get(JournalEntryLineItem,
|
||||
form.original_line_item_id.data)
|
||||
if original_line_item is None:
|
||||
return
|
||||
is_debit: bool = isinstance(form, DebitLineItemForm)
|
||||
existing_line_item_id: set[int] = set()
|
||||
if form.journal_entry_form.obj is not None:
|
||||
existing_line_item_id \
|
||||
= {x.id for x in form.journal_entry_form.obj.line_items}
|
||||
offset_total_func: sa.Function = sa.func.sum(sa.case(
|
||||
(be(JournalEntryLineItem.is_debit == is_debit),
|
||||
JournalEntryLineItem.amount),
|
||||
else_=-JournalEntryLineItem.amount))
|
||||
offset_total_but_form: Decimal | None = db.session.scalar(
|
||||
sa.select(offset_total_func)
|
||||
.filter(be(JournalEntryLineItem.original_line_item_id
|
||||
== original_line_item.id),
|
||||
JournalEntryLineItem.id.not_in(existing_line_item_id)))
|
||||
if offset_total_but_form is None:
|
||||
offset_total_but_form = Decimal("0")
|
||||
offset_total_on_form: Decimal = sum(
|
||||
[x.amount.data for x in form.journal_entry_form.line_items
|
||||
if x.original_line_item_id.data == original_line_item.id
|
||||
and x.amount != field and x.amount.data is not None])
|
||||
net_balance: Decimal = original_line_item.amount \
|
||||
- offset_total_but_form - offset_total_on_form
|
||||
if field.data > net_balance:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The amount must not exceed the net balance %(balance)s of the"
|
||||
" original line item.", balance=format_amount(net_balance)))
|
||||
|
||||
|
||||
class NotLessThanOffsetTotal:
|
||||
"""The validator to check if the amount is less than the offset total."""
|
||||
|
||||
def __call__(self, form: FlaskForm, field: DecimalField) -> None:
|
||||
assert isinstance(form, LineItemForm)
|
||||
if field.data is None or form.eid.data is None:
|
||||
return
|
||||
is_debit: bool = isinstance(form, DebitLineItemForm)
|
||||
select_offset_total: sa.Select = sa.select(sa.func.sum(sa.case(
|
||||
(JournalEntryLineItem.is_debit != is_debit,
|
||||
JournalEntryLineItem.amount),
|
||||
else_=-JournalEntryLineItem.amount)))\
|
||||
.filter(be(JournalEntryLineItem.original_line_item_id
|
||||
== form.eid.data))
|
||||
offset_total: Decimal | None = db.session.scalar(select_offset_total)
|
||||
if offset_total is not None and field.data < offset_total:
|
||||
raise ValidationError(lazy_gettext(
|
||||
"The amount must not be less than the offset total %(total)s.",
|
||||
total=format_amount(offset_total)))
|
||||
|
||||
|
||||
class LineItemForm(FlaskForm):
|
||||
"""The base form to create or edit a line item."""
|
||||
eid = IntegerField()
|
||||
"""The existing line item ID."""
|
||||
no = IntegerField()
|
||||
"""The order in the currency."""
|
||||
original_line_item_id = IntegerField()
|
||||
"""The Id of the original line item."""
|
||||
account_code = StringField()
|
||||
"""The account code."""
|
||||
description = StringField()
|
||||
"""The description."""
|
||||
amount = DecimalField()
|
||||
"""The amount."""
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
"""Constructs a base line item form.
|
||||
|
||||
:param args: The arguments.
|
||||
:param kwargs: The keyword arguments.
|
||||
"""
|
||||
super().__init__(*args, **kwargs)
|
||||
from .journal_entry import JournalEntryForm
|
||||
self.journal_entry_form: JournalEntryForm | None = None
|
||||
"""The source journal entry form."""
|
||||
|
||||
@property
|
||||
def account_text(self) -> str:
|
||||
"""Returns the text representation of the account.
|
||||
|
||||
:return: The text representation of the account.
|
||||
"""
|
||||
if self.account_code.data is None:
|
||||
return ""
|
||||
account: Account | None = Account.find_by_code(self.account_code.data)
|
||||
if account is None:
|
||||
return ""
|
||||
return str(account)
|
||||
|
||||
@property
|
||||
def __original_line_item(self) -> JournalEntryLineItem | None:
|
||||
"""Returns the original line item.
|
||||
|
||||
:return: The original line item.
|
||||
"""
|
||||
if not hasattr(self, "____original_line_item"):
|
||||
def get_line_item() -> JournalEntryLineItem | None:
|
||||
if self.original_line_item_id.data is None:
|
||||
return None
|
||||
return db.session.get(JournalEntryLineItem,
|
||||
self.original_line_item_id.data)
|
||||
setattr(self, "____original_line_item", get_line_item())
|
||||
return getattr(self, "____original_line_item")
|
||||
|
||||
@property
|
||||
def original_line_item_date(self) -> date | None:
|
||||
"""Returns the text representation of the original line item.
|
||||
|
||||
:return: The text representation of the original line item.
|
||||
"""
|
||||
return None if self.__original_line_item is None \
|
||||
else self.__original_line_item.journal_entry.date
|
||||
|
||||
@property
|
||||
def original_line_item_text(self) -> str | None:
|
||||
"""Returns the text representation of the original line item.
|
||||
|
||||
:return: The text representation of the original line item.
|
||||
"""
|
||||
return None if self.__original_line_item is None \
|
||||
else str(self.__original_line_item)
|
||||
|
||||
@property
|
||||
def is_need_offset(self) -> bool:
|
||||
"""Returns whether the line item needs offset.
|
||||
|
||||
:return: True if the line item needs offset, or False otherwise.
|
||||
"""
|
||||
if self.account_code.data is None:
|
||||
return False
|
||||
if self.account_code.data[0] == "1":
|
||||
if isinstance(self, CreditLineItemForm):
|
||||
return False
|
||||
elif self.account_code.data[0] == "2":
|
||||
if isinstance(self, DebitLineItemForm):
|
||||
return False
|
||||
else:
|
||||
return False
|
||||
account: Account | None = Account.find_by_code(self.account_code.data)
|
||||
return account is not None and account.is_need_offset
|
||||
|
||||
@property
|
||||
def offsets(self) -> list[JournalEntryLineItem]:
|
||||
"""Returns the offsets.
|
||||
|
||||
:return: The offsets.
|
||||
"""
|
||||
if not hasattr(self, "__offsets"):
|
||||
def get_offsets() -> list[JournalEntryLineItem]:
|
||||
if not self.is_need_offset or self.eid.data is None:
|
||||
return []
|
||||
return JournalEntryLineItem.query\
|
||||
.filter(JournalEntryLineItem.original_line_item_id
|
||||
== self.eid.data)\
|
||||
.options(selectinload(JournalEntryLineItem.journal_entry),
|
||||
selectinload(JournalEntryLineItem.account),
|
||||
selectinload(JournalEntryLineItem.offsets)
|
||||
.selectinload(
|
||||
JournalEntryLineItem.journal_entry)).all()
|
||||
setattr(self, "__offsets", get_offsets())
|
||||
return getattr(self, "__offsets")
|
||||
|
||||
@property
|
||||
def offset_total(self) -> Decimal | None:
|
||||
"""Returns the total amount of the offsets.
|
||||
|
||||
:return: The total amount of the offsets.
