Connect Redis and Send WhatsApp messages using Vonage API in our serverless environment

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

    async fetch(publish, done) {
        // TODO: Customize the pattern to search keys
        const keys = await this.redis.keys("*");
        for (const key of keys) {
            const item = await this.redis.get(key);
            await publish(JSON.parse(item));
        }
        done();
    }

    async close() {
        await this.redis.disconnect();
    }
}

class HttpTargetVonageSendWhatsapp {
    async init() {
        // TODO: Create your http credential with Vonage information:
        // More info at https://yepcode.io/docs/integrations/http/#credential-configuration
        // baseUrl: https://messages-sandbox.nexmo.com/v1
        // username: <your-vonage-api-key>
        // password: <your-vonage-api-secret>
        this.httpClient = yepcode.integration.http(
            "your-http-vonage-credential-name"
        );
    }

    async consume(item) {
        const WHATSAPP_NUMBER = "14157386204"; // The WhatsApp number that has been allocated to you by Vonage

        // TODO: Customize your request checking the API documentation:
        // https://dashboard.nexmo.com/messages/sandbox
        await this.httpClient.post("/messages", {
            from: WHATSAPP_NUMBER,
            message_type: "text",
            channel: "whatsapp",
            to: item.to,
            text: item.text,
        });
    }

    async close() {}
}