package models

import (
	"golang.org/x/crypto/bcrypt"
	"gorm.io/gorm"
)

type User struct {
	ID        uint    `gorm:"primaryKey" json:"id"`
	Username  string  `gorm:"uniqueIndex;not null" json:"username"`
	Email     *string `gorm:"uniqueIndex;" json:"email"`
	Phone     *string `gorm:"uniqueIndex;" json:"phone"`
	Password  string  `gorm:"not null" json:"-"`
	CreatedAt int64   `json:"created_at"`
	UpdatedAt int64   `json:"updated_at"`
}

// HashPassword 密码加密
func (u *User) HashPassword(password string) error {
	bytes, err := bcrypt.GenerateFromPassword([]byte(password), 14)
	if err != nil {
		return err
	}
	u.Password = string(bytes)
	return nil
}

// CheckPassword 验证密码
func (u *User) CheckPassword(password string) bool {
	err := bcrypt.CompareHashAndPassword([]byte(u.Password), []byte(password))
	return err == nil
}

// BeforeCreate 创建前钩子
func (u *User) BeforeCreate(tx *gorm.DB) (err error) {
	if u.Password != "" {
		return u.HashPassword(u.Password)
	}
	return nil
}