@trezor/connect
Version:
High-level javascript interface for Trezor hardware wallet.
48 lines • 2 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const constants_1 = require("../constants");
const AbstractMethod_1 = require("../core/AbstractMethod");
const paramsValidator_1 = require("./common/paramsValidator");
const BlockchainLink_1 = require("../backend/BlockchainLink");
const coinInfo_1 = require("../data/coinInfo");
class BlockchainSubscribe extends AbstractMethod_1.AbstractMethod {
init() {
this.useDevice = false;
this.useUi = false;
const { payload } = this;
(0, paramsValidator_1.validateParams)(payload, [
{ name: 'accounts', type: 'array', allowEmpty: true },
{ name: 'blocks', type: 'boolean' },
{ name: 'coin', type: 'string', required: true },
{ name: 'identity', type: 'string' },
]);
if (payload.accounts) {
payload.accounts.forEach(account => {
(0, paramsValidator_1.validateParams)(account, [{ name: 'descriptor', type: 'string', required: true }]);
});
}
const coinInfo = (0, coinInfo_1.getCoinInfo)(payload.coin);
if (!coinInfo) {
throw constants_1.ERRORS.TypedError('Method_UnknownCoin');
}
(0, BlockchainLink_1.isBackendSupported)(coinInfo);
this.params = {
accounts: payload.accounts,
blocks: payload.blocks ?? true,
coinInfo,
identity: payload.identity,
};
}
async run() {
const backend = await (0, BlockchainLink_1.initBlockchain)(this.params.coinInfo, this.postMessage, this.params.identity);
const { blocks, accounts } = this.params;
let result = { subscribed: false };
if (blocks)
result = await backend.subscribeBlocks();
if (accounts)
result = await backend.subscribeAccounts(accounts);
return result;
}
}
exports.default = BlockchainSubscribe;
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