package dto

import (
	"time"

	"photography-backend/internal/model/entity"
)

// LoginRequest 登录请求
type LoginRequest struct {
	Email    string `json:"email" binding:"required,email" validate:"required,email"`
	Password string `json:"password" binding:"required" validate:"required"`
}

// RegisterRequest 注册请求
type RegisterRequest struct {
	Username string `json:"username" binding:"required,min=3,max=50" validate:"required,min=3,max=50"`
	Email    string `json:"email" binding:"required,email" validate:"required,email"`
	Password string `json:"password" binding:"required,min=6" validate:"required,min=6"`
	Name     string `json:"name" binding:"max=100" validate:"max=100"`
}

// RefreshTokenRequest 刷新令牌请求
type RefreshTokenRequest struct {
	RefreshToken string `json:"refresh_token" binding:"required" validate:"required"`
}

// TokenResponse 令牌响应
type TokenResponse struct {
	AccessToken  string    `json:"access_token"`
	RefreshToken string    `json:"refresh_token"`
	TokenType    string    `json:"token_type"`
	ExpiresIn    int64     `json:"expires_in"`
	ExpiresAt    time.Time `json:"expires_at"`
}

// LoginResponse 登录响应
type LoginResponse struct {
	Token TokenResponse `json:"token"`
	User  UserResponse  `json:"user"`
}

// RegisterResponse 注册响应
type RegisterResponse struct {
	Token TokenResponse `json:"token"`
	User  UserResponse  `json:"user"`
}

// TokenClaims JWT 令牌声明
type TokenClaims struct {
	UserID   uint            `json:"user_id"`
	Username string          `json:"username"`
	Email    string          `json:"email"`
	Role     entity.UserRole `json:"role"`
	TokenID  string          `json:"token_id"`
	IssuedAt time.Time       `json:"issued_at"`
	ExpiresAt time.Time      `json:"expires_at"`
}

// ResetPasswordRequest 重置密码请求
type ResetPasswordRequest struct {
	Email string `json:"email" binding:"required,email" validate:"required,email"`
}

// ConfirmResetPasswordRequest 确认重置密码请求
type ConfirmResetPasswordRequest struct {
	Token       string `json:"token" binding:"required" validate:"required"`
	NewPassword string `json:"new_password" binding:"required,min=6" validate:"required,min=6"`
}

// VerifyEmailRequest 验证邮箱请求
type VerifyEmailRequest struct {
	Token string `json:"token" binding:"required" validate:"required"`
}

// LogoutRequest 登出请求
type LogoutRequest struct {
	Token string `json:"token" binding:"required" validate:"required"`
}

// AuthStatsResponse 认证统计响应
type AuthStatsResponse struct {
	TotalLogins     int64              `json:"total_logins"`
	ActiveSessions  int64              `json:"active_sessions"`
	FailedAttempts  int64              `json:"failed_attempts"`
	RecentLogins    []LoginInfo        `json:"recent_logins"`
	LoginsByHour    map[string]int64   `json:"logins_by_hour"`
	LoginsByDevice  map[string]int64   `json:"logins_by_device"`
}

// LoginInfo 登录信息
type LoginInfo struct {
	UserID    uint      `json:"user_id"`
	Username  string    `json:"username"`
	Email     string    `json:"email"`
	LoginTime time.Time `json:"login_time"`
	IPAddress string    `json:"ip_address"`
	UserAgent string    `json:"user_agent"`
	Success   bool      `json:"success"`
}

// ValidateTokenResponse 验证令牌响应
type ValidateTokenResponse struct {
	Valid  bool         `json:"valid"`
	Claims *TokenClaims `json:"claims,omitempty"`
	Error  string       `json:"error,omitempty"`
}