Moved the path converters from accounting.urls to accounting.converters in the accounting application.

accounting/converters.py

@@ -0,0 +1,69 @@
+# The accounting application of the Mia project.
+#   by imacat <imacat@mail.imacat.idv.tw>, 2020/7/23
+
+#  Copyright (c) 2020 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 URL converters.
+
+"""
+from accounting.models import Transaction
+from mia_core.period import Period
+
+
+class TransactionTypeConverter:
+    """The path converter for the transaction types."""
+    regex = "income|expense|transfer"
+
+    def to_python(self, value):
+        return value
+
+    def to_url(self, value):
+        return value
+
+
+class PeriodConverter:
+    """The path converter for the period."""
+    regex = ".+"
+
+    def to_python(self, value):
+        """Returns the period by the period specification.
+
+        Args:
+            value (str): The period specification.
+
+        Returns:
+            Period: The period.
+        """
+        first_txn = Transaction.objects.order_by("date").first()
+        data_start = first_txn.date if first_txn is not None else None
+        last_txn = Transaction.objects.order_by("-date").first()
+        data_end = last_txn.date if last_txn is not None else None
+        period = Period(value, data_start, data_end)
+        if period.error is not None:
+            raise ValueError
+        return period
+
+    def to_url(self, value):
+        """Returns the specification of a period.
+
+        Args:
+            value (Period|str): The period.
+
+        Returns:
+            str: The period specification.
+        """
+        if isinstance(value, Period):
+            return value.spec
+        return value

accounting/urls.py

@@ -21,64 +21,13 @@
 
 from django.urls import path, register_converter
 
-from mia_core.period import Period
-from . import views
 from mia_core import views as mia_core_views
-from .models import Transaction
+from . import views, converters
 from .views import reports
 
+register_converter(converters.TransactionTypeConverter, "txn-type")
 
-class TransactionTypeConverter:
-    """The path converter for the transaction types."""
-    regex = "income|expense|transfer"
-
-    def to_python(self, value):
-        return value
-
-    def to_url(self, value):
-        return value
-
-
-register_converter(TransactionTypeConverter, "txn-type")
-
-
-class PeriodConverter:
-    """The path converter for the period."""
-    regex = ".+"
-
-    def to_python(self, value):
-        """Returns the period by the period specification.
-
-        Args:
-            value (str): The period specification.
-
-        Returns:
-            Period: The period.
-        """
-        first_txn = Transaction.objects.order_by("date").first()
-        data_start = first_txn.date if first_txn is not None else None
-        last_txn = Transaction.objects.order_by("-date").first()
-        data_end = last_txn.date if last_txn is not None else None
-        period = Period(value, data_start, data_end)
-        if period.error is not None:
-            raise ValueError
-        return period
-
-    def to_url(self, value):
-        """Returns the specification of a period.
-
-        Args:
-            value (Period|str): The period.
-
-        Returns:
-            str: The period specification.
-        """
-        if isinstance(value, Period):
-            return value.spec
-        return value
-
-
-register_converter(PeriodConverter, "period")
+register_converter(converters.PeriodConverter, "period")
 
 app_name = "accounting"
 urlpatterns = [