+ @classmethod
+ def all(cls, db_conn: DatabaseConnection,
+ date_range: tuple[str, str] = ('', ''),
+ fill_gaps: bool = False) -> list[Day]:
+ """Return list of Days in database within (open) date_range interval.
+
+ If no range values provided, defaults them to MIN_RANGE_DATE and
+ MAX_RANGE_DATE. Also knows to properly interpret 'today' as value.
+
+ On fill_gaps=True, will instantiate (without saving) Days of all dates
+ within the date range that don't exist yet.
+ """
+ min_date = '2024-01-01'
+ max_date = '2030-12-31'
+ start_date = valid_date(date_range[0] if date_range[0] else min_date)
+ end_date = valid_date(date_range[1] if date_range[1] else max_date)
+ days = []
+ sql = 'SELECT id FROM days WHERE id >= ? AND id <= ?'
+ for row in db_conn.exec(sql, (start_date, end_date)):
+ days += [cls.by_id(db_conn, row[0])]
+ days.sort()
+ if fill_gaps and len(days) > 1:
+ gapless_days = []
+ for i, day in enumerate(days):
+ gapless_days += [day]
+ if i < len(days) - 1:
+ while day.next_date != days[i+1].date:
+ day = Day(day.next_date)
+ gapless_days += [day]
+ days = gapless_days
+ return days
+
+ @property
+ def date(self) -> str:
+ """Return self.id_ under the assumption it's a date string."""
+ assert isinstance(self.id_, str)
+ return self.id_