|
||||
"""
|
||||
if not hasattr(self, "__offset_total"):
|
||||
def get_offset_total():
|
||||
if not self.is_need_offset or self.eid.data is None:
|
||||
return None
|
||||
is_debit: bool = isinstance(self, DebitLineItemForm)
|
||||
return sum([x.amount if x.is_debit != is_debit else -x.amount
|
||||
for x in self.offsets])
|
||||
setattr(self, "__offset_total", get_offset_total())
|
||||
return getattr(self, "__offset_total")
|
||||
|
||||
@property
|
||||
def net_balance(self) -> Decimal | None:
|
||||
"""Returns the net balance.
|
||||
|
||||
:return: The net balance.
|
||||
"""
|
||||
if not self.is_need_offset or self.eid.data is None \
|
||||
or self.amount.data is None:
|
||||
return None
|
||||
return self.amount.data - self.offset_total
|
||||
|
||||
@property
|
||||
def all_errors(self) -> list[str | LazyString]:
|
||||
"""Returns all the errors of the form.
|
||||
|
||||
:return: All the errors of the form.
|
||||
"""
|
||||
all_errors: list[str | LazyString] = []
|
||||
for key in self.errors:
|
||||
if key != "csrf_token":
|
||||
all_errors.extend(self.errors[key])
|
||||
return all_errors
|
||||
|
||||
|
||||
class DebitLineItemForm(LineItemForm):
|
||||
"""The form to create or edit a debit line item."""
|
||||
eid = IntegerField()
|
||||
"""The existing line item ID."""
|
||||
no = IntegerField()
|
||||
"""The order in the currency."""
|
||||
original_line_item_id = IntegerField(
|
||||
validators=[Optional(),
|
||||
OriginalLineItemExists(),
|
||||
OriginalLineItemOppositeDebitCredit(),
|
||||
OriginalLineItemNeedOffset(),
|
||||
OriginalLineItemNotOffset()])
|
||||
"""The ID of the original line item."""
|
||||
account_code = StringField(
|
||||
filters=[strip_text],
|
||||
validators=[ACCOUNT_REQUIRED,
|
||||
AccountExists(),
|
||||
IsDebitAccount(),
|
||||
SameAccountAsOriginalLineItem(),
|
||||
KeepAccountWhenHavingOffset(),
|
||||
NotStartPayableFromDebit()])
|
||||
"""The account code."""
|
||||
description = StringField(filters=[strip_text])
|
||||
"""The description."""
|
||||
amount = DecimalField(
|
||||
validators=[PositiveAmount(),
|
||||
NotExceedingOriginalLineItemNetBalance(),
|
||||
NotLessThanOffsetTotal()])
|
||||
"""The amount."""
|
||||
|
||||
def populate_obj(self, obj: JournalEntryLineItem) -> None:
|
||||
"""Populates the form data into a line item object.
|
||||
|
||||
:param obj: The line item object.
|
||||
:return: None.
|
||||
"""
|
||||
is_new: bool = obj.id is None
|
||||
if is_new:
|
||||
obj.id = new_id(JournalEntryLineItem)
|
||||
obj.original_line_item_id = self.original_line_item_id.data
|
||||
obj.account_id = Account.find_by_code(self.account_code.data).id
|
||||
obj.description = self.description.data
|
||||
obj.is_debit = True
|
||||
obj.amount = self.amount.data
|
||||
if is_new:
|
||||
current_user_pk: int = get_current_user_pk()
|
||||
obj.created_by_id = current_user_pk
|
||||
obj.updated_by_id = current_user_pk
|
||||
|
||||
|
||||
class CreditLineItemForm(LineItemForm):
|
||||
"""The form to create or edit a credit line item."""
|
||||
eid = IntegerField()
|
||||
"""The existing line item ID."""
|
||||
no = IntegerField()
|
||||
"""The order in the currency."""
|
||||
original_line_item_id = IntegerField(
|
||||
validators=[Optional(),
|
||||
OriginalLineItemExists(),
|
||||
OriginalLineItemOppositeDebitCredit(),
|
||||
OriginalLineItemNeedOffset(),
|
||||
OriginalLineItemNotOffset()])
|
||||
"""The ID of the original line item."""
|
||||
account_code = StringField(
|
||||
filters=[strip_text],
|
||||
validators=[ACCOUNT_REQUIRED,
|
||||
AccountExists(),
|
||||
IsCreditAccount(),
|
||||
SameAccountAsOriginalLineItem(),
|
||||
KeepAccountWhenHavingOffset(),
|
||||
NotStartReceivableFromCredit()])
|
||||
"""The account code."""
|
||||
description = StringField(filters=[strip_text])
|
||||
"""The description."""
|
||||
amount = DecimalField(
|
||||
validators=[PositiveAmount(),
|
||||
NotExceedingOriginalLineItemNetBalance(),
|
||||
NotLessThanOffsetTotal()])
|
||||
"""The amount."""
|
||||
|
||||
def populate_obj(self, obj: JournalEntryLineItem) -> None:
|
||||
"""Populates the form data into a line item object.
|
||||
|
||||
:param obj: The line item object.
|
||||
:return: None.
|
||||
"""
|
||||
is_new: bool = obj.id is None
|
||||
if is_new:
|
||||
obj.id = new_id(JournalEntryLineItem)
|
||||
obj.original_line_item_id = self.original_line_item_id.data
|
||||
obj.account_id = Account.find_by_code(self.account_code.data).id
|
||||
obj.description = self.description.data
|
||||
obj.is_debit = False
|
||||
obj.amount = self.amount.data
|
||||
if is_new:
|
||||
current_user_pk: int = get_current_user_pk()
|
||||
obj.created_by_id = current_user_pk
|
||||
obj.updated_by_id = current_user_pk
|
||||
95
src/accounting/journal_entry/forms/reorder.py
Normal file
95
src/accounting/journal_entry/forms/reorder.py
Normal file
@ -0,0 +1,95 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
|
||||
|
||||
# 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.
|
||||
"""The reorder forms for the journal entry management.
|
||||
|
||||
"""
|
||||
from datetime import date
|
||||
|
||||
import sqlalchemy as sa
|
||||
from flask import request
|
||||
|
||||
from accounting import db
|
||||
from accounting.models import JournalEntry
|
||||
|
||||
|
||||
def sort_journal_entries_in(journal_entry_date: date,
|
||||
exclude: int | None = None) -> None:
|
||||
"""Sorts the journal entries under a date after changing the date or
|
||||
deleting a journal entry.
|
||||
|
||||
:param journal_entry_date: The date of the journal entry.
|
||||
:param exclude: The journal entry ID to exclude.
|
||||
:return: None.
|
||||
"""
|
||||
conditions: list[sa.BinaryExpression] \
|
||||
= [JournalEntry.date == journal_entry_date]
|
||||
if exclude is not None:
|
||||
conditions.append(JournalEntry.id != exclude)
|
||||
journal_entries: list[JournalEntry] = JournalEntry.query\
|
||||
.filter(*conditions)\
|
||||
.order_by(JournalEntry.no).all()
|
||||
for i in range(len(journal_entries)):
|
||||
if journal_entries[i].no != i + 1:
|
||||
journal_entries[i].no = i + 1
|
||||
|
||||
|
||||
class JournalEntryReorderForm:
|
||||
"""The form to reorder the journal entries."""
|
||||
|
||||
def __init__(self, journal_entry_date: date):
|
||||
"""Constructs the form to reorder the journal entries in a day.
