qwsdcvghyu89
69 lines
3.1 KiB
C#
69 lines
3.1 KiB
C#
using Microsoft.Extensions.Logging;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Net.Http;
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using System.Net.Http.Json;
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using System.Text;
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using System.Text.Json;
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using System.Threading;
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using System.Threading.Tasks;
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namespace Beam.Api;
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public class ApiCall(HttpClient client, string uri, HttpMethod method, KeyValuePair<string, string[]>[] headers, object? requestData, object? body, params HashSet<HttpStatusCode> successCodes) {
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public HttpClient Client { get; } = client;
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public object? RequestData { get; } = requestData;
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public object? Body { get; }
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public string Uri { get; } = uri;
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public HttpMethod Method { get; } = method;
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public KeyValuePair<string, string[]>[] Headers { get; private set; } = headers;
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public HashSet<HttpStatusCode> SuccessCodes { get; } = successCodes;
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private string? ContentType = "application/json";
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public async Task<ApiResponse> GetResponse(ILogger<ApiResponse>? logger, (int @try, int max)? tries = null, bool readToBuffer = true, CancellationToken ct = default) {
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SanitizeHeaders();
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var request = new HttpRequestMessage(Method, Uri);
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request.Content = body is null ? request.Content :
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body is string stringBody ? new StringContent(stringBody) : JsonContent.Create(body);
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if (request.Content is not null)
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request.Content.Headers.ContentType = ContentType is null ? null : new System.Net.Http.Headers.MediaTypeHeaderValue(ContentType);
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foreach (var header in Headers)
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request.Headers.Add(header.Key, header.Value);
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logger?.LogInformation("Fetching '{}' with method '{}', content-type '{}', and headers '{}'", Uri, Method, ContentType, JsonSerializer.Serialize(request.Headers.ToDictionary()));
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var response = await Client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead, ct);
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if (tries is not null && tries?.@try < tries?.max && !SuccessCodes.Contains(response.StatusCode)) {
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await Task.Delay((int)Math.Min(Math.Pow(2, tries.Value.@try), 60) * 1000, ct);
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return await GetResponse(logger, (tries.Value.@try + 1, tries.Value.max), readToBuffer, ct);
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}
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return await ApiResponse.CreateAsync(response, logger, RequestData, readToBuffer, ct);
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}
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private void SanitizeHeaders() {
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Dictionary<string, string[]> headers = [];
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foreach(var kvp in Headers) {
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if (kvp.Value.Length == 0)
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continue;
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if (kvp.Key == "Content-Type") {
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ContentType = kvp.Value[0];
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} else {
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headers[kvp.Key] = kvp.Value;
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}
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}
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Headers = headers.ToArray();
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}
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public static async Task<ApiResponse> Get(HttpClient client, string url, ILoggerFactory factory)
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=> await new ApiCall(client, url, HttpMethod.Get, [], null, null).GetResponse(factory.CreateLogger<ApiResponse>());
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}
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