/**
 * Peekabo Networks 自动续费监控脚本
 * 每天 00:05 检测账单，有账单自动用余额续费
 * 续费失败通知 Telegram
 */

const https = require('https');

// ========== 配置 ==========
const ACCOUNTS = [
  { email: 'mail@mailpre.com', password: 'hawvys-Vitcy7-kyxzuf' },
  { email: 'mf0@msn.com', password: '@a110110' },
  { email: 'yxvmhk@qq.com', password: '@a110110' }
];

const TG_BOT_TOKEN = '8300905342:AAH3Q78FuR5Exrw2zWYJHFRyVeLlws3xnww';
const TG_CHAT_ID = '165067365';
const BASE_URL = 'gigo.peekabo.io';

// ========== Telegram 通知 ==========
async function sendTG(message) {
  const data = JSON.stringify({ chat_id: TG_CHAT_ID, text: message, parse_mode: 'HTML' });
  return new Promise((resolve) => {
    const req = https.request({
      hostname: 'api.telegram.org',
      path: `/bot${TG_BOT_TOKEN}/sendMessage`,
      method: 'POST',
      headers: { 'Content-Type': 'application/json' }
    }, res => { let b = ''; res.on('data', c => b += c); res.on('end', () => resolve(b)); });
    req.write(data);
    req.end();
  });
}

// ========== HTTP 请求 ==========
function request(options, postData = null) {
  return new Promise((resolve, reject) => {
    const req = https.request(options, res => {
      let body = '';
      res.on('data', c => body += c);
      res.on('end', () => resolve({ 
        status: res.statusCode, 
        headers: res.headers, 
        body,
        cookies: res.headers['set-cookie'] || []
      }));
    });
    req.on('error', reject);
    if (postData) req.write(postData);
    req.end();
  });
}

// ========== 检测单个账户 ==========
async function checkAccount(account) {
  const result = { email: account.email, invoices: [], paid: [], failed: [], error: null };
  let cookies = '';

  try {
    // 1. 获取登录页面拿 token
    const loginPage = await request({
      hostname: BASE_URL,
      path: '/index.php?rp=/login',
      method: 'GET'
    });
    
    const tokenMatch = loginPage.body.match(/name="token" value="([^"]+)"/);
    if (!tokenMatch) { result.error = '获取token失败'; return result; }
    
    cookies = loginPage.cookies.map(c => c.split(';')[0]).join('; ');

    // 2. 登录
    const loginData = `token=${tokenMatch[1]}&username=${encodeURIComponent(account.email)}&password=${encodeURIComponent(account.password)}`;
    const loginRes = await request({
      hostname: BASE_URL,
      path: '/index.php?rp=/login',
      method: 'POST',
      headers: {
        'Content-Type': 'application/x-www-form-urlencoded',
        'Cookie': cookies
      }
    }, loginData);

    // 更新 cookies
    if (loginRes.cookies.length) {
      cookies = loginRes.cookies.map(c => c.split(';')[0]).join('; ');
    }

    // 3. 检查是否登录成功 - 访问客户区
    const dashboard = await request({
      hostname: BASE_URL,
      path: '/clientarea.php',
      method: 'GET',
      headers: { 'Cookie': cookies }
    });

    if (!dashboard.body.includes('My Dashboard') && !dashboard.body.includes('Logout')) {
      result.error = '登录失败';
      return result;
    }

    // 4. 获取未付账单
    const invoicesPage = await request({
      hostname: BASE_URL,
      path: '/clientarea.php?action=invoices',
      method: 'GET',
      headers: { 'Cookie': cookies }
    });

    // 匹配未付账单
    const unpaidRegex = /viewinvoice\.php\?id=(\d+)[^>]*>.*?#\d+.*?<\/a>.*?\$([0-9.]+).*?Unpaid/gs;
    let match;
    while ((match = unpaidRegex.exec(invoicesPage.body)) !== null) {
      result.invoices.push({ id: match[1], amount: parseFloat(match[2]) });
    }

    // 5. 如果有未付账单，尝试用余额支付
    for (const inv of result.invoices) {
      const payRes = await request({
        hostname: BASE_URL,
        path: `/viewinvoice.php?id=${inv.id}`,
        method: 'GET',
        headers: { 'Cookie': cookies }
      });

      // 检查是否有 Apply Credit 按钮
      if (payRes.body.includes('applycredit')) {
        const creditRes = await request({
          hostname: BASE_URL,
          path: `/viewinvoice.php?id=${inv.id}&applycredit=true`,
          method: 'GET',
          headers: { 'Cookie': cookies }
        });
        
        if (creditRes.body.includes('Paid') || creditRes.status === 302) {
          result.paid.push(inv);
        } else {
          result.failed.push({ ...inv, reason: '支付失败' });
        }
      } else {
        result.failed.push({ ...inv, reason: '无法使用余额' });
      }
    }

  } catch (err) {
    result.error = err.message;
  }

  return result;
}

// ========== 主函数 ==========
async function main() {
  console.log(`[${new Date().toISOString()}] 开始检测...`);
  
  let msg = '🔔 <b>Peekabo 账单检测</b>\n\n';
  let needNotify = false;

  for (const acc of ACCOUNTS) {
    const r = await checkAccount(acc);
    msg += `📧 <code>${r.email}</code>\n`;

    if (r.error) {
      msg += `❌ ${r.error}\n`;
      needNotify = true;
    } else if (r.invoices.length === 0) {
      msg += `✅ 无待付账单\n`;
    } else {
      if (r.paid.length) msg += `✅ 已付: ${r.paid.map(i => '$' + i.amount).join(', ')}\n`;
      if (r.failed.length) {
        msg += `❌ 失败: ${r.failed.map(i => '$' + i.amount).join(', ')}\n`;
        needNotify = true;
      }
    }
    msg += '\n';
  }

  if (needNotify) {
    await sendTG(msg);
    console.log('已通知');
  } else {
    console.log('全部正常');
  }
}

main().catch(console.error);