Renamed the "accounting.account.query", "accounting.base_account.query", "accounting.currency.query", and "accounting.transaction.query" modules to "accounting.account.queries", "accounting.base_account.queries", "accounting.currency.queries", and "accounting.transaction.queries", respectively. There will be more than one query in the next report module.

src/accounting/currency/queries.py

@@ -0,0 +1,44 @@
+# The Mia! Accounting Flask Project.
+# Author: imacat@mail.imacat.idv.tw (imacat), 2023/2/6
+
+#  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 currency queries.
+
+"""
+import sqlalchemy as sa
+from flask import request
+
+from accounting.models import Currency, CurrencyL10n
+from accounting.utils.query import parse_query_keywords
+
+
+def get_currency_query() -> list[Currency]:
+    """Returns the base accounts, optionally filtered by the query.
+
+    :return: The base accounts.
+    """
+    keywords: list[str] = parse_query_keywords(request.args.get("q"))
+    if len(keywords) == 0:
+        return Currency.query.order_by(Currency.code).all()
+    conditions: list[sa.BinaryExpression] = []
+    for k in keywords:
+        l10n: list[CurrencyL10n] = CurrencyL10n.query\
+            .filter(CurrencyL10n.name.contains(k)).all()
+        l10n_matches: set[str] = {x.account_code for x in l10n}
+        conditions.append(sa.or_(Currency.code.contains(k),
+                                 Currency.name_l10n.contains(k),
+                                 Currency.code.in_(l10n_matches)))
+    return Currency.query.filter(*conditions)\
+        .order_by(Currency.code).all()