Fixed: Chinese releases with season and absolute episode numbers

src/NzbDrone.Core.Test/ParserTests/UnicodeReleaseParserFixture.cs

@@ -41,6 +41,25 @@ namespace NzbDrone.Core.Test.ParserTests
             result.FullSeason.Should().BeFalse();
         }
 
+        [TestCase("[Lilith-Raws] 在地下城尋求邂逅是否搞錯了什麼 / Anime-Series Title S04 - 12 [Baha][WEB-DL][1080p][AVC AAC][CHT][MP4]", "Anime-Series Title", "Lilith-Raws", 4, 12)]
+        [TestCase("[Lilith-Raws] 魔王學院的不適任者 / Anime-Series Title S02 - 01 [Baha][WEB-DL][1080p][AVC AAC][CHT][MP4]", "Anime-Series Title", "Lilith-Raws", 2, 1)]
+        [TestCase("[Lilith-Raws] 不要欺負我，長瀞同學 / Anime-Series Title S02 - 01 [Baha][WEB-DL][1080p][AVC AAC][CHT][MP4]", "Anime-Series Title", "Lilith-Raws", 2, 1)]
+        [TestCase("[SweetSub&LoliHouse] 来自深渊 烈日黄金乡 / Anime-Series Title S2 - 07 [WebRip 1080p HEVC-10bit AAC][简繁日内封字幕]", "Anime-Series Title", "SweetSub&LoliHouse", 2, 7)]
+        [TestCase("[LoliHouse] Love Live! 虹咲学园学园偶像同好会 第二季 / Anime-Series Title S2 - 10 [WebRip 1080p HEVC-10bit AAC][简繁内封字幕]", "Anime-Series Title", "LoliHouse", 2, 10)]
+        [TestCase("[澄空学园&雪飘工作室&LoliHouse] 辉夜大小姐想让我告白 第三季 / Anime-Series Title S3 - 06 [WebRip 1080p HEVC-10bit AAC][简繁内封字幕]", "Anime-Series Title", "澄空学园&雪飘工作室&LoliHouse", 3, 6)]
+        public void should_parse_chinese_anime_season_episode_releases(string postTitle, string title, string subgroup, int seasonNumber, int episodeNumber)
+        {
+            postTitle = XmlCleaner.ReplaceUnicode(postTitle);
+
+            var result = Parser.Parser.ParseTitle(postTitle);
+            result.Should().NotBeNull();
+            result.ReleaseGroup.Should().Be(subgroup);
+            result.SeasonNumber.Should().Be(seasonNumber);
+            result.EpisodeNumbers.Single().Should().Be(episodeNumber);
+            result.SeriesTitle.Should().Be(title);
+            result.FullSeason.Should().BeFalse();
+        }
+
         [TestCase("[喵萌奶茶屋&LoliHouse]玛娜利亚魔法学院/巴哈姆特之怒Anime Series Title - 03 [WebRip 1080p HEVC-10bit AAC][简繁内封字幕]", "巴哈姆特之怒Anime Series Title", "喵萌奶茶屋&LoliHouse", 3)]
         [TestCase("[悠哈璃羽字幕社&拉斯观测组&LoliHouse] 刀剑神域: Alicization / Anime Series: Title - 17 [WebRip 1080p HEVC-10bit AAC][简繁内封字幕]", "Anime Series: Title", "悠哈璃羽字幕社&拉斯观测组&LoliHouse", 17)]
         [TestCase("[ZERO字幕組]嫁給非人類·Anime-Series Title[11][BIG5][1080p]", "Anime-Series Title", "ZERO字幕組", 11)]

src/NzbDrone.Core/Parser/Parser.cs

@@ -25,6 +25,9 @@ namespace NzbDrone.Core.Parser
                 // Some Chinese anime releases contain both English and Chinese titles, remove the Chinese title and replace with normal anime pattern
                 new RegexReplace(@"^\[(?:(?<subgroup>[^\]]+?)(?:[\u4E00-\u9FCC]+)?)\]\[(?<title>[^\]]+?)(?:\s(?<chinesetitle>[\u4E00-\u9FCC][^\]]*?))\]\[(?:(?:[\u4E00-\u9FCC]+?)?(?<episode>\d{1,4})(?:[\u4E00-\u9FCC]+?)?)\]", "[${subgroup}] ${title} - ${episode} - ", RegexOptions.Compiled),
 
+                // Chinese LoliHouse/Lilith-Raws releases use Season + Absolute Episode Number, normalize using SxxExx format
+                new RegexReplace(@"^\[(?<subgroup>[^\]]*?(?:LoliHouse|ZERO|Lilith-Raws)[^\]]*?)\].*/(?<title>[^\[\]]+?)(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+)))(?: - (?<episode>[0-9-]+)\s*|\[第?(?<episode>[0-9]+(?:-[0-9]+)?)话?(?:END|完)?\])\[", "[${subgroup}] ${title} S${season}E${episode} [", RegexOptions.Compiled),
+
                 // Chinese LoliHouse/ZERO/Lilith-Raws releases don't use the expected brackets, normalize using brackets
                 new RegexReplace(@"^\[(?<subgroup>[^\]]*?(?:LoliHouse|ZERO|Lilith-Raws)[^\]]*?)\](?<title>[^\[\]]+?)(?: - (?<episode>[0-9-]+)\s*|\[第?(?<episode>[0-9]+(?:-[0-9]+)?)话?(?:END|完)?\])\[", "[${subgroup}][${title}][${episode}][", RegexOptions.Compiled),