server.ts

// server.ts
import express from "express";
import cors from "cors";
import axios from "axios";
import * as dotenv from "dotenv";
import { fileURLToPath } from "url";
import { dirname } from "path";
import path from "path";

// ES modules fix for __dirname
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);

// Load environment variables
dotenv.config();

const app = express();
app.use(cors());
app.use(express.json());

const clientId = process.env.GITHUB_CLIENT_ID;
const clientSecret = process.env.GITHUB_CLIENT_SECRET;

if (!clientId || !clientSecret) {
  console.error("Missing required environment variables");
  process.exit(1);
}

app.post("/api/github/token", async (req, res) => {
  const { code } = req.body;

  if (!code) {
    return res.status(400).json({ error: "Code is required" });
  }

  try {
    const response = await axios.post(
      "https://github.com/login/oauth/access_token",
      {
        client_id: clientId,
        client_secret: clientSecret,
        code,
      },
      {
        headers: { Accept: "application/json" },
      },
    );

    res.json(response.data);
  } catch (error) {
    console.error("Token exchange error:", error);
    res.status(500).json({ error: "Failed to exchange code for token" });
  }
});

const PORT = process.env.PORT || 3001;

app.listen(PORT, () => {
  console.log(`Server running on http://localhost:${PORT}`);
});