Merge pull request #108 from SchrodingersGat/qr-code

Qr code

InvenTree/InvenTree/settings.py

@@ -54,12 +54,14 @@ INSTALLED_APPS = [
     'company.apps.CompanyConfig',
     'build.apps.BuildConfig',
 
+    # Third part add-ons
     'django_filters',
     'rest_framework',
     'simple_history',
     'crispy_forms',
     'import_export',
     'django_cleanup',
+    'qr_code',
 ]
 
 MIDDLEWARE = [

InvenTree/stock/api.py

@@ -222,6 +222,7 @@ class StockList(generics.ListCreateAPIView):
 
     filter_fields = [
         'part',
+        'uuid',
         'location',
         'supplier_part',
         'customer',

InvenTree/stock/forms.py

@@ -38,7 +38,7 @@ class CreateStockItemForm(HelperForm):
 
 class MoveStockItemForm(forms.ModelForm):
 
-    note = forms.CharField(label='Notes', required=True)
+    note = forms.CharField(label='Notes', required=True, help_text='Add note (required)')
 
     class Meta:
         model = StockItem

InvenTree/stock/migrations/0006_stockitem_uuid.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.2 on 2019-04-12 15:06
+
+from django.db import migrations, models
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('stock', '0005_stockitemtracking_quantity'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='stockitem',
+            name='uuid',
+            field=models.UUIDField(blank=True, default=uuid.uuid4, editable=False),
+        ),
+    ]

InvenTree/stock/models.py

@@ -11,6 +11,7 @@ from django.db.models.signals import pre_delete
 from django.dispatch import receiver
 
 from datetime import datetime
+import uuid
 
 from InvenTree.models import InvenTreeTree
 
@@ -116,6 +117,9 @@ class StockItem(models.Model):
             ('part', 'serial'),
         ]
 
+    # UUID for generating QR codes
+    uuid = models.UUIDField(default=uuid.uuid4, blank=True, editable=False)
+
     # The 'master' copy of the part of which this stock item is an instance
     part = models.ForeignKey('part.Part', on_delete=models.CASCADE, related_name='locations')
 

InvenTree/stock/serializers.py

@@ -60,6 +60,7 @@ class StockItemSerializer(serializers.ModelSerializer):
         model = StockItem
         fields = [
             'pk',
+            'uuid',
             'url',
             'part',
             'supplier_part',

InvenTree/stock/templates/stock/item.html

@@ -2,6 +2,8 @@
 {% load static %}
 {% block content %}
 
+{% load qr_code %}
+
 <div class='row'>
 <div class='col-sm-6'>
     <h3>Stock Item Details</h3>
@@ -29,11 +31,17 @@
 </div>
 </div>
 
+{% qr_from_text item.uuid size="s" image_format="png" error_correction="L" %}
+
 <table class="table table-striped">
 <tr>
     <td>Part</td>
     <td><a href="{% url 'part-stock' item.part.id %}">{{ item.part.name }}</td>
 </tr>
+<tr>
+    <td>UUID</td>
+    <td>{{ item.uuid }}</td>
+</tr>
 {% if item.belongs_to %}
 <tr>
     <td>Belongs To</td>

requirements/base.txt

@@ -8,3 +8,4 @@ pygments>=2.2.0
 django-crispy-forms>=1.7.2
 django-import-export>=1.0.0
 django-cleanup>=2.1.0
+django-qr-code==1.0.0