/// <summary>
/// Implementation of raw request API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="jsonPayload"></param>
/// <param name="mimeType"></param>
/// <returns></returns>
private async Task <HttpResponseMessage> InternalRestCallAsync(CallDuration cd, string verb, AvaTaxPath relativePath, object jsonPayload, string mimeType = null)
{
// Setup the request
using (var request = new HttpRequestMessage()) {
request.Method = new HttpMethod(verb);
request.RequestUri = new Uri(_envUri, relativePath.ToString());
// Add headers
foreach (var key in _clientHeaders.Keys)
{
request.Headers.Add(key, _clientHeaders[key]);
}
//Add payload if present.
if (mimeType == "multipart/form-data")
{
request.Content = jsonPayload as MultipartFormDataContent;
}
else if (jsonPayload != null)
{
request.Content = new StringContent(jsonPayload as string, Encoding.UTF8, mimeType);
}
// Send
cd.FinishSetup();
return(await _client.SendAsync(request).ConfigureAwait(false));
}
}
/// <summary>
/// Implementation of raw string-returning async API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <string> RestCallStringAsync(string verb, AvaTaxPath relativePath, object content = null, CallDuration cd = null)
{
if (cd == null)
{
cd = new CallDuration();
}
using (var result = await InternalRestCallAsync(cd, verb, relativePath, content).ConfigureAwait(false)) {
// Read the result
var s = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
// Determine server duration
var sd = result.Headers.GetValues("serverduration").FirstOrDefault();
TimeSpan ServerDuration = new TimeSpan();
TimeSpan.TryParse(sd, out ServerDuration);
cd.FinishReceive(ServerDuration);
// Deserialize the result
if (result.IsSuccessStatusCode)
{
return(s);
}
else
{
var err = JsonConvert.DeserializeObject <ErrorResult>(s);
cd.FinishParse();
this.LastCallTime = cd;
throw new AvaTaxError(err);
}
}
}
/// <summary>
/// Implementation of raw request API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <HttpResponseMessage> InternalRestCallAsync(CallDuration cd, string verb, AvaTaxPath relativePath, object content)
{
// Setup the request
using (var request = new HttpRequestMessage()) {
request.Method = new HttpMethod(verb);
request.RequestUri = new Uri(_envUri, relativePath.ToString());
// Add credentials and client header
if (_credentials != null)
{
request.Headers.Add("Authorization", _credentials);
}
if (_clientHeader != null)
{
request.Headers.Add("X-Avalara-Client", _clientHeader);
}
// Add payload
if (content != null)
{
var json = JsonConvert.SerializeObject(content, SerializerSettings);
request.Content = new StringContent(json, Encoding.UTF8, "application/json");
}
// Send
cd.FinishSetup();
return(await _client.SendAsync(request).ConfigureAwait(false));
}
}
/// <summary>
/// Implementation of raw file-returning async API
/// </summary>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <FileResult> RestCallFileAsync(string verb, AvaTaxPath relativePath, object content = null)
{
CallDuration cd = new CallDuration();
using (var result = await InternalRestCallAsync(cd, verb, relativePath, content).ConfigureAwait(false)) {
// Read the result
if (result.IsSuccessStatusCode)
{
var fr = new FileResult()
{
ContentType = result.Content.Headers.GetValues("Content-Type").FirstOrDefault(),
Filename = GetDispositionFilename(result.Content.Headers.GetValues("Content-Disposition").FirstOrDefault()),
Data = await result.Content.ReadAsByteArrayAsync().ConfigureAwait(false)
};
cd.FinishParse();
this.LastCallTime = cd;
return(fr);
// Handle exceptions and convert them to AvaTax results
}
else
{
var s = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
var err = JsonConvert.DeserializeObject <ErrorResult>(s);
cd.FinishParse();
this.LastCallTime = cd;
throw new AvaTaxError(err);
}
}
}
/// <summary>
/// Add another call's duration time to ours
/// </summary>
/// <param name="otherDuration"></param>
public void Combine(CallDuration otherDuration)
