- def save(self, db_conn: DatabaseConnection) -> None:
- """Save self and its VersionedAttributes to DB and cache."""
- cursor = db_conn.exec('REPLACE INTO conditions VALUES (?, ?)',
- (self.id_, self.is_active))
- self.id_ = cursor.lastrowid
- self.title.save(db_conn)
- self.description.save(db_conn)
- assert self.id_ is not None
- db_conn.cached_conditions[self.id_] = self
+class ConditionsRelations:
+ """Methods for handling relations to Conditions, for Todo and Process."""
+
+ def __init__(self) -> None:
+ self.conditions: list[Condition] = []
+ self.blockers: list[Condition] = []
+ self.enables: list[Condition] = []
+ self.disables: list[Condition] = []
+
+ def set_conditions(self, db_conn: DatabaseConnection, ids: list[int],
+ target: str = 'conditions') -> None:
+ """Set self.[target] to Conditions identified by ids."""
+ target_list = getattr(self, target)
+ while len(target_list) > 0:
+ target_list.pop()
+ for id_ in ids:
+ target_list += [Condition.by_id(db_conn, id_)]
+
+ def set_blockers(self, db_conn: DatabaseConnection,
+ ids: list[int]) -> None:
+ """Set self.enables to Conditions identified by ids."""
+ self.set_conditions(db_conn, ids, 'blockers')
+
+ def set_enables(self, db_conn: DatabaseConnection,
+ ids: list[int]) -> None:
+ """Set self.enables to Conditions identified by ids."""
+ self.set_conditions(db_conn, ids, 'enables')
+
+ def set_disables(self, db_conn: DatabaseConnection,
+ ids: list[int]) -> None:
+ """Set self.disables to Conditions identified by ids."""
+ self.set_conditions(db_conn, ids, 'disables')