@ceramicnetwork/key-did-resolver/lib/index.js

Ceramic did:key method resolver

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const varint_1 = __importDefault(require("varint"));
const multibase_1 = __importDefault(require("multibase"));
const secp256k1 = __importStar(require("./secp256k1"));
const ed25519 = __importStar(require("./ed25519"));
const prefixToDriverMap = {
    0xE7: secp256k1,
    0xED: ed25519,
};
exports.default = {
    getResolver: () => ({
        'key': async (did, parsed) => {
            if (parsed.method !== 'key') {
                throw new Error('did must be of method did:key.');
            }
            const multicodecPubKey = multibase_1.default.decode(parsed.id);
            const keyType = varint_1.default.decode(multicodecPubKey);
            const pubKeyBytes = multicodecPubKey.slice(varint_1.default.decode.bytes);
            try {
                return await prefixToDriverMap[keyType].keyToDidDoc(pubKeyBytes, parsed.id);
            }
            catch (e) {
                throw new Error('Unknown DID Key type: ' + keyType);
            }
        }
    })
};
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