refactor: 统一将布尔判断 if var: 和 if not var: 更改为显式的 if var is not None: 和 if var is None: 以正确处理 None 值。

app/chain/media.py

@@ -150,7 +150,7 @@ class MediaChain(ChainBase):
         org_meta.year = year
         org_meta.begin_season = season_number
         org_meta.begin_episode = episode_number
-        if org_meta.begin_season or org_meta.begin_episode:
+        if org_meta.begin_season is not None or org_meta.begin_episode is not None:
             org_meta.type = MediaType.TV
         # 重新识别
         return self.recognize_media(meta=org_meta)

app/chain/search.py

@@ -49,7 +49,7 @@ class SearchChain(ChainBase):
             logger.error(f'{tmdbid} 媒体信息识别失败！')
             return []
         no_exists = None
-        if season:
+        if season is not None:
             no_exists = {
                 tmdbid or doubanid: {
                     season: NotExistMediaInfo(episodes=[])
@@ -129,7 +129,7 @@ class SearchChain(ChainBase):
             logger.error(f'{tmdbid} 媒体信息识别失败！')
             return []
         no_exists = None
-        if season:
+        if season is not None:
             no_exists = {
                 tmdbid or doubanid: {
                     season: NotExistMediaInfo(episodes=[])
@@ -181,7 +181,7 @@ class SearchChain(ChainBase):
             # 过滤剧集
             season_episodes = {sea: info.episodes
                                for sea, info in no_exists[mediakey].items()}
-        elif mediainfo.season:
+        elif mediainfo.season is not None:
             # 豆瓣只搜索当前季
             season_episodes = {mediainfo.season: []}
         else:

app/chain/subscribe.py

@@ -144,7 +144,7 @@ class SubscribeChain(ChainBase):
             metainfo.year = year
         if mtype:
             metainfo.type = mtype
-        if season:
+        if season is not None:
             metainfo.type = MediaType.TV
             metainfo.begin_season = season
         # 识别媒体信息
@@ -174,7 +174,7 @@ class SubscribeChain(ChainBase):
                 # 豆瓣标题处理
                 meta = MetaInfo(mediainfo.title)
                 mediainfo.title = meta.name
-                if not season:
+                if season is None:
                     season = meta.begin_season
 
         # 使用名称识别兜底
@@ -188,7 +188,7 @@ class SubscribeChain(ChainBase):
 
         # 总集数
         if mediainfo.type == MediaType.TV:
-            if not season:
+            if season is None:
                 season = 1
             # 总集数
             if not kwargs.get('total_episode'):
@@ -321,7 +321,7 @@ class SubscribeChain(ChainBase):
             metainfo.year = year
         if mtype:
             metainfo.type = mtype
-        if season:
+        if season is not None:
             metainfo.type = MediaType.TV
             metainfo.begin_season = season
         # 识别媒体信息
@@ -351,7 +351,7 @@ class SubscribeChain(ChainBase):
                 # 豆瓣标题处理
                 meta = MetaInfo(mediainfo.title)
                 mediainfo.title = meta.name
-                if not season:
+                if season is None:
                     season = meta.begin_season
 
         # 使用名称识别兜底
@@ -365,7 +365,7 @@ class SubscribeChain(ChainBase):
 
         # 总集数
         if mediainfo.type == MediaType.TV:
-            if not season:
+            if season is None:
                 season = 1
             # 总集数
             if not kwargs.get('total_episode'):
@@ -530,7 +530,7 @@ class SubscribeChain(ChainBase):
                         # 生成元数据
                         meta = MetaInfo(subscribe.name)
                         meta.year = subscribe.year
-                        meta.begin_season = subscribe.season or None
+                        meta.begin_season = subscribe.season if subscribe.season is not None else None
                         try:
                             meta.type = MediaType(subscribe.type)
                         except ValueError: