Namhv

bai2.js

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+const express = require('express')
+const MathServiceClient = require('./goi2.js')
+const app = express()
+const port = 3000
+
+app.use(express.json());
+
+app.post('/api/register', async (req, res) => {
+  console.log(req.body);
+  const mathServiceClient = new MathServiceClient();
+  const result = await mathServiceClient.sum({
+    first_name: req.body.first_name,
+    last_name: req.body.last_name,
+    password: req.body.password,
+    password_confirmation: req.body.password_confirmation,
+    email: req.body.email
+  })
+  res.send({result});
+})
+
+app.listen(port, () => {
+    console.log(`Example app listening on port ${port}`)
+  })

code.js

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+function insochan() {
+    console.log("in số chẵn:")
+    for (let i = 0; i <= 10; i += 2) {
+        console.log(i);
+    }
+}
+
+function bangcuutruong() {
+    console.log("bảng cửu trương:")
+    for (let i = 0; i <= 10; i++) {
+        for (let j = 0; j <= 10; j++) {
+            console.log(i,"x", j,"=",i*j)
+        }
+    }
+}
+function tong3so() {
+    var c;
+    console.log("tong 3 so có tổng bằng 10 là:")
+    for (let a = 0; a <= 10; a++) {
+        for (let b = 0; b <= 10; b++) {
+            if (a + b <= 10 && 0 <= a + b) {
+                c = 10 - a - b;
+
+                console.log(a, b, c);
+            }
+        }
+    }
+}
+
+module.exports = { tong3so, bangcuutruong, insochan }

goi.js

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+const axios = require('axios');
+    function MathServiceClient() {
+        this.baseURL = process.env.MATH_SERVICE_URL || 'http://localhost:4000';
+    }
+
+    MathServiceClient.prototype.sum = async function (data) {
+        const config = {
+            url: `${this.baseURL}/api/sum`,
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            data
+        };
+        const response = await axios(config);
+        return response.data;
+    };
+
+    module.exports = MathServiceClient;

goi2.js

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+const axios = require('axios');
+function MathServiceClient() {
+    this.baseURL = process.env.MATH_SERVICE_URL || 'http://localhost:4000';
+}
+
+MathServiceClient.prototype.sum = async function (data) {
+    const config = {
+        url: `${this.baseURL}/api/users/register`,
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        data
+    };
+    const response = await axios(config);
+    return response.data;
+};
+
+module.exports = MathServiceClient;

kiemtra.js

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+const express = require('express');
+const validateUser = require('./testjoi.js');
+const app = express();
+const port =  4000;
+app.use(express.json());
+app.post('/api/users/register', (req, res) => {
+  console.log(req.body)
+  const { error } = validateUser(req.body);
+  if (error) {
+    return res.status(400).send(error.details[0].message);
+  }
+  // Nếu hợp lệ, tiếp tục xử lý
+  // const user = {
+  //   first_name: req.body.first_name,
+  //   last_name: req.body.last_name,
+  //   password: req.body.password,
+  //   email: req.body.email
+  // };
+  // res.send(user);
+  res.json({ result: "đăng ký thành công"})
+});
+
+
+app.listen(port, () => {
+  console.log(`Server is listening on port ${port}`);
+});

main.js

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+const{tong3so, insochan, bangcuutruong}=require('./code.js')
+
+// import { tong3so  } from './code.js';
+
+tong3so();
+insochan();
+bangcuutruong();