Refactor object retrieval and creation.

[plomtask] / plomtask / days.py

diff --git a/plomtask/days.py b/plomtask/days.py
index d838039a715677ffb3c9022f82715859d80fd652..78340e2d13000e7ef49bff1bdc24f27e561993c1 100644 (file)
--- a/plomtask/days.py
+++ b/plomtask/days.py
@@ -1,7 +1,7 @@
 """Collecting Day and date-related items."""
 from __future__ import annotations
 from datetime import datetime, timedelta
-from plomtask.exceptions import BadFormatException, NotFoundException
+from plomtask.exceptions import BadFormatException
 from plomtask.db import DatabaseConnection, BaseModel
 
 DATE_FORMAT = '%Y-%m-%d'
@@ -24,13 +24,13 @@ def todays_date() -> str:
     return datetime.now().strftime(DATE_FORMAT)
 
 
-class Day(BaseModel):
+class Day(BaseModel[str]):
     """Individual days defined by their dates."""
     table_name = 'days'
     to_save = ['comment']
-    id_type = str
 
     def __init__(self, date: str, comment: str = '') -> None:
+        super().__init__(date)
         self.id_: str = valid_date(date)
         self.datetime = datetime.strptime(self.date, DATE_FORMAT)
         self.comment = comment
@@ -66,21 +66,6 @@ class Day(BaseModel):
             days = gapless_days
         return days
 
-    @classmethod
-    def by_id(cls, db_conn: DatabaseConnection,
-              date: str, create: bool = False) -> Day:
-        """Retrieve Day by date if in DB (prefer cache), else return None."""
-        day, _ = super()._by_id(db_conn, date)
-        if day:
-            assert isinstance(day, Day)
-            return day
-        if not create:
-            raise NotFoundException(f'Day not found for date: {date}')
-        day = cls(date)
-        db_conn.cached_days[date] = day
-        assert isinstance(day, Day)
-        return day
-
     @property
     def date(self) -> str:
         """Return self.id_ under the assumption it's a date string."""