utils

var (
	ErrorUserNameNull  = errors.New("用户名不合法")
	ErrorUserExit      = errors.New("用户名已注册过")
	ErrorUserNotExit   = errors.New("用户名不存在")
	ErrorPasswordNull  = errors.New("密码不合法,要求以字母开头，长度在6~18之间，只能包含字符、数字和下划线")
	ErrorPasswordError = errors.New("密码错误")
	ErrorNotInCache    = errors.New("没有命中缓存")
)

var (
	FeedPattern               = "feed"                     //所有视频的ID列表缓存(zset)的key
	VideoPattern              = "video:%d"                 //单条视频的信息缓存(hset)的key
	PublishPattern            = "publish:%d"               //单个用户的发布视频ID列表缓存(zset)的key
	UserPattern               = "user:%d"                  //单个用户的信息缓存(hset)的key
	CommentsOfVideoPattern    = "commentsOfVideo:%d"       //单条视频的所有发布评论ID列表缓存(zset)的key
	CommentPattern            = "comment:%d"               //单条评论的信息缓存(hset)的key
	FavoritePattern           = "favorite:%d"              //单个用户的所有点赞视频ID列表缓存(zset)的key
	FollowPattern             = "follow:%d"                //单个用户的所有关注用户ID列表缓存(zset)的key
	FollowerPattern           = "follower:%d"              //单个用户的所有粉丝用户ID列表缓存(zset)的key
	PublishEmptyPattern       = "publishVideoEmpty:%d"     //用户发布视频列表为空的空值处理：(set) key
	FavoriteEmptyPattern      = "favoriteVideoEmpty:%d"    //用户点赞视频列表为空的空值处理：(set) key
	FollowEmptyPattern        = "followUserEmpty:%d"       //用户关注列表为空的空值处理：(set) key
	FollowerEmptyPatten       = "userFollowerEmpty:%d"     //用户粉丝列表为空的空值处理：(set) key
	CommentEmptyPattern       = "videoCommentEmpty:%d"     //视频评论列表为空的空值处理：(set) key
	UsernameRegisteredPattern = "usernameRegistered:%s"    //用户名已被注册的缓存处理：(set) key
	UserInfoEmptyPattern      = "userInfoEmptyPattern:%d"  //用户信息查看缓存穿透的空值处理(set)key
	UserLoginEmptyPattern     = "userLoginEmptyPattern:%s" //登录用户名不存在的空值处理(set)key
)

var (
	VideoExpire              = 10 * time.Minute
	PublishExpire            = 10 * time.Minute
	UserExpire               = 10 * time.Minute
	CommentsOfVideoExpire    = 10 * time.Minute
	CommentExpire            = 10 * time.Minute
	FavoriteExpire           = 10 * time.Minute
	FollowExpire             = 10 * time.Minute
	FollowerExpire           = 10 * time.Minute
	PublishEmptyExpire       = 1 * time.Minute
	FavoriteEmptyExpire      = 1 * time.Minute
	FollowEmptyExpire        = 1 * time.Minute
	FollowerEmptyExpire      = 1 * time.Minute
	CommentEmptyExpire       = 1 * time.Minute
	UsernameRegisteredExpire = 10 * time.Second
	UserInfoEmptyExpire      = 10 * time.Second
	UserLoginEmptyExpire     = 10 * time.Second
)