package service import ( "fmt" "time" "github.com/gin-gonic/gin" "github.com/rocboss/paopao-ce/global" "github.com/rocboss/paopao-ce/internal/model" "github.com/rocboss/paopao-ce/pkg/convert" "github.com/rocboss/paopao-ce/pkg/errcode" ) // MAX_WHISPER_NUM_DAILY 当日单用户私信总数限制(TODO 配置化、积分兑换等) const MAX_WHISPER_NUM_DAILY = 20 type ReadMessageReq struct { ID int64 `json:"id" binding:"required"` } type WhisperReq struct { UserID int64 `json:"user_id" binding:"required"` Content string `json:"content" binding:"required"` } // CreateWhisper 创建私信 func CreateWhisper(c *gin.Context, msg *model.Message) (*model.Message, error) { whisperKey := fmt.Sprintf("WhisperTimes:%d", msg.SenderUserID) // 今日频次限制 if res, _ := global.Redis.Get(c, whisperKey).Result(); convert.StrTo(res).MustInt() >= MAX_WHISPER_NUM_DAILY { return nil, errcode.TooManyWhisperNum } // 创建私信 msg, err := ds.CreateMessage(msg) if err != nil { return nil, err } // 写入当日(自然日)计数缓存 global.Redis.Incr(c, whisperKey).Result() currentTime := time.Now() endTime := time.Date(currentTime.Year(), currentTime.Month(), currentTime.Day(), 23, 59, 59, 0, currentTime.Location()) global.Redis.Expire(c, whisperKey, endTime.Sub(currentTime)) return msg, err } func GetUnreadCount(userID int64) (int64, error) { return ds.GetUnreadCount(userID) } func ReadMessage(id, userID int64) error { // 获取message message, err := ds.GetMessageByID(id) if err != nil { return err } if message.ReceiverUserID != userID { return errcode.NoPermission } // 已读消息 return ds.ReadMessage(message) } func GetMessages(userID int64, offset, limit int) ([]*model.MessageFormated, int64, error) { conditions := &model.ConditionsT{ "receiver_user_id": userID, "ORDER": "id DESC", } messages, err := ds.GetMessages(conditions, offset, limit) for _, mf := range messages { if mf.SenderUserID > 0 { user, err := ds.GetUserByID(mf.SenderUserID) if err == nil { mf.SenderUser = user.Format() } } if mf.PostID > 0 { post, err := GetPost(mf.PostID) if err == nil { mf.Post = post if mf.CommentID > 0 { comment, err := GetPostComment(mf.CommentID) if err == nil { mf.Comment = comment if mf.ReplyID > 0 { reply, err := GetPostCommentReply(mf.ReplyID) if err == nil { mf.Reply = reply } } } } } } } if err != nil { return nil, 0, err } // 获取总量 totalRows, _ := ds.GetMessageCount(conditions) return messages, totalRows, nil }