np-payment-sdk/dist/utils/eventBus.js

Unified Payment SDK for Nepal (eSewa, Khalti, ConnectIPS, IME Pay, Mobile Banking)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.eventBus = exports.EventBus = void 0;
/**
 * Simple event bus for SDK events
 */
class EventBus {
    constructor() {
        this.listeners = {};
    }
    /**
     * Register an event listener
     */
    on(event, handler) {
        if (!this.listeners[event])
            this.listeners[event] = [];
        this.listeners[event].push(handler);
    }
    /**
     * Remove an event listener
     */
    off(event, handler) {
        if (!this.listeners[event])
            return;
        this.listeners[event] = this.listeners[event].filter(h => h !== handler);
    }
    /**
     * Emit an event
     */
    emit(event, ...args) {
        if (!this.listeners[event])
            return;
        for (const handler of this.listeners[event]) {
            handler(...args);
        }
    }
}
exports.EventBus = EventBus;
exports.eventBus = new EventBus();