@rxap/nest-rabbitmq/src/lib/rabbitmq-options-factory.js

This package provides a NestJS module for integrating with RabbitMQ using exchanges. It offers a client and server implementation for message queuing and supports features like health checks and error serialization. It simplifies the process of setting up

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.RabbitmqOptionsFactory = void 0;
const tslib_1 = require("tslib");
const common_1 = require("@nestjs/common");
const config_1 = require("@nestjs/config");
const utilities_1 = require("@rxap/utilities");
let RabbitmqOptionsFactory = class RabbitmqOptionsFactory {
    async build() {
        let options;
        if (this.config.get('RABBITMQ_DISABLED')) {
            this.logger.debug('RabbitMQ is disabled', 'RabbitMQModuleConfigFactory');
            const host = this.config.getOrThrow('RABBITMQ_HOST');
            const port = this.config.getOrThrow('RABBITMQ_PORT');
            const vhost = this.config.getOrThrow('RABBITMQ_VHOST');
            options = {
                urls: [`amqp://${host}:${port}/${vhost}`],
                socketOptions: {
                    reconnectTimeInSeconds: 24 * 60 * 60
                }
            };
        }
        else {
            this.logger.debug('RabbitMQ is enabled', 'RabbitMQModuleConfigFactory');
            options = {
                socketOptions: {
                    findServers: () => this.buildUrl()
                }
            };
        }
        return options;
    }
    async getCredentials() {
        this.logger.verbose('Getting RabbitMQ credentials', 'RabbitMQModuleConfigFactory');
        if (this.config.get('RABBITMQ_USERNAME') && this.config.get('RABBITMQ_PASSWORD')) {
            this.logger.debug('Using username and password from env', 'RabbitMQModuleConfigFactory');
            return {
                username: this.config.getOrThrow('RABBITMQ_USERNAME'),
                password: this.config.getOrThrow('RABBITMQ_PASSWORD')
            };
        }
        return null;
    }
    async buildUrl() {
        this.logger.verbose('Building RabbitMQ url', 'RabbitMQModuleConfigFactory');
        if (this.config.get('RABBITMQ_URI')) {
            this.logger.debug('Using uri from env RABBITMQ_URI', 'RabbitMQModuleConfigFactory');
            return this.config.getOrThrow('RABBITMQ_URI');
        }
        const credentials = await this.getCredentials();
        if (!credentials) {
            throw new Error('No credentials found for RabbitMQ connection');
        }
        const { username, password } = credentials;
        const host = this.config.getOrThrow('RABBITMQ_HOST');
        const port = this.config.getOrThrow('RABBITMQ_PORT');
        const vhost = this.config.getOrThrow('RABBITMQ_VHOST');
        this.logger.debug(`Using uri amqp://${username}:*****@${host}:${port}${(0, utilities_1.CoercePrefix)(vhost, '/')}`, 'RabbitMQModuleConfigFactory');
        return `amqp://${username}:${password}@${host}:${port}/${vhost}`;
    }
};
exports.RabbitmqOptionsFactory = RabbitmqOptionsFactory;
tslib_1.__decorate([
    (0, common_1.Inject)(config_1.ConfigService),
    tslib_1.__metadata("design:type", config_1.ConfigService)
], RabbitmqOptionsFactory.prototype, "config", void 0);
tslib_1.__decorate([
    (0, common_1.Inject)(common_1.Logger),
    tslib_1.__metadata("design:type", common_1.Logger)
], RabbitmqOptionsFactory.prototype, "logger", void 0);
exports.RabbitmqOptionsFactory = RabbitmqOptionsFactory = tslib_1.__decorate([
    (0, common_1.Injectable)()
], RabbitmqOptionsFactory);