Features & Integrations

1. Three-Level Referral System

Purpose: Incentivize user acquisition through multi-level referral bonuses.

Structure:

• Level 1: 20% bonus from product price
• Level 2: 20% bonus from product price
• Level 3: 20% bonus from product price

Implementation:

• See REFERRAL_SYSTEM_README.md for complete details
• Automatic bonus distribution on purchase
• Tax calculation (2.5% on bonuses)

2. Payment Gateway - Xendit

Supported Payment Methods:

• Virtual Accounts (BCA, BNI, BRI, Mandiri, Permata)
• E-wallets (OVO, Dana, LinkAja)
• Credit/Debit Cards
• Retail Outlets (Alfamart, Indomaret)

Flow:

1. Create payment request via Xendit API
2. Return payment instructions to user
3. Receive webhook on payment success
4. Update order status automatically

Files:

• controller/virtualAccount/virtual_account.controller.js
• controller/webhook.controller.js

3. File Upload & Media Processing

Supported Operations:

• Image upload (products, reviews, banners)
• Image compression with Sharp
• Video processing with FFmpeg
• PDF generation
• Barcode generation
• Minio object storage

Configuration:

• Max 20 images per product
• Image compression for web optimization
• Temporary file cleanup

4. Email Notifications

Triggers:

• Order confirmation
• Payment received
• Shipment confirmed
• Order delivered
• Review reminders

Configuration:

// In utility/email_util.js
const transporter = nodemailer.createTransport({
  host: process.env.EMAIL_HOST,
  port: process.env.EMAIL_PORT,
  auth: {
    user: process.env.EMAIL_USER,
    pass: process.env.EMAIL_PASSWORD
  }
});

5. WhatsApp API Integration

Features:

• Order notifications
• Payment reminders
• Promotional messages

Files:

• utility/whatsappapi.js