Almost finish the counter views, still need the plateaux

counter/templates/counter/counter_click.jinja

@@ -23,13 +23,18 @@
 
     <div>
         <p>Customer: {{ customer.user.get_display_name() }}, {{ customer.amount }} €</p>
+        {% if request.session['not_enough'] %}
+            <p><strong>Not enough money</strong></p>
+        {% endif %}
         <p>Basket: </p>
         <ul>
-        {% for id,qte in request.session['basket'].items() %}
+        {% for id,infos in request.session['basket'].items() %}
             {% set product = counter.products.filter(id=id).first() %}
-            <li>{{ del_product(id, '-') }} {{ qte }} {{ add_product(id, '+') }} {{ product.name }}</li>
+            {% set s = infos['qty'] * infos['price'] / 100 %}
+            <li>{{ del_product(id, '-') }} {{ infos['qty'] }} {{ add_product(id, '+') }} {{ product.name }}: {{ "%0.2f"|format(s) }} €</li>
         {% endfor %}
         </ul>
+        <p><strong>Total: {{ "%0.2f"|format(basket_total) }} €</strong></p>
         <form method="post" action="{{ url('counter:click', counter_id=counter.id, user_id=customer.user.id) }}">
             {% csrf_token %}
             <input type="hidden" name="action" value="finish">

counter/views.py

@@ -90,11 +90,13 @@ class CounterClick(DetailView):
     def get(self, request, *args, **kwargs):
         """Simple get view"""
         self.customer = Customer.objects.filter(user__id=self.kwargs['user_id']).first()
+        if 'basket' not in request.session.keys(): # Init the basket session entry
+            request.session['basket'] = {}
+            request.session['basket_total'] = 0
+        request.session['not_enough'] = False
         ret = super(CounterClick, self).get(request, *args, **kwargs)
         if len(Counter.get_barmen_list(self.object.id)) < 1: # Check that at least one barman is logged in
             return self.cancel(request) # Otherwise, go to main view
-        if 'basket' not in request.session.keys(): # Init the basket session entry
-            request.session['basket'] = {}
         return ret
 
     def post(self, request, *args, **kwargs):
@@ -105,6 +107,8 @@ class CounterClick(DetailView):
             return self.cancel(request)
         if 'basket' not in request.session.keys():
             request.session['basket'] = {}
+            request.session['basket_total'] = 0
+        request.session['not_enough'] = False
 
         if 'add_product' in request.POST['action']:
             self.add_product(request)
@@ -118,7 +122,7 @@ class CounterClick(DetailView):
         return self.render_to_response(context)
 
     def is_barman_price(self, ):
-        if self.customer in Counter.get_barmen_list(self.object.id):
+        if self.customer.user.id in [s.id for s in Counter.get_barmen_list(self.object.id)]:
             return True
         else:
             return False
@@ -129,27 +133,27 @@ class CounterClick(DetailView):
             price = p.special_selling_price
         else:
             price = p.selling_price
-        print("Price: %s" % price)
         return price
 
-
     def sum_basket(self, request):
         total = 0
         for pid,infos in request.session['basket'].items():
             total += infos['price'] * infos['qty']
-        print("Total: %s" % total)
-        return total
+        return total / 100
 
-    def add_product(self, request):
+    def add_product(self, request, q = 1):
         """ Add a product to the basket """
         pid = str(request.POST['product_id'])
         price = self.get_price(pid)
-        if self.customer.amount - (self.sum_basket(request)+price) < 0:
+        total = self.sum_basket(request)
+        if self.customer.amount < (total + float(price)):
+            request.session['not_enough'] = True
             return
         if pid in request.session['basket']:
-            request.session['basket'][pid]['qty'] += 1
+            request.session['basket'][pid]['qty'] += q
         else:
-            request.session['basket'][pid] = {'qty': 1, 'price': price}
+            request.session['basket'][pid] = {'qty': q, 'price': int(price*100)}
+        request.session['not_enough'] = False
         request.session.modified = True
 
     def del_product(self, request):
@@ -169,22 +173,20 @@ class CounterClick(DetailView):
             seller = self.customer.user
         else:
             seller = Counter.get_random_barman(self.object.id)
-        total = 0
         request.session['last_basket'] = []
-        for pid,qty in request.session['basket'].items():
+        for pid,infos in request.session['basket'].items():
             # This duplicates code for DB optimization (prevent to load many times the same object)
             p = Product.objects.filter(pk=pid).first()
             if self.is_barman_price():
                 uprice = p.special_selling_price
             else:
                 uprice = p.selling_price
-            total += uprice * qty
-            request.session['last_basket'].append("%d x %s" % (qty, p.name))
+            request.session['last_basket'].append("%d x %s" % (infos['qty'], p.name))
             s = Selling(product=p, counter=self.object, unit_price=uprice,
-                   quantity=qty, seller=seller, customer=self.customer)
+                   quantity=infos['qty'], seller=seller, customer=self.customer)
             s.save()
         request.session['last_customer'] = self.customer.user.get_display_name()
-        request.session['last_total'] = str(total)
+        request.session['last_total'] = "%0.2f" % self.sum_basket(request)
         request.session['new_customer_amount'] = str(self.customer.amount)
         del request.session['basket']
         request.session.modified = True
@@ -203,6 +205,7 @@ class CounterClick(DetailView):
         """ Add customer to the context """
         kwargs = super(CounterClick, self).get_context_data(**kwargs)
         kwargs['customer'] = self.customer
+        kwargs['basket_total'] = self.sum_basket(self.request)
         return kwargs
 
 class CounterLogin(RedirectView):