first commit

server.js

@@ -0,0 +1,68 @@
+const express = require('express');
+const axios = require('axios')
+const app = express();
+
+const port = 4000;
+
+let tokenData;
+
+app.use((req, res, next) => {
+  console.log(`[${new Date().toLocaleString()}] ${req.method} ${req.url}`);
+  next();
+});
+
+app.use(express.static('public'));
+
+app.get('/', (req, res) => {
+  res.sendFile(__dirname + '/public/index.html');
+});
+
+app.get('/authorize', (req, res) => {
+    const authorizationUrl = 'https://osu.ppy.sh/oauth/authorize';
+    const redirectUri = 'http://localhost:4000/callback';
+    const client_id = process.argv[2];
+    const response_type = 'code';
+    const scope = 'public identify';
+    const state = 'Randomstate';
+    
+    res.redirect(`${authorizationUrl}?client_id=${client_id}&redirect_uri=${redirectUri}&response_type=${response_type}&scope=${scope}`);
+});
+  
+app.get('/callback', async (req, res) => {
+  const authorizationCode = req.query.code;
+
+  console.log(authorizationCode)
+  try {
+    const tokenEndpoint = 'https://osu.ppy.sh/oauth/token';
+    const requestBody = new URLSearchParams({
+      'client_id': process.argv[2],
+      'client_secret': process.argv[3],
+      'code': authorizationCode,
+      'grant_type': 'authorization_code',
+      'redirect_uri': 'http://localhost:4000/callback'
+    });
+    
+    fetch(tokenEndpoint, {
+      method: 'POST',
+      headers: {
+        'Accept': 'application/json',
+        'Content-Type': 'application/x-www-form-urlencoded'
+      },
+      body: requestBody
+    })
+      .then(response => response.json())
+      .then(data => {
+        console.log(data)
+        res.json(data);
+      })
+      .catch(error => console.error('Error:', error));
+    
+  } catch (error) {
+    console.error(error);
+    res.status(500).send('Internal Server Error');
+  }
+});
+
+app.listen(port, () => {
+  console.log(`Server is running at http://localhost:${port}`);
+});