@nestjstools/messaging-rabbitmq-extension/lib/migrator/rabbitmq.migrator.js

Extension to handle messages and dispatch them over AMQP protocol

"use strict";
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;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RabbitmqMigrator = void 0;
const common_1 = require("@nestjs/common");
let RabbitmqMigrator = class RabbitmqMigrator {
    async run(channel) {
        if (channel.config.autoCreate === false) {
            return;
        }
        const amqpChannel = await channel.connection.createChannel();
        await amqpChannel.assertExchange(channel.config.exchangeName, channel.config.exchangeType, { durable: true });
        await amqpChannel.assertQueue(channel.config.queue, {
            durable: true,
        });
        if (channel.config.deadLetterQueueFeature === true) {
            const dlxExchange = 'dead_letter.exchange';
            const dlq = `${channel.config.queue}_dead_letter`;
            await amqpChannel.assertExchange(dlxExchange, 'direct', {
                durable: true,
            });
            await amqpChannel.assertQueue(dlq, { durable: true });
            await amqpChannel.bindQueue(dlq, dlxExchange, dlq);
        }
        for (const bindingKey of channel.config.bindingKeys ?? []) {
            await amqpChannel.bindQueue(channel.config.queue, channel.config.exchangeName, bindingKey);
        }
    }
};
exports.RabbitmqMigrator = RabbitmqMigrator;
exports.RabbitmqMigrator = RabbitmqMigrator = __decorate([
    (0, common_1.Injectable)()
], RabbitmqMigrator);
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