lan
4d8f2ec997
Set up project files and add .gitignore to exclude local build/runtime artifacts. Made-with: Cursor
128 lines
5.3 KiB
Go
128 lines
5.3 KiB
Go
package model
|
|
|
|
import (
|
|
"database/sql/driver"
|
|
"encoding/json"
|
|
"errors"
|
|
"time"
|
|
|
|
"gorm.io/gorm"
|
|
|
|
"carrot_bbs/internal/pkg/utils"
|
|
)
|
|
|
|
// SystemNotificationType 系统通知类型
|
|
type SystemNotificationType string
|
|
|
|
const (
|
|
// 互动通知
|
|
SysNotifyLikePost SystemNotificationType = "like_post" // 点赞帖子
|
|
SysNotifyLikeComment SystemNotificationType = "like_comment" // 点赞评论
|
|
SysNotifyComment SystemNotificationType = "comment" // 评论
|
|
SysNotifyReply SystemNotificationType = "reply" // 回复
|
|
SysNotifyFollow SystemNotificationType = "follow" // 关注
|
|
SysNotifyMention SystemNotificationType = "mention" // @提及
|
|
SysNotifyFavoritePost SystemNotificationType = "favorite_post" // 收藏帖子
|
|
SysNotifyLikeReply SystemNotificationType = "like_reply" // 点赞回复
|
|
|
|
// 系统消息
|
|
SysNotifySystem SystemNotificationType = "system" // 系统通知
|
|
SysNotifyAnnounce SystemNotificationType = "announce" // 系统公告
|
|
SysNotifyGroupInvite SystemNotificationType = "group_invite" // 群邀请
|
|
SysNotifyGroupJoinApply SystemNotificationType = "group_join_apply" // 加群申请待审批
|
|
SysNotifyGroupJoinApproved SystemNotificationType = "group_join_approved" // 加群申请通过
|
|
SysNotifyGroupJoinRejected SystemNotificationType = "group_join_rejected" // 加群申请拒绝
|
|
)
|
|
|
|
// SystemNotificationExtra 额外数据
|
|
type SystemNotificationExtra struct {
|
|
// 操作者信息
|
|
ActorID int64 `json:"actor_id,omitempty"`
|
|
ActorIDStr string `json:"actor_id_str,omitempty"`
|
|
ActorName string `json:"actor_name,omitempty"`
|
|
AvatarURL string `json:"avatar_url,omitempty"`
|
|
|
|
// 目标信息
|
|
TargetID string `json:"target_id,omitempty"` // 改为string类型以支持UUID
|
|
TargetTitle string `json:"target_title,omitempty"`
|
|
TargetType string `json:"target_type,omitempty"`
|
|
|
|
// 其他信息
|
|
ActionURL string `json:"action_url,omitempty"`
|
|
ActionTime string `json:"action_time,omitempty"`
|
|
|
|
// 群邀请/加群申请扩展字段
|
|
GroupID string `json:"group_id,omitempty"`
|
|
GroupName string `json:"group_name,omitempty"`
|
|
GroupAvatar string `json:"group_avatar,omitempty"`
|
|
GroupDescription string `json:"group_description,omitempty"`
|
|
Flag string `json:"flag,omitempty"`
|
|
RequestType string `json:"request_type,omitempty"`
|
|
RequestStatus string `json:"request_status,omitempty"`
|
|
Reason string `json:"reason,omitempty"`
|
|
TargetUserID string `json:"target_user_id,omitempty"`
|
|
TargetUserName string `json:"target_user_name,omitempty"`
|
|
TargetUserAvatar string `json:"target_user_avatar,omitempty"`
|
|
}
|
|
|
|
// Value 实现driver.Valuer接口
|
|
func (e SystemNotificationExtra) Value() (driver.Value, error) {
|
|
return json.Marshal(e)
|
|
}
|
|
|
|
// Scan 实现sql.Scanner接口
|
|
func (e *SystemNotificationExtra) Scan(value interface{}) error {
|
|
if value == nil {
|
|
return nil
|
|
}
|
|
bytes, ok := value.([]byte)
|
|
if !ok {
|
|
return errors.New("type assertion to []byte failed")
|
|
}
|
|
return json.Unmarshal(bytes, e)
|
|
}
|
|
|
|
// SystemNotification 系统通知（独立表，与消息完全分离）
|
|
// 每个用户只能看到自己的系统通知
|
|
type SystemNotification struct {
|
|
ID int64 `gorm:"primaryKey;autoIncrement:false" json:"id"`
|
|
ReceiverID string `gorm:"column:receiver_id;type:varchar(50);not null;index:idx_sys_notifications_receiver_read_created,priority:1" json:"receiver_id"` // 接收者ID (UUID)
|
|
Type SystemNotificationType `gorm:"type:varchar(30);not null" json:"type"` // 通知类型
|
|
Title string `gorm:"type:varchar(200)" json:"title,omitempty"` // 标题
|
|
Content string `gorm:"type:text;not null" json:"content"` // 内容
|
|
ExtraData *SystemNotificationExtra `gorm:"type:json" json:"extra_data,omitempty"` // 额外数据
|
|
IsRead bool `gorm:"default:false;index:idx_sys_notifications_receiver_read_created,priority:2" json:"is_read"` // 是否已读
|
|
ReadAt *time.Time `json:"read_at,omitempty"` // 阅读时间
|
|
|
|
// 软删除
|
|
DeletedAt gorm.DeletedAt `json:"-" gorm:"index"`
|
|
|
|
// 时间戳
|
|
CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime;index:idx_sys_notifications_receiver_read_created,priority:3,sort:desc"`
|
|
UpdatedAt time.Time `json:"updated_at" gorm:"autoUpdateTime"`
|
|
}
|
|
|
|
// BeforeCreate 创建前生成雪花算法ID
|
|
func (n *SystemNotification) BeforeCreate(tx *gorm.DB) error {
|
|
if n.ID == 0 {
|
|
id, err := utils.GetSnowflake().GenerateID()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
n.ID = id
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// TableName 指定表名
|
|
func (SystemNotification) TableName() string {
|
|
return "system_notifications"
|
|
}
|
|
|
|
// MarkAsRead 标记为已读
|
|
func (n *SystemNotification) MarkAsRead() {
|
|
now := time.Now()
|
|
n.IsRead = true
|
|
n.ReadAt = &now
|
|
}
|