feat: 完善采购任务安全恢复 (#73)

client/src/task_dispatcher.py

@@ -18,6 +18,10 @@ from .purchase_task_service import (
     PurchaseAdapterFactory,
     PurchaseTaskService,
 )
+from .purchase_reconcile_service import (
+    PurchaseReconcileFactory,
+    PurchaseReconcileService,
+)
 from .task_models import (
     NewClaimedTask,
     OutboxEventRecord,
@@ -120,6 +124,7 @@ class TaskDispatcher:
         *,
         collect_service_factory: Optional[CollectServiceFactory] = None,
         purchase_adapter_factory: Optional[PurchaseAdapterFactory] = None,
+        purchase_reconcile_factory: Optional[PurchaseReconcileFactory] = None,
         cancelled: Callable[[], bool] = lambda: False,
     ) -> None:
         self._gateway = gateway
@@ -128,6 +133,7 @@ class TaskDispatcher:
         self._device_address = str(device_address or "").strip()
         self._collect_factory = collect_service_factory
         self._purchase_factory = purchase_adapter_factory
+        self._reconcile_factory = purchase_reconcile_factory
         self._cancelled = cancelled
 
     @property
@@ -165,6 +171,23 @@ class TaskDispatcher:
         if not self._device_address:
             raise ValueError("请先在设置页选择并保存 Android 设备")
 
+        reconcile_task = self._repository.next_purchase_reconcile_task()
+        if reconcile_task is not None:
+            if self._reconcile_factory is None:
+                raise RuntimeError(
+                    f"任务 {reconcile_task.remote_task_id} 只允许核对订单，"
+                    "但只读核对执行器未就绪；不会重新下单"
+                )
+            outcome = PurchaseReconcileService(
+                self._repository,
+                self._device_address,
+                self._reconcile_factory,
+                cancelled=self._cancelled,
+            ).execute_selected(reconcile_task.remote_task_id)
+            return TaskDispatchOutcome(
+                outcome.kind, outcome.message, outcome.task_id
+            )
+
         if not self.purchase_ready:
             pending_purchase = self._repository.next_purchase_task()
             if pending_purchase is not None: