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• [FILE] index.js
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Просмотр файла: index.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getRegistry = exports.createRegistry = exports.knownChainProperties = void 0;
/**
 * Registry creation support, catering to chains with types in [@polkadot/apps-config](https://github.com/polkadot-js/apps/tree/master/packages/apps-config/README.md).
 *
 * @module txwrapper-registry
 */
/* eslint-disable @typescript-eslint/no-unsafe-assignment */
/* eslint-disable @typescript-eslint/no-unsafe-argument */
const networks_1 = require("@polkadot/networks");
const types_1 = require("@polkadot/types");
const types_known_1 = require("@polkadot/types-known");
const txwrapper_core_1 = require("@substrate/txwrapper-core");
const fs_1 = __importDefault(require("fs"));
/**
 * Known chain properties based on the substrate ss58 registry.
 * Chain properties are derived from the substrate ss58 registry:
 * https://raw.githubusercontent.com/paritytech/substrate/master/ss58-registry.json
 *
 * Alternatively, chain properties can be dynamically fetched through the
 * `system_properties` RPC call.
 */
exports.knownChainProperties = networks_1.allNetworks.reduce((acc, { decimals, network, symbols, prefix }) => {
    if (network !== null) {
        acc[network] = {
            tokenDecimals: decimals,
            tokenSymbol: symbols,
            ss58Format: prefix,
        };
    }
    return acc;
}, {});
function parseTypesBundle(path) {
    if (!path)
        return undefined;
    let parsedJson;
    try {
        const rawData = fs_1.default.readFileSync(path, { encoding: 'utf-8' });
        parsedJson = JSON.parse(rawData);
    }
    catch (e) {
        console.error(`Invalid file path or not able to parse file to JSON: ${e}`);
    }
    return parsedJson;
}
const envTypesBundle = parseTypesBundle(!txwrapper_core_1.isBrowser && typeof ((_a = process === null || process === void 0 ? void 0 : process.env) === null || _a === void 0 ? void 0 : _a.TX_TYPES_BUNDLE) !== 'undefined'
    ? process.env.TX_TYPES_BUNDLE
    : undefined);
/**
 * Create a registry with `knownTypes` via env variables.
 * ie: STX_TYPES_BUNDLE; STX_TYPES_CHAIN
 */
function createRegistry(typesBundle) {
    const registry = new types_1.TypeRegistry();
    registry.setKnownTypes({
        typesBundle: typesBundle || envTypesBundle,
    });
    return registry;
}
exports.createRegistry = createRegistry;
/**
 * Create a registry based on specName, chainName, specVersion and metadataRPC. This should work for
 * Polkadot, Kusama, Westend and any chain which has up-to-date types in @polkadot/apps-config.
 *
 * @param GetRegistryOptions specName, chainName, specVersion, and metadataRpc of the current runtime
 */
function getRegistry({ specName, chainName, specVersion, metadataRpc, properties, asCallsOnlyArg, typesBundle, additionalTypes, }) {
    const registry = createRegistry();
    return (0, txwrapper_core_1.getRegistryBase)({
        chainProperties: properties || exports.knownChainProperties[specName],
        // `getSpecTypes` is used to extract the chain specific types from the registries `knownTypes`
        specTypes: (0, types_known_1.getSpecTypes)(registry, chainName, specName, specVersion),
        metadataRpc,
        asCallsOnlyArg,
        typesBundle,
        additionalTypes,
    });
}
exports.getRegistry = getRegistry;
//# sourceMappingURL=index.js.map

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