feat: add rss engine

backend/src/module/database/rss.py

@@ -0,0 +1,44 @@
+from .orm import Connector
+
+from module.models import RSSItem
+from module.conf import DATA_PATH
+
+
+class RSSDatabase(Connector):
+    def __init__(self, database: str = DATA_PATH):
+        super().__init__(
+            table_name="RSSItem",
+            data=RSSItem().dict(),
+            database=database
+        )
+
+    @staticmethod
+    def __data_to_db(data: RSSItem) -> dict:
+        db_data = data.dict()
+        for key, value in db_data.items():
+            if isinstance(value, bool):
+                db_data[key] = int(value)
+            elif isinstance(value, list):
+                db_data[key] = ",".join(value)
+        return db_data
+
+    @staticmethod
+    def __db_to_data(db_data: dict) -> RSSItem:
+        for key, item in db_data.items():
+            if isinstance(item, int):
+                db_data[key] = bool(item)
+        return RSSItem(**db_data)
+
+    def update_table(self):
+        self.update.table()
+
+    def insert_one(self, data: RSSItem):
+        dict_data = self.__data_to_db(data)
+        self.insert.one(data=dict_data)
+
+    def get_all(self) -> list[RSSItem]:
+        dict_datas = self.select.all()
+        return [self.__db_to_data(x) for x in dict_datas]
+
+    def delete_one(self, _id: int):
+        self.delete.one(_id)