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To Condition view, add listings of related Processes.
[plomtask] / plomtask / todos.py
index 7cbe989b538018e480d24752d2d0cc44450f7396..ffef677d29e652ad82d18e2d2c9f7b848e73a698 100644 (file)
@@ -23,18 +23,25 @@ class Todo(BaseModel[int], ConditionsRelations):
     """Individual actionable."""
     # pylint: disable=too-many-instance-attributes
     table_name = 'todos'
-    to_save = ['process_id', 'is_done', 'date', 'comment', 'effort']
+    to_save = ['process_id', 'is_done', 'date', 'comment', 'effort',
+               'calendarize']
     to_save_relations = [('todo_conditions', 'todo', 'conditions'),
+                         ('todo_blockers', 'todo', 'blockers'),
                          ('todo_enables', 'todo', 'enables'),
                          ('todo_disables', 'todo', 'disables'),
                          ('todo_children', 'parent', 'children'),
                          ('todo_children', 'child', 'parents')]
+    to_search = ['comment']
 
     # pylint: disable=too-many-arguments
-    def __init__(self, id_: int | None, process: Process,
-                 is_done: bool, date: str, comment: str = '',
-                 effort: None | float = None) -> None:
-        super().__init__(id_)
+    def __init__(self, id_: int | None,
+                 process: Process,
+                 is_done: bool,
+                 date: str, comment: str = '',
+                 effort: None | float = None,
+                 calendarize: bool = False) -> None:
+        BaseModel.__init__(self, id_)
+        ConditionsRelations.__init__(self)
         if process.id_ is None:
             raise NotFoundException('Process of Todo without ID (not saved?)')
         self.process = process
@@ -44,14 +51,35 @@ class Todo(BaseModel[int], ConditionsRelations):
         self.effort = effort
         self.children: list[Todo] = []
         self.parents: list[Todo] = []
-        self.conditions: list[Condition] = []
-        self.enables: list[Condition] = []
-        self.disables: list[Condition] = []
+        self.calendarize = calendarize
         if not self.id_:
+            self.calendarize = self.process.calendarize
             self.conditions = self.process.conditions[:]
+            self.blockers = self.process.blockers[:]
             self.enables = self.process.enables[:]
             self.disables = self.process.disables[:]
 
+    @classmethod
+    def create_with_children(cls, db_conn: DatabaseConnection, date: str,
+                             process_ids: list[int]) -> list[Todo]:
+        """Create Todos of process_ids for date, ensure children."""
+        new_todos = []
+        for process_id in process_ids:
+            process = Process.by_id(db_conn, process_id)
+            todo = Todo(None, process, False, date)
+            todo.save(db_conn)
+            new_todos += [todo]
+        nothing_to_adopt = False
+        while not nothing_to_adopt:
+            nothing_to_adopt = True
+            existing_todos = Todo.by_date(db_conn, date)
+            for todo in new_todos:
+                if todo.adopt_from(existing_todos):
+                    nothing_to_adopt = False
+                todo.make_missing_children(db_conn)
+                todo.save(db_conn)
+        return new_todos
+
     @classmethod
     def from_table_row(cls, db_conn: DatabaseConnection,
                        row: Row | list[Any]) -> Todo:
@@ -71,7 +99,7 @@ class Todo(BaseModel[int], ConditionsRelations):
                                          'child', todo.id_):
             # pylint: disable=no-member
             todo.parents += [cls.by_id(db_conn, t_id)]
-        for name in ('conditions', 'enables', 'disables'):
+        for name in ('conditions', 'blockers', 'enables', 'disables'):
             table = f'todo_{name}'
             assert isinstance(todo.id_, int)
             for cond_id in db_conn.column_where(table, 'condition',
@@ -80,6 +108,12 @@ class Todo(BaseModel[int], ConditionsRelations):
                 target += [Condition.by_id(db_conn, cond_id)]
         return todo
 
+    @classmethod
+    def by_process_id(cls, db_conn: DatabaseConnection,
+                      process_id: int | None) -> list[Todo]:
+        """Collect all Todos of Process of process_id."""
+        return [t for t in cls.all(db_conn) if t.process.id_ == process_id]
+
     @classmethod
     def by_date(cls, db_conn: DatabaseConnection, date: str) -> list[Todo]:
         """Collect all Todos for Day of date."""
@@ -97,6 +131,18 @@ class Todo(BaseModel[int], ConditionsRelations):
         for condition in self.conditions:
             if not condition.is_active:
                 return False
+        for condition in self.blockers:
+            if condition.is_active:
+                return False
+        return True
+
+    @property
+    def is_deletable(self) -> bool:
+        """Decide whether self be deletable (not if preserve-worthy values)."""
+        if self.comment:
+            return False
+        if self.effort and self.effort >= 0:
+            return False
         return True
 
     @property
@@ -136,6 +182,20 @@ class Todo(BaseModel[int], ConditionsRelations):
         """Shortcut to .process.title."""
         return self.process.title
 
+    @property
+    def title_then(self) -> str:
+        """Shortcut to .process.title.at(self.date)"""
+        title_then = self.process.title.at(self.date)
+        assert isinstance(title_then, str)
+        return title_then
+
+    @property
+    def effort_then(self) -> float:
+        """Shortcut to .process.effort.at(self.date)"""
+        effort_then = self.process.effort.at(self.date)
+        assert isinstance(effort_then, float)
+        return effort_then
+
     def adopt_from(self, todos: list[Todo]) -> bool:
         """As far as possible, fill unsatisfied dependencies from todos."""
         adopted = False
@@ -149,10 +209,9 @@ class Todo(BaseModel[int], ConditionsRelations):
 
     def make_missing_children(self, db_conn: DatabaseConnection) -> None:
         """Fill unsatisfied dependencies with new Todos."""
-        for process_id in self.unsatisfied_dependencies:
-            process = Process.by_id(db_conn, process_id)
-            todo = self.__class__(None, process, False, self.date)
-            todo.save(db_conn)
+        new_todos = self.__class__.create_with_children(
+                db_conn, self.date, self.unsatisfied_dependencies)
+        for todo in new_todos:
             self.add_child(todo)
 
     def get_step_tree(self, seen_todos: set[int]) -> TodoNode:
@@ -195,8 +254,17 @@ class Todo(BaseModel[int], ConditionsRelations):
         self.children.remove(child)
         child.parents.remove(self)
 
+    def save(self, db_conn: DatabaseConnection) -> None:
+        """On save calls, also check if auto-deletion by effort < 0."""
+        if self.effort and self.effort < 0 and self.is_deletable:
+            self.remove(db_conn)
+            return
+        super().save(db_conn)
+
     def remove(self, db_conn: DatabaseConnection) -> None:
         """Remove from DB, including relations."""
+        if not self.is_deletable:
+            raise HandledException('Cannot remove non-deletable Todo.')
         children_to_remove = self.children[:]
         parents_to_remove = self.parents[:]
         for child in children_to_remove: