"""Actionables."""
from __future__ import annotations
+from typing import Any
from sqlite3 import Row
-from plomtask.db import DatabaseConnection
-from plomtask.days import Day
+from plomtask.db import DatabaseConnection, BaseModel
from plomtask.processes import Process
from plomtask.conditions import Condition
from plomtask.exceptions import (NotFoundException, BadFormatException,
HandledException)
-class Todo:
+class Todo(BaseModel):
"""Individual actionable."""
# pylint: disable=too-many-instance-attributes
+ table_name = 'todos'
+ to_save = ['process_id', 'is_done', 'date']
+
def __init__(self, id_: int | None, process: Process,
- is_done: bool, day: Day) -> None:
- self.id_ = id_
+ is_done: bool, date: str) -> None:
+ self.set_int_id(id_)
self.process = process
self._is_done = is_done
- self.day = day
+ self.date = date
self.children: list[Todo] = []
self.parents: list[Todo] = []
self.conditions: list[Condition] = []
self.undoes = process.undoes[:]
@classmethod
- def from_table_row(cls, db_conn: DatabaseConnection, row: Row) -> Todo:
- """Make Todo from database row, write to DB cache."""
- todo = cls(id_=row[0],
- process=Process.by_id(db_conn, row[1]),
- is_done=bool(row[2]),
- day=Day.by_date(db_conn, row[3]))
- assert todo.id_ is not None
- db_conn.cached_todos[todo.id_] = todo
+ def from_table_row(cls, db_conn: DatabaseConnection,
+ row: Row | list[Any]) -> Todo:
+ """Make from DB row, write to DB cache."""
+ if row[1] == 0:
+ raise NotFoundException('calling Todo of '
+ 'unsaved Process')
+ row_as_list = list(row)
+ row_as_list[1] = Process.by_id(db_conn, row[1])
+ todo = super().from_table_row(db_conn, row_as_list)
+ assert isinstance(todo, Todo)
return todo
@classmethod
def by_id(cls, db_conn: DatabaseConnection, id_: int | None) -> Todo:
"""Get Todo of .id_=id_ and children (from DB cache if possible)."""
- if id_ in db_conn.cached_todos.keys():
- todo = db_conn.cached_todos[id_]
+ if id_:
+ todo, from_cache = super()._by_id(db_conn, id_)
else:
- todo = None
- for row in db_conn.exec('SELECT * FROM todos WHERE id = ?',
- (id_,)):
- todo = cls.from_table_row(db_conn, row)
- break
- if todo is None:
- raise NotFoundException(f'Todo of ID not found: {id_}')
+ todo, from_cache = None, False
+ if todo is None:
+ raise NotFoundException(f'Todo of ID not found: {id_}')
+ if not from_cache:
for row in db_conn.exec('SELECT child FROM todo_children '
'WHERE parent = ?', (id_,)):
todo.children += [cls.by_id(db_conn, row[0])]
for row in db_conn.exec('SELECT todo FROM todo_fulfills '
'WHERE condition = ?', (condition.id_,)):
todo = cls.by_id(db_conn, row[0])
- if todo.day.date == date:
+ if todo.date == date:
enablers += [todo]
return enablers
for row in db_conn.exec('SELECT todo FROM todo_undoes '
'WHERE condition = ?', (condition.id_,)):
todo = cls.by_id(db_conn, row[0])
- if todo.day.date == date:
+ if todo.date == date:
disablers += [todo]
return disablers
return False
return True
+ @property
+ def process_id(self) -> int | str | None:
+ """Return ID of tasked Process."""
+ return self.process.id_
+
@property
def is_done(self) -> bool:
"""Wrapper around self._is_done so we can control its setter."""
"""Write self and children to DB and its cache."""
if self.process.id_ is None:
raise NotFoundException('Process of Todo without ID (not saved?)')
- cursor = db_conn.exec('REPLACE INTO todos VALUES (?,?,?,?)',
- (self.id_, self.process.id_,
- self.is_done, self.day.date))
- self.id_ = cursor.lastrowid
- assert self.id_ is not None
+ self.save_core(db_conn)
+ assert isinstance(self.id_, int)
db_conn.cached_todos[self.id_] = self
db_conn.exec('DELETE FROM todo_children WHERE parent = ?',
(self.id_,))