Pass component_ids to _calc_targets instead of proposals

Author: shsms

src/frequenz/sdk/microgrid/_power_managing/_shifting_matryoshka.py

@@ -63,7 +63,7 @@ def __init__(self, max_proposal_age: timedelta) -> None:
 
     def _calc_targets(
         self,
-        proposals: set[Proposal],
+        component_ids: frozenset[int],
         system_bounds: SystemBounds,
         priority: int | None = None,
     ) -> tuple[Power | None, Bounds[Power]]:
@@ -77,6 +77,7 @@ def _calc_targets(
         Returns:
             The new target power and bounds for the components.
         """
+        proposals = self._component_buckets.get(component_ids, set())
         lower_bound = (
             system_bounds.inclusion_bounds.lower
             if system_bounds.inclusion_bounds
@@ -242,9 +243,7 @@ def calculate_target_power(
                 del self._component_buckets[component_ids]
                 _ = self._target_power.pop(component_ids, None)
 
-        target_power, _ = self._calc_targets(
-            self._component_buckets.get(component_ids, set()), system_bounds
-        )
+        target_power, _ = self._calc_targets(component_ids, system_bounds)
 
         if target_power is not None and (
             must_return_power
@@ -274,9 +273,7 @@ def get_status(  # pylint: disable=too-many-locals
                 the given priority.
         """
         target_power = self._target_power.get(component_ids)
-        _, bounds = self._calc_targets(
-            self._component_buckets.get(component_ids, set()), system_bounds, priority
-        )
+        _, bounds = self._calc_targets(component_ids, system_bounds, priority)
         return _Report(
             target_power=target_power,
             _inclusion_bounds=timeseries.Bounds[Power](