@nestjstools/messaging-nats-extension
Version:
Extension to handle messages and dispatch them over Nats
40 lines • 2.1 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NatsJetStreamMessageBus = void 0;
const common_1 = require("@nestjs/common");
const nats_1 = require("nats");
const nats_jet_stream_channel_1 = require("../channel/nats-jet-stream.channel");
let NatsJetStreamMessageBus = class NatsJetStreamMessageBus {
channel;
constructor(channel) {
this.channel = channel;
}
async dispatch(message) {
const js = await this.channel.jetStreamClient();
let routingKey = this.channel.config.consumerConfig.subject;
const h = (0, nats_1.headers)();
if (this.channel.config.consumerConfig.subject.includes('>') ||
this.channel.config.consumerConfig.subject.includes('*')) {
routingKey = message.messageRoutingKey;
}
h.set('messaging-routing-key', message.messageRoutingKey);
js.publish(routingKey, JSON.stringify(message.message), {
headers: h,
}).catch((err) => { });
}
};
exports.NatsJetStreamMessageBus = NatsJetStreamMessageBus;
exports.NatsJetStreamMessageBus = NatsJetStreamMessageBus = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [nats_jet_stream_channel_1.NatsJetStreamChannel])
], NatsJetStreamMessageBus);
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