Added global setting to enable manufacturer parts

Created SourceItem model
Updated templates

InvenTree/common/models.py

@@ -202,6 +202,13 @@ class InvenTreeSetting(models.Model):
             'validator': bool,
         },
 
+        'PART_ENABLE_MANUFACTURER_PARTS': {
+            'name': _('Enable Manufacturer Parts'),
+            'description': _('Enable the use of manufacturer parts for purchasing'),
+            'default': False,
+            'validator': bool,
+        },
+
         'REPORT_DEBUG_MODE': {
             'name': _('Debug Mode'),
             'description': _('Generate reports in debug mode (HTML output)'),

InvenTree/company/api.py

@@ -130,7 +130,7 @@ class ManufacturerPartList(generics.ListCreateAPIView):
         params = self.request.query_params
 
         # Filter by manufacturer
-        manufacturer = params.get('manufacturer', None)
+        manufacturer = params.get('company', None)
 
         if manufacturer is not None:
             queryset = queryset.filter(manufacturer=manufacturer)

InvenTree/company/migrations/0033_auto_20210329_1700.py

@@ -0,0 +1,33 @@
+# Generated by Django 3.0.7 on 2021-03-29 17:00
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('contenttypes', '0002_remove_content_type_name'),
+        ('company', '0032_manufacturerpart'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SourceItem',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('part_id', models.PositiveIntegerField()),
+                ('part_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='manufacturerpart',
+            name='source_item',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='manufacturer_parts', to='company.SourceItem', verbose_name='Sourcing Item'),
+        ),
+        migrations.AddField(
+            model_name='supplierpart',
+            name='source_item',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='supplier_parts', to='company.SourceItem', verbose_name='Sourcing Item'),
+        ),
+    ]

InvenTree/company/models.py

@@ -13,6 +13,8 @@ from django.utils.translation import gettext_lazy as _
 from django.core.validators import MinValueValidator
 from django.db import models
 from django.db.models import Sum, Q, UniqueConstraint
+from django.contrib.contenttypes.fields import GenericForeignKey
+from django.contrib.contenttypes.models import ContentType
 
 from django.apps import apps
 from django.urls import reverse
@@ -278,6 +280,20 @@ class Contact(models.Model):
                                 on_delete=models.CASCADE)
 
 
+class SourceItem(models.Model):
+    """ This model allows flexibility for sourcing of InvenTree parts.
+    Each SourceItem instance represents a single ManufacturerPart or
+    SupplierPart instance.
+    SourceItem can be linked to either Part or ManufacturerPart instances.
+    """
+
+    part_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
+
+    part_id = models.PositiveIntegerField()
+
+    part = GenericForeignKey('part_type', 'part_id')
+
+
 class ManufacturerPart(models.Model):
     """ Represents a unique part as provided by a Manufacturer
     Each ManufacturerPart is identified by a MPN (Manufacturer Part Number)
@@ -286,6 +302,7 @@ class ManufacturerPart(models.Model):
 
     Attributes:
         part: Link to the master Part
+        source_item: The sourcing item linked to this ManufacturerPart instance
         manufacturer: Company that manufactures the ManufacturerPart
         MPN: Manufacture part number
         link: Link to external website for this manufacturer part
@@ -304,6 +321,12 @@ class ManufacturerPart(models.Model):
                              help_text=_('Select part'),
                              )
     
+    source_item = models.ForeignKey(SourceItem, on_delete=models.CASCADE,
+                                    blank=True, null=True,
+                                    related_name='manufacturer_parts',
+                                    verbose_name=_('Sourcing Item'),
+                                    )
+
     manufacturer = models.ForeignKey(
         Company,
         on_delete=models.CASCADE,
@@ -341,8 +364,8 @@ class SupplierPart(models.Model):
     A Part may be available from multiple suppliers
 
     Attributes:
-        part_type: Part or ManufacturerPart
-        part_id: Part or ManufacturerPart ID
+        part: Link to the master Part
+        source_item: The sourcing item linked to this SupplierPart instance
         supplier: Company that supplies this SupplierPart object
         SKU: Stock keeping unit (supplier part number)
         link: Link to external website for this supplier part
@@ -372,6 +395,12 @@ class SupplierPart(models.Model):
                              help_text=_('Select part'),
                              )
 
+    source_item = models.ForeignKey(SourceItem, on_delete=models.CASCADE,
+                                    blank=True, null=True,
+                                    related_name='supplier_parts',
+                                    verbose_name=_('Sourcing Item'),
+                                    )
+
     supplier = models.ForeignKey(Company, on_delete=models.CASCADE,
                                  related_name='supplied_parts',
                                  limit_choices_to={'is_supplier': True},

InvenTree/company/templates/company/detail_part.html

@@ -1,6 +1,7 @@
 {% extends "company/company_base.html" %}
 {% load static %}
 {% load i18n %}
+{% load inventree_extras %}
 
