+ def __init__(self, date: str, comment: str = '') -> None:
+ self.date = valid_date(date)
+ self.datetime = datetime.strptime(self.date, DATE_FORMAT)
+ self.comment = comment
+
+ def __eq__(self, other: object) -> bool:
+ return isinstance(other, self.__class__) and self.date == other.date
+
+ def __lt__(self, other: Day) -> bool:
+ return self.date < other.date
+
+ @classmethod
+ def from_table_row(cls, db_conn: DatabaseConnection, row: Row) -> Day:
+ """Make Day from database row, write to cache."""
+ day = cls(row[0], row[1])
+ db_conn.cached_days[day.date] = day
+ return day
+
+ @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 date_range."""
+ 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 date FROM days WHERE date >= ? AND date <= ?'
+ for row in db_conn.exec(sql, (start_date, end_date)):
+ days += [cls.by_date(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
+
+ @classmethod
+ def by_date(cls, db_conn: DatabaseConnection,
+ date: str, create: bool = False) -> Day:
+ """Retrieve Day by date if in DB (prefer cache), else return None."""
+ if date in db_conn.cached_days.keys():
+ day = db_conn.cached_days[date]
+ assert isinstance(day, Day)
+ return day
+ for row in db_conn.exec('SELECT * FROM days WHERE date = ?', (date,)):
+ return cls.from_table_row(db_conn, row)
+ 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