{
SetupDuration += otherDuration.SetupDuration;
ServerDuration += otherDuration.ServerDuration;
TransitDuration += otherDuration.TransitDuration;
ParseDuration += otherDuration.ParseDuration;
}
/// <summary>
/// Implementation of raw string-returning async API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <string> RestCallStringAsync(string verb, AvaTaxPath relativePath, object content = null, CallDuration cd = null)
{
if (cd == null)
{
cd = new CallDuration();
}
using (var result = await InternalRestCallAsync(cd, verb, relativePath, content).ConfigureAwait(false)) {
// Read the result
var s = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
// Determine server duration
var sd = DetectDuration(result, "serverduration");
var dd = DetectDuration(result, "dataduration");
var td = DetectDuration(result, "serviceduration");
cd.FinishReceive(sd, dd, td);
// Deserialize the result
if (result.IsSuccessStatusCode)
{
return(s);
}
else
{
var err = JsonConvert.DeserializeObject <ErrorResult>(s);
cd.FinishParse();
this.LastCallTime = cd;
throw new AvaTaxError(err, result.StatusCode);
}
}
}
/// <summary>
/// Implementation of raw string-returning async API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <string> RestCallStringAsync(string verb, AvaTaxPath relativePath, object content = null, CallDuration cd = null)
{
if (cd == null)
{
cd = new CallDuration();
}
// Convert the JSON payload, if any
object jsonPayload = null;
string mimeType = null;
if (content != null && content is FileResult)
{
var fr = (FileResult)content;
mimeType = fr.ContentType;
MultipartFormDataContent mpfdc = new MultipartFormDataContent("----dataBoundary");
ByteArrayContent byteArrayContent = new ByteArrayContent(fr.Data);
byteArrayContent.Headers.Add("Content-Type", "application/octet-stream");
mpfdc.Add(byteArrayContent, fr.Filename, fr.Filename);
jsonPayload = mpfdc;
}
else if (content != null)
{
jsonPayload = JsonConvert.SerializeObject(content, SerializerSettings);
mimeType = "application/json";
}
// Call REST
using (var result = await InternalRestCallAsync(cd, verb, relativePath, jsonPayload, mimeType).ConfigureAwait(false)) {
// Read the result
var responseString = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
// Determine server duration
var sd = DetectDuration(result, "serverduration");
var dd = DetectDuration(result, "dataduration");
var td = DetectDuration(result, "serviceduration");
cd.FinishReceive(sd, dd, td);
// Capture information about this API call and make it available for logging
var eventargs = new AvaTaxCallEventArgs()
{
HttpVerb = verb.ToUpper(), Code = result.StatusCode, RequestUri = new Uri(_envUri, relativePath.ToString()), RequestBody = jsonPayload as string, ResponseString = responseString, Duration = cd
};
OnCallCompleted(eventargs);
// Deserialize the result
if (result.IsSuccessStatusCode)
{
return(responseString);
}
else
{
var err = JsonConvert.DeserializeObject <ErrorResult>(responseString);
cd.FinishParse();
this.LastCallTime = cd;
throw new AvaTaxError(err, result.StatusCode);
}
}
}
/// <summary>
/// Implementation of raw file-returning async API
/// </summary>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <FileResult> RestCallFileAsync(string verb, AvaTaxPath relativePath, object content = null)
{
CallDuration cd = new CallDuration();
// Convert the JSON payload, if any
string jsonPayload = null;
if (content != null)
{
jsonPayload = JsonConvert.SerializeObject(content, SerializerSettings);
}
// Call REST
using (var result = await InternalRestCallAsync(cd, verb, relativePath, jsonPayload).ConfigureAwait(false)) {
// Read the result
if (result.IsSuccessStatusCode)
{
var fr = new FileResult()
{
ContentType = result.Content.Headers.GetValues("Content-Type").FirstOrDefault(),
Filename = GetDispositionFilename(result.Content.Headers.GetValues("Content-Disposition").FirstOrDefault()),
Data = await result.Content.ReadAsByteArrayAsync().ConfigureAwait(false)
