!wip just some small minor improvements

src/Ombi.Core/Rule/Rules/Search/AvailabilityRuleHelper.cs

@@ -24,7 +24,7 @@ namespace Ombi.Core.Rule.Rules.Search
                 if (!airedButNotAvailable)
                 {
                     var unairedEpisodes = search.SeasonRequests.Any(x =>
-                        x.Episodes.Any(c => !c.Available && c.AirDate > DateTime.Now.Date));
+                        x.Episodes.Any(c => !c.Available && c.AirDate > DateTime.Now.Date && c.AirDate != DateTime.MinValue));
                     if (unairedEpisodes)
                     {
                         search.FullyAvailable = true;
@@ -41,21 +41,21 @@ namespace Ombi.Core.Rule.Rules.Search
             {
                 epExists = await allEpisodes.FirstOrDefaultAsync(x =>
                     x.EpisodeNumber == episode.EpisodeNumber && x.SeasonNumber == season.SeasonNumber &&
-                    x.Series.ImdbId == item.ImdbId.ToString());
+                    x.Series.ImdbId.Equals(item.ImdbId.ToString(), StringComparison.InvariantCultureIgnoreCase));
             }
 
             if (useTheMovieDb)
             {
                 epExists = await allEpisodes.FirstOrDefaultAsync(x =>
                     x.EpisodeNumber == episode.EpisodeNumber && x.SeasonNumber == season.SeasonNumber &&
-                    x.Series.TheMovieDbId == item.TheMovieDbId.ToString());
+                    x.Series.TheMovieDbId.Equals(item.TheMovieDbId.ToString(), StringComparison.InvariantCultureIgnoreCase));
             }
 
             if (useTvDb)
             {
                 epExists = await allEpisodes.FirstOrDefaultAsync(x =>
                     x.EpisodeNumber == episode.EpisodeNumber && x.SeasonNumber == season.SeasonNumber &&
-                    x.Series.TvDbId == item.TvDbId.ToString());
+                    x.Series.TvDbId.Equals(item.TvDbId.ToString(), StringComparison.InvariantCultureIgnoreCase));
             }
 
             if (epExists != null)
@@ -71,21 +71,21 @@ namespace Ombi.Core.Rule.Rules.Search
             {
                 epExists = await allEpisodes.FirstOrDefaultAsync(x =>
                     x.EpisodeNumber == episode.EpisodeNumber && x.SeasonNumber == season.SeasonNumber &&
-                    x.Series.ImdbId == item.ImdbId.ToString());
+                    x.Series.ImdbId.Equals(item.ImdbId.ToString(), StringComparison.InvariantCultureIgnoreCase));
             }
 
             if (useTheMovieDb)
             {
                 epExists = await allEpisodes.FirstOrDefaultAsync(x =>
                     x.EpisodeNumber == episode.EpisodeNumber && x.SeasonNumber == season.SeasonNumber &&
-                    x.Series.TheMovieDbId == item.TheMovieDbId.ToString());
+                    x.Series.TheMovieDbId.Equals(item.TheMovieDbId.ToString(), StringComparison.InvariantCultureIgnoreCase));
             }
 
             if (useTvDb)
             {
                 epExists = await allEpisodes.FirstOrDefaultAsync(x =>
                     x.EpisodeNumber == episode.EpisodeNumber && x.SeasonNumber == season.SeasonNumber &&
-                    x.Series.TvDbId == item.TvDbId.ToString());
+                    x.Series.TvDbId.Equals(item.TvDbId.ToString(), StringComparison.InvariantCultureIgnoreCase));
             }
 
             if (epExists != null)