How to connect Shopify with Nummuspay

It's easy to connect Nummuspay with Shopify and requires absolutely zero coding experience. You have only to follow the instructions you will find below:

Add Nummuspay Payment provider:

First of all navigate to Shopify Settings -> Payment providers (https://YOUR_SHOPIFY_SUBDOMAIN.myshopify.com/admin/settings/payments).

From this screen disable "Express Checkout", "Accept credit cards" and "Alternative payments". Go to Manual payments -> Create custom payment method and create Nummuspay using the info below:

Name: External payment via Nummuspay Billing Platform
Additional details: You will be redirected to Nummuspay payment page in order to complete your purchase securely.

Add Checkout Additional scripts:

Navigate to Shopify settings -> Checkout (https://YOUR_SHOPIFY_SUBDOMAIN.myshopify.com/admin/settings/checkout).

From this screen Go to "Order processing" -> "Additional scripts" and enter the code below:

<script src="https://api.nummuspay.com/Content/js/v1/nummuspay.js"></script>
<script>    
    Nummuspay.Checkout({
        merchantUniqueID: {{ order.id }},
        publicCheckoutPageID: YOUR_CHECKOUT_PAGE_ID_FROM_NUMMUSPAY,
        currency: "{{ shop.currency }}",
        amount: {{ order.total_price }} / 100,
        tax: 0,
        firstName: "{{ order.customer.first_name }}",
        lastName: "{{ order.customer.last_name }}",
        email: "{{ order.customer.email }}",
        company: "{{ order.billing_address.company }}",
        phone: "{{ order.billing_address.phone }}",
        billingAddress1: "{{ order.billing_address.address1 }}",
        billingAddress2: "{{ order.billing_address.address2 }}",
        billingCountry: "{{ order.billing_address.country_code }}",
        billingCity: "{{ order.billing_address.city }}",
	billingState: "{{ order.billing_address.province_code }}",
        billingZip: "{{ order.billing_address.zip }}"
    });
</script>

Obtain your store's keys:

The next step is to Navigate to "Apps" -> "Manage private apps" (https://YOUR_SHOPIFY_SUBDOMAIN.myshopify.com/admin/apps/private)

Click "Create a new private app" and enter your desired Name and email. Assign "Read" and "Write" to all permissions and click "Save".

Enable Shopify in your Nummuspay project:

Navigate to Nummuspay Settings -> Plugin Settings and enable Shopify.

Enter your shopify store subdomain and password (as obtained before from your store keys).