<?php

namespace app\api\controller;

use app\api\service\LoginService;
use app\api\validate\LoginValidate;
use app\BaseController;
use app\Request;
use think\App;

class Login extends BaseController
{

    private $service;

    public function __construct(App $app)
    {
        $this->service = new LoginService();
        parent::__construct($app);
    }

    /**
     * @param Request $request
     * @return \think\response\Json
     * @throws \app\exception\BaseException
     */
    public function login(Request $request)
    {
        $params = (new LoginValidate())->message([
            'username.require' => lang('The user name must exist'),
            'username.max' => lang('The length of the user name is invalid'),
            'password.require' => lang('The password must exist'),
            'password.max' => lang('The length of the password is invalid'),
        ])->requestBodyCheck($request);
        $res = $this->service->loadByLogin($params['username'], md5($params['password']));
        predicate($res->bool, $res->message);
        return $this->ok($res->data);
    }

}