Overhauled the way in which user details are passed to the frontend

controllers/database/user.py

@@ -50,6 +50,30 @@ class UserController(DatabaseController):
         
         return None
 
+    
+    def read_id(self, id: int) -> User | None:
+        params = [
+            id
+        ]
+
+        cursor = self._conn.execute(
+            "SELECT * FROM Users WHERE id = ?",
+            params
+        )
+        row = cursor.fetchone()
+
+        if row != None:
+            params = dict(zip(self.FIELDS, row))
+
+            # Is user a seller
+            type = Customer
+            if row[7] == "Seller":
+                type = Seller
+            
+            obj = self.new_instance(type, params)
+            return obj
+    
+        return None
     def update(self):
         print("Doing work")