fix ui display of multiple languages (#1474)

CHANGELOG.md

@@ -29,6 +29,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Fix some cases where ffmpeg process would remain running after properly closing ErsatzTV
 - Fix QSV HLS segment duration
   - This behavior caused extremely slow QSV stream starts
+- Fix displaying multiple languages in UI for movies, artists, shows
 
 ### Changed
 - Upgrade ffmpeg to 6.1, which is now *required* for all installs
@@ -43,6 +44,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - In FFmpeg Profile editor, only display hardware acceleration kinds that are supported by the configured ffmpeg
 - Test QSV acceleration if configured, and fallback to software mode if test fails
 - Detect QSV capabilities on Linux (supported decoders, encoders)
+- Use hardware acceleration for error messages/offline messages
 
 ## [0.8.2-beta] - 2023-09-14
 ### Added

ErsatzTV.Application/Artists/Mapper.cs

@@ -29,12 +29,11 @@ internal static class Mapper
         CultureInfo[] allCultures = CultureInfo.GetCultures(CultureTypes.NeutralCultures);
 
         return languages
-            .Distinct()
             .Map(
                 lang => allCultures.Filter(
                     ci => string.Equals(ci.ThreeLetterISOLanguageName, lang, StringComparison.OrdinalIgnoreCase)))
-            .Sequence()
             .Flatten()
+            .Distinct()
             .ToList();
     }
 }

ErsatzTV.Application/Movies/Mapper.cs

@@ -46,13 +46,12 @@ internal static class Mapper
         CultureInfo[] allCultures = CultureInfo.GetCultures(CultureTypes.NeutralCultures);
 
         return languageCodes
-            .Distinct()
             .Map(
                 lang => allCultures.Filter(
                     ci => string.Equals(ci.ThreeLetterISOLanguageName, lang, StringComparison.OrdinalIgnoreCase)))
-            .Sequence()
             .Flatten()
             .Map(ci => ci.EnglishName)
+            .Distinct()
             .ToList();
     }
 

ErsatzTV.Application/Television/Mapper.cs

@@ -104,12 +104,11 @@ internal static class Mapper
         CultureInfo[] allCultures = CultureInfo.GetCultures(CultureTypes.NeutralCultures);
 
         return languages
-            .Distinct()
             .Map(
                 lang => allCultures.Filter(
                     ci => string.Equals(ci.ThreeLetterISOLanguageName, lang, StringComparison.OrdinalIgnoreCase)))
-            .Sequence()
             .Flatten()
+            .Distinct()
             .ToList();
     }
 }