by Robin at 20240911; separate

library/mediafiller/mediafiller.go

@@ -184,22 +184,3 @@ func FillListInternal(ctx *gin.Context, list []MediaFillable) error {
 
 	return nil
 }
-
-func GetCoverIds(ctx *gin.Context, list []MediaFillable) ([]int64, error) {
-	coverIds := make([]int64, 0)
-	videoIds := make([]int64, 0)
-	for _, v := range list {
-		videoIds = append(videoIds, v.GetVideoIds()...)
-	}
-	videoMap, err := getVideoMapByIds(ctx, videoIds)
-	if err != nil {
-		logger.Error("mediafiller component getVideoMapByIds failed : %v", err)
-		return make([]int64, 0), err
-	}
-
-	// 获取视频封面
-	for _, v := range videoMap {
-		coverIds = append(coverIds, v.CoverId)
-	}
-	return coverIds, nil
-}