fix: 保留未填报设备段归属工时

app/services/report_allocations.py

@@ -184,6 +184,25 @@ def _item_bucket_totals(minutes_by_item: dict[int, dict[date, dict[str, float]]]
     return totals
 
 
+def _allocate_unassigned_minutes_to_existing_items(
+    minutes_by_item: dict[int, dict[date, dict[str, float]]],
+    unassigned_minutes: dict[date, dict[str, float]],
+) -> None:
+    unassigned_total = _minutes_total(unassigned_minutes)
+    if unassigned_total <= 0 or not minutes_by_item:
+        return
+
+    raw_item_totals = {
+        item_id: _minutes_total(rows_by_date)
+        for item_id, rows_by_date in minutes_by_item.items()
+    }
+    raw_total = sum(raw_item_totals.values())
+    item_count = len(minutes_by_item)
+    for item_id, rows_by_date in minutes_by_item.items():
+        weight = raw_item_totals[item_id] / raw_total if raw_total > 0 else 1 / item_count
+        _add_date_bucket_minutes(rows_by_date, unassigned_minutes, scale=weight)
+
+
 def _scale_item_minutes_to_bucket_targets(
     minutes_by_item: dict[int, dict[date, dict[str, float]]],
     target_buckets: dict[str, float],
@@ -352,6 +371,7 @@ def _device_minutes_by_item(report, items: list, schedule: WorkScheduleConfig |
                     row[key] += minutes.get(key, 0.0) * (remaining / raw_unassigned) / len(unmatched_items)
         return minutes_by_item
 
+    _allocate_unassigned_minutes_to_existing_items(minutes_by_item, unassigned_minutes)
     _scale_item_minutes_to_bucket_targets(minutes_by_item, _bucket_totals(target_minutes))
     return minutes_by_item
 
@@ -468,6 +488,7 @@ def refresh_report_allocations(
     *,
     commit: bool = False,
 ) -> list[ProductionReportAllocation]:
+    """Rebuild allocation rows with metrics semantics, updating item allocation-derived fields."""
     db.execute(delete(ProductionReportAllocation).where(ProductionReportAllocation.report_id == getattr(report, "id")))
     rows = [
         ProductionReportAllocation(