Plugin Overview

This plugin introduces a payment fee management feature to the BeikeShop e-commerce platform, allowing merchants to set independent fee percentages for each payment method. Processing fees are automatically calculated and added to the order total, fully visible on both the checkout page and order details.

Key Features

• ✅ Independent Configuration: Set distinct fee percentages for each individual payment method.

• ✅ Automatic Calculation: Fees are automatically calculated based on a percentage of the order amount.

• ✅ Seamless Integration: Processing fees are automatically added as a line item to the order costs.

• ✅ Automated Storage: Fees are seamlessly included and saved within the final order total.

• ✅ Checkout Visibility: Automatically displays breakdown details of the fee on the checkout page.

• ✅ Order Details Display: Clearly displays the processing fee in the order summary backend and frontend.

• ✅ Multilingual Support: Fully supports both English and Chinese languages.

• ✅ Access Control: Integrated with the system's native permission management.

• ✅ Precision Support: Supports decimal precision for accurate fee rates (e.g., 2.5%).

User Guide

Backend Configuration

Upon entering the plugin settings page, the system will automatically list all currently enabled payment methods. Each payment method features an independent input field to configure its specific fee percentage.

Configuration Examples:

• PayPal: 3% (Enter 3)

• Stripe: 2.5% (Enter 2.5)

• Other: 1.5% (Enter 1.5)

Storefront Checkout

When a customer goes through the checkout process:

1. The customer selects a payment method.

2. The system automatically calculates the fee ($\text{Order Amount} \times 3\%$).

3. The processing fee appears in the cost breakdown on the checkout page.

4. The fee is automatically factored into the final order total.

Display Example:

• Subtotal: ￥100.00

• Shipping: ￥10.00

• Payment Fee: ￥3.30 ← Automatically Added

• Order Total: ￥113.30

Order Details

In the order details page, the processing fee is listed as an independent fee item:

Order Cost Breakdown:

• Subtotal: ￥100.00

• Shipping: ￥10.00

• Payment Fee: ￥3.30

• Order Total: ￥113.30