Changes

2026-07-25 01:46:59 +02:00
parent 81698cc039
commit 172a0bac61
66 changed files with 3245 additions and 416 deletions
@@ -0,0 +1,55 @@
+namespace Musify.Infrastructure.Helpers
+{
+    public static class YouTubeThumbNailHelper
+    {
+        public static bool IsSquare(string url) =>
+            url.Contains("googleusercontent.com", StringComparison.OrdinalIgnoreCase);
+
+        public static string WithSize(string url, int size)
+        {
+            if (string.IsNullOrEmpty(url))
+                return string.Empty;
+
+            if (url.Contains("googleusercontent.com", StringComparison.OrdinalIgnoreCase))
+                return ResizeGoogleUserContent(url, size);
+
+            if (url.Contains("ytimg.com", StringComparison.OrdinalIgnoreCase))
+                return ResizeYtImg(url, size);
+
+            return url;
+        }
+
+        private static string ResizeGoogleUserContent(string url, int size)
+        {
+            var separator = url.LastIndexOf('=');
+            var baseUrl = separator > 0 && IsSizeSuffix(url.AsSpan(separator + 1))
+                ? url[..separator]
+                : url;
+
+            return $"{baseUrl}=w{size}-h{size}-l90-rj";
+        }
+
+        private static string ResizeYtImg(string url, int size)
+        {
+            var queryStart = url.IndexOf('?');
+            var path = queryStart >= 0 ? url[..queryStart] : url;
+
+            var lastSlash = path.LastIndexOf('/');
+            if (lastSlash < 0)
+                return path;
+
+            return $"{path[..lastSlash] }/{YtImgFileName(size) }";
+        }
+
+        private static string YtImgFileName(int size) => size switch
+        {
+            <= 90 => "default.jpg",
+            <= 180 => "mqdefault.jpg",
+            <= 360 => "hqdefault.jpg",
+            _ => "maxresdefault.jpg"
+        };
+
+        private static bool IsSizeSuffix(ReadOnlySpan<char> suffix) =>
+            suffix.Length > 1 && (suffix[0] is 'w' or 's' or 'h') && char.IsDigit(suffix[1] );
+    }
+}