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package entities
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import (
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"time"
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2025-07-13 16:36:20 +08:00
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"github.com/google/uuid"
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2025-07-02 16:17:59 +08:00
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"gorm.io/gorm"
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)
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2025-07-11 21:05:58 +08:00
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// SMSCode 短信验证码记录实体
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// 记录用户发送的所有短信验证码,支持多种使用场景
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// 包含验证码的有效期管理、使用状态跟踪、安全审计等功能
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// @Description 短信验证码记录实体
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type SMSCode struct {
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// 基础标识
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ID string `gorm:"primaryKey;type:varchar(36)" json:"id" comment:"短信验证码记录唯一标识" example:"123e4567-e89b-12d3-a456-426614174000"`
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Phone string `gorm:"type:varchar(20);not null;index" json:"phone" comment:"接收手机号" example:"13800138000"`
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Code string `gorm:"type:varchar(10);not null" json:"-" comment:"验证码内容(不返回给前端)"`
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Scene SMSScene `gorm:"type:varchar(20);not null" json:"scene" comment:"使用场景" example:"register"`
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Used bool `gorm:"default:false" json:"used" comment:"是否已使用" example:"false"`
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ExpiresAt time.Time `gorm:"not null" json:"expires_at" comment:"过期时间" example:"2024-01-01T00:05:00Z"`
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UsedAt *time.Time `json:"used_at,omitempty" comment:"使用时间"`
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CreatedAt time.Time `gorm:"autoCreateTime" json:"created_at" comment:"创建时间" example:"2024-01-01T00:00:00Z"`
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UpdatedAt time.Time `gorm:"autoUpdateTime" json:"updated_at" comment:"更新时间" example:"2024-01-01T00:00:00Z"`
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DeletedAt gorm.DeletedAt `gorm:"index" json:"-" comment:"软删除时间"`
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// 额外信息 - 安全审计相关数据
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IP string `gorm:"type:varchar(45)" json:"ip" comment:"发送IP地址" example:"192.168.1.1"`
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UserAgent string `gorm:"type:varchar(500)" json:"user_agent" comment:"客户端信息" example:"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"`
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}
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// SMSScene 短信验证码使用场景枚举
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// 定义系统中所有需要使用短信验证码的业务场景
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// @Description 短信验证码使用场景
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type SMSScene string
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const (
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SMSSceneRegister SMSScene = "register" // 注册 - 新用户注册验证
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SMSSceneLogin SMSScene = "login" // 登录 - 手机号登录验证
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SMSSceneChangePassword SMSScene = "change_password" // 修改密码 - 修改密码验证
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SMSSceneResetPassword SMSScene = "reset_password" // 重置密码 - 忘记密码重置
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SMSSceneBind SMSScene = "bind" // 绑定手机号 - 绑定新手机号
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SMSSceneUnbind SMSScene = "unbind" // 解绑手机号 - 解绑当前手机号
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SMSSceneCertification SMSScene = "certification" // 企业认证 - 企业入驻认证
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)
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// BeforeCreate GORM钩子:创建前自动生成UUID
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func (s *SMSCode) BeforeCreate(tx *gorm.DB) error {
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if s.ID == "" {
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s.ID = uuid.New().String()
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}
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return nil
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}
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// 实现 Entity 接口 - 提供统一的实体管理接口
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// GetID 获取实体唯一标识
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func (s *SMSCode) GetID() string {
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return s.ID
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}
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// GetCreatedAt 获取创建时间
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func (s *SMSCode) GetCreatedAt() time.Time {
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return s.CreatedAt
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}
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// GetUpdatedAt 获取更新时间
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func (s *SMSCode) GetUpdatedAt() time.Time {
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return s.UpdatedAt
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}
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// Validate 验证短信验证码
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// 检查短信验证码记录的必填字段是否完整,确保数据的有效性
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func (s *SMSCode) Validate() error {
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if s.Phone == "" {
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return &ValidationError{Message: "手机号不能为空"}
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}
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if s.Code == "" {
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return &ValidationError{Message: "验证码不能为空"}
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}
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if s.Scene == "" {
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return &ValidationError{Message: "使用场景不能为空"}
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}
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if s.ExpiresAt.IsZero() {
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return &ValidationError{Message: "过期时间不能为空"}
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}
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// 验证手机号格式
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if !IsValidPhoneFormat(s.Phone) {
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return &ValidationError{Message: "手机号格式无效"}
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}
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// 验证验证码格式
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if err := s.validateCodeFormat(); err != nil {
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return err
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}
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return nil
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}
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// ================ 业务方法 ================
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// VerifyCode 验证验证码
