From 35e577424aab03974d06765e093aa575401ad3be Mon Sep 17 00:00:00 2001
From: Marek Baczynski <marekba@kth.se>
Date: Fri, 30 Nov 2018 20:47:54 +0100
Subject: [PATCH] leaderboard but not good yet

---
 kukv1.py | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/kukv1.py b/kukv1.py
index 87f872d..720bd0f 100644
--- a/kukv1.py
+++ b/kukv1.py
@@ -20,10 +20,20 @@ db_engine = {}
 db_metadata = {}
 meals = {}
 
+def connect(user, password, db, host='localhost', port=5432):
+    url = 'postgresql://{}:{}@{}:{}/{}'
+    url = url.format(user, password, host, port, db)
+    con = sqlalchemy.create_engine(url, client_encoding='utf8')
+    meta = sqlalchemy.MetaData(bind=con, reflect=True)
+    return con, meta
+
 def getLeaderboard():
-	leaders = []
-	leaders.append({'name':'marek', 'score':34})
-	leaders.append({'name':'sven', 'score':16})
+	s = 'select u.username as name, u.score as score, max(m.meal_date) as last_meal from users as u inner join meals as m on u.id = m.kuk where m.kuk>0 and m.status>0 group by u.id order by u.score, last_meal;'
+	r = db_engine.execute(text(s))
+	leaders=[]
+	for row in r:
+		leaders.append(dict(row))
+	r.close()
 	return leaders
 
 def getUpcomingMeals():