/// <summary>
/// Will request the data and invoke the callback with the result
/// </summary>
/// <param name="request">Request data for the request</param>
/// <param name="callback">Callback to be invoked after the request</param>
public static void Request(CurrencyRequestData request, System.Action <CurrencyRequestData> callback)
{
string countryRequest;
if (request.CurrencyOneCode == "EUR" || string.IsNullOrEmpty(request.CurrencyTwoCode))
{
countryRequest = request.CurrencyTwoCode;
}
else if (request.CurrencyTwoCode == "EUR" || string.IsNullOrEmpty(request.CurrencyOneCode))
{
countryRequest = request.CurrencyOneCode;
}
else
{
countryRequest = string.Format("{0},{1}", request.CurrencyOneCode, request.CurrencyTwoCode);
}
string url;
if (string.IsNullOrEmpty(request.Date))
{
url = string.Format(_apiRouteLastest, countryRequest);
}
else
{
url = string.Format(_apiRoute, request.Date, request.Date, countryRequest);
}
Request(m_ApiClient, url, request, callback);
}
/// <summary>
/// Will parse the json response of API request and return a ResultData
/// </summary>
/// <param name="json">json response of API request</param>
/// <param name="request">request used to perform the request</param>
/// <returns>ResultData is returned containing the returned informations</returns>
public static ResultData ParseFromJson(string json, CurrencyRequestData request)
{
ResultData result = null;
try
{
var datas = SimpleJSON.JSON.Parse(json);
if (datas == null)
{
Debug.LogWarning("Parse json data is null");
return(null);
}
var currencies = GetDesiredDateData(datas, request.Date);
if (currencies == null)
{
Debug.LogWarning("Parse json currencies at the date specified is null");
return(null);
}
result = new ResultData()
{
CurrencyOne = currencies[request.CurrencyOneCode] ?? -1,
CurrencyTwo = currencies[request.CurrencyTwoCode] ?? -1
};
if (request.CurrencyOneCode == "EUR")
{
result.CurrencyOne = 1;
}
else if (request.CurrencyTwoCode == "EUR")
{
result.CurrencyTwo = 1;
}
}
catch (System.Exception e)
{
Debug.LogError("An exception occured " + e.Message);
}
return(result);
}
private static async void Request(HttpClient client, string url, CurrencyRequestData request, System.Action <CurrencyRequestData> callback)
{
using (var response = await client.GetAsync(url))
{
if (!response.IsSuccessStatusCode)
{
request.isError = true;
request.errorMessage = string.Format("Error ({0})", response.StatusCode);
}
else
{
string json = await response.Content.ReadAsStringAsync();
JsonDataConverter.ResultData data = JsonDataConverter.ParseFromJson(json, request);
if (data == null)
{
request.isError = true;
request.errorMessage = "Failed to parse data from API";
}
else
{
request.CurrencyOneResult = data.CurrencyOne;
request.CurrencyTwoResult = data.CurrencyTwo;
if (request.CurrencyOneResult <= 0 || request.CurrencyTwoResult <= 0)
{
request.isError = true;
request.errorMessage = "Invalid value (<= 0)";
}
}
}
callback?.Invoke(request);
}
}
