feat():learning后台管理项目初始化

internal/models/message_push.go

@@ -0,0 +1,78 @@
+package models
+
+import (
+	"time"
+)
+
+// MessagePushLog 消息推送记录模型
+type MessagePushLog struct {
+	ID           int64      `gorm:"primaryKey;autoIncrement" json:"id"`
+	Title        string     `gorm:"type:varchar(255);not null;default:'';comment:消息标题" json:"title"`
+	Content      string     `gorm:"type:text;not null;comment:消息内容" json:"content"`
+	TargetUsers  string     `gorm:"type:json;not null;comment:目标用户ID列表" json:"target_users"` // 存储JSON字符串
+	SenderID     int        `gorm:"not null;comment:发送人ID" json:"sender_id"`
+	SenderName   string     `gorm:"type:varchar(100);not null;comment:发送人姓名" json:"sender_name"`
+	Status       int        `gorm:"type:tinyint;default:0;comment:发送状态 0=待发送 1=发送中 2=发送成功 3=发送失败" json:"status"`
+	SuccessCount int        `gorm:"default:0;comment:成功数量" json:"success_count"`
+	FailCount    int        `gorm:"default:0;comment:失败数量" json:"fail_count"`
+	ErrorMessage string     `gorm:"type:text;comment:错误信息" json:"error_message"`
+	SentAt       *time.Time `gorm:"comment:发送时间" json:"sent_at"`
+	CreatedAt    time.Time  `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt    time.Time  `gorm:"autoUpdateTime" json:"updated_at"`
+}
+
+// TableName 指定数据库表名
+func (MessagePushLog) TableName() string {
+	return "admin_message_push_logs"
+}
+
+// MessagePushRequest 消息推送请求
+type MessagePushRequest struct {
+	Title   string `json:"title" validate:"required,min=1,max=100"`
+	Content string `json:"content" validate:"required,min=1,max=2000"`
+	UserIDs []int  `json:"user_ids" validate:"required,min=1"`
+}
+
+// MessagePushResponse 消息推送响应
+type MessagePushResponse struct {
+	LogID        int64 `json:"log_id"`
+	SuccessCount int   `json:"success_count"`
+	FailCount    int   `json:"fail_count"`
+}
+
+// MessagePushListRequest 推送记录列表请求
+type MessagePushListRequest struct {
+	Page      int    `form:"page,default=1"`
+	PageSize  int    `form:"page_size,default=10"`
+	Status    *int   `form:"status"` // 0=待发送, 1=发送中, 2=发送成功, 3=发送失败
+	SenderID  *int   `form:"sender_id"`
+	StartTime string `form:"start_time"`
+	EndTime   string `form:"end_time"`
+}
+
+// MessagePushListResponse 推送记录列表响应
+type MessagePushListResponse struct {
+	List     []MessagePushLog `json:"list"`
+	Total    int64            `json:"total"`
+	Page     int              `json:"page"`
+	PageSize int              `json:"page_size"`
+}
+
+// UserSearchRequest 用户搜索请求
+type UserSearchRequest struct {
+	Keyword string `form:"keyword" validate:"required,min=1"`
+	Limit   int    `form:"limit,default=20"`
+}
+
+// UserSearchResponse 用户搜索响应
+type UserSearchResponse struct {
+	Users []UserSearchItem `json:"users"`
+	Total int              `json:"total"`
+}
+
+// UserSearchItem 用户搜索项
+type UserSearchItem struct {
+	ID       int    `json:"id"`
+	Username string `json:"username"`
+	Email    string `json:"email"`
+}