|
||||
|
||||
:param journal_entry_date: The date.
|
||||
"""
|
||||
self.date: date = journal_entry_date
|
||||
self.is_modified: bool = False
|
||||
|
||||
def save_order(self) -> None:
|
||||
"""Saves the order of the account.
|
||||
|
||||
:return:
|
||||
"""
|
||||
journal_entries: list[JournalEntry] = JournalEntry.query\
|
||||
.filter(JournalEntry.date == self.date).all()
|
||||
|
||||
# Collects the specified order.
|
||||
orders: dict[JournalEntry, int] = {}
|
||||
for journal_entry in journal_entries:
|
||||
if f"{journal_entry.id}-no" in request.form:
|
||||
try:
|
||||
orders[journal_entry] \
|
||||
= int(request.form[f"{journal_entry.id}-no"])
|
||||
except ValueError:
|
||||
pass
|
||||
|
||||
# Missing and invalid orders are appended to the end.
|
||||
missing: list[JournalEntry] \
|
||||
= [x for x in journal_entries if x not in orders]
|
||||
if len(missing) > 0:
|
||||
next_no: int = 1 if len(orders) == 0 else max(orders.values()) + 1
|
||||
for journal_entry in missing:
|
||||
orders[journal_entry] = next_no
|
||||
|
||||
# Sort by the specified order first, and their original order.
|
||||
journal_entries.sort(key=lambda x: (orders[x], x.no))
|
||||
|
||||
# Update the orders.
|
||||
with db.session.no_autoflush:
|
||||
for i in range(len(journal_entries)):
|
||||
if journal_entries[i].no != i + 1:
|
||||
journal_entries[i].no = i + 1
|
||||
self.is_modified = True
|
||||
82
src/accounting/journal_entry/template_filters.py
Normal file
82
src/accounting/journal_entry/template_filters.py
Normal file
@ -0,0 +1,82 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/25
|
||||
|
||||
# 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.
|
||||
"""The template filters for the journal entry management.
|
||||
|
||||
"""
|
||||
from decimal import Decimal
|
||||
from html import escape
|
||||
from urllib.parse import ParseResult, urlparse, parse_qsl, urlencode, \
|
||||
urlunparse
|
||||
|
||||
from flask import request
|
||||
|
||||
|
||||
def with_type(uri: str) -> str:
|
||||
"""Adds the journal entry type to the URI, if it is specified.
|
||||
|
||||
:param uri: The URI.
|
||||
:return: The result URL, optionally with the journal entry type added.
|
||||
"""
|
||||
if "as" not in request.args:
|
||||
return uri
|
||||
uri_p: ParseResult = urlparse(uri)
|
||||
params: list[tuple[str, str]] = parse_qsl(uri_p.query)
|
||||
params = [x for x in params if x[0] != "as"]
|
||||
params.append(("as", request.args["as"]))
|
||||
parts: list[str] = list(uri_p)
|
||||
parts[4] = urlencode(params)
|
||||
return urlunparse(parts)
|
||||
|
||||
|
||||
def to_transfer(uri: str) -> str:
|
||||
"""Adds the transfer journal entry type to the URI.
|
||||
|
||||
:param uri: The URI.
|
||||
:return: The result URL, with the transfer journal entry type added.
|
||||
"""
|
||||
uri_p: ParseResult = urlparse(uri)
|
||||
params: list[tuple[str, str]] = parse_qsl(uri_p.query)
|
||||
params = [x for x in params if x[0] != "as"]
|
||||
params.append(("as", "transfer"))
|
||||
parts: list[str] = list(uri_p)
|
||||
parts[4] = urlencode(params)
|
||||
return urlunparse(parts)
|
||||
|
||||
|
||||
def format_amount_input(value: Decimal | None) -> str:
|
||||
"""Format an amount for an input value.
|
||||
|
||||
:param value: The amount.
|
||||
:return: The formatted amount text for an input value.
|
||||
"""
|
||||
if value is None:
|
||||
return ""
|
||||
whole: int = int(value)
|
||||
frac: Decimal = (value - whole).normalize()
|
||||
return str(whole) + str(frac)[1:]
|
||||
|
||||
|
||||
def text2html(value: str) -> str:
|
||||
"""Converts plain text into HTML.
|
||||
|
||||
:param value: The plain text.
|
||||
:return: The HTML.
|
||||
"""
|
||||
s: str = escape(value)
|
||||
s = s.replace("\n", "<br>")
|
||||
s = s.replace(" ", " ")
|
||||
return s
|
||||
19
src/accounting/journal_entry/utils/__init__.py
Normal file
19
src/accounting/journal_entry/utils/__init__.py
Normal file
@ -0,0 +1,19 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
|
||||
|
||||
# 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.
|
||||
"""The utilities for the journal entry management.
|
||||
|
||||
"""
|
||||
49
src/accounting/journal_entry/utils/account_option.py
Normal file
49
src/accounting/journal_entry/utils/account_option.py
Normal file
@ -0,0 +1,49 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
|
||||
|
||||
# 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.
|
||||
"""The account option for the journal entry management.
|
||||
|
||||
"""
|
||||
from accounting.models import Account
|
||||
|
||||
|
||||
class AccountOption:
|
||||
"""An account option."""
|
||||
|
||||
def __init__(self, account: Account):
|
||||
"""Constructs an account option.
|
||||
|
||||
:param account: The account.
|
||||
"""
|
||||
self.id: str = account.id
|
||||
"""The account ID."""
|
||||
self.code: str = account.code
|
||||
"""The account code."""
|
||||
self.query_values: list[str] = account.query_values
|
||||
"""The values to be queried."""
|
||||
self.__str: str = str(account)
|
||||
"""The string representation of the account option."""
|
||||
self.is_in_use: bool = False
|
||||
"""True if this account is in use, or False otherwise."""
|
||||
self.is_need_offset: bool = account.is_need_offset
|
||||
"""True if this account needs offset, or False otherwise."""
|
||||
|
||||
def __str__(self) -> str:
|
||||
"""Returns the string representation of the account option.
|
||||
|
||||
:return: The string representation of the account option.
|
||||
"""
|
||||
return self.__str
|
||||
261
src/accounting/journal_entry/utils/description_editor.py
Normal file
261
src/accounting/journal_entry/utils/description_editor.py
Normal file
@ -0,0 +1,261 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/27
|
||||
|
||||
# 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.
|
||||
"""The description editor.
|
||||
|
||||
"""
|
||||
import typing as t
|
||||
|
||||
import sqlalchemy as sa
|
||||
|
||||
from accounting import db
|
||||
from accounting.models import Account, JournalEntryLineItem
|
||||
|
||||
|
||||
class DescriptionAccount:
|
||||
"""An account for a description tag."""
|
||||
|
||||
def __init__(self, account: Account, freq: int):
|
||||
"""Constructs an account for a description tag.
|
||||
|
||||
:param account: The account.
|
||||
:param freq: The frequency of the tag with the account.
|
||||
"""
|
||||
self.account: Account = account
|
||||
"""The account."""
|
||||
self.id: int = account.id
|
||||
"""The account ID."""
|
||||
self.code: str = account.code
|
||||
"""The account code."""
|
||||
self.freq: int = freq
|
||||
"""The frequency of the tag with the account."""
|
||||
|
||||
def __str__(self) -> str:
|
||||
"""Returns the string representation of the account.
