import 'dotenv/config';

const username = process.env.SMS_USERNAME;
const password = process.env.SMS_PASSWORD ?? process.env.SMS_API_KEY;
const sender = process.env.SMS_SENDER;
const provider = (process.env.SMS_PROVIDER ?? 'trez').toLowerCase();

if (!username || !password || !sender) {
  console.error('Set SMS_USERNAME, SMS_PASSWORD (or SMS_API_KEY), and SMS_SENDER in .env');
  process.exit(1);
}

const targets = process.argv.slice(2).length
  ? process.argv.slice(2)
  : ['09128081392'];

const text = 'کد ورود منتایم: 123456';
const timeoutMs = Number.parseInt(process.env.SMS_TIMEOUT_MS ?? '20000', 10);

function parseTrezResponse(body) {
  const trimmed = body.trim();
  if (!trimmed) return { ok: true, reason: 'empty' };
  const lower = trimmed.toLowerCase();
  if (lower.includes('error') || lower.includes('fail') || lower.includes('خطا')) {
    return { ok: false, reason: trimmed };
  }
  if (/^-?\d+$/.test(trimmed)) {
    const n = Number(trimmed);
    if (n === 1 || n > 1) return { ok: true, reason: trimmed };
    return { ok: false, reason: `code ${trimmed}` };
  }
  return { ok: true, reason: trimmed };
}

async function sendViaTrez(mobile) {
  const baseUrl = (process.env.SMS_BASE_URL ?? 'http://smspanel.Trez.ir').replace(/\/$/, '');
  const path = process.env.SMS_SEND_PATH ?? '/SendMessageWithCode.ashx';
  const url = `${baseUrl}${path.startsWith('/') ? path : `/${path}`}`;

  const res = await fetch(url, {
    method: 'POST',
    headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
    body: new URLSearchParams({
      PhoneNumber: sender,
      Username: username,
      Password: password,
      Mobile: mobile,
      Message: text,
    }).toString(),
    signal: AbortSignal.timeout(timeoutMs),
  });

  const body = await res.text();
  const parsed = parseTrezResponse(body);
  console.log(
    `mobile=${mobile} provider=trez http=${res.status} body=${JSON.stringify(body.trim())} ${parsed.ok ? 'OK' : 'FAILED'} (${parsed.reason})`,
  );
}

async function sendVia0098(mobile) {
  const escapeXml = (value) =>
    String(value)
      .replace(/&/g, '&')
      .replace(/</g, '&lt;')
      .replace(/>/g, '&gt;')
      .replace(/"/g, '&quot;')
      .replace(/'/g, '&apos;');

  const soapBody = `<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <SendSMS xmlns="http://tempuri.org/">
      <username>${escapeXml(username)}</username>
      <password>${escapeXml(password)}</password>
      <text>${escapeXml(text)}</text>
      <mobileno>${escapeXml(mobile)}</mobileno>
      <pnlno>${escapeXml(sender)}</pnlno>
    </SendSMS>
  </soap:Body>
</soap:Envelope>`;

  const res = await fetch('https://webservice.0098sms.com/service.asmx', {
    method: 'POST',
    headers: {
      'Content-Type': 'text/xml; charset=utf-8',
      SOAPAction: 'http://tempuri.org/SendSMS',
    },
    body: soapBody,
    signal: AbortSignal.timeout(timeoutMs),
  });

  const body = await res.text();
  const match = body.match(/<SendSMSResult[^>]*>([^<]*)<\/SendSMSResult>/i);
  const code = match?.[1]?.trim() ?? '?';
  const n = Number(code);
  const ok = Number.isFinite(n) ? n >= 0 : false;
  console.log(
    `mobile=${mobile} provider=0098 http=${res.status} RESULT=${code} ${ok ? 'OK' : 'FAILED'}`,
  );
}

console.log(`SMS_PROVIDER=${provider}`);
for (const mobile of targets) {
  if (provider === '0098') {
    await sendVia0098(mobile);
  } else {
    await sendViaTrez(mobile);
  }
}