package video

import (
	"context"

	dto "media/model/dto/video"
	service "media/service/video"

	"github.com/gogf/gf/v2/frame/g"
)

// GetDuration 获取视频时长 POST /video/duration
// 方法挂载在 video struct 上，利用 Concat 已注册的 `/video` 组前缀
func (c *video) GetDuration(ctx context.Context, req *dto.VideoDurationReq) (res *dto.VideoDurationRes, err error) {
	ctx = withUser(ctx)
	g.Log().Infof(ctx, "[视频时长] 收到请求: video_urls=%v", req.VideoURLs)

	res, err = service.VideoDuration.GetVideoDurations(ctx, req.VideoURLs)
	if err != nil {
		g.Log().Errorf(ctx, "[视频时长] 获取失败: %v", err)
		return nil, err
	}

	g.Log().Infof(ctx, "[视频时长] 响应: count=%d, total=%s", res.Count, res.TotalDurationStr)
	return res, nil
}