sonr/pkg/services/payments/payments.go

// payments/payments.go

package payments

import (
	"github.com/labstack/echo/v4"
)

// Constants for supported payment methods
const (
	MethodCard       = "basic-card"
	MethodGooglePay  = "https://google.com/pay"
	MethodApplePay   = "https://apple.com/apple-pay"
	MethodSonrWallet = "https://sonr.id/wallet"
)

// InitiatePayment starts the payment request flow
func InitiatePayment(c echo.Context, request PaymentRequest) error {
	return StartPayment(request).Render(c.Request().Context(), c.Response().Writer)
}

// Helper functions to create payment requests
func NewBasicCardPayment(amount float64, currency string, label string) PaymentRequest {
	return PaymentRequest{
		MethodData: []PaymentMethodData{
			{
				SupportedMethods: MethodCard,
				Data: map[string]any{
					"supportedNetworks": []string{"visa", "mastercard"},
					"supportedTypes":    []string{"credit", "debit"},
				},
			},
		},
		Details: PaymentDetails{
			Total: PaymentItem{
				Label: label,
				Amount: Money{
					Currency: currency,
					Value:    formatAmount(amount),
				},
			},
		},
		Options: PaymentOptions{
			RequestPayerName:  true,
			RequestPayerEmail: true,
		},
	}
}

// Example usage:
func PaymentHandler(c echo.Context) error {
	request := NewBasicCardPayment(99.99, "USD", "Product Purchase")

	// Add display items
	request.Details.DisplayItems = []PaymentItem{
		{
			Label: "Product Price",
			Amount: Money{
				Currency: "USD",
				Value:    "89.99",
			},
		},
		{
			Label: "Tax",
			Amount: Money{
				Currency: "USD",
				Value:    "10.00",
			},
		},
	}

	// Add shipping options
	request.Details.ShippingOptions = []ShippingOption{
		{
			ID:    "standard",
			Label: "Standard Shipping",
			Amount: Money{
				Currency: "USD",
				Value:    "0.00",
			},
			Selected: true,
		},
		{
			ID:    "express",
			Label: "Express Shipping",
			Amount: Money{
				Currency: "USD",
				Value:    "10.00",
			},
		},
	}

	return InitiatePayment(c, request)
}