protected ApiRequestData MakeRequestData(string apiPath, object request)
{
Dictionary <string, string> headers = new Dictionary <string, string>
{
{ "ApiToken", ApiToken }
};
ApiRequestData data = new ApiRequestData()
{
apiPath = apiPath,
headers = headers,
postData = JsonConvert.SerializeObject(request)
};
return(data);
}
protected T InvokeApi <T>(ApiRequestData data) where T : new()
{
try
{
string apiUrl = ApiRootUrl.TrimEnd('/') + "/" + data.apiPath;
Stopwatch watch = Stopwatch.StartNew();
T resp = InvokeApi <T>(apiUrl, data, this.Logger);
LogElapsedTime(watch, apiUrl, data.postData);
return(resp);
}
catch (Exception ex)
{
Logger.Error($"{data.apiPath} {ex.ToString()}");
T resp = new T();
return(resp);
}
}
public T InvokeApi <T>(string url, ApiRequestData data, IApiLogger logger)
{
string value = "";
try
{
var request = (HttpWebRequest)WebRequest.Create(url);
request.Credentials = CredentialCache.DefaultCredentials;
request.Timeout = data.requestTimeout;
// headers
if (data.acceptHeader != null)
{
request.Accept = data.acceptHeader;
}
foreach (KeyValuePair <string, string> header in data.headers)
{
request.Headers.Add(header.Key, header.Value);
}
request.Method = data.method.ToString();
//處理POST資料
if (data.method == ApiRequestData.Method.POST ||
data.method == ApiRequestData.Method.PUT)
{
var paramBytes = Encoding.UTF8.GetBytes(data.postData);
request.ContentType = data.contentTypeText;
request.ContentLength = paramBytes.Length;
using (var stream = request.GetRequestStream())
{
stream.Write(paramBytes, 0, paramBytes.Length);
}
}
logger.Info($"{url} req: {data.postData}");
using (var response = (HttpWebResponse)request.GetResponse())
{
//HttpStatusCode=200才算呼叫成功
if (response.StatusCode == HttpStatusCode.OK)
{
using (var sr = new StreamReader(response.GetResponseStream()))
{
value = sr.ReadToEnd();
}
}
else
{
throw new Exception(((int)response.StatusCode).ToString() + ":" + response.StatusDescription);
}
}
}
catch (Exception ex)
{
logger.Error($"invokeApi {ex.ToString()}");
}
logger.Info($"{url} resp: {value}");
return(JsonConvert.DeserializeObject <T>(value));
}