|
||||
|
||||
:return: The string representation of the account.
|
||||
"""
|
||||
return str(self.account)
|
||||
|
||||
def add_freq(self, freq: int) -> None:
|
||||
"""Adds the frequency of an account.
|
||||
|
||||
:param freq: The frequency of the tag name with the account.
|
||||
:return: None.
|
||||
"""
|
||||
self.freq = self.freq + freq
|
||||
|
||||
|
||||
class DescriptionTag:
|
||||
"""A description tag."""
|
||||
|
||||
def __init__(self, name: str):
|
||||
"""Constructs a description tag.
|
||||
|
||||
:param name: The tag name.
|
||||
"""
|
||||
self.name: str = name
|
||||
"""The tag name."""
|
||||
self.__account_dict: dict[int, DescriptionAccount] = {}
|
||||
"""The accounts that come with the tag, in the order of their
|
||||
frequency."""
|
||||
self.freq: int = 0
|
||||
"""The frequency of the tag."""
|
||||
|
||||
def __str__(self) -> str:
|
||||
"""Returns the string representation of the tag.
|
||||
|
||||
:return: The string representation of the tag.
|
||||
"""
|
||||
return self.name
|
||||
|
||||
def add_account(self, account: Account, freq: int):
|
||||
"""Adds an account.
|
||||
|
||||
:param account: The associated account.
|
||||
:param freq: The frequency of the tag name with the account.
|
||||
:return: None.
|
||||
"""
|
||||
self.__account_dict[account.id] = DescriptionAccount(account, freq)
|
||||
self.freq = self.freq + freq
|
||||
|
||||
@property
|
||||
def accounts(self) -> list[DescriptionAccount]:
|
||||
"""Returns the accounts by the order of their frequencies.
|
||||
|
||||
:return: The accounts by the order of their frequencies.
|
||||
"""
|
||||
return sorted(self.__account_dict.values(), key=lambda x: -x.freq)
|
||||
|
||||
@property
|
||||
def account_codes(self) -> list[str]:
|
||||
"""Returns the account codes by the order of their frequencies.
|
||||
|
||||
:return: The account codes by the order of their frequencies.
|
||||
"""
|
||||
return [x.code for x in self.accounts]
|
||||
|
||||
|
||||
class DescriptionType:
|
||||
"""A description type"""
|
||||
|
||||
def __init__(self, type_id: t.Literal["general", "travel", "bus"]):
|
||||
"""Constructs a description type.
|
||||
|
||||
:param type_id: The type ID, either "general", "travel", or "bus".
|
||||
"""
|
||||
self.id: t.Literal["general", "travel", "bus"] = type_id
|
||||
"""The type ID."""
|
||||
self.__tag_dict: dict[str, DescriptionTag] = {}
|
||||
"""A dictionary from the tag name to their corresponding tag."""
|
||||
|
||||
def add_tag(self, name: str, account: Account, freq: int) -> None:
|
||||
"""Adds a tag.
|
||||
|
||||
:param name: The tag name.
|
||||
:param account: The associated account.
|
||||
:param freq: The frequency of the tag name with the account.
|
||||
:return: None.
|
||||
"""
|
||||
if name not in self.__tag_dict:
|
||||
self.__tag_dict[name] = DescriptionTag(name)
|
||||
self.__tag_dict[name].add_account(account, freq)
|
||||
|
||||
@property
|
||||
def tags(self) -> list[DescriptionTag]:
|
||||
"""Returns the tags by the order of their frequencies.
|
||||
|
||||
:return: The tags by the order of their frequencies.
|
||||
"""
|
||||
return sorted(self.__tag_dict.values(), key=lambda x: -x.freq)
|
||||
|
||||
|
||||
class DescriptionDebitCredit:
|
||||
"""The description on debit or credit."""
|
||||
|
||||
def __init__(self, debit_credit: t.Literal["debit", "credit"]):
|
||||
"""Constructs the description on debit or credit.
|
||||
|
||||
:param debit_credit: Either "debit" or "credit".
|
||||
"""
|
||||
self.debit_credit: t.Literal["debit", "credit"] = debit_credit
|
||||
"""Either debit or credit."""
|
||||
self.general: DescriptionType = DescriptionType("general")
|
||||
"""The general tags."""
|
||||
self.travel: DescriptionType = DescriptionType("travel")
|
||||
"""The travel tags."""
|
||||
self.bus: DescriptionType = DescriptionType("bus")
|
||||
"""The bus tags."""
|
||||
self.__type_dict: dict[t.Literal["general", "travel", "bus"],
|
||||
DescriptionType] \
|
||||
= {x.id: x for x in {self.general, self.travel, self.bus}}
|
||||
"""A dictionary from the type ID to the corresponding tags."""
|
||||
|
||||
def add_tag(self, tag_type: t.Literal["general", "travel", "bus"],
|
||||
name: str, account: Account, freq: int) -> None:
|
||||
"""Adds a tag.
|
||||
|
||||
:param tag_type: The tag type, either "general", "travel", or "bus".
|
||||
:param name: The name.
|
||||
:param account: The associated account.
|
||||
:param freq: The frequency of the tag name with the account.
|
||||
:return: None.
|
||||
"""
|
||||
self.__type_dict[tag_type].add_tag(name, account, freq)
|
||||
|
||||
@property
|
||||
def accounts(self) -> list[DescriptionAccount]:
|
||||
"""Returns the suggested accounts of all tags in the description editor
|
||||
in debit or credit, in their frequency order.
|
||||
|
||||
:return: The suggested accounts of all tags, in their frequency order.
|
||||
"""
|
||||
accounts: dict[int, DescriptionAccount] = {}
|
||||
freq: dict[int, int] = {}
|
||||
for tag_type in self.__type_dict.values():
|
||||
for tag in tag_type.tags:
|
||||
for account in tag.accounts:
|
||||
accounts[account.id] = account
|
||||
if account.id not in freq:
|
||||
freq[account.id] = 0
|
||||
freq[account.id] \
|
||||
= freq[account.id] + account.freq
|
||||
return [accounts[y] for y in sorted(freq.keys(),
|
||||
key=lambda x: -freq[x])]
|
||||
|
||||
|
||||
class DescriptionEditor:
|
||||
"""The description editor."""
|
||||
|
||||
def __init__(self):
|
||||
"""Constructs the description editor."""
|
||||
self.debit: DescriptionDebitCredit = DescriptionDebitCredit("debit")
|
||||
"""The debit tags."""
|
||||
self.credit: DescriptionDebitCredit = DescriptionDebitCredit("credit")
|
||||
"""The credit tags."""
