enable plex for movies (#72)

* re-enable plex, temp force secure connections

* add plex fanart

* synchronize genre from plex

* fix plex library sync

* improve stream error handling

* synchronize plex artwork

* use switch instead of button

* prioritize local connections for insecure plex sources

* sign out of plex

* better plex sign in/out

* code cleanup

* fix plex movie aspect ratio and scan type

ErsatzTV.Core/Interfaces/Plex/IPlexSecretStore.cs

@@ -10,8 +10,8 @@ namespace ErsatzTV.Core.Interfaces.Plex
         Task<string> GetClientIdentifier();
         Task<List<PlexUserAuthToken>> GetUserAuthTokens();
         Task<Unit> UpsertUserAuthToken(PlexUserAuthToken userAuthToken);
-        Task<List<PlexServerAuthToken>> GetServerAuthTokens();
         Task<Option<PlexServerAuthToken>> GetServerAuthToken(string clientIdentifier);
         Task<Unit> UpsertServerAuthToken(PlexServerAuthToken serverAuthToken);
+        Task<Unit> DeleteAll();
     }
 }

ErsatzTV.Core/Interfaces/Plex/IPlexServerApiClient.cs

@@ -16,5 +16,10 @@ namespace ErsatzTV.Core.Interfaces.Plex
             PlexLibrary library,
             PlexConnection connection,
             PlexServerAuthToken token);
+
+        Task<Either<BaseError, MediaVersion>> GetStatistics(
+            PlexMovie movie,
+            PlexConnection connection,
+            PlexServerAuthToken token);
     }
 }