List purchase orders for a given part

InvenTree/company/models.py

@@ -307,6 +307,11 @@ class SupplierPart(models.Model):
         else:
             return None
 
+    def purchase_orders(self):
+        """ Returns a list of purchase orders relating to this supplier part """
+
+        return [line.order for line in self.purchase_order_line_items.all().prefetch_related('order')]
+
     def __str__(self):
         s = "{supplier} ({sku})".format(
             sku=self.SKU,

InvenTree/order/migrations/0007_auto_20190605_2138.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.2 on 2019-06-05 11:38
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0006_auto_20190605_2056'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='purchaseorderlineitem',
+            name='part',
+            field=models.ForeignKey(blank=True, help_text='Supplier part', null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='order_line_items', to='company.SupplierPart'),
+        ),
+    ]

InvenTree/order/migrations/0008_auto_20190605_2140.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.2 on 2019-06-05 11:40
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0007_auto_20190605_2138'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='purchaseorderlineitem',
+            name='part',
+            field=models.ForeignKey(blank=True, help_text='Supplier part', null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='purchase_order_line_items', to='company.SupplierPart'),
+        ),
+    ]

InvenTree/order/models.py

@@ -124,7 +124,7 @@ class PurchaseOrderLineItem(OrderLineItem):
     part = models.ForeignKey(
         SupplierPart, on_delete=models.SET_NULL,
         blank=True, null=True,
-        related_name='orders',
+        related_name='purchase_order_line_items',
         help_text=_("Supplier part"),
     )
 

InvenTree/order/templates/order/po_table.html

@@ -0,0 +1,16 @@
+<table class='table table-striped table-condensed' id='po-table'>
+    <tr>
+        <th data-field='company'>Company</th>
+        <th data-field='reference'>Order Reference</th>
+        <th data-field='description'>Description</th>
+        <th data-field='status'>Status</th>
+    </tr>
+    {% for order in orders %}
+    <tr>
+        <td>{% include "hover_image.html" with image=order.supplier.image hover=True %}<a href="{{ order.supplier.get_absolute_url }}">{{ order.supplier.name }}</a></td>
+        <td><a href="{% url 'purchase-order-detail' order.id %}">{{ order }}</a></td>
+        <td>{{ order.description }}</td>
+        <td>{% include "order/order_status.html" %}</td>
+    </tr>
+    {% endfor %}
+</table>

InvenTree/order/templates/order/purchase_orders.html

@@ -10,22 +10,6 @@ InvenTree | Purchase Orders
 
 <h4>Purchase Orders</h4>
 
-
-<table class='table table-striped table-condensed' id='po-table'>
-    <tr>
-        <th>Company</th>
-        <th>Order Reference</th>
-        <th>Description</th>
-        <th>Status</th>
-    </tr>
-    {% for order in orders %}
-    <tr>
-        <td>{% include "hover_image.html" with image=order.supplier.image hover=True %}<a href="{{ order.supplier.get_absolute_url }}">{{ order.supplier.name }}</a></td>
-        <td><a href="{% url 'purchase-order-detail' order.id %}">{{ order }}</a></td>
-        <td>{{ order.description }}</td>
-        <td>{% include "order/order_status.html" %}</td>
-    </tr>
-    {% endfor %}
-</table>
+{% include "order/po_table.html" %}
 
 {% endblock %}

InvenTree/part/models.py

@@ -794,6 +794,18 @@ class Part(models.Model):
 
         return n
 
+    def purchase_orders(self):
+        """ Return a list of purchase orders which reference this part """
+
+        orders = []
+
+        for part in self.supplier_parts.all().prefetch_related('purchase_order_line_items'):
+            for order in part.purchase_orders():
+                if order not in orders:
+                    orders.append(order)
+
+        return orders
+
 
 def attach_file(instance, filename):
     """ Function for storing a file for a PartAttachment

InvenTree/part/templates/part/orders.html

@@ -0,0 +1,18 @@
+{% extends "part/part_base.html" %}
+{% load static %}
+
+{% block details %}
+
+{% include 'part/tabs.html' with tab='orders' %}
+
+<div class='row'>
+    <div class='col-sm-6'>
+        <h4>Part Orders</h4>
+    </div>
+    <div class='col-sm-6'>
+    </div>
+</div>
+
+{% include "order/po_table.html" with orders=part.purchase_orders %}
+
+{% endblock %}

InvenTree/part/templates/part/tabs.html

@@ -25,11 +25,17 @@
     <li{% ifequal tab 'used' %} class="active"{% endifequal %}>
         <a href="{% url 'part-used-in' part.id %}">Used In{% if part.used_in_count > 0 %}<span class="badge">{{ part.used_in_count }}</span>{% endif %}</a></li>
     {% endif %}
-    {% if part.purchaseable and part.is_template == False %}
+    {% if part.purchaseable %}
+    {% if part.is_template == False %}
     <li{% ifequal tab 'suppliers' %} class="active"{% endifequal %}>
         <a href="{% url 'part-suppliers' part.id %}">Suppliers
             <span class="badge">{{ part.supplier_count }}</span>
-        </a></li>
+        </a>
+    </li>
+    {% endif %}
+    <li{% ifequal tab 'orders' %} class='active'{% endifequal %}>
+        <a href="{% url 'part-orders' part.id %}">Purchase Orders <span class='badge'>{{ part.purchase_orders|length }}</span></a>
+    </li>
     {% endif %}
     {% if part.trackable and 0 %}
     <li{% ifequal tab 'track' %} class="active"{% endifequal %}>

InvenTree/part/urls.py

@@ -34,6 +34,7 @@ part_detail_urls = [
     url(r'^build/?', views.PartDetail.as_view(template_name='part/build.html'), name='part-build'),
     url(r'^used/?', views.PartDetail.as_view(template_name='part/used_in.html'), name='part-used-in'),
     url(r'^suppliers/?', views.PartDetail.as_view(template_name='part/supplier.html'), name='part-suppliers'),
+    url(r'^orders/?', views.PartDetail.as_view(template_name='part/orders.html'), name='part-orders'),
     url(r'^track/?', views.PartDetail.as_view(template_name='part/track.html'), name='part-track'),
     url(r'^attachments/?', views.PartDetail.as_view(template_name='part/attachments.html'), name='part-attachments'),
     

InvenTree/part/views.py

@@ -24,6 +24,7 @@ from InvenTree.views import AjaxView, AjaxCreateView, AjaxUpdateView, AjaxDelete
 from InvenTree.views import QRCodeView
 
 from InvenTree.helpers import DownloadFile, str2bool
+from InvenTree.status_codes import OrderStatus
 
 
 class PartIndex(ListView):
@@ -446,6 +447,8 @@ class PartDetail(DetailView):
 
         context['starred'] = part.isStarredBy(self.request.user)
 
+        context['OrderStatus'] = OrderStatus
+
         return context