Connect Keycloak users and RabbitMQ in our serverless environment

class KeycloakSourceFindUsers {
    async init() {
        // TODO: Create your keycloak credential
        // More info at https://yepcode.io/docs/integrations/keycloak/#credential-configuration
        this.keycloakClient = await yepcode.integration.keycloak(
            "your-keycloak-credential-name"
        );
    }

    async fetch(publish, done) {
        // TODO: Customize your find users payload
        // See possible options at: https://www.keycloak.org/docs-api/18.0/rest-api/#_users_resource
        const users = await this.keycloakClient.users.find({
            email: "yep",
            exact: false, // An example to search users with email containing "yep"
            max: 100,
        });

        // Each user is an object with content following the structure you can find at: 
        // https://www.keycloak.org/docs-api/18.0/rest-api/#_userrepresentation
        for (const user of users) {
            await publish(user);
        }
        done();
    }

    async close() {}
}

class AmqpTargetRabbitmqSendMessage {
    async init() {
        // TODO: Create your rabbitmq credential
        // More info at https://yepcode.io/docs/integrations/amqp/#credential-configuration
        this.conn = await yepcode.integration.amqp("your-amqp-credential-name");
        this.channel = await this.conn.createChannel();
    }

    async consume(item) {
        // TODO: Customize your queue name and message
        const queue = "tasks";
        const message = `The message content is: ${JSON.stringify(item)}`;
        this.channel.sendToQueue(queue, Buffer.from(message));
    }

    async close() {
        try {
            await this.channel.close();
        } catch (error) {
            console.error(`Error closing channel`, error);
        }
        try {
            await this.conn.close();
        } catch (error) {
            console.error(`Error closing connection`, error);
        }
    }
}