Function createInvoice

screen/lnd/lndCreateInvoice.tsx:237–321

()

  };

  const createInvoice = async () => {
    setIsLoading(true);
    try {
      let invoiceAmount: string | number = amount ?? 0;
      switch (unit) {
        case BitcoinUnit.SATS:
          invoiceAmount = parseInt(String(invoiceAmount), 10); // basically nop
          break;
        case BitcoinUnit.BTC:
          invoiceAmount = btcToSatoshi(invoiceAmount);
          break;
        case BitcoinUnit.LOCAL_CURRENCY:
          // trying to fetch cached sat equivalent for this fiat amount
          invoiceAmount = AmountInput.getCachedSatoshis(String(invoiceAmount)) || btcToSatoshi(fiatToBTC(+invoiceAmount));
          break;
      }

      if (lnurlParams) {
        invoiceAmount = +invoiceAmount;
        const { min, max } = lnurlParams;
        if (invoiceAmount < min || invoiceAmount > max) {
          let text;
          if (invoiceAmount < min) {
            text =
              unit === BitcoinUnit.SATS
                ? loc.formatString(loc.receive.minSats, { min })
                : loc.formatString(loc.receive.minSatsFull, { min, currency: formatBalance(min, unit) });
          } else {
            text =
              unit === BitcoinUnit.SATS
                ? loc.formatString(loc.receive.maxSats, { max })
                : loc.formatString(loc.receive.maxSatsFull, { max, currency: formatBalance(max, unit) });
          }
          triggerHapticFeedback(HapticFeedbackTypes.NotificationError);
          presentAlert({ message: text });
          setIsLoading(false);
          return;
        }
      }

      assert(wallet.current instanceof LightningArkWallet || wallet.current instanceof LightningCustodianWallet);

      const invoiceRequest = await wallet.current?.addInvoice(+invoiceAmount, description);
      triggerHapticFeedback(HapticFeedbackTypes.NotificationSuccess);

      // lets decode payreq and subscribe groundcontrol so we can receive push notification when our invoice is paid
      const decoded = await wallet.current?.decodeInvoice(invoiceRequest);
      tryToObtainPermissions()
        .then(res => majorTomToGroundControl([], [decoded.payment_hash], []))
        .catch(err => console.error(err.message));

      // send to lnurl-withdraw callback url if that exists
      if (lnurlParams) {
        const { callback, k1 } = lnurlParams;
        const callbackUrl = callback + (callback.indexOf('?') !== -1 ? '&' : '?') + 'k1=' + k1 + '&pr=' + invoiceRequest;

        const resp = await fetch(callbackUrl, { method: 'GET' });
        if (resp.status >= 300) {