feat(classify): gate loose re token, non-linear negatives, drop 纯享/转场

reaction 词表用 re|reaction|反应 但须与咻咻满或充电同现，兼容 reactio/reation 等拼写又避免通用词加分；负向改为每词 -2 且命中多条额外叠加（k*(k-1)），日期 -4；纯享（误伤纯享受）移出负向，转场移出正向。库内 796 条有效视频复测：线以下由 14 降至 8。

tests/test_classify.py

@@ -21,10 +21,10 @@ from reaction_board.classify import (  # noqa: E402
 CLASSIFY = {
     "require_title": "咻咻满",
     "self_mid": 37754047,
-    "reaction": ["reaction", "反应"],
-    "charge": ["加急", "特急", "充电", "专场", "转场"],
+    "reaction": ["re", "reaction", "反应"],
+    "charge": ["加急", "特急", "充电", "专场"],
     "weak_positive": ["双人", "路人", "第一次", "首次"],
-    "negative": ["歌切", "切片", "纯享", "搬运", "完整版", "录播", "录像"],
+    "negative": ["歌切", "切片", "搬运", "完整版", "录播", "录像"],
     "date_negative": True,
     "duration_boost": {"gt_30min": 1, "gt_60min": 2},
 }
@@ -69,8 +69,7 @@ def test_date_hits():
 
 
 def test_hit_count_is_superlinear():
-    # 正向命中次数 n：require_title + reaction + charge + weak，得分 = n^2
-    # 1 -> 1, 2 -> 4, 3 -> 9（满足 1+1>2、1+1+1>5）
+    # 正向命中次数 n：require_title + reaction(0/1) + charge 词数 + weak 词数，得分 = n^2
     assert score("咻咻满", duration=60) == 1
     assert score("咻咻满 reaction", duration=60) == 4
     assert score("咻咻满 反应", duration=60) == 4
@@ -82,41 +81,59 @@ def test_hit_count_is_superlinear():
     assert score("咻咻满 reaction 双人", duration=60) == 9
 
 
-def test_reaction_requires_title():
-    # 标题不含 require_title 直接 0 分，即使命中 reaction
+def test_reaction_typo_and_gate():
+    # "re" 兼容 reaction/reactio/reation 等拼写
+    assert score("咻咻满 reactio", duration=60) == 4
+    assert score("咻咻满 Reactuon 充电", duration=60) == 9
+    # 标题不含 require_title 直接 0 分
     assert score("其他 UP 的 reaction", duration=61 * 60) == 0
+    assert score("普通视频 reactio", duration=61 * 60) == 0
 
 
 def test_duration_boost():
     assert score("咻咻满 reaction", duration=61 * 60) == 6
     assert score("咻咻满 reaction", duration=31 * 60) == 5
     assert score("咻咻满 reaction", duration=30 * 60) == 4
-    # 只有 require_title 一个命中时，时长仍计入（基础分偏低，不足以过线）
     assert score("咻咻满", duration=0) == 1
     assert score("咻咻满", duration=61 * 60) == 3
     assert score("咻咻满 双人", duration=61 * 60) == 6
 
 
-def test_negative_and_self():
-    assert score("咻咻满 切片", duration=60) == -5
-    assert score("咻咻满 reaction 切片", duration=60) == -2
-    assert score("咻咻满 reaction 直播录像", duration=60) == -2
+def test_negative_single_and_multi():
+    # 单个负向词 -2
+    assert score("咻咻满 切片", duration=60) == -1
+    assert score("咻咻满 reaction 切片", duration=60) == 2
+    assert score("咻咻满 reaction 直播录像", duration=60) == 2
+    # 2 个负向词：-2*2 -2 = -6
+    assert score("咻咻满 歌切 切片", duration=60) == -5
+    # 3 个负向词：-2*3 -6 = -12
+    assert score("咻咻满 reaction 歌切 切片 完整版", duration=60) == -8
+
+
+def test_self_penalty():
     assert score("咻咻满 reaction", up_mid=37754047, duration=60) == 1
 
 
 def test_date_negative():
-    assert score("咻咻满 reaction 2026-10-28 完整录播", duration=60) == -8
-    assert score("咻咻满 reaction 2026-10-28", duration=60) == -2
-    assert score("咻咻满 充电 10月25日", duration=60) == -2
+    assert score("咻咻满 reaction 2026-10-28 完整录播", duration=60) == -2
+    assert score("咻咻满 reaction 2026-10-28", duration=60) == 0
+    assert score("咻咻满 充电 10月25日", duration=60) == 0
     disabled = dict(CLASSIFY, date_negative=False)
     assert score("咻咻满 reaction 2026-10-28", duration=60, classify=disabled) == 4
 
 
+def test_removed_words():
+    # 纯享不再算负向
+    assert score("咻咻满 reaction 纯享受", duration=60) == 4
+    # 转场不再算正向（作为错别字忽略）
+    assert score("咻咻满 转场", duration=60) == 1
+
+
 def test_multi_hit_survives_single_negative():
-    # 回归：命中 咻咻满+reaction+充电 的 204min reaction 标题，扣掉「切片」后仍应过线
+    # 回归：命中 咻咻满+reaction+充电 的 204min reaction 标题，扣掉单个「切片」后仍应过线
     title = "【充电2.0 | 咻咻满reaction】翻唱和直播切片完全是在开盲盒呀！不知道今天会开到哪一款"
-    assert score(title, duration=204 * 60) == 5
-    assert score(title, duration=60) == 3
+    assert score(title, duration=204 * 60) == 9
+    assert score(title, duration=60) == 7
 
 
 def main():
@@ -124,11 +141,17 @@ def main():
     test_parse_duration()
     test_date_hits()
     test_hit_count_is_superlinear()
-    test_reaction_requires_title()
+    test_reaction_typo_and_gate()
     test_duration_boost()
-    test_negative_and_self()
+    test_negative_single_and_multi()
+    test_self_penalty()
     test_date_negative()
+    test_removed_words()
     test_multi_hit_survives_single_negative()
+
+    # 直播回放示例：命中 require+专场+路人+第一次 = 4 -> 16；39min > 30 -> +1 = 17
+    title = "6【直播回放】咻咻满专场 路人第一次听满满唱歌 真的超级绝超级好听耶~"
+    assert score(title, duration=39 * 60) == 17
     print("OK: 候选标题归一化、时长解析与分类打分测试全部通过")
 
 

tests/test_config.py

@@ -57,7 +57,7 @@ def test_dual_accounts_and_env_override():
         assert cfg.discover.keywords == ("咻咻满",)
         assert cfg.discover.pages == 3
         assert cfg.classify["self_mid"] == 37754047
-        assert cfg.classify["reaction"] == ["reaction", "反应"]
+        assert cfg.classify["reaction"] == ["re", "reaction", "反应"]
         assert cfg.classify["date_negative"] is True
 
 

tests/test_discovery.py

@@ -128,10 +128,10 @@ def test_filters_and_scoring():
             assert summary.title_miss == 1
             assert summary.old == 1
             assert summary.blacklisted == 1
-            assert summary.candidates == 1  # aid 6
+            assert summary.candidates == 2  # aid 6（1 分）与 aid 2（2 分）
             assert summary.notified == 0
             assert repo.get_candidate(6)["score"] == 1
-            assert repo.get_candidate(2) is None
+            assert repo.get_candidate(2)["score"] == 2  # reaction 命中后单个「切片」不再清零
             assert repo.get_candidate(4) is None
             assert repo.get_candidate(5) is None
             assert notifier.batches == []