 {% block menubar %}
 {% include 'company/navbar.html' with tab='parts' %}
@@ -12,17 +13,18 @@
 
 
 {% block details %}
+{% setting_object 'PART_ENABLE_MANUFACTURER_PARTS' as manufacturer_parts %}
+
 {% if roles.purchase_order.change %}
 <div id='button-toolbar'>
     <div class='button-toolbar container-fluid'>
         <div class='btn-group role='group'>
             {% if roles.purchase_order.add %}
-                {% if company.is_manufacturer %}
+                {% if manufacturer_parts.value == "True" and company.is_manufacturer %}
                 <button class="btn btn-success" id='manufacturer-part-create' title='{% trans "Create new manufacturer part" %}'>
                     <span class='fas fa-plus-circle'></span> {% trans "New Manufacturer Part" %}
                 </button>
-                {% endif %}
-                {% if company.is_supplier %}
+                {% else %}
                 <button class="btn btn-success" id='supplier-part-create' title='{% trans "Create new supplier part" %}'>
                     <span class='fas fa-plus-circle'></span> {% trans "New Supplier Part" %}
                 </button>
@@ -57,6 +59,7 @@
 {% endblock %}
 {% block js_ready %}
 {{ block.super }}
+{% setting_object 'PART_ENABLE_MANUFACTURER_PARTS' as manufacturer_parts %}
 
     $("#manufacturer-part-create").click(function () {
         launchModalForm(
@@ -108,7 +111,7 @@
             });
     });
 
-    {% if company.is_manufacturer %}
+    {% if manufacturer_parts.value == "True" and company.is_manufacturer %}
     loadManufacturerPartTable(
         "#part-table",
         "{% url 'api-manufacturer-part-list' %}",
@@ -120,9 +123,7 @@
             },
         }
     );
-    {% endif %}
-
-    {% if company.is_supplier %}
+    {% else %}
     loadSupplierPartTable(
         "#part-table",
         "{% url 'api-supplier-part-list' %}",

InvenTree/company/templates/company/navbar.html

@@ -2,6 +2,8 @@
 {% load static %}
 {% load inventree_extras %}
 
+{% setting_object 'PART_ENABLE_MANUFACTURER_PARTS' as manufacturer_parts %}
+
 <ul class='list-group'>
     <li class='list-group-item'>
         <a href='#' id='company-menu-toggle'>
@@ -16,16 +18,14 @@
         </a>
     </li>
 
-    {% if company.is_manufacturer %}
+    {% if manufacturer_parts.value == "True" and company.is_manufacturer %}
     <li class='list-group-item {% if tab == "parts" %}active{% endif %}' title='{% trans "Manufactured Parts" %}'>
         <a href='{% url "company-detail-parts" company.id %}'>
             <span class='fas fa-shapes'></span>
             {% trans "Parts" %}
         </a>
     </li>
-    {% endif %}
-
-    {% if company.is_supplier %}
+    {% else %}
     <li class='list-group-item {% if tab == "parts" %}active{% endif %}' title='{% trans "Supplied Parts" %}'>
         <a href='{% url "company-detail-parts" company.id %}'>
             <span class='fas fa-shapes'></span>

InvenTree/part/templates/part/navbar.html

@@ -68,13 +68,16 @@
         </a>
     </li>
     {% endif %}
+    {% setting_object 'PART_ENABLE_MANUFACTURER_PARTS' as manufacturer_parts %}
     {% if part.purchaseable and roles.purchase_order.view %}
+    {% if manufacturer_parts.value == "True" %}
     <li class='list-group-item {% if tab == "manufacturers" %}active{% endif %}' title='{% trans "Manufacturers" %}'>
         <a href='{% url "part-manufacturers" part.id %}'>
             <span class='menu-tab-icon fas fa-building'></span>
             {% trans "Manufacturers" %}
         </a>
     </li>
+    {% endif %}
     <li class='list-group-item {% if tab == "suppliers" %}active{% endif %}' title='{% trans "Suppliers" %}'>
         <a href='{% url "part-suppliers" part.id %}'>
             <span class='menu-tab-icon fas fa-warehouse'></span>

InvenTree/templates/InvenTree/settings/part.html

@@ -34,6 +34,8 @@
         {% include "InvenTree/settings/setting.html" with key="PART_COPY_PARAMETERS" %}
         {% include "InvenTree/settings/setting.html" with key="PART_COPY_TESTS" %}
         {% include "InvenTree/settings/setting.html" with key="PART_CATEGORY_PARAMETERS" %}
+        <tr><td colspan='5'></td></tr>
+        {% include "InvenTree/settings/setting.html" with key="PART_ENABLE_MANUFACTURER_PARTS" %}
     </tbody>
 </table>