X-Git-Url: https://plomlompom.com/repos/foo.html?a=blobdiff_plain;f=plomtask%2Fconditions.py;h=70365ce6a1d3d5eb4aa49077eb95e62cf1444bb0;hb=aa0f1ff1b3ccb57a1c3c2772fc6a172643cdab73;hp=539db9c0d50efb44e182137d7096c3d71a38345f;hpb=a0244482692edf794960f3c2af9461be2ad15e8a;p=plomtask
diff --git a/plomtask/conditions.py b/plomtask/conditions.py
index 539db9c..70365ce 100644
--- a/plomtask/conditions.py
+++ b/plomtask/conditions.py
@@ -1,7 +1,5 @@
"""Non-doable elements of ProcessStep/Todo chains."""
from __future__ import annotations
-from typing import Any
-from sqlite3 import Row
from plomtask.db import DatabaseConnection, BaseModel
from plomtask.versioned_attributes import VersionedAttribute
from plomtask.exceptions import HandledException
@@ -11,6 +9,8 @@ class Condition(BaseModel[int]):
"""Non-Process dependency for ProcessSteps and Todos."""
table_name = 'conditions'
to_save = ['is_active']
+ to_save_versioned = ['title', 'description']
+ to_search = ['title.newest', 'description.newest']
def __init__(self, id_: int | None, is_active: bool = False) -> None:
super().__init__(id_)
@@ -19,39 +19,31 @@ class Condition(BaseModel[int]):
self.description = VersionedAttribute(self, 'condition_descriptions',
'')
- @classmethod
- def from_table_row(cls, db_conn: DatabaseConnection,
- row: Row | list[Any]) -> Condition:
- """Build condition from row, including VersionedAttributes."""
- condition = super().from_table_row(db_conn, row)
- for name in ('title', 'description'):
- table_name = f'condition_{name}s'
- for row_ in db_conn.row_where(table_name, 'parent', row[0]):
- getattr(condition, name).history_from_row(row_)
- return condition
-
- def save(self, db_conn: DatabaseConnection) -> None:
- """Save self and its VersionedAttributes to DB and cache."""
- self.save_core(db_conn)
- self.title.save(db_conn)
- self.description.save(db_conn)
-
def remove(self, db_conn: DatabaseConnection) -> None:
- """Remove from DB, with dependencies."""
- assert isinstance(self.id_, int)
+ """Remove from DB, with VersionedAttributes.
+
+ Checks for Todos and Processes that depend on Condition, prohibits
+ deletion if found.
+ """
+ if self.id_ is None:
+ raise HandledException('cannot remove unsaved item')
for item in ('process', 'todo'):
- for attr in ('conditions', 'enables', 'disables'):
+ for attr in ('conditions', 'blockers', 'enables', 'disables'):
table_name = f'{item}_{attr}'
for _ in db_conn.row_where(table_name, 'condition', self.id_):
raise HandledException('cannot remove Condition in use')
- db_conn.delete_where('condition_titles', 'parent', self.id_)
- db_conn.delete_where('condition_descriptions', 'parent', self.id_)
super().remove(db_conn)
class ConditionsRelations:
"""Methods for handling relations to Conditions, for Todo and Process."""
+ def __init__(self) -> None:
+ self.conditions: list[Condition] = []
+ self.blockers: list[Condition] = []
+ self.enables: list[Condition] = []
+ self.disables: list[Condition] = []
+
def set_conditions(self, db_conn: DatabaseConnection, ids: list[int],
target: str = 'conditions') -> None:
"""Set self.[target] to Conditions identified by ids."""
@@ -61,6 +53,11 @@ class ConditionsRelations:
for id_ in ids:
target_list += [Condition.by_id(db_conn, id_)]
+ def set_blockers(self, db_conn: DatabaseConnection,
+ ids: list[int]) -> None:
+ """Set self.enables to Conditions identified by ids."""
+ self.set_conditions(db_conn, ids, 'blockers')
+
def set_enables(self, db_conn: DatabaseConnection,
ids: list[int]) -> None:
"""Set self.enables to Conditions identified by ids."""