X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=plomtask%2Fdays.py;h=2531a011f1875a4819337adcd7e59c7a08355af4;hb=5ced0155ad11f5fb87aaa0848402e95f8ff49acd;hp=02ad1a8f5223e1dbaee1ef445fd4e9b211ad4842;hpb=9c3ba57169fdc71d3ffefd4c7c20cae4e89f9c9c;p=plomtask

diff --git a/plomtask/days.py b/plomtask/days.py
index 02ad1a8..2531a01 100644
--- a/plomtask/days.py
+++ b/plomtask/days.py
@@ -1,55 +1,112 @@
 """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.exceptions import HandledException
+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
-
-
-class Day:
+class Day(BaseModel[str]):
     """Individual days defined by their dates."""
+    table_name = 'days'
+    to_save = ['comment']
+
+    def __init__(self,
+                 date: str,
+                 comment: str = '',
+                 init_empty_todo_list: bool = False
+                 ) -> None:
+        id_ = valid_date(date)
+        super().__init__(id_)
+        self.datetime = datetime.strptime(self.date, DATE_FORMAT)
+        self.comment = comment
+        self.todos: list[Todo] | None = [] if init_empty_todo_list else None
 
-    def __init__(self, date: 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 __lt__(self, other: Day) -> bool:
+        return self.date < other.date
 
     @classmethod
-    def add(cls, db_conn: DatabaseConnection, date: str):
-        """Add (or re-write) new Day(date) to database."""
-        db_conn.exec('REPLACE INTO days VALUES (?)', (date,))
+    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 from_table_row(cls, row: Row):
-        """Make new Day from database row."""
-        return cls(row[0])
+    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 all(cls, db_conn: DatabaseConnection):
-        """Return list of all Days in database."""
-        days = []
-        for row in db_conn.exec('SELECT * FROM days'):
-            days += [cls.from_table_row(row)]
+    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, init_empty_todo_list=True)] + days
+        if end_date not in [d.date for d in days]:
+            days += [Day(end_date, init_empty_todo_list=True)]
+        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, init_empty_todo_list=True)
+                        gapless_days += [day]
+            days[:] = gapless_days
         return days
 
     @property
-    def weekday(self):
+    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 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 __eq__(self, other: object):
-        return isinstance(other, self.__class__) and self.date == other.date
+    @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)
 
-    def __lt__(self, other):
-        return self.date < other.date
+    @property
+    def calendarized_todos(self) -> list[Todo]:
+        """Return only those of self.todos that have .calendarize set."""
+        if self.todos is None:
+            msg = 'Trying to return from un-initialized Day.todos.'
+            raise HandledException(msg)
+        # pylint: disable=not-an-iterable
+        # (after the above is-None test, self.todos _should_ be iterable!)
+        return [t for t in self.todos if t.calendarize]