diff options
| -rw-r--r-- | packages/taler-util/src/payto.ts | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/packages/taler-util/src/payto.ts b/packages/taler-util/src/payto.ts index a7736ea74..c9889160a 100644 --- a/packages/taler-util/src/payto.ts +++ b/packages/taler-util/src/payto.ts @@ -51,6 +51,19 @@ interface PaytoUriBitcoin extends PaytoUriGeneric { const paytoPfx = "payto://"; + + +function buildSegwitGenerator(result: PaytoUriBitcoin, targetPath: string) { + //generate segwit address just once, save addr in payto object + //and use it as cache + return function generateSegwitAddress(reserve: string): { addr1: string, addr2: string } { + if (result.addr1 && result.addr2) return { addr1: result.addr1, addr2: result.addr2 }; + const { addr1, addr2 } = generateFakeSegwitAddress(reserve, targetPath) + result.addr1 = addr1 + result.addr2 = addr2 + return { addr1, addr2 } + } +} /** * Add query parameters to a payto URI */ @@ -66,6 +79,30 @@ export function addPaytoQueryParams( return paytoPfx + acct + "?" + searchParams.toString(); } +/** + * Serialize a PaytoURI into a valid payto:// string + * + * @param p + * @returns + */ +export function stringifyPaytoUri(p: PaytoUri): string { + const url = `${paytoPfx}${p.targetType}//${p.targetPath}` + if (p.params) { + const search = Object.entries(p.params) + .map(([key, value]) => `${key}=${value}`) + .join("&"); + return `${url}?${search}` + } + return url +} + +/** + * Parse a valid payto:// uri into a PaytoUri object + * RFC 8905 + * + * @param s + * @returns + */ export function parsePaytoUri(s: string): PaytoUri | undefined { if (!s.startsWith(paytoPfx)) { return undefined; @@ -123,16 +160,7 @@ export function parsePaytoUri(s: string): PaytoUri | undefined { generateSegwitAddress: (): any => null } - //generate segwit address just once, save addr in payto object - //and use it as cache - function generateSegwitAddress(reserve: string) { - if (result.addr1 && result.addr2) return { addr1: result.addr1, addr2: result.addr2 }; - const { addr1, addr2 } = generateFakeSegwitAddress(reserve, targetPath) - result.addr1 = addr1 - result.addr2 = addr2 - return { addr1, addr2 } - } - result.generateSegwitAddress = generateSegwitAddress + result.generateSegwitAddress = buildSegwitGenerator(result, targetPath) return result; } |