Go SDK

go mod edit -replace github.com/orsuntech/orsunpay/sdks/go=./vendor-src/orsunpay-go
go mod edit -require github.com/orsuntech/orsunpay/sdks/[email protected]

import (
    "context"
    "os"

    orsunpay "github.com/orsuntech/orsunpay/sdks/go"
)

func newMerchantClient() (*orsunpay.Client, error) {
    return orsunpay.NewClient(
        os.Getenv("ORSUNPAY_API_BASE_URL"),
        os.Getenv("ORSUNPAY_MERCHANT_ID"),
        os.Getenv("ORSUNPAY_API_KEY"),
    )
}

func orderStatus(ctx context.Context, client *orsunpay.Client, orderID string) (string, error) {
    result, err := client.RetrievePaymentByOrderID(ctx, orderID)
    if err != nil {
        return "", err
    }
    return result.Data.Transaction.Status, nil
}