"""
视频分析API路由 (T-024)

GET /api/v1/videos/{item_id}/analysis
"""

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

from app.database import get_db
from app.services.video_analysis import get_video_analysis_data
from app.services.yuntu_api import YuntuAPIError

router = APIRouter(prefix="/videos", tags=["视频分析"])


@router.get("/{item_id}/analysis")
async def get_video_analysis(
    item_id: str,
    db: AsyncSession = Depends(get_db),
):
    """
    获取视频分析数据。

    返回6大类指标：
    - 基础信息 (8字段)
    - 触达指标 (7字段)
    - A3指标 (3字段)
    - 搜索指标 (5字段)
    - 费用指标 (3字段)
    - 成本指标 (6字段，计算得出)

    Args:
        item_id: 视频ID

    Returns:
        视频分析数据

    Raises:
        404: 视频不存在
        500: API调用失败
    """
    try:
        result = await get_video_analysis_data(db, item_id)
        return {
            "success": True,
            "data": result,
        }
    except ValueError as e:
        raise HTTPException(status_code=404, detail=str(e))
    except YuntuAPIError as e:
        # API失败但有降级数据时不抛错
        raise HTTPException(status_code=500, detail=f"API Error: {e.message}")
    except Exception as e:
        raise HTTPException(status_code=500, detail=f"Internal error: {str(e)}")