Merge branch 'feature/free-sample-form' into develop

core/migrations/0002_productvariant_max_order_per_customer.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.6 on 2023-06-19 23:07
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='productvariant',
+            name='max_order_per_customer',
+            field=models.PositiveIntegerField(blank=True, null=True),
+        ),
+    ]

core/migrations/0003_rename_max_order_per_customer_productvariant_order_limit.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.6 on 2023-06-20 02:59
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0002_productvariant_max_order_per_customer'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='productvariant',
+            old_name='max_order_per_customer',
+            new_name='order_limit',
+        ),
+    ]

core/models.py

@@ -192,11 +192,12 @@ class ProductVariant(models.Model):
         validators=[MinValueValidator(0)]
     )
     sorting = models.PositiveIntegerField(blank=True, null=True)
+    order_limit = models.PositiveIntegerField(blank=True, null=True)
 
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)
 
-    objects = ProductVariantManager()
+    #objects = ProductVariantManager()
 
     def __str__(self):
         return f'{self.product}: {self.name}'

dashboard/forms.py

@@ -27,6 +27,7 @@ class ProductVariantUpdateForm(forms.ModelForm):
             'track_inventory',
             'stock',
             'sorting',
+            'order_limit',
             'image'
         ]
 

dashboard/templates/dashboard/order/detail.html

@@ -33,7 +33,7 @@
             <dd>
                 {{ order.subscription_description }}&emsp;<a href="https://dashboard.stripe.com/subscriptions/{{ order.subscription.stripe_id }}" target="_blank">View on Stripe &nearr;</a>
             </dd>
-            {% else %}
+            {% elif order.transaction.paypal_id %}
             <dt>PayPal Transaction</dt>
             <dd>
                 {{order.transaction.get_status_display}}&emsp;<a href="https://www.paypal.com/activity/payment/{{ order.transaction.paypal_id }}" target="_blank">View on PayPal &nearr;</a>

dashboard/views.py

@@ -477,6 +477,7 @@ class ProductVariantCreateView(
         'visible_in_listings',
         'track_inventory',
         'stock',
+        'order_limit',
     ]
 
     def get_context_data(self, **kwargs):

storefront/cart.py

@@ -195,6 +195,9 @@ class Cart:
         self.items.append(new_item)
         self.save()
 
+    def get_item_by_pk(self, pk):
+        return next((i, v) for i, v in enumerate(self) if v.variant.pk == pk)
+
     def update_item_quantity(self, item_index, quantity):
         self.items[item_index].quantity = quantity
         self.save()

storefront/templates/storefront/order_form.html

@@ -60,7 +60,7 @@
     </section>
     <section class="cart__summary">
         <h3>Order summary</h3>
-        <form action="" method="POST" class="order-create-form">
+        <form id="order-create-form" action="" method="POST" class="order-create-form">
             {% csrf_token %}
             {{form.as_p}}
         </form>
@@ -86,7 +86,13 @@
                 </tr>
             </table>
         </div>
+        {% if cart.total_price == 0.00 %}
+            <div>
+                <button type="submit" form="order-create-form" formaction="{% url 'storefront:free-order-create' %}">Place order</button>
+            </div>
+        {% else %}
         <div id="paypal-button-container"></div>
+        {% endif %}
     </section>
 </article>
 {% endblock %}

storefront/templates/storefront/payment_done.html

@@ -1,10 +1,10 @@
 {% extends "base.html" %}
 
-{% block head_title %}Payment Success | {% endblock %}
+{% block head_title %}Order Success | {% endblock %}
 
