#!/usr/bin/env node
/**
 * 在第一课堂 MongoDB 中注册口语训练 App 的 OAuth2 客户端。
 * 在第一课堂服务器上运行：
 *   cd /path/to/typing_practiceweb
 *   MONGODB_URI=<uri> node scripts/register_oral_trainer_oauth_client.js
 */
const mongoose = require('mongoose');

const CLIENT_ID = 'oral-trainer-app';
const CLIENT_SECRET = 'oral-trainer-secret-2024';
const CLIENT_NAME = '口语训练 App';

async function main() {
  const uri = process.env.MONGODB_URI;
  if (!uri) {
    console.error('MONGODB_URI is required.');
    process.exit(1);
  }

  await mongoose.connect(uri);

  const db = mongoose.connection.db;
  const collection = db.collection('oauth2clients');

  const existing = await collection.findOne({ clientId: CLIENT_ID });
  if (existing) {
    console.log(`Client "${CLIENT_ID}" already exists. Updating redirect URIs...`);
    await collection.updateOne(
      { clientId: CLIENT_ID },
      { $set: { clientSecret: CLIENT_SECRET, name: CLIENT_NAME } }
    );
  } else {
    console.log(`Creating OAuth2 client "${CLIENT_ID}"...`);
    await collection.insertOne({
      clientId: CLIENT_ID,
      clientSecret: CLIENT_SECRET,
      name: CLIENT_NAME,
      redirectUris: [
        'oraltrainer://oauth/callback',
      ],
      grants: ['authorization_code'],
      scope: ['openid', 'profile', 'email', 'firstname', 'lastname', 'username'],
      createdAt: new Date(),
      linkedUsers: [],
    });
  }

  console.log('Done. Client config:');
  console.log(`  client_id:     ${CLIENT_ID}`);
  console.log(`  client_secret: ${CLIENT_SECRET}`);
  console.log(`  redirect_uri:  oraltrainer://oauth/callback`);

  await mongoose.disconnect();
}

main().catch((err) => {
  console.error(err);
  process.exit(1);
});