44 lines
1.9 KiB
JavaScript
44 lines
1.9 KiB
JavaScript
"use strict";
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var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
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};
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var EventBus_1;
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.EventBus = void 0;
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const common_1 = require("@nestjs/common");
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let EventBus = EventBus_1 = class EventBus {
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handlers = new Map();
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logger = new common_1.Logger(EventBus_1.name);
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// Accept either an EventEnvelope or (type, payload) signature for backward compatibility
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publish(eventOrType, payload) {
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let envelope;
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if (typeof eventOrType === 'string') {
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envelope = { id: require('crypto').randomUUID(), timestamp: new Date().toISOString(), type: eventOrType, payload: payload ?? {} };
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}
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else {
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envelope = eventOrType;
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}
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const handlers = this.handlers.get(envelope.type) || [];
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for (const h of handlers) {
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try {
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Promise.resolve(h(envelope)).catch((err) => this.logger.error('Event handler error', err));
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}
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catch (e) {
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this.logger.error('Event handler threw', e);
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}
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}
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}
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subscribe(eventType, handler) {
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const list = this.handlers.get(eventType) || [];
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list.push(handler);
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this.handlers.set(eventType, list);
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}
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};
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exports.EventBus = EventBus;
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exports.EventBus = EventBus = EventBus_1 = __decorate([
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(0, common_1.Injectable)()
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], EventBus);
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//# sourceMappingURL=event-bus.service.js.map
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