<?php

namespace app\common\service;

use app\common\model\Student;
use app\constant\ResponseCode;
use think\Exception;
use Tinywan\Jwt\JwtToken;

class StudentService
{


    /**
     * @desc 登录
     * @param $request
     * @return array
     */
    public function login($request)
    {
        try {
            $student = Student::where(['account' => $request['account']])->findOrEmpty();
            if ($student->isEmpty()) {
                throw new Exception('账号不存在');
            }
            if (empty($request['password'])) {
                throw new Exception('请填写密码');
            }

            if (md5($request['password'] . $student->salt) != $student->password) {
                throw new Exception('密码错误，请填写正确的密码');
            }

            $token_data = [
                'id' => $student->id,
                'role' => 'student'
            ];
            $token = JwtToken::generateToken($token_data);
            return [
                'code' => ResponseCode::SUCCESS,
                'data' => $token,
                'msg' => 'success'
            ];

        } catch (Exception $e) {
            return [
                'code' => ResponseCode::FAIL,
                'msg' => $e->getMessage()
            ];
        }
    }
/**
     * @desc 登录
     * @param $request
     * @return array
     */
    public function userInfo($request)
    {
        try {
            if (empty($request->student)) {
                throw new Exception('请学生登陆后再查看');
            }
            $student = Student::where(['id' => $request->student->id])->field('id,student_name,account,openid')->findOrEmpty();
            if ($student->isEmpty()) {
                throw new Exception('未找到学生信息');
            }

            return [
                'code' => ResponseCode::SUCCESS,
                'data' => $student,
                'msg' => 'success'
            ];

        } catch (Exception $e) {
            return [
                'code' => ResponseCode::FAIL,
                'msg' => $e->getMessage()
            ];
        }
    }

}