1 files changed, 40 insertions, 0 deletions
diff --git a/database/base_database.py b/database/base_database.py
new file mode 100644
index 0000000..6b03755
--- /dev/null
+++ b/database/base_database.py
@@ -0,0 +1,40 @@
+from abc import ABC, abstractmethod
+
+class BaseDatabase(ABC):
+
+    @abstractmethod
+    def close(self):
+        pass
+
+    @abstractmethod
+    def add_new_wac_entry(self, key: str, is_news: bool, post_type: str):
+        pass
+
+    @abstractmethod
+    def add_new_translation(self, key: str, source_lang: str,
+                            target_lang: str, source_txt: str, result_txt: str):
+        pass
+
+    @abstractmethod
+    def add_new_summary(self, key: str, headline: str, content: str):
+        pass
+
+    @abstractmethod
+    def add_news_entry(self, key: str, news_entry: dict):
+        pass
+
+    @abstractmethod
+    def get_summary(self, key: str):
+        pass
+
+    @abstractmethod
+    def get_translation(self, key: str):
+        pass
+
+    @abstractmethod
+    def get_wac_entry(self, key: str):
+        pass
+
+    @abstractmethod
+    def check_news_id_exists(self, key: str) -> bool:
+        pass