From cce88ce3b03e99f52640e14b98315d022372b5c9 Mon Sep 17 00:00:00 2001
From: ShukeBta <272197458+ShukeBta@users.noreply.github.com>
Date: Thu, 18 Jun 2026 19:57:59 +0000
Subject: [PATCH] =?UTF-8?q?fix(classify):=20anime=20=E6=97=A0=E5=85=83?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AE=E6=97=B6=E7=BA=AF=E4=B8=AD=E6=96=87=E8=AF=91?=
 =?UTF-8?q?=E5=90=8D=E4=B8=8D=E5=86=8D=E8=AF=AF=E5=88=A4=E5=9B=BD=E6=BC=AB?=
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日本动画的中文译名几乎都是纯汉字(如「葬送的芙莉莲」),原先靠 containsHan
判中文会把日本动画误判成国漫。新增 isChineseAnime:仅在有 origin_country/
语言元数据,或无元数据但有显式中文标记(国漫/国产/国创/华语)时才判国漫,
否则默认日番。有元数据时只认元数据,不受错误源目录名(如「国产剧」)误导。
未刮削的国漫刮出 origin_country=CN 后仍正确归类。补 4 个分类器测试用例。
---
 internal/service/media_classifier.go      |  8 +++--
 internal/service/media_classifier_test.go | 37 +++++++++++++++++++++++
 2 files changed, 43 insertions(+), 2 deletions(-)

diff --git a/internal/service/media_classifier.go b/internal/service/media_classifier.go
index d09cab3..a710cd9 100644
--- a/internal/service/media_classifier.go
+++ b/internal/service/media_classifier.go
@@ -40,6 +40,10 @@ func classifyMediaCategory(input mediaClassifyInput, categories map[string]strin
 	isChineseByMetadata := hasAny(languages, "ZH", "ZH-CN", "ZH-TW", "CN", "BO", "ZA") || hasAny(countries, "CN", "TW", "HK", "MO")
 	isChineseByText := containsHan(rawText) || containsAnyText(text, "华语", "国产", "国剧", "国漫")
 	isChinese := isChineseByMetadata || (!hasMetadata && isChineseByText)
+	// 动漫的中文译名几乎都是纯汉字(如日本动画「葬送的芙莉莲」),用 containsHan
+	// 判中文会把日本动画误判成国漫。动漫只在有元数据或显式中文标记时才算国漫,
+	// 否则默认日番(日本动画占绝大多数;未刮削的国漫刮出 origin_country=CN 后仍正确)。
+	isChineseAnime := isChineseByMetadata || (!hasMetadata && containsAnyText(text, "华语", "国产", "国漫", "國漫", "国创", "国产动漫", "国产动画"))
 	isJapanese := hasAny(languages, "JA", "JP") || hasAny(countries, "JP") || containsJapaneseKana(rawText) || strings.Contains(text, "日番")
 	isKorean := hasAny(languages, "KO", "KR") || hasAny(countries, "KR", "KP") || containsKoreanHangul(rawText)
 	isEastAsian := isJapanese || isKorean || hasAny(countries, "TH", "IN", "SG")
@@ -81,7 +85,7 @@ func classifyMediaCategory(input mediaClassifyInput, categories map[string]strin
 		}
 		return categoryName(categories, "foreign_movie", "外语电影")
 	case "anime":
-		if isChinese {
+		if isChineseAnime {
 			return categoryName(categories, "cn_anime", "国漫")
 		}
 		return categoryName(categories, "jp_anime", "日番")
@@ -101,7 +105,7 @@ func classifyMediaCategory(input mediaClassifyInput, categories map[string]strin
 			return categoryName(categories, "children", "儿童")
 		}
 		if hasGenre("16", "ANIMATION", "动画", "动漫") || hasAnimeText {
-			if isChinese {
+			if isChineseAnime {
 				return categoryName(categories, "cn_anime", "国漫")
 			}
 			return categoryName(categories, "jp_anime", "日番")
diff --git a/internal/service/media_classifier_test.go b/internal/service/media_classifier_test.go
index 3d39016..2a25702 100644
--- a/internal/service/media_classifier_test.go
+++ b/internal/service/media_classifier_test.go
@@ -144,6 +144,43 @@ func TestClassifyMediaCategoryMatchesMoviePilotStyleRules(t *testing.T) {
 			},
 			want: "综艺",
 		},
+		{
+			name: "japanese anime localized chinese title defaults to jp without metadata",
+			input: mediaClassifyInput{
+				MediaType: "anime",
+				Title:     "葬送的芙莉莲",
+			},
+			want: "日番",
+		},
+		{
+			name: "chinese anime explicit marker without metadata",
+			input: mediaClassifyInput{
+				MediaType: "anime",
+				Title:     "斗破苍穹 国漫",
+			},
+			want: "国漫",
+		},
+		{
+			name: "anime with JP country metadata is jp even from wrong source folder",
+			input: mediaClassifyInput{
+				MediaType: "anime",
+				Title:     "间谍过家家 SPY×FAMILY",
+				Countries: []string{"JP"},
+				Genres:    []string{"16"},
+				Category:  "国产剧",
+			},
+			want: "日番",
+		},
+		{
+			name: "anime with CN country metadata is cn",
+			input: mediaClassifyInput{
+				MediaType: "anime",
+				Title:     "某番",
+				Countries: []string{"CN"},
+				Genres:    []string{"16"},
+			},
+			want: "国漫",
+		},
 		{
 			name: "jav code is adult",
 			input: mediaClassifyInput{