Add expression of summations of efforts in Day display.

[plomtask] / plomtask / todos.py

diff --git a/plomtask/todos.py b/plomtask/todos.py
index de6438c1e248777f388a1e8217b7fc059c851c2c..af45f720ca6e2011fb52bd5af18582a2feca76f1 100644 (file)
--- a/plomtask/todos.py
+++ b/plomtask/todos.py
@@ -177,6 +177,15 @@ class Todo(BaseModel[int], ConditionsRelations):
             return False
         return True
 
+    @property
+    def performed_effort(self) -> float:
+        """Return performed effort, i.e. self.effort or default if done.."""
+        if self.effort is not None:
+            return self.effort
+        if self.is_done:
+            return self.effort_then
+        return 0
+
     @property
     def process_id(self) -> int | str | None:
         """Needed for super().save to save Processes as attributes."""
@@ -244,6 +253,18 @@ class Todo(BaseModel[int], ConditionsRelations):
 
         return make_node(self)
 
+    @property
+    def tree_effort(self) -> float:
+        """Return sum of performed efforts of self and all descendants."""
+
+        def walk_tree(node: Todo) -> float:
+            local_effort = 0
+            for child in node.children:
+                local_effort += walk_tree(child)
+            return node.performed_effort + local_effort
+
+        return walk_tree(self)
+
     def add_child(self, child: Todo) -> None:
         """Add child to self.children, avoid recursion, update parenthoods."""