package service

import (
	"resource-server/common"
	"resource-server/dto"
	"resource-server/models"
	"time"
)

func Login(username string, password string) (*dto.UserInfoResp, error) {
	var user models.User
	err := models.DB.Model(&models.User{}).First(&user, "name = ?", username).Error
	if err != nil {
		return nil, err
	}
	if ok := user.CompareHashAndPassword([]byte(password)); !ok {
		return nil, common.InvalidUsernameOrPasswd
	}
	user.LastLoginTime = time.Now()
	err = models.DB.Save(&user).Error
	if err != nil {
		return nil, err
	}
	token, expire, err := common.NewToken(user.ID, user.Name)
	if err != nil {
		return nil, err
	}
	return &dto.UserInfoResp{
		Token:  token,
		Expire: expire,
		Uid:    user.ID,
		Name:   user.Name,
		Avatar: user.Avatar,
	}, nil
}