fix resources (offline background and font) (#211)

2021-05-25 15:42:03 -05:00
parent c9e20e28df
commit c9905d0542
6 changed files with 52 additions and 9 deletions
@@ -0,0 +1,42 @@
+using System.IO;
+using System.Reflection;
+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core;
+using Microsoft.Extensions.Hosting;
+
+namespace ErsatzTV.Services.RunOnce
+{
+    public class ResourceExtractorService : IHostedService
+    {
+        public async Task StartAsync(CancellationToken cancellationToken)
+        {
+            if (!Directory.Exists(FileSystemLayout.ResourcesCacheFolder))
+            {
+                Directory.CreateDirectory(FileSystemLayout.ResourcesCacheFolder);
+            }
+
+            Assembly assembly = typeof(ResourceExtractorService).GetTypeInfo().Assembly;
+            
+            await ExtractResource(assembly, "background.png", cancellationToken);
+            await ExtractResource(assembly, "ErsatzTV.png", cancellationToken);
+            await ExtractResource(assembly, "Roboto-Regular.ttf", cancellationToken);
+        }
+
+        public Task StopAsync(CancellationToken cancellationToken)
+        {
+            return Task.CompletedTask;
+        }
+
+        private async Task ExtractResource(Assembly assembly, string name, CancellationToken cancellationToken)
+        {
+            await using Stream resource = assembly.GetManifestResourceStream($"ErsatzTV.Resources.{name}");
+            if (resource != null)
+            {
+                await using FileStream fs = File.Create(
+                    Path.Combine(FileSystemLayout.ResourcesCacheFolder, name));
+                await resource.CopyToAsync(fs, cancellationToken);
+            }
+        }
+    }
+}