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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@near-js/accounts/lib/esm

Просмотр файла: connection.js

import { InMemorySigner } from '@near-js/signers';
import { JsonRpcProvider, FailoverRpcProvider } from '@near-js/providers';
/**
 * @param config Contains connection info details
 * @returns {Provider}
 */
function getProvider(config) {
    switch (config.type) {
        case undefined:
            return config;
        case 'JsonRpcProvider': return new JsonRpcProvider({ ...config.args });
        case 'FailoverRpcProvider': {
            const providers = (config?.args || []).map((arg) => new JsonRpcProvider(arg));
            return new FailoverRpcProvider(providers);
        }
        default: throw new Error(`Unknown provider type ${config.type}`);
    }
}
/**
 * @param config Contains connection info details
 * @returns {Signer}
 */
function getSigner(config) {
    switch (config.type) {
        case undefined:
            return config;
        case 'InMemorySigner': {
            return new InMemorySigner(config.keyStore);
        }
        default: throw new Error(`Unknown signer type ${config.type}`);
    }
}
/**
 * Connects an account to a given network via a given provider
 */
export class Connection {
    networkId;
    provider;
    signer;
    jsvmAccountId;
    constructor(networkId, provider, signer, jsvmAccountId) {
        this.networkId = networkId;
        this.provider = provider;
        this.signer = signer;
        this.jsvmAccountId = jsvmAccountId;
    }
    getConnection() {
        return this;
    }
    /**
     * @param config Contains connection info details
     */
    static fromConfig(config) {
        const provider = getProvider(config.provider);
        const signer = getSigner(config.signer);
        return new Connection(config.networkId, provider, signer, config.jsvmAccountId);
    }
}

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