Fix Bug No negative account OpenClassrooms-Student-Center#2

server.py

@@ -46,12 +46,21 @@ def book(competition,club):
 
 @app.route('/purchasePlaces',methods=['POST'])
 def purchasePlaces():
-    competition = [c for c in competitions if c['name'] == request.form['competition']][0]
-    club = [c for c in clubs if c['name'] == request.form['club']][0]
-    placesRequired = int(request.form['places'])
-    competition['numberOfPlaces'] = int(competition['numberOfPlaces'])-placesRequired
-    flash('Great-booking complete!')
-    return render_template('welcome.html', club=club, competitions=competitions)
+    try:
+        competition = [c for c in competitions if c['name'] == request.form['competition']][0]
+        club = [c for c in clubs if c['name'] == request.form['club']][0]
+        placesRequired = int(request.form['places'])
+        if placesRequired <= int(club['points']):
+            competition['numberOfPlaces'] = int(competition['numberOfPlaces'])-placesRequired
+            club['points'] = int(club['points'])-placesRequired
+            flash('Great-booking complete!')
+            return render_template('welcome.html', club=club, competitions=competitions)
+        else:
+            flash("You don't have enougth points")
+            return render_template('welcome.html', club=club, competitions=competitions)
+    except Exception:
+        flash("Something went wrong-please try again")
+        return render_template('welcome.html', club=club, competitions=competitions)
 
 
 # TODO: Add route for points display