Vital new functionality

DeukBot4/APIHandlers/CatFactsApi.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Linq;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Threading.Tasks;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+namespace DeukBot4.APIHandlers
+{
+    public static class CatFactsApi
+    {
+        private const string URL = "https://catfact.ninja/";
+
+        public static async Task<string> GetRandomCatFact()
+        {
+            var client = new HttpClient {BaseAddress = new Uri(URL)};
+            client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
+            var response = await client.GetAsync("facts?limit=1"); // Blocking call!
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var res  = await response.Content.ReadAsStringAsync();
+            var json = JObject.Parse(res);
+            var a    = json["data"].AsEnumerable();
+            return a.First()["fact"].Value<string>();
+
+        }
+    }
+}

DeukBot4/MessageHandlers/CommandHandler/Commands/GeneralCommands.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Threading.Tasks;
+using DeukBot4.APIHandlers;
 using DeukBot4.MessageHandlers.CommandHandler.RequestStructure;
 using DeukBot4.MessageHandlers.Permissions;
 using DeukBot4.Utilities;
@@ -69,5 +70,12 @@ namespace DeukBot4.MessageHandlers.CommandHandler
         {
             await request.SendMessageAsync(BotOpinions.GetOpinion(request));
         }
+
+        [Command("catfact", PermissionLevel.Everyone)]
+        [CommandHelp("Returns a random cat fact", "Returns a random cat fact, powered by https://catfact.ninja/")]
+        public async Task RandomCatFact(CommandRequest request)
+        {
+            await request.SendMessageAsync(await CatFactsApi.GetRandomCatFact());
+        }
     }
 }