mirror of
https://github.com/BlueWallet/BlueWallet.git
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37 lines
1.6 KiB
JavaScript
37 lines
1.6 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.encodeUR = void 0;
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var miniCbor_1 = require("./miniCbor");
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var bc_bech32_1 = require("bc-bech32");
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var utils_1 = require("./utils");
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var composeUR = function (payload, type) {
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if (type === void 0) { type = 'bytes'; }
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return "ur:" + type + "/" + payload;
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};
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var composeDigest = function (payload, digest) {
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return digest + "/" + payload;
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};
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var composeSequencing = function (payload, index, total) {
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return index + 1 + "of" + total + "/" + payload;
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};
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var composeHeadersToFragments = function (fragments, digest, type) {
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if (type === void 0) { type = 'bytes'; }
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if (fragments.length === 1) {
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return [composeUR(fragments[0])];
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}
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else {
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return fragments.map(function (f, index) {
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return utils_1.compose3(function (payload) { return composeUR(payload, type); }, function (payload) { return composeSequencing(payload, index, fragments.length); }, function (payload) { return composeDigest(payload, digest); })(f);
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});
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}
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};
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exports.encodeUR = function (payload, fragmentCapacity) {
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if (fragmentCapacity === void 0) { fragmentCapacity = 200; }
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var cborPayload = miniCbor_1.encodeSimpleCBOR(payload);
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var bc32Payload = bc_bech32_1.encodeBc32Data(cborPayload);
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var digest = utils_1.sha256Hash(Buffer.from(cborPayload, 'hex')).toString('hex');
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var bc32Digest = bc_bech32_1.encodeBc32Data(digest);
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var fragments = bc32Payload.match(new RegExp('.{1,' + fragmentCapacity + '}', 'g'));
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return composeHeadersToFragments(fragments, bc32Digest, 'bytes');
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};
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//# sourceMappingURL=encodeUR.js.map
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