 {% block content %}
-<article>
-    <h1>Payment was successful</h1>
-    <p>Thank you for your order!</p>
+<article class="text-center">
+    <h1>We've received your order</h1>
+    <p>Thank you!</p>
 </article>
 {% endblock %}

storefront/urls.py

@@ -57,6 +57,11 @@ urlpatterns = [
         views.OrderCreateView.as_view(),
         name='order-create'
     ),
+    path(
+        'checkout/free/',
+        views.FreeOrderCreateView.as_view(),
+        name='free-order-create'
+    ),
     path(
         'done/',
         views.PaymentDoneView.as_view(),

storefront/views.py

@@ -46,7 +46,7 @@ from core.models import (
 )
 from core.forms import ShippingRateForm
 from core.shipping import get_shipping_cost
-from core import OrderStatus, ShippingContainer
+from core import OrderStatus, ShippingContainer, TransactionStatus
 
 from .forms import (
     AddToCartForm, CartItemUpdateForm, OrderCreateForm,
@@ -355,13 +355,43 @@ class OrderCreateView(CreateView):
 
         cart = Cart(request)
 
-        if cart.coupon is not None:
+
         try:
             user = User.objects.get(
                 email=request.session.get('shipping_address').get('email')
             )
         except User.DoesNotExist:
             user = None
+
+        if user:
+            variants_ordered = ProductVariant.objects.filter(
+                pk__in=cart.item_variant_pks,
+                order_lines__order__customer=user,
+                order_lines__order__status__in=[
+                    OrderStatus.UNFULFILLED,
+                    OrderStatus.PARTIALLY_FULFILLED,
+                    OrderStatus.FULFILLED
+                ]
+            ).values("id", "order_limit").annotate(
+                num_ordered=Sum("order_lines__quantity")
+            ).order_by()
+
+            for variant in variants_ordered:
+                index, item = cart.get_item_by_pk(variant['id'])
+                available = variant['order_limit'] - variant['num_ordered']
+                new_qty = item.quantity if item.quantity < available else available
+                if new_qty and new_qty <= 0:
+                    cart.remove_item(index)
+                else:
+                    cart.update_item_quantity(index, new_qty)
+
+        if len(cart) == 0:
+            return HttpResponseRedirect(
+                reverse('storefront:product-list')
+            )
+
+        if cart.coupon is not None:
+
             if user in cart.coupon.users.all():
                 cart.remove_coupon()
                 messages.warning(request, 'Coupon already used.')
@@ -397,6 +427,47 @@ class OrderCreateView(CreateView):
         return JsonResponse(data)
 
 
+class FreeOrderCreateView(CreateView):
+    http_method_names = ['post']
+    model = Order
+    form_class = OrderCreateForm
+    success_url = reverse_lazy('storefront:payment-done')
+
+    def form_valid(self, form):
+        cart = Cart(self.request)
+        form.instance.subtotal_amount = cart.subtotal_price
+        form.instance.coupon = cart.coupon
+        form.instance.coupon_amount = cart.discount_amount
+        form.instance.total_amount = cart.total_price
+        form.instance.weight = cart.total_weight
+        shipping_container = cart.get_shipping_container()
+        form.instance.shipping_total = cart.get_shipping_price(shipping_container)
+        shipping_address = self.request.session.get('shipping_address')
+        form.instance.customer, form.instance.shipping_address = get_or_create_customer(self.request, shipping_address)
+        form.instance.status = OrderStatus.UNFULFILLED
+        self.object = form.save()
+        bulk_list = cart.build_bulk_list(self.object)
+        OrderLine.objects.bulk_create(bulk_list)
+        self.object.minus_stock()
+
+        try:
+            coupon = Coupon.objects.get(
+                    code=self.request.session.get('coupon_code')
+                )
+        except ObjectDoesNotExist:
+            coupon = None
+
+        if coupon:
+            self.object.coupon = coupon
+            coupon.users.add(self.object.customer)
+
+        transaction = Transaction.objects.get(order=self.object)
+        transaction.status = TransactionStatus.COMPLETED
+        transaction.save()
+        cart.clear()
+        return HttpResponseRedirect(self.get_success_url())
+
+
 @csrf_exempt
 @require_POST
 def paypal_order_transaction_capture(request, transaction_id):