REFACTOR: Moved more functionality into database base type

controllers/database/database.py

@@ -8,7 +8,6 @@ class DatabaseController(ABC):
     """ Abstract Base Class to handle database access for each component
         in the web app
     """
-
     __data_dir = "./data/"
     __db_name = "wmgzon.db"
 
@@ -48,8 +47,64 @@ class DatabaseController(ABC):
             setattr(obj, attr, value)
         return obj
 
+    def do(self, query: str, params: list[str]):
+        """ Function to run a query that returns no response """
+        self._conn.execute(
+            query,
+            params
+        )
+        self._conn.commit()
+
+    def get_one(self, query: str, params: list[str], type: type = None
+                ) -> type | None:
+        """ Returns one item from the given query """
+        if type is None:
+            type = self.TYPE
+
+        cursor = self._conn.execute(
+            query,
+            params
+        )
+        row = cursor.fetchone()
+
+        if row is None:
+            return None
+
+        # Construct the row into a single object
+        params = dict(zip(self.FIELDS, row))
+        obj = self.new_instance(type, params)
+
+        return obj
+
+    def get_many(self, query: str, params: list[str], type: type = None
+                 ) -> list[type] | None:
+        """ Returns all items matching the given query """
+        if type is None:
+            type = self.TYPE
+
+        cursor = self._conn.execute(
+            query,
+            params
+        )
+        rows = cursor.fetchall()
+
+        if rows is None or len(rows) == 0:
+            return None
+
+        objs = list()
+
+        # Construct the row into a list of object
+        for row in rows:
+            params = dict(zip(self.FIELDS, row))
+            obj = self.new_instance(type, params)
+            objs.append(obj)
+
+        return objs
+
     """
         Set of CRUD methods to allow for Data manipulation on the backend
+
+        These items MUST be implemented by anything inheriting from this class
     """
 
     @abstractmethod