Overhaul as_dict generation to avoid endless nesting of objects.

[plomtask] / plomtask / processes.py

diff --git a/plomtask/processes.py b/plomtask/processes.py
index 06ee4ba9b9c2a3011019b03b1b0e21633fce780c..ebe781e8fb83e09699e38532c0c2c7b3a9a2e1f2 100644 (file)
--- a/plomtask/processes.py
+++ b/plomtask/processes.py
@@ -34,6 +34,7 @@ class Process(BaseModel[int], ConditionsRelations):
                          ('process_step_suppressions', 'process',
                           'suppressed_steps', 0)]
     to_search = ['title.newest', 'description.newest']
+    can_create_by_id = True
 
     def __init__(self, id_: int | None, calendarize: bool = False) -> None:
         BaseModel.__init__(self, id_)
@@ -46,16 +47,21 @@ class Process(BaseModel[int], ConditionsRelations):
         self.calendarize = calendarize
         self.n_owners: int | None = None  # only set by from_table_row
 
+    @property
+    def as_dict(self) -> dict[str, object]:
+        """Return self as (json.dumps-coompatible) dict."""
+        d = super().as_dict
+        assert isinstance(d['_library'], dict)
+        d['explicit_steps'] = [s.as_dict_into_reference(d['_library'])
+                               for s in self.explicit_steps]
+        return d
+
     @classmethod
     def from_table_row(cls, db_conn: DatabaseConnection,
                        row: Row | list[Any]) -> Process:
         """Make from DB row, with dependencies."""
         process = super().from_table_row(db_conn, row)
-        assert isinstance(process.id_, int)
-        for name in ('title', 'description', 'effort'):
-            table = f'process_{name}s'
-            for row_ in db_conn.row_where(table, 'parent', process.id_):
-                getattr(process, name).history_from_row(row_)
+        assert process.id_ is not None
         for name in ('conditions', 'blockers', 'enables', 'disables'):
             table = f'process_{name}'
             assert isinstance(process.id_, int)
@@ -218,7 +224,7 @@ class ProcessStep(BaseModel[int]):
         self.parent_step_id = parent_step_id
 
     def save(self, db_conn: DatabaseConnection) -> None:
-        """Remove from DB, and owner's .explicit_steps."""
+        """Update into DB/cache, and owner's .explicit_steps."""
         super().save(db_conn)
         owner = Process.by_id(db_conn, self.owner_id)
         if self not in owner.explicit_steps: