private static async Task <HttpResponseMessage> PutFileAsync(Uri url, byte[] file)
{
var request = new FlurlRequest(url);
var response = await request.SendAsync(HttpMethod.Put, new ByteArrayContent(file));
return(response);
}
private static async Task <byte[]> GetFileAsync(Uri url)
{
var request = new FlurlRequest(url);
var response = await request.SendAsync(HttpMethod.Get);
return(await response.Content.ReadAsByteArrayAsync());
}
/// <summary>
/// request url that specified by yourself with post method.
/// according the package Flurl.Http.GeneratedExtensions to rewrite it in order to debug, develop.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="url"></param>
/// <param name="data"></param>
/// <param name="cancellationToken"></param>
/// <param name="completionOption"></param>
/// <returns></returns>
public static Task <T> PostJsonAsync <T>(this Flurl.Url url, object data, CancellationToken cancellationToken = default(CancellationToken), HttpCompletionOption completionOption = HttpCompletionOption.ResponseContentRead)
{
var request = new FlurlRequest(url);
CapturedJsonContent content = new CapturedJsonContent(request.Settings.JsonSerializer.Serialize(data));
var response = request.SendAsync(HttpMethod.Post, content, cancellationToken, completionOption);
var result = response.ReceiveJson <T>();
return(result);
}
public async Task <IEnumerable <Transaction> > GetTransactions(string address)
{
var url = _nodeAddress.AppendPathSegments("api", "transactions", address);
var request = new FlurlRequest(url);
var response = await request.SendAsync(HttpMethod.Get);
return(await Task.FromResult(response).ReceiveJson <IEnumerable <Transaction> >());
}
public async Task <Block> GetBlock(int id)
{
var url = _nodeAddress.AppendPathSegments("api", "block", id.ToString());
var request = new FlurlRequest(url);
var response = await request.SendAsync(HttpMethod.Get);
if (response.StatusCode == HttpStatusCode.NotFound)
{
return(null);
}
return(await Task.FromResult(response).ReceiveJson <Block>());
}
public async Task <Transaction> GetTransaction(string hash)
{
var url = _nodeAddress.AppendPathSegments("api", "transactions");
url.QueryParams.Add("transactionHash", hash);
var request = new FlurlRequest(url);
var response = await request.SendAsync(HttpMethod.Get);
if (response.StatusCode == HttpStatusCode.NotFound)
{
return(null);
}
return(await Task.FromResult(response).ReceiveJson <Transaction>());
}
public static async Task <byte[]> GetDataAsync(this string url)
{
if (string.IsNullOrWhiteSpace(url))
{
return(new byte[] { });
}
var request = new FlurlRequest(url);
using (var response = await request.SendAsync(HttpMethod.Get))
using (var httpStream = await response.Content.ReadAsStreamAsync())
using (var memStream = new MemoryStream())
{
await httpStream.CopyToAsync(memStream);
return(memStream.ToArray());
}
}