from __future__ import annotations

import json

from fastapi import APIRouter, Depends
from sqlalchemy.ext.asyncio import AsyncSession

from app.dependencies import get_admin_user, get_db
from app.models.user import User
from app.schemas.video_upscale import VideoUpscaleConfigOut, VideoUpscaleConfigSaveRequest
from app.services.operation_log import log_operation
from app.services.video_upscale.config_service import get_video_upscale_config, save_video_upscale_config

router = APIRouter(prefix="/admin/video-upscale", tags=["admin-video-upscale"])


@router.get("/config", response_model=VideoUpscaleConfigOut, summary="获取视频超分配置")
async def get_config(
    admin: User = Depends(get_admin_user),
    db: AsyncSession = Depends(get_db),
):
    _ = admin
    return await get_video_upscale_config(db)


@router.put("/config", response_model=VideoUpscaleConfigOut, summary="保存视频超分配置")
async def save_config(
    req: VideoUpscaleConfigSaveRequest,
    admin: User = Depends(get_admin_user),
    db: AsyncSession = Depends(get_db),
):
    before = await get_video_upscale_config(db)
    result = await save_video_upscale_config(db, req.data)
    await log_operation(
        db,
        admin.id,
        admin.username,
        "保存视频超分配置",
        "PUT",
        "/admin/video-upscale/config",
        detail=json.dumps(
            {
                "before_version": before["data"].get("version"),
                "after_version": result["data"].get("version"),
                "enabled": result["data"].get("enabled"),
                "delete_source_after_success": result["data"].get("delete_source_after_success"),
                "rule_count": len(result["data"].get("rules") or []),
            },
            ensure_ascii=False,
        ),
    )
    await db.commit()
    return result