@drift-labs/sdk-browser/lib/node/accounts/basicUserStatsAccountSubscriber.js

SDK for Drift Protocol

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BasicUserStatsAccountSubscriber = void 0;
const events_1 = require("events");
/**
 * Basic implementation of UserStatsAccountSubscriber. It will only take in UserStatsAccount
 * data during initialization and will not fetch or subscribe to updates.
 */
class BasicUserStatsAccountSubscriber {
    constructor(userStatsAccountPublicKey, data, slot) {
        this.isSubscribed = true;
        this.eventEmitter = new events_1.EventEmitter();
        this.userStatsAccountPublicKey = userStatsAccountPublicKey;
        this.userStats = { data, slot };
    }
    async subscribe(_userStatsAccount) {
        return true;
    }
    async addToAccountLoader() { }
    async fetch() { }
    doesAccountExist() {
        return this.userStats !== undefined;
    }
    async unsubscribe() { }
    assertIsSubscribed() { }
    getUserStatsAccountAndSlot() {
        return this.userStats;
    }
    updateData(userStatsAccount, slot) {
        var _a;
        if (!this.userStats || slot >= ((_a = this.userStats.slot) !== null && _a !== void 0 ? _a : 0)) {
            this.userStats = { data: userStatsAccount, slot };
            this.eventEmitter.emit('userStatsAccountUpdate', userStatsAccount);
            this.eventEmitter.emit('update');
        }
    }
}
exports.BasicUserStatsAccountSubscriber = BasicUserStatsAccountSubscriber;