feat(api): 剪辑计划生成状态API增强 - 新增progress/video_url/error_message等字段

前端联调需要的字段：
- generation_task_status: 生成任务状态
- progress: 生成进度(0-100)
- video_url: 渲染完成后的视频URL（从plan.config.rendered_url取）
- error_message: 失败时的错误信息

edit_plan_service.get_generation_status同步增强，返回progress/error_message

apps/api/app/api/routes/edit_plans.py

@@ -108,6 +108,10 @@ class EditPlanGenerationStatusResponse(BaseModel):
     plan_id: str
     plan_status: str
     generation_task_id: Optional[str] = None
+    generation_task_status: Optional[str] = None
+    progress: float = 0.0
+    video_url: str = ""
+    error_message: str = ""
     clips: List[ClipStatusItem]
 
 

apps/api/app/api/routes/edit_plans_generation.py

@@ -183,9 +183,7 @@ def _auto_fallback_auto_material_mode(
 def _check_queue_limits(gen_task_repo, user_id: str) -> None:
     """队列限流预检查"""
     try:
-        has_count = hasattr(gen_task_repo, "count_pending_by_user") and hasattr(
-            gen_task_repo, "count_pending_total"
-        )
+        has_count = hasattr(gen_task_repo, "count_pending_by_user") and hasattr(gen_task_repo, "count_pending_total")
         if has_count:
             user_pending = gen_task_repo.count_pending_by_user(user_id)
             global_pending = gen_task_repo.count_pending_total()
@@ -333,10 +331,25 @@ def get_generation_status(
         for c in clips
     ]
 
+    # 从 plan.config 中取渲染结果 URL
+    video_url = (plan.config or {}).get("rendered_url", "")
+    # 从 gen_status 中取进度、错误信息、任务状态
+    progress = gen_status.get("progress", 0.0)
+    error_message = gen_status.get("error_message", "")
+    gen_task_status = gen_status.get("generation_task_status")
+    # 如果计划已完成但进度还是0，补100
+    plan_status_val = plan.status.value if hasattr(plan.status, "value") else plan.status
+    if plan_status_val == "completed" and progress < 100:
+        progress = 100.0
+
     return EditPlanGenerationStatusResponse(
         plan_id=plan_id,
-        plan_status=plan.status.value if hasattr(plan.status, "value") else plan.status,
+        plan_status=plan_status_val,
         generation_task_id=gen_status["generation_task_id"],
+        generation_task_status=gen_task_status,
+        progress=progress,
+        video_url=video_url,
+        error_message=error_message,
         clips=clip_items,
     )
 

apps/api/app/services/edit_plan_service.py

@@ -431,6 +431,8 @@ class EditPlanService:
                 "clips": List[EditPlanClip],
                 "generation_task_id": Optional[str],
                 "generation_task_status": Optional[str],
+                "progress": float,
+                "error_message": str,
             }
 
         Raises:
@@ -442,17 +444,23 @@ class EditPlanService:
         # 从 plan.config 中获取 generation_task_id
         generation_task_id = plan.config.get("generation_task_id")
         generation_task_status = None
+        progress = 0.0
+        error_message = ""
 
         if generation_task_id:
             task = self._generation_task_repo.get(generation_task_id)
             if task:
                 generation_task_status = task.status.value if hasattr(task.status, "value") else task.status
+                progress = getattr(task, "progress", 0.0) or 0.0
+                error_message = getattr(task, "error_message", "") or ""
 
         return {
             "plan": plan,
             "clips": clips,
             "generation_task_id": generation_task_id,
             "generation_task_status": generation_task_status,
+            "progress": progress,
+            "error_message": error_message,
         }
 
     def can_generate(self, plan_id: str) -> tuple[bool, str]:

tests/unit/test_edit_plan_generation_api.py

@@ -665,7 +665,16 @@ class TestResponseSchema:
         resp = client.get(f"/api/v1/edit-plans/{plan.id}/generation-status")
         assert resp.status_code == 200
         data = resp.json()
-        expected_keys = {"plan_id", "plan_status", "generation_task_id", "clips"}
+        expected_keys = {
+            "plan_id",
+            "plan_status",
+            "generation_task_id",
+            "generation_task_status",
+            "progress",
+            "video_url",
+            "error_message",
+            "clips",
+        }
         assert set(data.keys()) == expected_keys