// internal/models/user_np.go

package models

import (
	"time"

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

// UserNP 用户名密码认证模型
type UserNP struct {
	ID        int64          `json:"id" gorm:"primaryKey"`
	Username  string         `json:"username" gorm:"not null;index;size:255;unique"`
	Password  string         `json:"password" gorm:"not null;size:255"`
	Email     *string        `json:"email" gorm:"type:text;unique"`
	Token     *string        `json:"token" gorm:"type:text"`
	CreatedAt time.Time      `json:"created_at" gorm:"autoCreateTime"`
	UpdatedAt time.Time      `json:"updated_at" gorm:"autoUpdateTime"`
	DeletedAt gorm.DeletedAt `json:"deleted_at" gorm:"index"`
}

// HashPassword 对密码进行哈希处理
func (u *UserNP) 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 *UserNP) CheckPassword(providedPassword string) bool {
	err := bcrypt.CompareHashAndPassword([]byte(u.Password), []byte(providedPassword))
	return err == nil
}