Add basic refill support

TODO.md

+# TODO
+
+## Easter eggs
+
+  * 'A' 'L' 'L' 'O': Entendre le Allooo de Madame Coucoune
+  * idem avec cacafe
+  * Un meat spin quelque part
+  * Konami code
+

counter/models.py

@@ -127,16 +127,16 @@ class Refilling(models.Model):
     # TODO: add the bank if the payment is made by cheque
 
     def __str__(self):
-        return "Refilling: %f for %s" % (self.amount, self.customer.user.get_display_name())
+        return "Refilling: %.2f for %s" % (self.amount, self.customer.user.get_display_name())
 
     # def get_absolute_url(self):
     #     return reverse('counter:details', kwargs={'counter_id': self.id})
 
     def save(self, *args, **kwargs):
         self.full_clean()
-        self.customer.amount += self.quantity * self.unit_price
+        self.customer.amount += self.amount
         self.customer.save()
-        super(Selling, self).save(*args, **kwargs)
+        super(Refilling, self).save(*args, **kwargs)
 
 class Selling(models.Model):
     """

counter/templates/counter/counter_click.jinja

@@ -22,7 +22,20 @@
     <p><strong>Club: </strong> {{ counter.club }}</p>
 
     <div>
-        <p>Customer: {{ customer.user.get_display_name() }}, {{ customer.amount }} €</p>
+        <h5>Customer</h5>
+        <p>{{ customer.user.get_display_name() }}, {{ customer.amount }} €</p>
+    </div>
+    <div>
+        <h5>Refilling</h5>
+        <form method="post" action="{{ url('counter:click', counter_id=counter.id, user_id=customer.user.id) }}">
+            {% csrf_token %}
+            <input type="hidden" name="action" value="refill">
+            <input type="input" name="amount" value=""/>
+            <input type="submit" value="Go" />
+        </form>
+    </div>
+    <div>
+        <h5>Selling</h5>
         {% if request.session['not_enough'] %}
             <p><strong>Not enough money</strong></p>
         {% endif %}

counter/views.py

@@ -64,6 +64,7 @@ class CounterMain(DetailView, ProcessFormView, FormMixin):
         kwargs = super(CounterMain, self).get_context_data(**kwargs)
 # TODO: make some checks on the counter type, in order not to make the AuthenticationForm if there is no need to
         kwargs['login_form'] = AuthenticationForm()
+        kwargs['login_form'].fields['username'].widget.attrs['autofocus'] = True
         kwargs['form'] = self.get_form()
         kwargs['barmen'] = Counter.get_barmen_list(self.object.id)
         if 'last_basket' in self.request.session.keys():
@@ -120,6 +121,8 @@ class CounterClick(DetailView):
             self.add_product(request)
         elif 'del_product' in request.POST['action']:
             self.del_product(request)
+        elif 'refill' in request.POST['action']:
+            self.refill(request)
         elif 'code' in request.POST['action']:
             return self.parse_code(request)
         elif 'cancel' in request.POST['action']:
@@ -233,6 +236,17 @@ class CounterClick(DetailView):
         request.session.pop('basket', None)
         return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args, kwargs=kwargs))
 
+    def refill(self, request):
+        """Refill the customer's account"""
+        if self.is_barman_price():
+            operator = self.customer.user
+        else:
+            operator = Counter.get_random_barman(self.object.id)
+        amount = float(request.POST['amount'])
+        s = Refilling(counter=self.object, operator=operator, customer=self.customer,
+                amount=amount, payment_method="cash")
+        s.save()
+
     def get_context_data(self, **kwargs):
         """ Add customer to the context """
         kwargs = super(CounterClick, self).get_context_data(**kwargs)