public APIResponse <T> PerformRequest <T>(IAPIRequest request) where T : new()
{
RestClient client = new RestClient(request.domain);
var restRequest = new RestRequest(request.endpoint, request.httpMethod);
restRequest.AddParameter("api_key", apiKey);
if (request.parameters != null)
{
foreach (var parameter in request.parameters)
{
restRequest.AddParameter(parameter.Key, parameter.Value);
}
}
IRestResponse <T> parsedResponse = client.Execute <T>(restRequest);
if (parsedResponse.Data != null && parsedResponse.StatusCode == HttpStatusCode.OK)
{
return(new APIResponse <T>(parsedResponse.Data, true));
}
return(new APIResponse <T>(default(T), false));
}
public T Accept(string id)
{
_id = id;
_request = buildRequest(_id);
_responseJObject = _getResponseJObject();
return(responseToResult(_responseJObject));
}
/// <summary>
/// API调用接口通用方法
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="request"></param>
/// <returns></returns>
public T Execute <T>(IAPIRequest <T> request) where T : APIResponse
{
try
{
var tryTimes = 0;
while (tryTimes < 3)
{
T t = null;
try
{
t = DoExcute(request);
}
catch { }
if (t != null)
{
return(t);
}
tryTimes++;
//_log.Info("error, request is retrying " + tryTimes);
Thread.Sleep(1000);
}
throw new Exception("have tried 3 times, failure request!");
}
catch (Exception ex)
{
//_log.Error(ex.Message);
//_log.Error(ex.StackTrace);
throw new Exception("Request Excuete error.");
}
}
private T DoExcute <T>(IAPIRequest <T> request) where T : APIResponse
{
try
{
// 构建请求地址
string requestUrl = string.Empty;
if (!string.IsNullOrEmpty(request.ApiWXRequestSample))
{
requestUrl = request.ApiWXRequestSample;
}
else
{
requestUrl = request.ApiRequestSample.Replace("%BASE_REST_URL%", apiUrl);
}
// request
request.PrepareParam();
var body = string.Empty;
var method = request.RequestMethod.ToLower();
if (!request.IsJsonRequest)
{
if (method == "post")
{
body = webUtil.DoPost(requestUrl, request.RequestBodyDictionary);
}
else if (method == "get")
{
body = webUtil.DoGet(requestUrl, request.RequestBodyDictionary);
}
}
else
{
var json = request.GetParamJson();
body = webUtil.DoJsonRequest(requestUrl, json, request.RequestMethod, request.Token);
}
// process response
T rsp;
if (DisableParser)
{
rsp = Activator.CreateInstance <T>();
rsp.Body = body;
}
else
{
// json convert
IParser <T> parser = new JsonParser <T>();
rsp = parser.Parse(body);
}
return(rsp);
}
catch (Exception ex)
{
//_log.Error(ex.Message);
//_log.Error(ex.StackTrace);
return(null);
}
}
public async Task <T> ExecuteAsync <T>(IAPIRequest <T> request) where T : class
{
request.Validate();
string url = _GenerateUrl(request.GetUrl(), request.GetUrlParameters());
HttpMethod httpMethod = request.GetHttpMethod();
IDictionary <string, string> headers = request.GetRequestHeaders();
HttpWebRequest webRequest = WebRequest.Create(url) as HttpWebRequest;
//Add http headers
if (headers != null && headers.Count > 0)
{
foreach (var header in headers)
{
webRequest.Headers[header.Key] = header.Value;
}
}
//Execute the request and get response body.
string body = null;
try
{
HttpWebResponse response;
switch (httpMethod)
{
case HttpMethod.GET:
webRequest.Method = "GET";
response = (HttpWebResponse)(await webRequest.GetResponseAsync());
break;
case HttpMethod.POST:
webRequest.Method = "POST";
webRequest.ContentType = "application/json; charset=utf-8";
var forms = request.GetRequestStream();
using (Stream stream = await webRequest.GetRequestStreamAsync())
{
if (forms != null)
{
foreach (byte b in forms)
{
stream.WriteByte(b);
}
}
response = (HttpWebResponse)(await webRequest.GetResponseAsync());
}
break;
case HttpMethod.PUT:
webRequest.Method = "PUT";
response = (HttpWebResponse)(await webRequest.GetResponseAsync());
break;
case HttpMethod.DELETE:
webRequest.Method = "DELETE";
response = (HttpWebResponse)(await webRequest.GetResponseAsync());
break;
default:
throw new QDotAPIClientException(string.Format(ErrorMessages.InvalidHTTPMethod, httpMethod.ToString()));
}
using (response)
using (Stream stream = response.GetResponseStream())
{
using (StreamReader reader = new StreamReader(stream, Encoding.UTF8))
{
body = await reader.ReadToEndAsync();
}
}
}
catch (WebException)
{
//Let the client handle the web exception
throw;
}
catch (Exception exception)
{
throw new QDotAPIClientException(string.Format(ErrorMessages.GeneralErrorForUrl, httpMethod, url), exception);
}
//Parse response body
if (string.IsNullOrEmpty(body))
{
return(null);
}
try
{
return(JsonConvert.DeserializeObject <T>(body));
}
catch (Exception exception)
{
throw new QDotAPIClientException(ErrorMessages.ErrorParsingJsonResponse, exception);
}
}
public IEnumerable <IAPIResponse> Call(IAPIRequest request)
{
//Stopwatch stopWatch = new Stopwatch();
var pageCounter = request.Page;
var canRun = true;
var client = _clientFactory.CreateClient();
var requestUrl = $"{_apiSettings.ApiUrl}/{_apiSettings.ApiKey}/?type={RequestType.Koop.ToString().ToLower()}";
if (request.SearchFilters != null && request.SearchFilters.Count > 0)
{
requestUrl = $"{requestUrl}&zo=/{string.Join("/", request.SearchFilters)}";
}
requestUrl = $"{requestUrl}&pagesize={request.PageSize}";
var uriBuilder = new UriBuilder(requestUrl);
var httpRequest = new HttpRequestMessage(HttpMethod.Get, $"{requestUrl}&page={pageCounter}");
//stopWatch.Start();
do
{
//TODO: make it async
var task = client.SendAsync(httpRequest);
task.Wait();
var response = task.Result;
var result = HandleResponse(response);
if (result.Status.Type == APIReturnStatusType.Success)
{
yield return(result);
}
else if (result.Status.Type == APIReturnStatusType.Error)
{
throw new Exception(result.Status.ErrorMessage);
}
if (result.Status.Type == APIReturnStatusType.LimitExceeeded)
{
Thread.Sleep(_maxRequestsCap);
httpRequest = new HttpRequestMessage(HttpMethod.Get, $"{requestUrl}&page={pageCounter}");
canRun = true;
}
else if (result?.Paging?.TotalPages > pageCounter)
{
pageCounter += 1;
httpRequest = new HttpRequestMessage(HttpMethod.Get, $"{requestUrl}&page={pageCounter}");
canRun = true;
}
else
{
canRun = false;
}
//if (pageCounter % 95 == 0 && stopWatch.ElapsedMilliseconds < 60000) //// 60 seconds per ~95 request
//{
// Thread.Sleep(_maxRequestsCap - (int)stopWatch.ElapsedMilliseconds);
// stopWatch.Reset();
//}
} while (canRun);
}