cron: Add lottery as scheduled task.

files/helpers/cron.py

@@ -1,6 +1,6 @@
 from files.cli import g, app, db_session
 import click
-import files.helpers.lottery
+import files.helpers.lottery as lottery
 
 @app.cli.command('cron', help='Run scheduled tasks.')
 @click.option('--every-5m', is_flag=True, help='Call every 5 minutes.')
@@ -10,7 +10,7 @@ def cron(every_5m, every_1h, every_1d):
 	g.db = db_session()
 
 	if every_5m:
-		pass
+		lottery.check_if_end_lottery_task()
 	if every_1h:
 		pass
 	if every_1d:

files/helpers/lottery.py

@@ -81,6 +81,18 @@ def start_new_lottery_session():
     g.db.commit()
 
 
+def check_if_end_lottery_task():
+    active_lottery = get_active_lottery()
+
+    if active_lottery is None:
+        return False
+    elif active_lottery.timeleft > 0:
+        return False
+
+    start_new_lottery_session()
+    return True
+
+
 def purchase_lottery_tickets(v, quantity=1):
     if (v.coins < LOTTERY_TICKET_COST * quantity):
         return False, f'Lottery tickets cost {LOTTERY_TICKET_COST} dramacoins each.'