/// <summary>
/// Send the request, return HttpResponseMessage
/// </summary>
/// <param name="segment">UrlSegment = "/maps/api/geocode/json", Method = HttpMethod.Get</param>
/// <param name="handler">null as default</param>
/// <returns></returns>
public async Task <HttpResponseMessage> GetResponseTask(IApiSegment segment, HttpClientHandler handler = null)
{
if (handler == null)
{
handler = DefaultHandler();
}
Uri uri = BuildUri(segment);
HttpClient httpClient = new HttpClient(handler);
HttpRequestMessage requestMessage = new HttpRequestMessage(segment.Method, uri);
if (segment.Headers.Any())
{
foreach (KeyValuePair <string, string> segmentHeader in segment.Headers)
{
requestMessage.Headers.TryAddWithoutValidation(segmentHeader.Key, segmentHeader.Value);
}
}
requestMessage.Content = segment.Content;
HttpResponseMessage responseMessage = await httpClient.SendAsync(requestMessage).ConfigureAwait(false);
return(responseMessage);
}
private Uri BuildUri(IApiSegment segment)
{
StringBuilder stringBuilder = new StringBuilder();
foreach (var parameter in segment.Parameters)
{
stringBuilder.Append(parameter.Key);
stringBuilder.Append('=');
stringBuilder.Append(parameter.Value);
stringBuilder.Append('&');
}
UriBuilder uriBuilder = new UriBuilder
{
Scheme = Scheme.ToString(),
Host = BaseUrl,
Path = segment.UrlSegment,
Query = stringBuilder.ToString().TrimEnd('&')
};
if (Port != 0)
{
uriBuilder.Port = Port;
}
return(uriBuilder.Uri);
}
/// <summary>
/// Send the request, return string
/// </summary>
/// <param name="segment">UrlSegment = "/maps/api/geocode/json", Method = HttpMethod.Get</param>
/// <param name="handler">null as default</param>
/// <returns></returns>
public async Task <string> SendTask(IApiSegment segment, HttpClientHandler handler = null)
{
HttpResponseMessage responseMessage = await GetResponseTask(segment, handler);
if (responseMessage == null)
{
throw new Exception("Null response");
}
var result = await responseMessage.Content.ReadAsStringAsync();
return(result);
}