修正 PChome retry executor 空 selector 狀態

services/pchome_mapping_backlog_service.py

@@ -4037,7 +4037,9 @@ def build_pchome_direct_mapping_retry_candidate_exception_controlled_apply_execu
     applied_count = len(applied_records)
     if execute_apply and missing_tables:
         result = "DIRECT_MAPPING_RETRY_EXCEPTION_CONTROLLED_APPLY_EXECUTOR_BLOCKED_MISSING_TABLE"
-    elif execute_apply and applied_count == len(selectors) and readback_pass_count == len(selectors):
+    elif execute_apply and not selectors:
+        result = "WAITING_FOR_RETRY_EXCEPTION_CONTROLLED_APPLY_PREFLIGHT"
+    elif execute_apply and selectors and applied_count == len(selectors) and readback_pass_count == len(selectors):
         result = "DIRECT_MAPPING_RETRY_EXCEPTION_CONTROLLED_APPLY_EXECUTED"
     elif execute_apply:
         result = "DIRECT_MAPPING_RETRY_EXCEPTION_CONTROLLED_APPLY_EXECUTION_INCOMPLETE"

tests/test_pchome_mapping_backlog_report.py

@@ -1272,6 +1272,25 @@ def test_direct_mapping_retry_candidate_exception_controlled_apply_executor_writ
     assert call_count["search"] == 2
 
 
+def test_direct_mapping_retry_candidate_exception_controlled_apply_executor_blocks_zero_selector_apply():
+    package = build_pchome_direct_mapping_retry_candidate_exception_controlled_apply_executor_package(
+        _payload(),
+        batch_size=1,
+        execute_apply=True,
+    )
+
+    assert package["result"] == "WAITING_FOR_RETRY_EXCEPTION_CONTROLLED_APPLY_PREFLIGHT"
+    assert package["summary"]["target_selector_count"] == 0
+    assert package["summary"]["applied_record_count"] == 0
+    assert package["summary"]["executor_receipt_ready_count"] == 0
+    assert package["summary"]["executor_receipt_materialized_count"] == 0
+    assert package["controlled_apply_executor"]["write_attempted"] is False
+    assert "engine_required_for_execute_apply" in package["write_blockers"]
+    assert "controlled_apply_preflight_not_ready" in package["write_blockers"]
+    assert package["post_executor_receipt_verifier"]["passed"] is False
+    assert package["safety"]["writes_database_count"] == 0
+
+
 def test_ai_automation_readiness_makes_automation_visible_without_manual_primary_flow():
     readiness = build_pchome_growth_ai_automation_readiness(_payload(), batch_size=1)