Erweiterungsmethoden für HttpResponseMessage hinzugefügt, um JSON und dynamische Antworten zu verarbeiten. Fetch-Methode implementiert, um HTTP-GET-Anfragen auszuführen. ThenAsync für Task-Fortsetzungen und ForEach für IEnumerable-Iteration hinzugefügt.

DigitalData.Core.Client/HttpExtensions.cs

@@ -0,0 +1,59 @@
+using Newtonsoft.Json;
+using System.Net.Http.Json;
+using static System.Net.WebRequestMethods;
+
+namespace DigitalData.Core.Client
+{
+	public static class HttpExtensions
+	{
+		public static async Task<string> Text(this HttpResponseMessage response) => await response.Content.ReadAsStringAsync();
+
+		public static async Task<T?> Json<T>(this HttpResponseMessage response) => await response.Content.ReadFromJsonAsync<T>();
+
+		public static async Task<dynamic> Json(this HttpResponseMessage response)
+		{
+			string json = await response.Content.ReadAsStringAsync();
+			return JsonConvert.DeserializeObject<dynamic>(json) ?? string.Empty;
+		}
+
+		public static async Task<IEnumerable<dynamic>> JsonList(this HttpResponseMessage response)
+		{
+			string json = await response.Content.ReadAsStringAsync();
+			return JsonConvert.DeserializeObject<dynamic>(json) ?? string.Empty;
+		}
+
+		public static async Task<HttpResponseMessage> Fetch(this string url, string method = Http.Get)
+		{
+			using HttpClient client = new();
+			return method switch
+			{
+				Http.Get => await client.GetAsync(url),
+				_ => throw new NotImplementedException(nameof(method)),
+			};
+		}
+
+		public static async void ThenAsync<T>(this Task<T> task, Action<T> toDo)
+		{
+			var then = await task;
+			toDo(then);
+		}
+
+		public static async Task<I> ThenAsync<T, I>(this Task<T> task, Func<T, I> toDo)
+		{
+			var then = await task;
+			return toDo(then);
+		}
+
+		public static async Task<I> ThenAsync<T, I>(this Task<T> task, Func<T, Task<I>> toDoAsync)
+		{
+			var then = await task;
+			return await toDoAsync(then);
+		}
+
+		public static void ForEach<T>(this IEnumerable<T> values, Action<T> action)
+		{
+			foreach (var value in values)
+				action(value);
+		}
+	}
+}