Fixed: Improve sorting movies by release dates

src/NzbDrone.Core/Localization/Core/en.json

@@ -1380,6 +1380,7 @@
   "RelativePath": "Relative Path",
   "Release": "Release",
   "ReleaseBranchCheckOfficialBranchMessage": "Branch {0} is not a valid {appName} release branch, you will not receive updates",
+  "ReleaseDate": "Release Date",
   "ReleaseDates": "Release Dates",
   "ReleaseGroup": "Release Group",
   "ReleaseGroupFootNote": "Optionally control truncation to a maximum number of bytes including ellipsis (`...`). Truncating from the end (e.g. `{Release Group:30}`) or the beginning (e.g. `{Release Group:-30}`) are both supported.`).",

src/NzbDrone.Core/Movies/Movie.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using NzbDrone.Common.Extensions;
 using NzbDrone.Core.Datastore;
 using NzbDrone.Core.MediaFiles;
@@ -117,6 +118,30 @@ namespace NzbDrone.Core.Movies
             return DateTime.UtcNow >= minimumAvailabilityDate.AddDays(delay);
         }
 
+        public DateTime? GetReleaseDate()
+        {
+            if (MinimumAvailability is MovieStatusType.TBA or MovieStatusType.Announced)
+            {
+                return new[] { MovieMetadata.Value.InCinemas, MovieMetadata.Value.DigitalRelease, MovieMetadata.Value.PhysicalRelease }
+                    .Where(x => x.HasValue)
+                    .Min();
+            }
+
+            if (MinimumAvailability == MovieStatusType.InCinemas && MovieMetadata.Value.InCinemas.HasValue)
+            {
+                return MovieMetadata.Value.InCinemas.Value;
+            }
+
+            if (MovieMetadata.Value.DigitalRelease.HasValue || MovieMetadata.Value.PhysicalRelease.HasValue)
+            {
+                return new[] { MovieMetadata.Value.DigitalRelease, MovieMetadata.Value.PhysicalRelease }
+                    .Where(x => x.HasValue)
+                    .Min();
+            }
+
+            return MovieMetadata.Value.InCinemas?.AddDays(90);
+        }
+
         public override string ToString()
         {
             return string.Format("[{1} ({2})][{0}, {3}]", MovieMetadata.Value.ImdbId, MovieMetadata.Value.Title.NullSafe(), MovieMetadata.Value.Year.NullSafe(), MovieMetadata.Value.TmdbId);