"""Collecting Day and date-related items."""
-from datetime import datetime
+from __future__ import annotations
+from typing import Any
from sqlite3 import Row
-from plomtask.misc import HandledException
-from plomtask.db import DatabaseConnection
+from datetime import datetime, timedelta
+from plomtask.db import DatabaseConnection, BaseModel
+from plomtask.todos import Todo
+from plomtask.dating import (DATE_FORMAT, valid_date)
-DATE_FORMAT = '%Y-%m-%d'
-
-def date_valid(date: str):
- """Validate date against DATE_FORMAT, return Datetime or None."""
- try:
- result = datetime.strptime(date, DATE_FORMAT)
- except (ValueError, TypeError):
- return None
- return result
-
-
-def todays_date():
- """Return current date in DATE_FORMAT."""
- return str(datetime.now())[:10]
-
-
-class Day:
+class Day(BaseModel[str]):
"""Individual days defined by their dates."""
+ table_name = 'days'
+ to_save = ['comment']
+ add_to_dict = ['todos']
+ can_create_by_id = True
- def __init__(self, date: str, comment: str = ''):
- self.date = date
- self.datetime = date_valid(self.date)
- if not self.datetime:
- raise HandledException(f'Given date of wrong format: {self.date}')
+ def __init__(self, date: str, comment: str = '') -> None:
+ id_ = valid_date(date)
+ super().__init__(id_)
+ self.datetime = datetime.strptime(self.date, DATE_FORMAT)
self.comment = comment
+ self.todos: list[Todo] = []
- def __eq__(self, other: object):
- return isinstance(other, self.__class__) and self.date == other.date
-
- def __lt__(self, other):
+ def __lt__(self, other: Day) -> bool:
return self.date < other.date
@classmethod
- def from_table_row(cls, row: Row):
- """Make new Day from database row."""
- return cls(row[0], row[1])
+ def from_table_row(cls, db_conn: DatabaseConnection, row: Row | list[Any]
+ ) -> Day:
+ """Make from DB row, with linked Todos."""
+ day = super().from_table_row(db_conn, row)
+ assert isinstance(day.id_, str)
+ day.todos = Todo.by_date(db_conn, day.id_)
+ return day
@classmethod
- def all(cls, db_conn: DatabaseConnection,
- date_range: tuple[str, str] = ('', '')):
- """Return list of Days in database within date_range."""
- def date_from_range_element(date_str: str, default: str):
- if date_str == '':
- date_str = default
- elif date_str == 'today':
- date_str = todays_date()
- elif not date_valid(date_str):
- raise HandledException(f'Bad date: {date_str}')
- return date_str
- start_date = date_from_range_element(date_range[0], '2024-01-01')
- end_date = date_from_range_element(date_range[1], '2030-01-01')
- days = []
- sql = 'SELECT * FROM days WHERE date >= ? AND date <= ?'
- for row in db_conn.exec(sql, (start_date, end_date)):
- days += [cls.from_table_row(row)]
+ def by_id(cls, db_conn: DatabaseConnection, id_: str) -> Day:
+ """Extend BaseModel.by_id
+
+ Checks Todo.days_to_update if we need to a retrieved Day's .todos,
+ and also ensures we're looking for proper dates and not strings like
+ "yesterday" by enforcing the valid_date translation.
+ """
+ assert isinstance(id_, str)
+ possibly_translated_date = valid_date(id_)
+ day = super().by_id(db_conn, possibly_translated_date)
+ if day.id_ in Todo.days_to_update:
+ Todo.days_to_update.remove(day.id_)
+ day.todos = Todo.by_date(db_conn, day.id_)
+ return day
+
+ @classmethod
+ def by_date_range_filled(cls, db_conn: DatabaseConnection,
+ start: str, end: str) -> list[Day]:
+ """Return days existing and non-existing between dates start/end."""
+ ret = cls.by_date_range_with_limits(db_conn, (start, end), 'id')
+ days, start_date, end_date = ret
+ return cls.with_filled_gaps(days, start_date, end_date)
+
+ @classmethod
+ def with_filled_gaps(cls, days: list[Day], start_date: str, end_date: str
+ ) -> list[Day]:
+ """In days, fill with (un-saved) Days gaps between start/end_date."""
+ if start_date > end_date:
+ return days
days.sort()
+ if start_date not in [d.date for d in days]:
+ days[:] = [Day(start_date)] + days
+ if end_date not in [d.date for d in days]:
+ days += [Day(end_date)]
+ if 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):
- """Retrieve Day by date if in DB, else return None."""
- for row in db_conn.exec('SELECT * FROM days WHERE date = ?', (date,)):
- return cls.from_table_row(row)
- if create:
- return cls(date)
- return None
+ @property
+ def date(self) -> str:
+ """Return self.id_ under the assumption it's a date string."""
+ assert isinstance(self.id_, str)
+ return self.id_
+
+ @property
+ def first_of_month(self) -> bool:
+ """Return what month self.date is part of."""
+ assert isinstance(self.id_, str)
+ return self.id_[-2:] == '01'
@property
- def weekday(self):
+ def month_name(self) -> str:
+ """Return what month self.date is part of."""
+ return self.datetime.strftime('%B')
+
+ @property
+ def weekday(self) -> str:
"""Return what weekday matches self.date."""
return self.datetime.strftime('%A')
- def save(self, db_conn: DatabaseConnection):
- """Add (or re-write) self to database."""
- db_conn.exec('REPLACE INTO days VALUES (?, ?)',
- (self.date, self.comment))
+ @property
+ def prev_date(self) -> str:
+ """Return date preceding date of this Day."""
+ prev_datetime = self.datetime - timedelta(days=1)
+ return prev_datetime.strftime(DATE_FORMAT)
+
+ @property
+ def next_date(self) -> str:
+ """Return date succeeding date of this Day."""
+ next_datetime = self.datetime + timedelta(days=1)
+ return next_datetime.strftime(DATE_FORMAT)
+
+ @property
+ def calendarized_todos(self) -> list[Todo]:
+ """Return only those of self.todos that have .calendarize set."""
+ return [t for t in self.todos if t.calendarize]
+
+ @property
+ def total_effort(self) -> float:
+ """"Sum all .performed_effort of self.todos."""
+ total_effort = 0.0
+ for todo in self.todos:
+ total_effort += todo.performed_effort
+ return total_effort