package models

import (
	"fmt"
	"time"

	"github.com/astaxie/beego/orm"
)

type User struct {
	Id            int       `orm:"column(id);pk" description:"用户id"`
	NickName      string    `orm:"column(nick_name);size(100)" description:"昵称"`
	Phone         string    `orm:"column(phone);size(40)" description:"手机号码"`
	Passwd        string    `orm:"column(passwd);size(128)" description:"密码"`
	Icon          string    `orm:"column(icon);size(255)" description:"头像"`
	LastLoginTime time.Time `orm:"column(last_login_time);type(timestamp)" description:"最后一次登录时间"`
	CreateAt      time.Time `orm:"column(create_at);type(timestamp);auto_now_add" description:"创建时间"`
	EnableStatus  int8      `orm:"column(enable_status)" description:"是否有效"`
}

func (t *User) TableName() string {
	return "user"
}

func init() {
	orm.RegisterModel(new(User))
}

// AddUser insert a new User into database and returns
// last inserted Id on success.
func AddUser(m *User) (id int64, err error) {
	o := orm.NewOrm()
	id, err = o.Insert(m)
	return
}

// GetUserById retrieves User by Id. Returns error if
// Id doesn't exist
func GetUserById(id int) (v *User, err error) {
	o := orm.NewOrm()
	v = &User{Id: id}
	if err = o.Read(v); err == nil {
		return v, nil
	}
	return nil, err
}

// UpdateUser updates User by Id and returns error if
// the record to be updated doesn't exist
func UpdateUserById(m *User) (err error) {
	o := orm.NewOrm()
	v := User{Id: m.Id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Update(m); err == nil {
			fmt.Println("Number of records updated in database:", num)
		}
	}
	return
}

// DeleteUser deletes User by Id and returns error if
// the record to be deleted doesn't exist
func DeleteUser(id int) (err error) {
	o := orm.NewOrm()
	v := User{Id: id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Delete(&User{Id: id}); err == nil {
			fmt.Println("Number of records deleted in database:", num)
		}
	}
	return
}