- 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
+ def create_with_children(cls, db_conn: DatabaseConnection,
+ process_id: int, date: str) -> Todo:
+ """Create Todo of process for date, ensure children."""
+
+ def key_order_func(n: ProcessStepsNode) -> int:
+ assert isinstance(n.process.id_, int)
+ return n.process.id_
+
+ def walk_steps(parent: Todo, step_node: ProcessStepsNode) -> Todo:
+ adoptables = [t for t in cls.by_date(db_conn, date)
+ if (t not in parent.children)
+ and (t != parent)
+ and step_node.process == t.process]
+ satisfier = None
+ for adoptable in adoptables:
+ satisfier = adoptable
+ break
+ if not satisfier:
+ satisfier = cls(None, step_node.process, False, date)
+ satisfier.save(db_conn)
+ sub_step_nodes = list(step_node.steps.values())
+ sub_step_nodes.sort(key=key_order_func)
+ for sub_node in sub_step_nodes:
+ n_slots = len([n for n in sub_step_nodes
+ if n.process == sub_node.process])
+ filled_slots = len([t for t in satisfier.children
+ if t.process == sub_node.process])
+ # if we did not newly create satisfier, it may already fill
+ # some step dependencies, so only fill what remains open
+ if n_slots - filled_slots > 0:
+ satisfier.add_child(walk_steps(satisfier, sub_node))
+ satisfier.save(db_conn)
+ return satisfier
+
+ process = Process.by_id(db_conn, process_id)
+ todo = cls(None, process, False, date)
+ todo.save(db_conn)
+ steps_tree = process.get_steps(db_conn)
+ for step_node in steps_tree.values():
+ todo.add_child(walk_steps(todo, step_node))
+ todo.save(db_conn)
+ return todo