XD

2023-11-09 21:58:08 +03:00
commit 3e1c549cbc
10 changed files with 2027 additions and 0 deletions
--- a/API/app.js
+++ b/API/app.js
@@ -0,0 +1,120 @@
+var bodyParser = require('body-parser');
+var express = require('express');
+var fs = require('fs');
+
+var app = express();
+var jsonParser = bodyParser.json();
+
+app.use(express.static(__dirname + '/public'));
+
+app.get('/api/users', function (req, res) {
+    var content = fs.readFileSync('users.json', 'utf8');
+    var users = JSON.parse(content);
+    res.send(users);
+});
+
+app.get('/api/users/:id', function (req, res) {
+    var id = req.params.id;
+    var content = fs.readFileSync('users.json', 'utf8');
+    var users = JSON.parse(content);
+    var user = null;
+
+    for (var i = 0; i < users.length; i++) {
+        if (users[i].id == id) {
+            user = users[i];
+            break;
+        }
+    }
+
+    if (user) {
+        res.send(user);
+    }
+    else {
+        res.status(404).send();
+    }
+});
+
+app.post('/api/users', jsonParser, function (req, res) {
+    if (!req.body) return res.sendStatus(400);
+
+    var userName = req.body.name;
+    var userAge = req.body.age;
+    var user = { name: userName, age: userAge };
+
+    var data = fs.readFileSync('users.json', 'utf8');
+    var users = JSON.parse(data);
+
+    var id = Math.max.apply(
+        Math,
+        users.map(function (o) {
+            return o.id;
+        })
+    );
+
+    user.id = id + 1;
+
+    users.push(user);
+    var data = JSON.stringify(users);
+
+    fs.writeFileSync('users.json', data);
+    res.send(user);
+});
+
+app.delete('/api/users/:id', function (req, res) {
+    var id = req.params.id;
+    var data = fs.readFileSync('users.json', 'utf8');
+    var users = JSON.parse(data);
+    var index = -1;
+
+    for (var i = 0; i < users.length; i++) {
+        if (users[i].id == id) {
+            index = i;
+            break;
+        }
+    }
+    if (index > -1) {
+        var user = users.splice(index, 1)[0];
+        var data = JSON.stringify(users);
+        fs.writeFileSync('users.json', data);
+
+        res.send(user);
+    }
+    else {
+        res.status(404).send();
+    }
+});
+
+app.put('/api/users', jsonParser, function (req, res) {
+    if (!req.body) {
+        return res.sendStatus(400);
+    }
+
+    var userId = req.body.id;
+    var userName = req.body.name;
+    var userAge = req.body.age;
+
+    var data = fs.readFileSync('users.json', 'utf8');
+    var users = JSON.parse(data);
+    var user;
+    for (var i = 0; i < users.length; i++) {
+        if (users[i].id == userId) {
+            user = users[i];
+            break;
+        }
+    }
+
+    if (user) {
+        user.age = userAge;
+        user.name = userName;
+        var data = JSON.stringify(users);
+        fs.writeFileSync('users.json', data);
+        res.send(user);
+    }
+    else {
+        res.status(404).send(user);
+    }
+});
+
+app.listen(3000, function () {
+    console.log('STARTED');
+});