120 lines
3.7 KiB
C#
120 lines
3.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net.Http;
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using System.Net.Http.Json;
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using SimApi.Communications;
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using SimApi.Exceptions;
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namespace SimApi.Helpers;
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public class SimApiHttpClient(string? appId, string appKey, bool debug = false)
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{
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public string Server { get; init; } = string.Empty;
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public string SignName { get; init; } = "sign";
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public string TimestampName { get; init; } = "timestamp";
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public string NonceName { get; init; } = "nonce";
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public string? AppIdName { get; init; } = "appId";
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public string[] SignFields { get; init; } = [];
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/// <summary>
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/// 发起签名请求
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/// </summary>
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/// <param name="url"></param>
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/// <param name="body"></param>
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/// <param name="queries"></param>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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public T? SignQuery<T>(string url, object? body = null, Dictionary<string, string>? queries = null)
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{
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url = Server + url;
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var queryUrl = SignFields.Aggregate(string.Empty,
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(current, signField) => current + $"{signField}={queries?[signField]}&");
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if (!string.IsNullOrEmpty(AppIdName))
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{
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queryUrl += $"{AppIdName}={appId}&";
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}
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queryUrl += $"{TimestampName}={(int)SimApiUtil.TimestampNow}&{NonceName}={Guid.NewGuid()}";
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var signStr = $"{queryUrl}&{appKey}";
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var path = $"{url}?{queryUrl}&{SignName}={SimApiUtil.Md5(signStr)}";
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if (queries != null)
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{
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path = queries.Where(q => !SignFields.Contains(q.Key))
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.Aggregate(path, (current, q) => current + $"&{q.Key}={q.Value}");
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}
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return Query<T>(path, body);
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}
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/// <summary>
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/// 发起AES加密请求
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/// </summary>
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/// <param name="url"></param>
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/// <param name="body"></param>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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public T? AesQuery<T>(string url, object body)
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{
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url = Server + url;
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if (!string.IsNullOrEmpty(AppIdName))
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{
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url += $"?{AppIdName}={appId}";
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}
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var req = new SimApiOneFieldRequest<string>
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{
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Data = SimApiAesUtil.Encrypt(SimApiUtil.Json(body), appKey)
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};
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return Query<T>(url, req);
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}
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/// <summary>
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/// 发起AES加密以及签名请求
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/// </summary>
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/// <param name="url"></param>
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/// <param name="body"></param>
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/// <param name="queries"></param>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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public T? AesSignQuery<T>(string url, object body, Dictionary<string, string>? queries = null)
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{
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var req = new SimApiOneFieldRequest<string>
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{
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Data = SimApiAesUtil.Encrypt(SimApiUtil.Json(body), appKey)
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};
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return SignQuery<T>(url, req, queries);
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}
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/// <summary>
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/// 发起请求
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/// </summary>
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/// <param name="url"></param>
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/// <param name="req"></param>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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/// <exception cref="SimApiException"></exception>
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private T? Query<T>(string url, object? req)
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{
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var http = new HttpClient();
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if (debug)
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{
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Console.WriteLine($"[HTTPCLIENT请求] {url}\n{SimApiUtil.Json(req)}\n");
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}
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var resp = http.PostAsJsonAsync(url, req).Result;
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if (debug)
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{
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Console.WriteLine($"[HTTPCLIENT响应] {resp.Content.ReadAsStringAsync().Result}\n");
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}
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var res = resp.Content.ReadFromJsonAsync<SimApiBaseResponse<T>>().Result;
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if (res == null)
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{
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throw new SimApiException(500, "请求发生错误");
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}
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return res.Code != 200 ? throw new SimApiException(res.Code, res.Message) : res.Data;
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}
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} |