# app/modules/cms/routes/api/admin_media.py
"""
Admin media management endpoints for store media libraries.

Allows admins to manage media files on behalf of stores.
"""

import logging

from fastapi import APIRouter, Depends, File, Query, UploadFile
from sqlalchemy.orm import Session

from app.api.deps import get_current_admin_api
from app.core.database import get_db
from app.modules.cms.schemas.media import (
    MediaDetailResponse,
    MediaItemResponse,
    MediaListResponse,
    MediaUploadResponse,
)
from app.modules.cms.services.media_service import media_service
from app.modules.tenancy.schemas.auth import UserContext

admin_media_router = APIRouter(prefix="/media")
logger = logging.getLogger(__name__)


@admin_media_router.get("/stores/{store_id}", response_model=MediaListResponse)
def get_store_media_library(
    store_id: int,
    skip: int = Query(0, ge=0),
    limit: int = Query(100, ge=1, le=1000),
    media_type: str | None = Query(None, description="image, video, document"),
    folder: str | None = Query(None, description="Filter by folder"),
    search: str | None = Query(None),
    current_admin: UserContext = Depends(get_current_admin_api),
    db: Session = Depends(get_db),
):
    """
    Get media library for a specific store.

    Admin can browse any store's media library.
    """
    media_files, total = media_service.get_media_library(
        db=db,
        store_id=store_id,
        skip=skip,
        limit=limit,
        media_type=media_type,
        folder=folder,
        search=search,
    )

    return MediaListResponse(
        media=[MediaItemResponse.model_validate(m) for m in media_files],
        total=total,
        skip=skip,
        limit=limit,
    )


@admin_media_router.post("/stores/{store_id}/upload", response_model=MediaUploadResponse)
async def upload_store_media(
    store_id: int,
    file: UploadFile = File(...),
    folder: str | None = Query("products", description="products, general, etc."),
    current_admin: UserContext = Depends(get_current_admin_api),
    db: Session = Depends(get_db),
):
    """
    Upload media file for a specific store.

    Admin can upload media on behalf of any store.
    Files are stored in store-specific directories.
    """
    # Read file content
    file_content = await file.read()

    # Upload using service
    media_file = await media_service.upload_file(
        db=db,
        store_id=store_id,
        file_content=file_content,
        filename=file.filename or "unnamed",
        folder=folder or "products",
    )

    logger.info(f"Admin uploaded media for store {store_id}: {media_file.id}")

    return MediaUploadResponse(
        success=True,
        message="File uploaded successfully",
        media=MediaItemResponse.model_validate(media_file),
    )


@admin_media_router.get("/stores/{store_id}/{media_id}", response_model=MediaDetailResponse)
def get_store_media_detail(
    store_id: int,
    media_id: int,
    current_admin: UserContext = Depends(get_current_admin_api),
    db: Session = Depends(get_db),
):
    """
    Get detailed info about a specific media file.
    """
    media_file = media_service.get_media_by_id(db=db, media_id=media_id)

    # Verify media belongs to the specified store
    if media_file.store_id != store_id:
        from app.modules.cms.exceptions import MediaNotFoundException
        raise MediaNotFoundException(media_id)

    return MediaDetailResponse.model_validate(media_file)


@admin_media_router.delete("/stores/{store_id}/{media_id}")
def delete_store_media(
    store_id: int,
    media_id: int,
    current_admin: UserContext = Depends(get_current_admin_api),
    db: Session = Depends(get_db),
):
    """
    Delete a media file for a store.
    """
    media_file = media_service.get_media_by_id(db=db, media_id=media_id)

    # Verify media belongs to the specified store
    if media_file.store_id != store_id:
        from app.modules.cms.exceptions import MediaNotFoundException
        raise MediaNotFoundException(media_id)

    media_service.delete_media(db=db, media_id=media_id)

    logger.info(f"Admin deleted media {media_id} for store {store_id}")

    return {"success": True, "message": "Media deleted successfully"}