};
// Capture timings
cd.FinishParse();
this.LastCallTime = cd;
// Capture information about this API call and make it available for logging
var eventargs = new AvaTaxCallEventArgs()
{
HttpVerb = verb.ToUpper(), Code = result.StatusCode, RequestUri = new Uri(_envUri, relativePath.ToString()), RequestBody = jsonPayload, ResponseBody = fr.Data, Duration = cd
};
OnCallCompleted(eventargs);
return(fr);
// Handle exceptions and convert them to AvaTax results
}
else
{
var errorResponseString = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
var err = JsonConvert.DeserializeObject <ErrorResult>(errorResponseString);
cd.FinishParse();
this.LastCallTime = cd;
// Capture information about this API call error and make it available for logging
var eventargs = new AvaTaxCallEventArgs()
{
HttpVerb = verb.ToUpper(), Code = result.StatusCode, RequestUri = new Uri(_envUri, relativePath.ToString()), RequestBody = jsonPayload, ResponseString = errorResponseString, Duration = cd
};
OnCallCompleted(eventargs);
throw new AvaTaxError(err, result.StatusCode);
}
}
}
/// <summary>
/// Implementation of asynchronous client APIs
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
public async Task <T> RestCallAsync <T>(string verb, AvaTaxPath relativePath, object content = null)
{
CallDuration cd = new CallDuration();
var s = await RestCallStringAsync(verb, relativePath, content, cd).ConfigureAwait(false);
var o = JsonConvert.DeserializeObject <T>(s);
cd.FinishParse();
this.LastCallTime = cd;
return(o);
}
/// <summary>
/// Implementation of raw string-returning async API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="content"></param>
/// <returns></returns>
private async Task <string> RestCallStringAsync(string verb, AvaTaxPath relativePath, object content = null, CallDuration cd = null)
{
if (cd == null)
{
cd = new CallDuration();
}
// Convert the JSON payload, if any
string jsonPayload = null;
if (content != null)
{
jsonPayload = JsonConvert.SerializeObject(content, SerializerSettings);
}
// Call REST
using (var result = await InternalRestCallAsync(cd, verb, relativePath, jsonPayload).ConfigureAwait(false)) {
// Read the result
var responseString = await result.Content.ReadAsStringAsync().ConfigureAwait(false);
// Determine server duration
var sd = DetectDuration(result, "serverduration");
var dd = DetectDuration(result, "dataduration");
var td = DetectDuration(result, "serviceduration");
cd.FinishReceive(sd, dd, td);
// Capture information about this API call and make it available for logging
var eventargs = new AvaTaxCallEventArgs()
{
HttpVerb = verb.ToUpper(), Code = result.StatusCode, RequestUri = new Uri(_envUri, relativePath.ToString()), RequestBody = jsonPayload, ResponseString = responseString, Duration = cd
};
OnCallCompleted(eventargs);
// Deserialize the result
if (result.IsSuccessStatusCode)
{
return(responseString);
}
else
{
var err = JsonConvert.DeserializeObject <ErrorResult>(responseString);
cd.FinishParse();
this.LastCallTime = cd;
throw new AvaTaxError(err, result.StatusCode);
}
}
}
/// <summary>
/// Implementation of raw request API
/// </summary>
/// <param name="cd"></param>
/// <param name="verb"></param>
/// <param name="relativePath"></param>
/// <param name="jsonPayload"></param>
/// <returns></returns>
private async Task <HttpResponseMessage> InternalRestCallAsync(CallDuration cd, string verb, AvaTaxPath relativePath, string jsonPayload)
{
// Setup the request
using (var request = new HttpRequestMessage()) {
request.Method = new HttpMethod(verb);
request.RequestUri = new Uri(_envUri, relativePath.ToString());
// Add headers
foreach (var key in _clientHeaders.Keys)
{
request.Headers.Add(key, _clientHeaders[key]);
}
// Add payload
if (jsonPayload != null)
{
request.Content = new StringContent(jsonPayload, Encoding.UTF8, "application/json");
}
// Send
cd.FinishSetup();
return(await _client.SendAsync(request).ConfigureAwait(false));
}
}
