feat: add segment tracking to audiobook projects and update UI to display progress

qwen3-tts-backend/api/audiobook.py

@@ -6,6 +6,7 @@ from typing import Optional
 
 from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, Form, status
 from fastapi.responses import FileResponse, StreamingResponse
+from sqlalchemy import func, case
 from sqlalchemy.orm import Session
 
 from api.auth import get_current_user
@@ -42,7 +43,7 @@ async def require_nsfw(current_user: User = Depends(get_current_user), db: Sessi
     return current_user
 
 
-def _project_to_response(project) -> AudiobookProjectResponse:
+def _project_to_response(project, segment_total: int = 0, segment_done: int = 0) -> AudiobookProjectResponse:
     return AudiobookProjectResponse(
         id=project.id,
         user_id=project.user_id,
@@ -54,6 +55,8 @@ def _project_to_response(project) -> AudiobookProjectResponse:
         script_config=getattr(project, 'script_config', None),
         created_at=project.created_at,
         updated_at=project.updated_at,
+        segment_total=segment_total,
+        segment_done=segment_done,
     )
 
 
@@ -160,7 +163,14 @@ async def list_projects(
     db: Session = Depends(get_db),
 ):
     projects = crud.list_audiobook_projects(db, current_user.id, skip=skip, limit=limit)
-    return [_project_to_response(p) for p in projects]
+    project_ids = [p.id for p in projects]
+    counts = db.query(
+        AudiobookSegment.project_id,
+        func.count(AudiobookSegment.id).label('total'),
+        func.sum(case((AudiobookSegment.status == 'done', 1), else_=0)).label('done'),
+    ).filter(AudiobookSegment.project_id.in_(project_ids)).group_by(AudiobookSegment.project_id).all()
+    count_map = {r.project_id: (int(r.total), int(r.done)) for r in counts}
+    return [_project_to_response(p, *count_map.get(p.id, (0, 0))) for p in projects]
 
 
 @router.post("/projects/generate-synopsis")

qwen3-tts-backend/schemas/audiobook.py

@@ -45,6 +45,8 @@ class AudiobookProjectResponse(BaseModel):
     script_config: Optional[Dict[str, Any]] = None
     created_at: datetime
     updated_at: datetime
+    segment_total: int = 0
+    segment_done: int = 0
 
     model_config = ConfigDict(from_attributes=True)