create event registration

allfence.py

@@ -152,7 +152,7 @@ class Tournaments:
         return event_id
     
     @staticmethod
-    def get_event(db, event_id):
+    def get_event_details(db, event_id):
 
         """Gets the details of an event based on its id
 
@@ -188,7 +188,7 @@ class Tournaments:
         """
 
         event_str = " ".join(map(str, event_ids))
-        events = [Tournaments.get_event(db, event_id)[2] for event_id in event_ids]
+        events = [Tournaments.get_event_details(db, event_id)[2] for event_id in event_ids]
         print(events)
         start_date, end_date = min(events).date(), max(events).date()
         with db:
@@ -200,8 +200,29 @@ class Tournaments:
 
     @staticmethod
     def add_event_registration(db, event_id, user_id):
-        pass
+
+        """Registers a user for an event
+
+        Args:
+            db (psycopg2.connection): connection to postgres database
+            event_id (int): id of event
+            user_id (int): id of user
+        
+        Returns:
+            bool: registration success"""
+
+        event_details = Tournaments.get_event_details(db, event_id)
+        if datetime.datetime.now() >= event_details[2]:
+            return False
+        users = set(event_details[5])
+        users.add(user_id)
+        registration_str = " ".join(map(str, users))
+        with db:
+            with db.cursor() as curs:
+                curs.execute("UPDATE Events SET registration = %s WHERE id = %s", (registration_str, event_id))
+            db.commit()
+        return True
 
     @staticmethod
-    def add_event_results(db, event):
+    def add_event_results(db, event_id, results):
         pass