|
||||
debit_credit: sa.Label = sa.case(
|
||||
(JournalEntryLineItem.is_debit, "debit"),
|
||||
else_="credit").label("debit_credit")
|
||||
tag_type: sa.Label = sa.case(
|
||||
(JournalEntryLineItem.description.like("_%—_%—_%→_%"), "bus"),
|
||||
(sa.or_(JournalEntryLineItem.description.like("_%—_%→_%"),
|
||||
JournalEntryLineItem.description.like("_%—_%↔_%")),
|
||||
"travel"),
|
||||
else_="general").label("tag_type")
|
||||
tag: sa.Label = get_prefix(JournalEntryLineItem.description, "—")\
|
||||
.label("tag")
|
||||
select: sa.Select = sa.Select(debit_credit, tag_type, tag,
|
||||
JournalEntryLineItem.account_id,
|
||||
sa.func.count().label("freq"))\
|
||||
.filter(JournalEntryLineItem.description.is_not(None),
|
||||
JournalEntryLineItem.description.like("_%—_%"),
|
||||
JournalEntryLineItem.original_line_item_id.is_(None))\
|
||||
.group_by(debit_credit, tag_type, tag,
|
||||
JournalEntryLineItem.account_id)
|
||||
result: list[sa.Row] = db.session.execute(select).all()
|
||||
accounts: dict[int, Account] \
|
||||
= {x.id: x for x in Account.query
|
||||
.filter(Account.id.in_({x.account_id for x in result})).all()}
|
||||
debit_credit_dict: dict[t.Literal["debit", "credit"],
|
||||
DescriptionDebitCredit] \
|
||||
= {x.debit_credit: x for x in {self.debit, self.credit}}
|
||||
for row in result:
|
||||
debit_credit_dict[row.debit_credit].add_tag(
|
||||
row.tag_type, row.tag, accounts[row.account_id], row.freq)
|
||||
|
||||
|
||||
def get_prefix(string: str | sa.Column, separator: str | sa.Column) \
|
||||
-> sa.Function:
|
||||
"""Returns the SQL function to find the prefix of a string.
|
||||
|
||||
:param string: The string.
|
||||
:param separator: The separator.
|
||||
:return: The position of the substring, starting from 1.
|
||||
"""
|
||||
return sa.func.substr(string, 0, get_position(string, separator))
|
||||
|
||||
|
||||
def get_position(string: str | sa.Column, substring: str | sa.Column) \
|
||||
-> sa.Function:
|
||||
"""Returns the SQL function to find the position of a substring.
|
||||
|
||||
:param string: The string.
|
||||
:param substring: The substring.
|
||||
:return: The position of the substring, starting from 1.
|
||||
"""
|
||||
if db.engine.name == "postgresql":
|
||||
return sa.func.strpos(string, substring)
|
||||
return sa.func.instr(string, substring)
|
||||
39
src/accounting/journal_entry/utils/offset_alias.py
Normal file
39
src/accounting/journal_entry/utils/offset_alias.py
Normal file
@ -0,0 +1,39 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/15
|
||||
|
||||
# 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.
|
||||
"""The SQLAlchemy alias for the offset items.
|
||||
|
||||
"""
|
||||
import typing as t
|
||||
|
||||
import sqlalchemy as sa
|
||||
|
||||
from accounting.models import JournalEntryLineItem
|
||||
|
||||
|
||||
def offset_alias() -> sa.Alias:
|
||||
"""Returns the SQLAlchemy alias for the offset items.
|
||||
|
||||
:return: The SQLAlchemy alias for the offset items.
|
||||
"""
|
||||
|
||||
def as_from(model_cls: t.Any) -> sa.FromClause:
|
||||
return model_cls
|
||||
|
||||
def as_alias(alias: t.Any) -> sa.Alias:
|
||||
return alias
|
||||
|
||||
return as_alias(sa.alias(as_from(JournalEntryLineItem), name="offset"))
|
||||
336
src/accounting/journal_entry/utils/operators.py
Normal file
336
src/accounting/journal_entry/utils/operators.py
Normal file
@ -0,0 +1,336 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/19
|
||||
|
||||
# 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.
|
||||
"""The operators for different journal entry types.
|
||||
|
||||
"""
|
||||
import typing as t
|
||||
from abc import ABC, abstractmethod
|
||||
|
||||
from flask import render_template, request, abort
|
||||
from flask_wtf import FlaskForm
|
||||
|
||||
from accounting.models import JournalEntry
|
||||
from accounting.template_globals import default_currency_code
|
||||
from accounting.utils.journal_entry_types import JournalEntryType
|
||||
from accounting.journal_entry.forms import JournalEntryForm, \
|
||||
CashReceiptJournalEntryForm, CashDisbursementJournalEntryForm, \
|
||||
TransferJournalEntryForm
|
||||
from accounting.journal_entry.forms.line_item import LineItemForm
|
||||
|
||||
|
||||
class JournalEntryOperator(ABC):
|
||||
"""The base journal entry operator."""
|
||||
CHECK_ORDER: int = -1
|
||||
"""The order when checking the journal entry operator."""
|
||||
|
||||
@property
|
||||
@abstractmethod
|
||||
def form(self) -> t.Type[JournalEntryForm]:
|
||||
"""Returns the form class.
|
||||
|
||||
:return: The form class.
|
||||
"""
|
||||
|
||||
@abstractmethod
|
||||
def render_create_template(self, form: FlaskForm) -> str:
|
||||
"""Renders the template for the form to create a journal entry.
|
||||
|
||||
:param form: The journal entry form.
|
||||
:return: the form to create a journal entry.
|
||||
"""
|
||||
|
||||
@abstractmethod
|
||||
def render_detail_template(self, journal_entry: JournalEntry) -> str:
|
||||
"""Renders the template for the detail page.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: the detail page.
|
||||
"""
|
||||
|
||||
@abstractmethod
|
||||
def render_edit_template(self, journal_entry: JournalEntry,
|
||||
form: FlaskForm) -> str:
|
||||
"""Renders the template for the form to edit a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:param form: The form.
|
||||
:return: the form to edit a journal entry.
|
||||
"""
|
||||
|
||||
@abstractmethod
|
||||
def is_my_type(self, journal_entry: JournalEntry) -> bool:
|
||||
"""Checks and returns whether the journal entry belongs to the type.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: True if the journal entry belongs to the type, or False
|
||||
otherwise.
|
||||
"""
|
||||
|
||||
@property
|
||||
def _line_item_template(self) -> str:
|
||||
"""Renders and returns the template for the line item sub-form.
|
||||
|
||||
:return: The template for the line item sub-form.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/include/form-line-item.html",
|
||||
currency_index="CURRENCY_INDEX",
|
||||
debit_credit="DEBIT_CREDIT",
|
||||
line_item_index="LINE_ITEM_INDEX",
|
||||
form=LineItemForm())
|
||||
|
||||
|
||||
class CashReceiptJournalEntry(JournalEntryOperator):
|
||||
"""A cash receipt journal entry."""
|
||||
CHECK_ORDER: int = 2
|
||||
"""The order when checking the journal entry operator."""
|
||||
|
||||
@property
|
||||
def form(self) -> t.Type[JournalEntryForm]:
|
||||
"""Returns the form class.
|
||||
|
||||
:return: The form class.
|
||||
"""
|
||||
return CashReceiptJournalEntryForm
|
||||
|
||||
def render_create_template(self, form: CashReceiptJournalEntryForm) -> str:
|
||||
"""Renders the template for the form to create a journal entry.
|
||||
|
||||
:param form: The journal entry form.
|
||||
:return: the form to create a journal entry.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/receipt/create.html",
|
||||
form=form,
|
||||
journal_entry_type=JournalEntryType.CASH_RECEIPT,
|
||||
currency_template=self.__currency_template,
|
||||
line_item_template=self._line_item_template)
|
||||
|
||||
def render_detail_template(self, journal_entry: JournalEntry) -> str:
|
||||
"""Renders the template for the detail page.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: the detail page.
|
||||
"""
|
||||
return render_template("accounting/journal-entry/receipt/detail.html",
|
||||
obj=journal_entry)
|
||||
|
||||
def render_edit_template(self, journal_entry: JournalEntry,
|
||||
form: CashReceiptJournalEntryForm) -> str:
|
||||
"""Renders the template for the form to edit a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:param form: The form.