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// 检查输入的验证码是否匹配且有效
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func (s *SMSCode) VerifyCode(inputCode string) error {
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// 1. 检查验证码是否已使用
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if s.Used {
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return &ValidationError{Message: "验证码已被使用"}
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}
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// 2. 检查验证码是否已过期
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if s.IsExpired() {
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return &ValidationError{Message: "验证码已过期"}
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}
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// 3. 检查验证码是否匹配
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if s.Code != inputCode {
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return &ValidationError{Message: "验证码错误"}
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}
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// 4. 标记为已使用
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s.MarkAsUsed()
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return nil
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}
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// IsExpired 检查验证码是否已过期
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// 判断当前时间是否超过验证码的有效期
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func (s *SMSCode) IsExpired() bool {
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return time.Now().After(s.ExpiresAt) || time.Now().Equal(s.ExpiresAt)
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}
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// IsValid 检查验证码是否有效
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// 综合判断验证码是否可用,包括未使用和未过期两个条件
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func (s *SMSCode) IsValid() bool {
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return !s.Used && !s.IsExpired()
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}
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// MarkAsUsed 标记验证码为已使用
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// 在验证码被成功使用后调用,记录使用时间并标记状态
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func (s *SMSCode) MarkAsUsed() {
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s.Used = true
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now := time.Now()
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s.UsedAt = &now
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}
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// CanResend 检查是否可以重新发送验证码
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// 基于时间间隔和场景判断是否允许重新发送
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func (s *SMSCode) CanResend(minInterval time.Duration) bool {
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// 如果验证码已使用或已过期,可以重新发送
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if s.Used || s.IsExpired() {
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return true
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}
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// 检查距离上次发送的时间间隔
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timeSinceCreated := time.Since(s.CreatedAt)
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return timeSinceCreated >= minInterval
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}
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// GetRemainingTime 获取验证码剩余有效时间
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func (s *SMSCode) GetRemainingTime() time.Duration {
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if s.IsExpired() {
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return 0
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}
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return s.ExpiresAt.Sub(time.Now())
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}
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// IsRecentlySent 检查是否最近发送过验证码
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func (s *SMSCode) IsRecentlySent(within time.Duration) bool {
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return time.Since(s.CreatedAt) < within
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}
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// GetMaskedCode 获取脱敏的验证码(用于日志记录)
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func (s *SMSCode) GetMaskedCode() string {
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if len(s.Code) < 3 {
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return "***"
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}
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return s.Code[:1] + "***" + s.Code[len(s.Code)-1:]
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}
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// GetMaskedPhone 获取脱敏的手机号
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func (s *SMSCode) GetMaskedPhone() string {
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if len(s.Phone) < 7 {
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return s.Phone
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}
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return s.Phone[:3] + "****" + s.Phone[len(s.Phone)-4:]
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}
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// ================ 场景相关方法 ================
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// IsSceneValid 检查场景是否有效
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func (s *SMSCode) IsSceneValid() bool {
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validScenes := []SMSScene{
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SMSSceneRegister,
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SMSSceneLogin,
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SMSSceneChangePassword,
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SMSSceneResetPassword,
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SMSSceneBind,
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SMSSceneUnbind,
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SMSSceneCertification,
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}
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for _, scene := range validScenes {
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if s.Scene == scene {
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return true
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}
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}
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return false
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}
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// GetSceneName 获取场景的中文名称
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func (s *SMSCode) GetSceneName() string {
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sceneNames := map[SMSScene]string{
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SMSSceneRegister: "用户注册",
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SMSSceneLogin: "用户登录",
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SMSSceneChangePassword: "修改密码",
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SMSSceneResetPassword: "重置密码",
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SMSSceneBind: "绑定手机号",
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SMSSceneUnbind: "解绑手机号",
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SMSSceneCertification: "企业认证",
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}
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if name, exists := sceneNames[s.Scene]; exists {
