Subtract Currency

Subtracts the player's currency.

URL Confirmation

This API uses the service-api.playnanoo.com domain.

API Information

• URL: https://service-api.playnanoo.com/currency/v20250301/subtract
• Method: PUT
• Authentication Required: Yes

Request Parameters

Parameter	Type	Required	Description
currency_code	string	Required	Currency code
currency_amount	double	Required	Currency quantity to subtract

Response Data

Field	Type	Description
currency_amount	number	Owned currency quantity after subtraction

Code Example

void UMyGame::SubtractCurrency(const FString& CurrencyCode, double Amount)
{
    // Create request body with player information
    TSharedPtr<FJsonObject> Body = FPlayNANOOHelper::CreateRequestBody();
    Body->SetStringField(TEXT("currency_code"), CurrencyCode);
    Body->SetNumberField(TEXT("currency_amount"), Amount);

    // Convert to JSON string
    FString JsonBody = FPlayNANOOHelper::ToJsonString(Body);

    // HTTP request
    TSharedRef<IHttpRequest> Request = FHttpModule::Get().CreateRequest();
    Request->SetURL(TEXT("https://service-api.playnanoo.com/currency/v20250301/subtract"));
    Request->SetVerb(TEXT("PUT"));
    FPlayNANOOHelper::SetCommonHeaders(Request, true);  // Include auth token
    Request->SetContentAsString(JsonBody);

    Request->OnProcessRequestComplete().BindLambda(
        [](FHttpRequestPtr Req, FHttpResponsePtr Res, bool bSuccess)
    {
        if (bSuccess && Res.IsValid())
        {
            TSharedPtr<FJsonObject> JsonObject;
            TSharedRef<TJsonReader<>> Reader = TJsonReaderFactory<>::Create(Res->GetContentAsString());

            if (FJsonSerializer::Deserialize(Reader, JsonObject))
            {
                double RemainingAmount = JsonObject->GetNumberField(TEXT("currency_amount"));
                UE_LOG(LogTemp, Log, TEXT("Currency amount after subtraction: %f"), RemainingAmount);
            }
        }
    });

    Request->ProcessRequest();
}

Insufficient Currency

An error occurs if there is not enough currency to subtract. Make sure you have sufficient currency before subtracting.