|
||||
:return: the form to edit a journal entry.
|
||||
"""
|
||||
return render_template("accounting/journal-entry/receipt/edit.html",
|
||||
journal_entry=journal_entry, form=form,
|
||||
currency_template=self.__currency_template,
|
||||
line_item_template=self._line_item_template)
|
||||
|
||||
def is_my_type(self, journal_entry: JournalEntry) -> bool:
|
||||
"""Checks and returns whether the journal entry belongs to the type.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: True if the journal entry belongs to the type, or False
|
||||
otherwise.
|
||||
"""
|
||||
return journal_entry.is_cash_receipt
|
||||
|
||||
@property
|
||||
def __currency_template(self) -> str:
|
||||
"""Renders and returns the template for the currency sub-form.
|
||||
|
||||
:return: The template for the currency sub-form.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/receipt/include/form-currency.html",
|
||||
currency_index="CURRENCY_INDEX",
|
||||
currency_code_data=default_currency_code(),
|
||||
credit_total="-")
|
||||
|
||||
|
||||
class CashDisbursementJournalEntry(JournalEntryOperator):
|
||||
"""A cash disbursement journal entry."""
|
||||
CHECK_ORDER: int = 1
|
||||
"""The order when checking the journal entry operator."""
|
||||
|
||||
@property
|
||||
def form(self) -> t.Type[JournalEntryForm]:
|
||||
"""Returns the form class.
|
||||
|
||||
:return: The form class.
|
||||
"""
|
||||
return CashDisbursementJournalEntryForm
|
||||
|
||||
def render_create_template(self, form: CashDisbursementJournalEntryForm) \
|
||||
-> str:
|
||||
"""Renders the template for the form to create a journal entry.
|
||||
|
||||
:param form: The journal entry form.
|
||||
:return: the form to create a journal entry.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/disbursement/create.html",
|
||||
form=form,
|
||||
journal_entry_type=JournalEntryType.CASH_DISBURSEMENT,
|
||||
currency_template=self.__currency_template,
|
||||
line_item_template=self._line_item_template)
|
||||
|
||||
def render_detail_template(self, journal_entry: JournalEntry) -> str:
|
||||
"""Renders the template for the detail page.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: the detail page.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/disbursement/detail.html",
|
||||
obj=journal_entry)
|
||||
|
||||
def render_edit_template(self, journal_entry: JournalEntry,
|
||||
form: CashDisbursementJournalEntryForm) -> str:
|
||||
"""Renders the template for the form to edit a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:param form: The form.
|
||||
:return: the form to edit a journal entry.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/disbursement/edit.html",
|
||||
journal_entry=journal_entry, form=form,
|
||||
currency_template=self.__currency_template,
|
||||
line_item_template=self._line_item_template)
|
||||
|
||||
def is_my_type(self, journal_entry: JournalEntry) -> bool:
|
||||
"""Checks and returns whether the journal entry belongs to the type.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: True if the journal entry belongs to the type, or False
|
||||
otherwise.
|
||||
"""
|
||||
return journal_entry.is_cash_disbursement
|
||||
|
||||
@property
|
||||
def __currency_template(self) -> str:
|
||||
"""Renders and returns the template for the currency sub-form.
|
||||
|
||||
:return: The template for the currency sub-form.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/disbursement/include/form-currency.html",
|
||||
currency_index="CURRENCY_INDEX",
|
||||
currency_code_data=default_currency_code(),
|
||||
debit_total="-")
|
||||
|
||||
|
||||
class TransferJournalEntry(JournalEntryOperator):
|
||||
"""A transfer journal entry."""
|
||||
CHECK_ORDER: int = 3
|
||||
"""The order when checking the journal entry operator."""
|
||||
|
||||
@property
|
||||
def form(self) -> t.Type[JournalEntryForm]:
|
||||
"""Returns the form class.
|
||||
|
||||
:return: The form class.
|
||||
"""
|
||||
return TransferJournalEntryForm
|
||||
|
||||
def render_create_template(self, form: TransferJournalEntryForm) -> str:
|
||||
"""Renders the template for the form to create a journal entry.
|
||||
|
||||
:param form: The journal entry form.
|
||||
:return: the form to create a journal entry.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/transfer/create.html",
|
||||
form=form,
|
||||
journal_entry_type=JournalEntryType.TRANSFER,
|
||||
currency_template=self.__currency_template,
|
||||
line_item_template=self._line_item_template)
|
||||
|
||||
def render_detail_template(self, journal_entry: JournalEntry) -> str:
|
||||
"""Renders the template for the detail page.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: the detail page.
|
||||
"""
|
||||
return render_template("accounting/journal-entry/transfer/detail.html",
|
||||
obj=journal_entry)
|
||||
|
||||
def render_edit_template(self, journal_entry: JournalEntry,
|
||||
form: TransferJournalEntryForm) -> str:
|
||||
"""Renders the template for the form to edit a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:param form: The form.
|
||||
:return: the form to edit a journal entry.
|
||||
"""
|
||||
return render_template("accounting/journal-entry/transfer/edit.html",
|
||||
journal_entry=journal_entry, form=form,
|
||||
currency_template=self.__currency_template,
|
||||
line_item_template=self._line_item_template)
|
||||
|
||||
def is_my_type(self, journal_entry: JournalEntry) -> bool:
|
||||
"""Checks and returns whether the journal entry belongs to the type.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: True if the journal entry belongs to the type, or False
|
||||
otherwise.
|
||||
"""
|
||||
return True
|
||||
|
||||
@property
|
||||
def __currency_template(self) -> str:
|
||||
"""Renders and returns the template for the currency sub-form.
|
||||
|
||||
:return: The template for the currency sub-form.
|
||||
"""
|
||||
return render_template(
|
||||
"accounting/journal-entry/transfer/include/form-currency.html",
|
||||
currency_index="CURRENCY_INDEX",
|
||||
currency_code_data=default_currency_code(),
|
||||
debit_total="-", credit_total="-")
|
||||
|
||||
|
||||
JOURNAL_ENTRY_TYPE_TO_OP: dict[JournalEntryType, JournalEntryOperator] \
|
||||
= {JournalEntryType.CASH_RECEIPT: CashReceiptJournalEntry(),
|
||||
JournalEntryType.CASH_DISBURSEMENT: CashDisbursementJournalEntry(),
|
||||
JournalEntryType.TRANSFER: TransferJournalEntry()}
|
||||
"""The map from the journal entry types to their operators."""
|
||||
|
||||
|
||||
def get_journal_entry_op(journal_entry: JournalEntry,
|
||||
is_check_as: bool = False) -> JournalEntryOperator:
|
||||
"""Returns the journal entry operator that may be specified in the "as"
|
||||
query parameter. If it is not specified, check the journal entry type from
|
||||
the journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:param is_check_as: True to check the "as" parameter, or False otherwise.
|
||||
:return: None.
