Add complete random to image generation

src/Controllers/ImageGenerationController.cs

@@ -86,6 +86,35 @@ public class ImageGenerationController : BaseController<ImageGenerationControlle
 		{
 			_logger.LogCritical(ex.Message, ex);
 			
+			return HttpContext.Send(EventResult.FromFailure("Can't parse result"), System.Net.HttpStatusCode.InternalServerError);
+		}
+	}
+	[HttpGet("random")]
+	[EndpointMetrics("image.generate.generate.random")]
+	[ProducesResponseType(typeof(Stream), StatusCodes.Status200OK, "image/png")]
+	[ProducesResponseType(typeof(EventResult), StatusCodes.Status400BadRequest)]
+	[ProducesResponseType(typeof(EventResult), StatusCodes.Status404NotFound)]
+	[ProducesResponseType(typeof(EventResult), StatusCodes.Status500InternalServerError)]
+	[IgnoreToken]
+	public async Task<object> GenerateMemeAsync()
+	{
+		try
+		{
+			var result = await ImageManager.GenerateImageAsync(Request.HttpContext.RequestAborted);
+
+			if (result is byte[] data)
+			{
+				var image = new MemoryStream(data);
+				
+				return HttpContext.SendStream(image, "image/png");
+			}
+
+			return result as IResult;
+		}
+		catch (ArgumentException ex)
+		{
+			_logger.LogCritical(ex.Message, ex);
+			
 			return HttpContext.Send(EventResult.FromFailure("Can't parse result"), System.Net.HttpStatusCode.InternalServerError);
 		}
 	}

src/Managers/ImageManager.Generation.cs

@@ -1,4 +1,5 @@
 using System.Collections.Immutable;
+using Exsersewo.Common.Extensions;
 using Exsersewo.Common.Utilities;
 using ImageMagick;
 using Kynareth.Models;
@@ -20,6 +21,30 @@ public static partial class ImageManager
 		GenerationEndpoints = configuration.GetSection("ShitpostBot:Templates").Get<List<ImageGenerationEndpoint>>();
 	}
 	
+	public static async Task<Object> GenerateImageAsync(CancellationToken cancellationToken)
+	{
+		ImageGenerationImage imageTemplate = null;
+
+		var endpoint = GenerationEndpoints.Random();
+
+		if (endpoint is null)
+		{
+			var ex = new ArgumentException($"Couldn't find endpoint");
+
+			return GetResult(StatusCodes.Status404NotFound, EventResult.FromFailureException(ex.Message, ex));
+		}
+
+		string variant = null;
+		if (endpoint.Variants.Any() && TrueRandom.Next(0, 50) > 25)
+		{
+			variant = endpoint.Variants.Random().Name;
+		}
+
+		var sources = sourceFiles.GetRandomAmount(endpoint.SourcesRequired) as string[];
+
+		return await GenerateImageAsync(endpoint.Name, variant, sources, cancellationToken);
+	}
+
 	public static async Task<Object> GenerateImageAsync(string template, string variant, CancellationToken cancellationToken)
 	{
 		ImageGenerationImage imageTemplate = null;