Calculating friendly timedelta string

kukv1.py

@@ -36,13 +36,22 @@ def getUpcomingMeals():
 	query = 'select username as kuk, meal_date, array_agg as eaters, selection_deadline from (select kuk, meal_date, selection_deadline, array_agg(username) from meals join users on users.id = any(meals.eaters) where meals.status=0 group by meals.id order by meal_date) as foo join users on kuk=users.id;'
 	r = db_engine.execute(text(query))
 	meals = []
-    for row in r:
-        meals.append(dict(row))
-    r.close()
+	for row in r:
+		meals.append(dict(row))
+		seconds_to_deadline = (parse(meals[-1]['selection_deadline']) - datetime.datetime.now()).seconds
+		if seconds_to_deadline < 0:
+			meals[-1]['selection_deadline'] = 'Deadline passed'
+		else:
+			hours_td = round(seconds_to_deadline / 60 / 60)
+			days_td = hours_td / 24
+			hours_td = hours_td % 24
+			meals[-1]['selection_deadline'] = str(days_td) + ' days ' + str(hours_td)
+	r.close()
 	return meals
 
 @app.route('/')
 def index():
+	print (getUpcomingMeals())
 	return render_template('meal_list.html', leaderboard=getLeaderboard(), meals=getUpcomingMeals(), current_user_name='Wille')
 
 if __name__ == '__main__':