|
||||
"""
|
||||
if is_check_as and "as" in request.args:
|
||||
type_dict: dict[str, JournalEntryType] \
|
||||
= {x.value: x for x in JournalEntryType}
|
||||
if request.args["as"] not in type_dict:
|
||||
abort(404)
|
||||
return JOURNAL_ENTRY_TYPE_TO_OP[type_dict[request.args["as"]]]
|
||||
for journal_entry_type in sorted(JOURNAL_ENTRY_TYPE_TO_OP.values(),
|
||||
key=lambda x: x.CHECK_ORDER):
|
||||
if journal_entry_type.is_my_type(journal_entry):
|
||||
return journal_entry_type
|
||||
84
src/accounting/journal_entry/utils/original_line_items.py
Normal file
84
src/accounting/journal_entry/utils/original_line_items.py
Normal file
@ -0,0 +1,84 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/3/10
|
||||
|
||||
# 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.
|
||||
"""The selectable original line items.
|
||||
|
||||
"""
|
||||
from decimal import Decimal
|
||||
|
||||
import sqlalchemy as sa
|
||||
from sqlalchemy.orm import selectinload
|
||||
|
||||
from accounting import db
|
||||
from accounting.models import Account, JournalEntry, JournalEntryLineItem
|
||||
from accounting.utils.cast import be
|
||||
from .offset_alias import offset_alias
|
||||
|
||||
|
||||
def get_selectable_original_line_items(
|
||||
line_item_id_on_form: set[int], is_payable: bool,
|
||||
is_receivable: bool) -> list[JournalEntryLineItem]:
|
||||
"""Queries and returns the selectable original line items, with their net
|
||||
balances. The offset amounts of the form is excluded.
|
||||
|
||||
:param line_item_id_on_form: The ID of the line items on the form.
|
||||
:param is_payable: True to check the payable original line items, or False
|
||||
otherwise.
|
||||
:param is_receivable: True to check the receivable original line items, or
|
||||
False otherwise.
|
||||
:return: The selectable original line items, with their net balances.
|
||||
"""
|
||||
assert is_payable or is_receivable
|
||||
offset: sa.Alias = offset_alias()
|
||||
net_balance: sa.Label = (JournalEntryLineItem.amount + sa.func.sum(sa.case(
|
||||
(offset.c.id.in_(line_item_id_on_form), 0),
|
||||
(be(offset.c.is_debit == JournalEntryLineItem.is_debit),
|
||||
offset.c.amount),
|
||||
else_=-offset.c.amount))).label("net_balance")
|
||||
conditions: list[sa.BinaryExpression] = [Account.is_need_offset]
|
||||
sub_conditions: list[sa.BinaryExpression] = []
|
||||
if is_payable:
|
||||
sub_conditions.append(sa.and_(Account.base_code.startswith("2"),
|
||||
sa.not_(JournalEntryLineItem.is_debit)))
|
||||
if is_receivable:
|
||||
sub_conditions.append(sa.and_(Account.base_code.startswith("1"),
|
||||
JournalEntryLineItem.is_debit))
|
||||
conditions.append(sa.or_(*sub_conditions))
|
||||
select_net_balances: sa.Select \
|
||||
= sa.select(JournalEntryLineItem.id, net_balance)\
|
||||
.join(Account)\
|
||||
.join(offset, be(JournalEntryLineItem.id
|
||||
== offset.c.original_line_item_id),
|
||||
isouter=True)\
|
||||
.filter(*conditions)\
|
||||
.group_by(JournalEntryLineItem.id)\
|
||||
.having(sa.or_(sa.func.count(offset.c.id) == 0, net_balance != 0))
|
||||
net_balances: dict[int, Decimal] \
|
||||
= {x.id: x.net_balance
|
||||
for x in db.session.execute(select_net_balances).all()}
|
||||
line_items: list[JournalEntryLineItem] = JournalEntryLineItem.query\
|
||||
.filter(JournalEntryLineItem.id.in_({x for x in net_balances}))\
|
||||
.join(JournalEntry)\
|
||||
.order_by(JournalEntry.date, JournalEntryLineItem.is_debit,
|
||||
JournalEntryLineItem.no)\
|
||||
.options(selectinload(JournalEntryLineItem.currency),
|
||||
selectinload(JournalEntryLineItem.account),
|
||||
selectinload(JournalEntryLineItem.journal_entry)).all()
|
||||
for line_item in line_items:
|
||||
line_item.net_balance = line_item.amount \
|
||||
if net_balances[line_item.id] is None \
|
||||
else net_balances[line_item.id]
|
||||
return line_items
|
||||
235
src/accounting/journal_entry/views.py
Normal file
235
src/accounting/journal_entry/views.py
Normal file
@ -0,0 +1,235 @@
|
||||
# The Mia! Accounting Flask Project.
|
||||
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/18
|
||||
|
||||
# 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.
|
||||
"""The views for the journal entry management.
|
||||
|
||||
"""
|
||||
from datetime import date
|
||||
from urllib.parse import parse_qsl, urlencode
|
||||
|
||||
import sqlalchemy as sa
|
||||
from flask import Blueprint, render_template, session, redirect, request, \
|
||||
flash, url_for
|
||||
from werkzeug.datastructures import ImmutableMultiDict
|
||||
|
||||
from accounting import db
|
||||
from accounting.locale import lazy_gettext
|
||||
from accounting.models import JournalEntry
|
||||
from accounting.utils.cast import s
|
||||
from accounting.utils.flash_errors import flash_form_errors
|
||||
from accounting.utils.next_uri import inherit_next, or_next
|
||||
from accounting.utils.permission import has_permission, can_view, can_edit
|
||||
from accounting.utils.journal_entry_types import JournalEntryType
|
||||
from accounting.utils.user import get_current_user_pk
|
||||
from .forms import sort_journal_entries_in, JournalEntryReorderForm
|
||||
from .template_filters import with_type, to_transfer, format_amount_input, \
|
||||
text2html
|
||||
from .utils.operators import JournalEntryOperator, JOURNAL_ENTRY_TYPE_TO_OP, \
|
||||
get_journal_entry_op
|
||||
|
||||
bp: Blueprint = Blueprint("journal-entry", __name__)
|
||||
"""The view blueprint for the journal entry management."""
|
||||
bp.add_app_template_filter(with_type, "accounting_journal_entry_with_type")
|
||||
bp.add_app_template_filter(to_transfer, "accounting_journal_entry_to_transfer")
|
||||
bp.add_app_template_filter(format_amount_input,
|
||||
"accounting_journal_entry_format_amount_input")
|
||||
bp.add_app_template_filter(text2html, "accounting_journal_entry_text2html")
|
||||
|
||||
|
||||
@bp.get("/create/<journalEntryType:journal_entry_type>", endpoint="create")
|
||||
@has_permission(can_edit)
|
||||
def show_add_journal_entry_form(journal_entry_type: JournalEntryType) -> str:
|
||||
"""Shows the form to add a journal entry.
|
||||
|
||||
:param journal_entry_type: The journal entry type.
|
||||
:return: The form to add a journal entry.
|
||||
"""
|
||||
journal_entry_op: JournalEntryOperator \
|
||||
= JOURNAL_ENTRY_TYPE_TO_OP[journal_entry_type]
|
||||
form: journal_entry_op.form
|
||||
if "form" in session:
|
||||
form = journal_entry_op.form(
|
||||
ImmutableMultiDict(parse_qsl(session["form"])))
|
||||
del session["form"]
|
||||
form.validate()
|
||||
else:
|
||||
form = journal_entry_op.form()
|
||||
form.date.data = date.today()
|
||||
return journal_entry_op.render_create_template(form)
|
||||
|
||||
|
||||
@bp.post("/store/<journalEntryType:journal_entry_type>", endpoint="store")
|
||||
@has_permission(can_edit)
|
||||
def add_journal_entry(journal_entry_type: JournalEntryType) -> redirect:
|
||||
"""Adds a journal entry.
