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Kieran
2023-07-22 19:37:46 +01:00
parent 74a3cd7754
commit b1f93c9fd8
65 changed files with 1115 additions and 1029 deletions
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79
packages/shared/src/invoices.ts
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@ -1,48 +1,55 @@
import { bytesToHex } from "@noble/hashes/utils";
import { decode as invoiceDecode } from "light-bolt11-decoder";
export interface InvoiceDetails {
amount?: number;
expire?: number;
timestamp?: number;
description?: string;
descriptionHash?: string;
paymentHash?: string;
expired: boolean;
pr: string;
amount?: number;
expire?: number;
timestamp?: number;
description?: string;
descriptionHash?: string;
paymentHash?: string;
expired: boolean;
pr: string;
}
export function decodeInvoice(pr: string): InvoiceDetails | undefined {
try {
const parsed = invoiceDecode(pr);
try {
const parsed = invoiceDecode(pr);
const amountSection = parsed.sections.find(a => a.name === "amount");
const amount = amountSection ? Number(amountSection.value as number | string) : undefined;
const amountSection = parsed.sections.find(a => a.name === "amount");
const amount = amountSection ? Number(amountSection.value as number | string) : undefined;
const timestampSection = parsed.sections.find(a => a.name === "timestamp");
const timestamp = timestampSection ? Number(timestampSection.value as number | string) : undefined;
const timestampSection = parsed.sections.find(a => a.name === "timestamp");
const timestamp = timestampSection ? Number(timestampSection.value as number | string) : undefined;
const expirySection = parsed.sections.find(a => a.name === "expiry");
const expire = expirySection ? Number(expirySection.value as number | string) : undefined;
const descriptionSection = parsed.sections.find(a => a.name === "description")?.value;
const descriptionHashSection = parsed.sections.find(a => a.name === "description_hash")?.value;
const paymentHashSection = parsed.sections.find(a => a.name === "payment_hash")?.value;
const ret = {
pr,
amount: amount,
expire: timestamp && expire ? timestamp + expire : undefined,
timestamp: timestamp,
description: descriptionSection as string | undefined,
descriptionHash: descriptionHashSection ? (typeof descriptionHashSection === "string" ? descriptionHashSection as string : bytesToHex(descriptionHashSection as Uint8Array)) : undefined,
paymentHash: paymentHashSection ? (typeof paymentHashSection === "string" ? paymentHashSection as string : bytesToHex(paymentHashSection as Uint8Array)) : undefined,
expired: false,
};
if (ret.expire) {
ret.expired = ret.expire < new Date().getTime() / 1000;
}
return ret;
} catch (e) {
console.error(e);
const expirySection = parsed.sections.find(a => a.name === "expiry");
const expire = expirySection ? Number(expirySection.value as number | string) : undefined;
const descriptionSection = parsed.sections.find(a => a.name === "description")?.value;
const descriptionHashSection = parsed.sections.find(a => a.name === "description_hash")?.value;
const paymentHashSection = parsed.sections.find(a => a.name === "payment_hash")?.value;
const ret = {
pr,
amount: amount,
expire: timestamp && expire ? timestamp + expire : undefined,
timestamp: timestamp,
description: descriptionSection as string | undefined,
descriptionHash: descriptionHashSection
? typeof descriptionHashSection === "string"
? (descriptionHashSection as string)
: bytesToHex(descriptionHashSection as Uint8Array)
: undefined,
paymentHash: paymentHashSection
? typeof paymentHashSection === "string"
? (paymentHashSection as string)
: bytesToHex(paymentHashSection as Uint8Array)
: undefined,
expired: false,
};
if (ret.expire) {
ret.expired = ret.expire < new Date().getTime() / 1000;
}
return ret;
} catch (e) {
console.error(e);
}
}