Add project files.

LeagueAPI/Utils/LcuHttpClient.cs

@@ -0,0 +1,42 @@
+using System.Text.Json;
+
+namespace LeagueAPI.Utils;
+
+public class LcuHttpClient : HttpClient
+{
+    private static readonly Lazy<LcuHttpClient> LazyInstance = new(() => new LcuHttpClient(new LcuHttpClientHandler()));
+    internal static LcuHttpClient Instance => LazyInstance.Value;
+
+    private LcuHttpClientHandler Handler { get; }
+    public ProcessInfo? ProcessInfo
+    {
+        get
+        {
+            return Handler.ProcessInfo;
+        }
+        internal set
+        {
+            Handler.ProcessInfo = value;
+        }
+    }
+
+    public RiotAuthentication? RiotAuthentication => Handler.RiotAuthentication;
+
+    internal LcuHttpClient(LcuHttpClientHandler lcuHttpClientHandler)
+        : base(lcuHttpClientHandler)
+    {
+        Handler = lcuHttpClientHandler;
+        base.BaseAddress = new Uri("https://127.0.0.1");
+    }
+
+    public async Task<T?> GetContentAsync<T>(string requestUri) where T : class
+    {
+        HttpResponseMessage response = await GetAsync(requestUri);
+        if (!response.IsSuccessStatusCode)
+        {
+            return null;
+        }
+        string content = await response.Content.ReadAsStringAsync();
+        return JsonSerializer.Deserialize<T>(content);
+    }
+}