|
||||
|
||||
:param journal_entry_type: The journal entry type.
|
||||
:return: The redirection to the journal entry detail on success, or the
|
||||
journal entry creation form on error.
|
||||
"""
|
||||
journal_entry_op: JournalEntryOperator \
|
||||
= JOURNAL_ENTRY_TYPE_TO_OP[journal_entry_type]
|
||||
form: journal_entry_op.form = journal_entry_op.form(request.form)
|
||||
if not form.validate():
|
||||
flash_form_errors(form)
|
||||
session["form"] = urlencode(list(request.form.items()))
|
||||
return redirect(inherit_next(with_type(
|
||||
url_for("accounting.journal-entry.create",
|
||||
journal_entry_type=journal_entry_type))))
|
||||
journal_entry: JournalEntry = JournalEntry()
|
||||
form.populate_obj(journal_entry)
|
||||
db.session.add(journal_entry)
|
||||
db.session.commit()
|
||||
flash(s(lazy_gettext("The journal entry is added successfully")),
|
||||
"success")
|
||||
return redirect(inherit_next(__get_detail_uri(journal_entry)))
|
||||
|
||||
|
||||
@bp.get("/<journalEntry:journal_entry>", endpoint="detail")
|
||||
@has_permission(can_view)
|
||||
def show_journal_entry_detail(journal_entry: JournalEntry) -> str:
|
||||
"""Shows the journal entry detail.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: The detail.
|
||||
"""
|
||||
journal_entry_op: JournalEntryOperator \
|
||||
= get_journal_entry_op(journal_entry)
|
||||
return journal_entry_op.render_detail_template(journal_entry)
|
||||
|
||||
|
||||
@bp.get("/<journalEntry:journal_entry>/edit", endpoint="edit")
|
||||
@has_permission(can_edit)
|
||||
def show_journal_entry_edit_form(journal_entry: JournalEntry) -> str:
|
||||
"""Shows the form to edit a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: The form to edit the journal entry.
|
||||
"""
|
||||
journal_entry_op: JournalEntryOperator \
|
||||
= get_journal_entry_op(journal_entry, is_check_as=True)
|
||||
form: journal_entry_op.form
|
||||
if "form" in session:
|
||||
form = journal_entry_op.form(
|
||||
ImmutableMultiDict(parse_qsl(session["form"])))
|
||||
del session["form"]
|
||||
form.obj = journal_entry
|
||||
form.validate()
|
||||
else:
|
||||
form = journal_entry_op.form(obj=journal_entry)
|
||||
return journal_entry_op.render_edit_template(journal_entry, form)
|
||||
|
||||
|
||||
@bp.post("/<journalEntry:journal_entry>/update", endpoint="update")
|
||||
@has_permission(can_edit)
|
||||
def update_journal_entry(journal_entry: JournalEntry) -> redirect:
|
||||
"""Updates a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: The redirection to the journal entry detail on success, or the
|
||||
journal entry edit form on error.
|
||||
"""
|
||||
journal_entry_op: JournalEntryOperator \
|
||||
= get_journal_entry_op(journal_entry, is_check_as=True)
|
||||
form: journal_entry_op.form = journal_entry_op.form(request.form)
|
||||
form.obj = journal_entry
|
||||
if not form.validate():
|
||||
flash_form_errors(form)
|
||||
session["form"] = urlencode(list(request.form.items()))
|
||||
return redirect(inherit_next(with_type(
|
||||
url_for("accounting.journal-entry.edit",
|
||||
journal_entry=journal_entry))))
|
||||
with db.session.no_autoflush:
|
||||
form.populate_obj(journal_entry)
|
||||
if not form.is_modified:
|
||||
flash(s(lazy_gettext("The journal entry was not modified.")),
|
||||
"success")
|
||||
return redirect(inherit_next(__get_detail_uri(journal_entry)))
|
||||
journal_entry.updated_by_id = get_current_user_pk()
|
||||
journal_entry.updated_at = sa.func.now()
|
||||
db.session.commit()
|
||||
flash(s(lazy_gettext("The journal entry is updated successfully.")),
|
||||
"success")
|
||||
return redirect(inherit_next(__get_detail_uri(journal_entry)))
|
||||
|
||||
|
||||
@bp.post("/<journalEntry:journal_entry>/delete", endpoint="delete")
|
||||
@has_permission(can_edit)
|
||||
def delete_journal_entry(journal_entry: JournalEntry) -> redirect:
|
||||
"""Deletes a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: The redirection to the journal entry list on success, or the
|
||||
journal entry detail on error.
|
||||
"""
|
||||
journal_entry.delete()
|
||||
sort_journal_entries_in(journal_entry.date, journal_entry.id)
|
||||
db.session.commit()
|
||||
flash(s(lazy_gettext("The journal entry is deleted successfully.")),
|
||||
"success")
|
||||
return redirect(or_next(__get_default_page_uri()))
|
||||
|
||||
|
||||
@bp.get("/dates/<date:journal_entry_date>", endpoint="order")
|
||||
@has_permission(can_view)
|
||||
def show_journal_entry_order(journal_entry_date: date) -> str:
|
||||
"""Shows the order of the journal entries in a same date.
|
||||
|
||||
:param journal_entry_date: The date.
|
||||
:return: The order of the journal entries in the date.
|
||||
"""
|
||||
journal_entries: list[JournalEntry] = JournalEntry.query \
|
||||
.filter(JournalEntry.date == journal_entry_date) \
|
||||
.order_by(JournalEntry.no).all()
|
||||
return render_template("accounting/journal-entry/order.html",
|
||||
date=journal_entry_date, list=journal_entries)
|
||||
|
||||
|
||||
@bp.post("/dates/<date:journal_entry_date>", endpoint="sort")
|
||||
@has_permission(can_edit)
|
||||
def sort_journal_entries(journal_entry_date: date) -> redirect:
|
||||
"""Reorders the journal entries in a date.
|
||||
|
||||
:param journal_entry_date: The date.
|
||||
:return: The redirection to the incoming account or the account list. The
|
||||
reordering operation does not fail.
|
||||
"""
|
||||
form: JournalEntryReorderForm = JournalEntryReorderForm(journal_entry_date)
|
||||
form.save_order()
|
||||
if not form.is_modified:
|
||||
flash(s(lazy_gettext("The order was not modified.")), "success")
|
||||
return redirect(or_next(__get_default_page_uri()))
|
||||
db.session.commit()
|
||||
flash(s(lazy_gettext("The order is updated successfully.")), "success")
|
||||
return redirect(or_next(__get_default_page_uri()))
|
||||
|
||||
|
||||
def __get_detail_uri(journal_entry: JournalEntry) -> str:
|
||||
"""Returns the detail URI of a journal entry.
|
||||
|
||||
:param journal_entry: The journal entry.
|
||||
:return: The detail URI of the journal entry.
|
||||
"""
|
||||
return url_for("accounting.journal-entry.detail",
|
||||
journal_entry=journal_entry)
|
||||
|
||||
|
||||
def __get_default_page_uri() -> str:
|
||||
"""Returns the URI for the default page.
|
||||
|
||||
:return: The URI for the default page.
|
||||
"""
|
||||
return url_for("accounting.report.default")
|
||||
Reference in New Issue
Block a user