用户MVC三层

app/api/controller/Passport.php

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+<?php
+namespace app\api\controller;
+
+use app\api\service\UserService;
+use think\Controller;
+use think\response\Json;
+
+/**
+ *  用户账户控制器
+ *  功能：MVC 中的C，处理用户输入和反馈给用户
+ */
+class Passport extends ApiController{
+    /**
+     * 登录
+     */
+    public function login():Json{
+
+        $model = new UserService;
+        if (($userInfo = $model->login($this->postData())) === false) {
+            return $this->renderError($model->getError() ?: '登录失败');
+        }
+        return $this->renderSuccess([
+            'userId' => $userInfo['uid'],
+            'token' => $model->getToken()
+        ], '登录成功');
+    }
+}

app/api/model/User.php

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+<?php
+
+namespace app\api\model;
+use app\common\model\TimeModel;
+
+class User extends TimeModel
+{
+    protected $deleteTime = 'delete_time';
+}

app/api/service/UserService.php

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+<?php
+namespace app\api\service;
+
+use app\api\model\User;
+use think\Db;
+/**
+ * 用户表
+ */
+class UserService {
+    public function mktoken(){
+        // jwt  
+        $guid = get_guid_v4();
+        $dtime = time();
+        return md5(uniqid($guid.$dtime,true));
+    }
+    /**
+     * 用户登录操作,传入用户查询后才对比密码
+     */
+    public function userlogin(string $uname,string $pass){
+        // query db
+        $drs = User::where(['nick_name'=>$uname])->find();
+        // 异常处理
+        if(!isset($drs)){
+            throwError('用户不存在');
+            return false;
+        }else{
+            // 对比密码
+            if($drs['password'] != $pass){
+                throwError('密码错误');
+                return false;
+            }
+            // 返回用户信息
+            return $drs;
+        }
+        return false;
+    }
+}