Sample of Management System base on Vue/RESTful API

<template>
    <div class="login-wrap">
        <div class="ms-login">
            <div class="ms-title">后台管理系统</div>
            <el-form :model="param" :rules="rules" ref="login" label-width="0px" class="ms-content">
                <el-form-item prop="username">
                    <el-input v-model="param.username" placeholder="username">
                        <el-button slot="prepend" icon="el-icon-lx-people"></el-button>
                    </el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input
                        type="password"
                        placeholder="password"
                        v-model="param.password"
                        @keyup.enter.native="submitForm()"
                    >
                        <el-button slot="prepend" icon="el-icon-lx-lock"></el-button>
                    </el-input>
                </el-form-item>
                <div class="login-btn">
                    <el-button type="primary" @click="submitForm()">登录</el-button>
                </div>
                <p class="login-tips">Tips : 用户名和密码随便填。</p>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
    data: function() {
        return {
            param: {
                username: 'mahesh',
                password: 'password1',
            },
            rules: {
                username: [{ required: true, message: '请输入用户名', trigger: 'blur' }],
                password: [{ required: true, message: '请输入密码', trigger: 'blur' }],
            },
        };
    },
    methods: {
        submitForm() {
            this.$refs.login.validate(valid => {
                if (valid) {
                    localStorage.setItem('ms_username', this.param.username);

                    this.$axios.get("login/"+this.param.username+"/"+this.param.password, {
                        params:{            
                            name: this.param.username,
                            password: this.param.password
                            }
                        }).then(response =>{
                            console.log("Id:" , this.param.username)
                            console.log("response:", response)//服务端返回数据
                            console.log("data:" , response.data)
                            console.log("status:", response.status)

                            if (response.status == 200
                            && response.data['name'] == this.param.username)
                            {
                                this.$message.success('登录成功');
                                this.$router.push('/');
                            }
                            else
                            {
                                this.$message.error('请输入账号和密码');
                            }
                    }).catch(error => {
                        console.log("Error", error);
                        this.$message.error(error.message);
                    });
                } else {
                    this.$message.error('请输入账号和密码');
                    console.log('error submit!!');
                    return false;
                }
            });
        },
    },
};
</script>

<style scoped>
.login-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    background-image: url(../../assets/img/login-bg.jpg);
    background-size: 100%;
}
.ms-title {
    width: 100%;
    line-height: 50px;
    text-align: center;
    font-size: 20px;
    color: #fff;
    border-bottom: 1px solid #ddd;
}
.ms-login {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 350px;
    margin: -190px 0 0 -175px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.3);
    overflow: hidden;
}
.ms-content {
    padding: 30px 30px;
}
.login-btn {
    text-align: center;
}
.login-btn button {
    width: 100%;
    height: 36px;
    margin-bottom: 10px;
}
.login-tips {
    font-size: 12px;
    line-height: 30px;
    color: #fff;
}
</style>

//Ref Link:https://www.runoob.com/nodejs/nodejs-restful-api.html

var express = require('express');
var app = express();
var fs = require("fs");

//----------------------------------------------------------------
app.get('/listUsers', function (req, res) {
   fs.readFile( __dirname + "/" + "users.json", 'utf8', function (err, data) {
       console.log("--listUsers--\n" , data );    
       res.end( data );
   });
})

//----------------------------------------------------------------
//添加的新用户数据
var user = {
    "user4" : {
       "name" : "mohit",
       "password" : "password4",
       "profession" : "teacher",
       "id": 4
    }
 }
 
 app.get('/addUser', function (req, res) {
    // 读取已存在的数据
    fs.readFile( __dirname + "/" + "users.json", 'utf8', function (err, data) {
        data = JSON.parse( data );
        data["user4"] = user["user4"];
        console.log("--addUser--\n" + data );
        res.end( JSON.stringify(data));
    });
 })


//----------------------------------------------------------------
app.get('/getUser/:id', function (req, res) {
    // 首先我们读取已存在的用户
    fs.readFile( __dirname + "/" + "users.json", 'utf8', function (err, data) {
        data = JSON.parse( data );
        var user = data["user" + req.params.id] 
        console.log("--getUser--\n" + user );
        res.end( JSON.stringify(user));
    });
 })

 //----------------------------------------------------------------
app.get('/login/:name/:password', function (req, res) {
    // 首先我们读取已存在的用户
    fs.readFile( __dirname + "/" + "users.json", 'utf8', function (err, data) {
        var user = null;
        var rspData = JSON.parse(data);

        console.log("--login--",);
        console.log("param name=", req.params.name);
        console.log("param password=", req.params.password);

        for (x in rspData) {
            //console.log(rspData[x]);
            if(req.params.name == rspData[x].name
            && req.params.password == rspData[x].password)
            {
                user = rspData[x];
                console.log(user);

                break;
            } 
         }

         if (user == null)
         {
             console.log("Cannot find the user!");
             //res.statusCode = 404;
             user = ""
         }

         res.end( JSON.stringify(user));
    });
 })


//----------------------------------------------------------------
var id = 2;

app.get('/deleteUser', function (req, res) {

   // First read existing users.
   fs.readFile( __dirname + "/" + "users.json", 'utf8', function (err, data) {
       data = JSON.parse( data );
       delete data["user" + id];
       
       console.log("--deleteUser--\n" + data );
       res.end( JSON.stringify(data));
   });
})



var server = app.listen(8081, function () {

  var host = server.address().address
  var port = server.address().port

  console.log("应用实例，访问地址为 http://%s:%s", host, port)

})

{
    "user1" : {
       "name" : "mahesh",
       "password" : "password1",
       "profession" : "teacher",
       "id": 1
    },
    "user2" : {
       "name" : "suresh",
       "password" : "password2",
       "profession" : "librarian",
       "id": 2
    },
    "user3" : {
       "name" : "ramesh",
       "password" : "password3",
       "profession" : "clerk",
       "id": 3
    }
 }