feat: structure

backend/app/routers/library.py

@@ -0,0 +1,61 @@
+"""
+Library API router for stats and scanning
+"""
+from fastapi import APIRouter, Depends
+from sqlalchemy import select, func
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.database import get_db
+from app.models import Photo
+
+router = APIRouter()
+
+@router.get("/stats")
+async def get_library_stats(db: AsyncSession = Depends(get_db)):
+    """Get library statistics"""
+    # Count total photos
+    total_photos = await db.execute(
+        select(func.count(Photo.id)).where(Photo.media_type.in_(['photo', 'heic', 'raw']))
+    )
+    photo_count = total_photos.scalar()
+    
+    # Count total videos
+    total_videos = await db.execute(
+        select(func.count(Photo.id)).where(Photo.media_type == 'video')
+    )
+    video_count = total_videos.scalar()
+    
+    # Calculate total size
+    total_size = await db.execute(
+        select(func.sum(Photo.file_size))
+    )
+    size = total_size.scalar() or 0
+    
+    return {
+        "total_photos": photo_count,
+        "total_videos": video_count,
+        "total_size": size,
+        "total_size_gb": round(size / (1024**3), 2) if size else 0
+    }
+
+@router.post("/scan")
+async def trigger_scan():
+    """Trigger full library re-scan"""
+    from app.tasks.scan import scan_all_source_roots
+    
+    scan_all_source_roots.delay()
+    
+    return {"status": "success", "message": "Library scan started"}
+
+@router.get("/scan/status")
+async def get_scan_status():
+    """Get current scan status"""
+    # This would connect to Celery to get task status
+    # For now, return a simple response
+    return {
+        "status": "idle",
+        "progress": 0,
+        "current_folder": None,
+        "queued": 0,
+        "done": 0
+    }