add NewsService

src/ez_lan_manager/services/NewsService.py

@@ -0,0 +1,31 @@
+import logging
+from datetime import date, datetime
+from typing import Optional
+
+from src.ez_lan_manager.services.DatabaseService import DatabaseService
+from src.ez_lan_manager.types.News import News
+
+logger = logging.getLogger(__name__.split(".")[-1])
+
+class NewsService:
+    def __init__(self, db_service: DatabaseService) -> None:
+        self._db_service = db_service
+
+    def add_news(self, news: News) -> None:
+        if news.news_id is not None:
+            logger.warning("Can not add news with ID, ignoring...")
+            return
+        self._db_service.add_news(news)
+
+    def get_news(self, dt_start: Optional[date] = None, dt_end: Optional[date] = None) -> list[News]:
+        if not dt_end:
+            dt_end = date.today()
+        if not dt_start:
+            dt_start = date(1900, 1, 1)
+        return self._db_service.get_news(dt_start, dt_end)
+
+    def get_latest_news(self) -> Optional[News]:
+        try:
+            return self.get_news(None, date.today())[0]
+        except IndexError:
+            logger.debug("There are no news to fetch")