feat: deal tags

services/deal_tag.py

@@ -0,0 +1,37 @@
+from models import DealTag
+from repositories import DealTagRepository, DealRepository
+from schemas.deal_tag import *
+from services.mixins import *
+
+
+class DealTagService(
+    ServiceCrudMixin[DealTag, DealTagSchema, CreateDealTagRequest, UpdateDealTagRequest]
+):
+    schema_class = DealTagSchema
+    entity_deleted_msg = "Тег успешно удален"
+    entity_updated_msg = "Тег успешно обновлен"
+    entity_created_msg = "Тег успешно создан"
+
+    def __init__(self, session: AsyncSession):
+        self.repository = DealTagRepository(session)
+
+    async def switch_tag(self, request: SwitchDealTagRequest) -> SwitchDealTagResponse:
+        tag: DealTag = await self.repository.get_by_id(request.tag_id)
+        if request.deal_id:
+            deal = await DealRepository(self.repository.session).get_by_id(
+                request.deal_id
+            )
+            await self.repository.switch_tag_in_deal(tag, deal)
+        else:
+            deals = await DealRepository(self.repository.session).get_by_group_id(
+                request.group_id
+            )
+            await self.repository.switch_tag_in_deals(tag, deals)
+
+        return SwitchDealTagResponse(ok=True, message="Успешно")
+
+    async def get_tag_colors(self) -> GetTagColorsResponse:
+        colors = await self.repository.get_tag_colors()
+        return GetTagColorsResponse(
+            items=[DealTagColorSchema.model_validate(color) for color in colors]
+        )