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return name
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}
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return string(s.Scene)
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}
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// ================ 安全相关方法 ================
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// IsSuspicious 检查是否存在可疑行为
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func (s *SMSCode) IsSuspicious() bool {
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// 检查IP地址是否为空(可能表示异常)
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if s.IP == "" {
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return true
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}
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// 检查UserAgent是否为空(可能表示异常)
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if s.UserAgent == "" {
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return true
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}
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// 可以添加更多安全检查逻辑
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// 例如:检查IP是否来自异常地区、UserAgent是否异常等
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return false
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}
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// GetSecurityInfo 获取安全信息摘要
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func (s *SMSCode) GetSecurityInfo() map[string]interface{} {
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return map[string]interface{}{
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"ip": s.IP,
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"user_agent": s.UserAgent,
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"suspicious": s.IsSuspicious(),
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"scene": s.GetSceneName(),
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"created_at": s.CreatedAt,
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}
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}
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// ================ 私有辅助方法 ================
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// validateCodeFormat 验证验证码格式
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func (s *SMSCode) validateCodeFormat() error {
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// 检查验证码长度
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if len(s.Code) < 4 || len(s.Code) > 10 {
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return &ValidationError{Message: "验证码长度必须在4-10位之间"}
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}
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// 检查验证码是否只包含数字
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for _, char := range s.Code {
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if char < '0' || char > '9' {
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return &ValidationError{Message: "验证码只能包含数字"}
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}
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}
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return nil
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}
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// ================ 静态工具方法 ================
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// IsValidScene 检查场景是否有效(静态方法)
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func IsValidScene(scene SMSScene) bool {
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validScenes := []SMSScene{
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SMSSceneRegister,
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SMSSceneLogin,
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SMSSceneChangePassword,
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SMSSceneResetPassword,
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SMSSceneBind,
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SMSSceneUnbind,
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2025-07-20 20:53:26 +08:00
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SMSSceneCertification,
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2025-07-11 21:05:58 +08:00
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}
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for _, validScene := range validScenes {
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if scene == validScene {
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return true
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}
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}
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return false
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}
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// GetSceneName 获取场景的中文名称(静态方法)
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func GetSceneName(scene SMSScene) string {
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sceneNames := map[SMSScene]string{
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SMSSceneRegister: "用户注册",
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SMSSceneLogin: "用户登录",
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SMSSceneChangePassword: "修改密码",
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SMSSceneResetPassword: "重置密码",
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SMSSceneBind: "绑定手机号",
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SMSSceneUnbind: "解绑手机号",
|
2025-07-20 20:53:26 +08:00
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SMSSceneCertification: "企业认证",
|
2025-07-11 21:05:58 +08:00
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}
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if name, exists := sceneNames[scene]; exists {
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return name
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}
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|
return string(scene)
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}
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// NewSMSCode 创建新的短信验证码(工厂方法)
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|
func NewSMSCode(phone, code string, scene SMSScene, expireTime time.Duration, clientIP, userAgent string) (*SMSCode, error) {
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|
|
smsCode := &SMSCode{
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Phone: phone,
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Code: code,
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Scene: scene,
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Used: false,
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|
ExpiresAt: time.Now().Add(expireTime),
|
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|
IP: clientIP,
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|
UserAgent: userAgent,
|
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|
}
|
|
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|
|
// 验证实体
|
|
|
|
|
|
if err := smsCode.Validate(); err != nil {
|
|
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|
|
|
return nil, err
|
|
|
|
|
|
}
|
|
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|
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|
|
|
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|
|
|
return smsCode, nil
|
|
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|
|
}
|
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|
|
2025-07-02 16:17:59 +08:00
|
|
|
|
// TableName 指定表名
|
|
|
|
|
|
func (SMSCode) TableName() string {
|
|
|
|
|
|
return "sms_codes"
|
|
|
|
|
|
}
|