package models

// UserType represents user type
type UserType byte

// User types
const (
	USER_TYPE_NORMAL      UserType = 0
	USER_TYPE_ADMIN       UserType = 63
	USER_TYPE_SUPER_ADMIN UserType = 127
)

// WeekDay represents week day
type WeekDay byte

// Week days
const (
	WEEKDAY_SUNDAY    WeekDay = 0
	WEEKDAY_MONDAY    WeekDay = 1
	WEEKDAY_TUESDAY   WeekDay = 2
	WEEKDAY_WEDNESDAY WeekDay = 3
	WEEKDAY_THURSDAY  WeekDay = 4
	WEEKDAY_FRIDAY    WeekDay = 5
	WEEKDAY_SATURDAY  WeekDay = 6
	WEEKDAY_INVALID   WeekDay = 255
)

// User represents user data stored in database
type User struct {
	Uid               int64    `xorm:"PK"`
	Username          string   `xorm:"VARCHAR(32) UNIQUE NOT NULL"`
	Email             string   `xorm:"VARCHAR(100) UNIQUE NOT NULL"`
	Nickname          string   `xorm:"VARCHAR(64) NOT NULL"`
	Password          string   `xorm:"VARCHAR(64) NOT NULL"`
	Salt              string   `xorm:"VARCHAR(10) NOT NULL"`
	Rands             string   `xorm:"VARCHAR(10) NOT NULL"`
	Type              UserType `xorm:"TINYINT NOT NULL"`
	DefaultCurrency   string   `xorm:"VARCHAR(3) NOT NULL"`
	FirstDayOfWeek    WeekDay  `xorm:"TINYINT NOT NULL"`
	IsAdmin           bool     `xorm:"NOT NULL"`
	Deleted           bool     `xorm:"NOT NULL"`
	EmailVerified     bool     `xorm:"NOT NULL"`
	CreatedUnixTime   int64
	UpdatedUnixTime   int64
	DeletedUnixTime   int64
	LastLoginUnixTime int64
}

// UserBasicInfo represents a view-object of user basic info
type UserBasicInfo struct {
	Username        string  `json:"username"`
	Email           string  `json:"email"`
	Nickname        string  `json:"nickname"`
	DefaultCurrency string  `json:"defaultCurrency"`
	FirstDayOfWeek  WeekDay `json:"firstDayOfWeek"`
}

// UserLoginRequest represents all parameters of user login request
type UserLoginRequest struct {
	LoginName string `json:"loginName" binding:"required,notBlank,max=100,validUsername|validEmail"`
	Password  string `json:"password" binding:"required,min=6,max=128"`
}

// UserRegisterRequest represents all parameters of user registering request
type UserRegisterRequest struct {
	Username        string  `json:"username" binding:"required,notBlank,max=32,validUsername"`
	Email           string  `json:"email" binding:"required,notBlank,max=100,validEmail"`
	Nickname        string  `json:"nickname" binding:"required,notBlank,max=64"`
	Password        string  `json:"password" binding:"required,min=6,max=128"`
	DefaultCurrency string  `json:"defaultCurrency" binding:"required,len=3,validCurrency"`
	FirstDayOfWeek  WeekDay `json:"firstDayOfWeek" binding:"min=0,max=6"`
}

// UserProfileUpdateRequest represents all parameters of user updating profile request
type UserProfileUpdateRequest struct {
	Email           string   `json:"email" binding:"omitempty,notBlank,max=100,validEmail"`
	Nickname        string   `json:"nickname" binding:"omitempty,notBlank,max=64"`
	Password        string   `json:"password" binding:"omitempty,min=6,max=128"`
	OldPassword     string   `json:"oldPassword" binding:"omitempty,min=6,max=128"`
	DefaultCurrency string   `json:"defaultCurrency" binding:"omitempty,len=3,validCurrency"`
	FirstDayOfWeek  *WeekDay `json:"firstDayOfWeek" binding:"omitempty,min=0,max=6"`
}

// UserProfileUpdateResponse represents the data returns to frontend after updating profile
type UserProfileUpdateResponse struct {
	User     *UserBasicInfo `json:"user"`
	NewToken string         `json:"newToken,omitempty"`
}

// UserProfileResponse represents a view-object of user profile
type UserProfileResponse struct {
	Username        string   `json:"username"`
	Email           string   `json:"email"`
	Nickname        string   `json:"nickname"`
	Type            UserType `json:"type"`
	DefaultCurrency string   `json:"defaultCurrency"`
	FirstDayOfWeek  WeekDay  `json:"firstDayOfWeek"`
	LastLoginAt     int64    `json:"lastLoginAt"`
}

// ToUserBasicInfo returns a user basic view-object according to database model
func (u *User) ToUserBasicInfo() *UserBasicInfo {
	return &UserBasicInfo{
		Username:        u.Username,
		Email:           u.Email,
		Nickname:        u.Nickname,
		DefaultCurrency: u.DefaultCurrency,
		FirstDayOfWeek:  u.FirstDayOfWeek,
	}
}

// ToUserProfileResponse returns a user profile view-object according to database model
func (u *User) ToUserProfileResponse() *UserProfileResponse {
	return &UserProfileResponse{
		Username:        u.Username,
		Email:           u.Email,
		Nickname:        u.Nickname,
		Type:            u.Type,
		DefaultCurrency: u.DefaultCurrency,
		FirstDayOfWeek:  u.FirstDayOfWeek,
		LastLoginAt:     u.LastLoginUnixTime,
	}
}