swtc-lib/src/account.js

websocket access for jingtum blockchain

import { EventEmitter } from "events";
import { utils } from "@swtc/utils";
class Account extends EventEmitter {
    constructor(remote) {
        super();
        this.setMaxListeners(0);
        this._remote = remote;
        this._accounts = {};
        this._token = remote._token || "swt";
        this.on("newListener", function (account, listener) {
            if (account === "removeListener")
                return;
            if (!utils.isValidAddress(account)) {
                this.account = new Error("invalid account");
                return this;
            }
            this._accounts[account] = listener;
        });
        this.on("removeListener", function (account) {
            if (!utils.isValidAddress(account)) {
                this.account = new Error("invalid account");
                return this;
            }
            delete this._accounts[account];
        });
        this._remote.on("transactions", this.__infoAffectedAccounts.bind(this));
    }
    __infoAffectedAccounts(data) {
        const accounts = utils.affectedAccounts(data);
        for (const account of accounts) {
            const callback = this._accounts[accounts[account]];
            const _tx = utils.processTx(data, accounts[account]);
            if (callback) {
                callback(_tx);
            }
        }
    }
}
export { Account };
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