[PG] integrasi pakasir.com

/**
 * @project    : Payment Gateway Paksir
 * @author     : Neo 👨‍💻
 * @license    : MIT / Personal
 * @description: WhatsApp bot integrasi pg pakasir.com
 * Website     : www.neostore.biz.id
 **/


case "pakasir": {
  const PAKASIR_SLUG = "ISI_SLUG_PROJECT";
  const PAKASIR_API_KEY = "ISI_API_KEY";

  const amount = Number(text);
  if (!amount || isNaN(amount)) {
    return m.reply("Contoh:\n.pakasir 1000");
  }

  if (amount < 1000) {
    return m.reply("Minimal pembayaran Rp1.000");
  }

  const kodeUnik = Math.floor(Math.random() * 100) + 1;
  const nominal = amount + kodeUnik;
  const orderId = `INV-${Date.now()}`;

  const createRes = await fetch("https://app.pakasir.com/api/transactioncreate/qris", {
    method: "POST",
    headers: {
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      project: PAKASIR_SLUG,
      order_id: orderId,
      amount: nominal,
      api_key: PAKASIR_API_KEY
    })
  });

  const createJson = await createRes.json();
  const payment = createJson?.payment;

  if (!payment?.payment_number) {
    return m.reply("Gagal membuat QRIS Pakasir.");
  }

  const QRCode = await import("qrcode");
  const qrBuffer = await QRCode.default.toBuffer(payment.payment_number);

  const qrisMsg = await conn.sendMessage(
    m.chat,
    {
      image: qrBuffer,
      caption: `乂 PAYMENT PAKASIR

• Order ID : ${orderId}
• Nominal : Rp${nominal.toLocaleString("id-ID")}
• Metode : QRIS
• Status : Menunggu Pembayaran
• Expired : 5 Menit

Silakan scan QRIS di atas.
Status pembayaran dicek otomatis setiap 10 detik.`
    },
    { quoted: m }
  );

  let selesai = false;

  const hapusQris = async () => {
    try {
      await conn.sendMessage(m.chat, {
        delete: qrisMsg.key
      });
    } catch {}
  };

  const interval = setInterval(async () => {
    try {
      const detailUrl =
        `https://app.pakasir.com/api/transactiondetail` +
        `?project=${encodeURIComponent(PAKASIR_SLUG)}` +
        `&amount=${nominal}` +
        `&order_id=${encodeURIComponent(orderId)}` +
        `&api_key=${encodeURIComponent(PAKASIR_API_KEY)}`;

      const detailRes = await fetch(detailUrl);
      const detailJson = await detailRes.json();

      const status = detailJson?.transaction?.status?.toLowerCase();

      if (status === "completed") {
        selesai = true;
        clearInterval(interval);
        clearTimeout(timeout);

        await hapusQris();

        return conn.sendMessage(
          m.chat,
          {
            text: `✅ PAYMENT BERHASIL

• Order ID : ${orderId}
• Nominal : Rp${nominal.toLocaleString("id-ID")}
• Status : COMPLETED`
          },
          { quoted: m }
        );
      }
    } catch (err) {
      console.log("Pakasir check error:", err.message);
    }
  }, 10000);

  const timeout = setTimeout(async () => {
    if (selesai) return;

    selesai = true;
    clearInterval(interval);

    await hapusQris();

    return conn.sendMessage(
      m.chat,
      {
        text: `⏰ PAYMENT EXPIRED

• Order ID : ${orderId}
• Nominal : Rp${nominal.toLocaleString("id-ID")}
• Status : EXPIRED

Silakan buat pembayaran baru.`
      },
      { quoted: m }
    );
  }, 5 * 60 * 1000);
}
break;