feat(annotation): 添加标注任务进行中数据显示功能

- 新增 AnnotationTaskListItem 和相关类型定义
- 在前端页面中添加标注中列显示进行中的标注数据量
- 更新数据获取逻辑以支持进行中标注数量统计
- 修改后端服务层添加 in_progress_count 字段映射
- 优化类型安全和代码结构设计

runtime/datamate-python/app/module/annotation/service/mapping.py

@@ -8,6 +8,7 @@ import uuid
 
 from app.core.logging import get_logger
 from app.db.models import LabelingProject, AnnotationTemplate, AnnotationResult, LabelingProjectFile
+from app.db.models.annotation_management import ANNOTATION_STATUS_IN_PROGRESS
 from app.db.models.dataset_management import Dataset, DatasetFiles
 from app.module.annotation.schema import (
     DatasetMappingCreateRequest,
@@ -40,7 +41,7 @@ class DatasetMappingService:
         self,
         project_id: str,
         dataset_id: str
-    ) -> Tuple[int, int]:
+    ) -> Tuple[int, int, int]:
         """
         获取项目的统计数据
 
@@ -49,7 +50,7 @@ class DatasetMappingService:
             dataset_id: 数据集ID
 
         Returns:
-            (total_count, annotated_count) 元组
+            (total_count, annotated_count, in_progress_count) 元组
         """
         # 获取标注项目快照数据量（只统计快照内的文件）
         total_result = await self.db.execute(
@@ -71,7 +72,16 @@ class DatasetMappingService:
         )
         annotated_count = int(annotated_result.scalar() or 0)
 
-        return total_count, annotated_count
+        # 获取分段标注中数据量（标注状态为 IN_PROGRESS）
+        in_progress_result = await self.db.execute(
+            select(func.count(func.distinct(AnnotationResult.file_id))).where(
+                AnnotationResult.project_id == project_id,
+                AnnotationResult.annotation_status == ANNOTATION_STATUS_IN_PROGRESS,
+            )
+        )
+        in_progress_count = int(in_progress_result.scalar() or 0)
+
+        return total_count, annotated_count, in_progress_count
     
     async def _to_response_from_row(
         self,
@@ -110,7 +120,7 @@ class DatasetMappingService:
             logger.debug(f"Included template details for template_id: {template_id}")
 
         # 获取统计数据
-        total_count, annotated_count = await self._get_project_stats(
+        total_count, annotated_count, in_progress_count = await self._get_project_stats(
             mapping.id, mapping.dataset_id
         )
 
@@ -127,6 +137,7 @@ class DatasetMappingService:
             "segmentation_enabled": segmentation_enabled,
             "total_count": total_count,
             "annotated_count": annotated_count,
+            "in_progress_count": in_progress_count,
             "created_at": mapping.created_at,
             "updated_at": mapping.updated_at,
             "deleted_at": mapping.deleted_at,
@@ -177,9 +188,9 @@ class DatasetMappingService:
             logger.debug(f"Included template details for template_id: {template_id}")
 
         # 获取统计数据
-        total_count, annotated_count = 0, 0
+        total_count, annotated_count, in_progress_count = 0, 0, 0
         if dataset_id:
-            total_count, annotated_count = await self._get_project_stats(
+            total_count, annotated_count, in_progress_count = await self._get_project_stats(
                 mapping.id, dataset_id
             )
 
@@ -197,6 +208,7 @@ class DatasetMappingService:
             "segmentation_enabled": segmentation_enabled,
             "total_count": total_count,
             "annotated_count": annotated_count,
+            "in_progress_count": in_progress_count,
             "created_at": mapping.created_at,
             "updated_at": mapping.updated_at,
             "deleted_at": mapping.deleted_at,