refactor: move MediaGroupCollector to dishka DI instead of module-level dicts

src/dutylog/application/bot/admin_dialogs/hours_management.py

@@ -11,10 +11,6 @@ from aiogram_dialog.widgets.input import MessageInput
 from dishka import FromDishka
 from dishka.integrations.aiogram_dialog import inject
 
-_media_group_photos: dict[tuple[int, str], list[str]] = {}
-_media_group_remarks: dict[tuple[int, str], str] = {}
-_media_group_counters: dict[tuple[int, str], int] = {}
-
 from dutylog.application.bot.user_dialogs.states import AdminMenuSG
 from dutylog.infrastructure.database.repositories.residents_repository import (
     ResidentsRepository,
@@ -25,6 +21,7 @@ from dutylog.infrastructure.database.repositories.hours_transactions_repository
 from dutylog.infrastructure.database.repositories.users_repository import (
     UsersRepository,
 )
+from dutylog.infrastructure.ioc import MediaGroupCollector
 
 
 async def on_add_hours_click(
@@ -103,25 +100,22 @@ async def on_custom_hours_input(
         await message.answer("⚠️ Пожалуйста, введите корректное число")
 
 
+@inject
 async def on_add_hours_remark_input(
     message: Message,
     widget: MessageInput,
     dialog_manager: DialogManager,
+    media_group_collector: FromDishka[MediaGroupCollector],
 ):
     if message.media_group_id:
         chat_id = message.chat.id
         mgid = message.media_group_id
-        key = (chat_id, mgid)
-        _media_group_counters[key] = _media_group_counters.get(key, 0) + 1
-        my_count = _media_group_counters[key]
-        _media_group_photos.setdefault(key, []).append(message.photo[-1].file_id)
+        my_count = media_group_collector.add_photo(chat_id, mgid, message.photo[-1].file_id)
         if message.caption and message.caption.strip():
-            _media_group_remarks[key] = message.caption.strip()
+            media_group_collector.set_remark(chat_id, mgid, message.caption.strip())
         await asyncio.sleep(2.0)
-        if _media_group_counters.get(key, 0) == my_count:
-            remark = _media_group_remarks.pop(key, None)
-            file_ids = _media_group_photos.pop(key, [])
-            _media_group_counters.pop(key, None)
+        if media_group_collector.is_last(chat_id, mgid, my_count):
+            file_ids, remark = media_group_collector.pop(chat_id, mgid)
             dialog_manager.dialog_data["hours_remark"] = remark
             dialog_manager.dialog_data["photo_file_ids"] = file_ids
             await dialog_manager.switch_to(AdminMenuSG.add_hours_confirm)
@@ -145,25 +139,22 @@ async def on_add_hours_remark_input(
     await dialog_manager.switch_to(AdminMenuSG.add_hours_confirm)
 
 
+@inject
 async def on_remove_hours_remark_input(
     message: Message,
     widget: MessageInput,
     dialog_manager: DialogManager,
+    media_group_collector: FromDishka[MediaGroupCollector],
 ):
     if message.media_group_id:
         chat_id = message.chat.id
         mgid = message.media_group_id
-        key = (chat_id, mgid)
-        _media_group_counters[key] = _media_group_counters.get(key, 0) + 1
-        my_count = _media_group_counters[key]
-        _media_group_photos.setdefault(key, []).append(message.photo[-1].file_id)
+        my_count = media_group_collector.add_photo(chat_id, mgid, message.photo[-1].file_id)
         if message.caption and message.caption.strip():
-            _media_group_remarks[key] = message.caption.strip()
+            media_group_collector.set_remark(chat_id, mgid, message.caption.strip())
         await asyncio.sleep(2.0)
-        if _media_group_counters.get(key, 0) == my_count:
-            remark = _media_group_remarks.pop(key, None)
-            file_ids = _media_group_photos.pop(key, [])
-            _media_group_counters.pop(key, None)
+        if media_group_collector.is_last(chat_id, mgid, my_count):
+            file_ids, remark = media_group_collector.pop(chat_id, mgid)
             dialog_manager.dialog_data["hours_remark"] = remark
             dialog_manager.dialog_data["photo_file_ids"] = file_ids
             await dialog_manager.switch_to(AdminMenuSG.remove_hours_confirm)

src/dutylog/infrastructure/ioc.py

@@ -36,11 +36,41 @@ from dutylog.infrastructure.utils.config import Config, load_config
 from dutylog.services.report_service import ReportService
 
 
+class MediaGroupCollector:
+    def __init__(self) -> None:
+        self._photos: dict[tuple[int, str], list[str]] = {}
+        self._remarks: dict[tuple[int, str], str] = {}
+        self._counters: dict[tuple[int, str], int] = {}
+
+    def add_photo(self, chat_id: int, media_group_id: str, file_id: str) -> int:
+        key = (chat_id, media_group_id)
+        self._counters[key] = self._counters.get(key, 0) + 1
+        self._photos.setdefault(key, []).append(file_id)
+        return self._counters[key]
+
+    def set_remark(self, chat_id: int, media_group_id: str, remark: str) -> None:
+        self._remarks[(chat_id, media_group_id)] = remark
+
+    def is_last(self, chat_id: int, media_group_id: str, my_count: int) -> bool:
+        return self._counters.get((chat_id, media_group_id), 0) == my_count
+
+    def pop(self, chat_id: int, media_group_id: str) -> tuple[list[str], str | None]:
+        key = (chat_id, media_group_id)
+        file_ids = self._photos.pop(key, [])
+        remark = self._remarks.pop(key, None)
+        self._counters.pop(key, None)
+        return file_ids, remark
+
+
 class ConfigProvider(Provider):
     @provide(scope=Scope.APP)
     def get_config(self) -> Config:
         return load_config()
 
+    @provide(scope=Scope.APP)
+    def get_media_group_collector(self) -> MediaGroupCollector:
+        return MediaGroupCollector()
+
 
 class DatabaseProvider(Provider):
     @provide(scope=Scope.APP)