Add 'revision' field to part

- e.g. different versions of a product
- Can keep old versions in database and mark as inactive

InvenTree/part/api.py

@@ -119,6 +119,7 @@ class PartList(generics.ListCreateAPIView):
             'image',
             'name',
             'IPN',
+            'revision',
             'description',
             'keywords',
             'is_template',

InvenTree/part/forms.py

@@ -93,6 +93,7 @@ class EditPartForm(HelperForm):
             'name',
             'IPN',
             'description',
+            'revision',
             'keywords',
             'variant_of',
             'is_template',

InvenTree/part/migrations/0011_part_revision.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.2 on 2019-06-20 11:37
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('part', '0010_auto_20190620_2135'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='part',
+            name='revision',
+            field=models.CharField(blank=True, help_text='Part revision or version number', max_length=100),
+        ),
+    ]

InvenTree/part/models.py

@@ -246,6 +246,9 @@ class Part(models.Model):
         
         elements.append(self.name)
 
+        if self.revision:
+            elements.append(self.revision)
+
         return ' | '.join(elements)
 
     def get_absolute_url(self):
@@ -278,13 +281,15 @@ class Part(models.Model):
         try:
             parts = Part.objects.exclude(id=self.id).filter(
                 name__iexact=self.name,
-                IPN__iexact=self.IPN)
+                IPN__iexact=self.IPN,
+                revision__iexact=self.revision)
 
             if parts.exists():
                 msg = _("Part must be unique for name, IPN and revision")
                 raise ValidationError({
                     "name": msg,
                     "IPN": msg,
+                    "revision": msg,
                 })
         except Part.DoesNotExist:
             pass
@@ -325,6 +330,8 @@ class Part(models.Model):
 
     IPN = models.CharField(max_length=100, blank=True, help_text='Internal Part Number')
 
+    revision = models.CharField(max_length=100, blank=True, help_text='Part revision or version number')
+
     URL = models.URLField(blank=True, help_text='Link to extenal URL')
 
     image = models.ImageField(upload_to=rename_part_image, max_length=255, null=True, blank=True)
@@ -803,6 +810,14 @@ class Part(models.Model):
                 item.pk = None
                 item.save()
 
+        # Copy the fields that aren't available in the duplicate form
+        self.salable = other.salable
+        self.assembly = other.assembly
+        self.component = other.component
+        self.purchaseable = other.purchaseable
+        self.trackable = other.trackable
+        self.virtual = other.virtual
+
         self.save()
 
     def export_bom(self, **kwargs):

InvenTree/part/templates/part/detail.html

@@ -13,7 +13,7 @@
     <table class='table table-striped'>
         <tr>
             <td><b>Part name</b></td>
-            <td>{{ part.full_name }}</td>
+            <td>{{ part.name }}</td>
         </tr>
         {% if part.IPN %}
         <tr>
@@ -21,6 +21,12 @@
             <td>{{ part.IPN }}</td>
         </tr>
         {% endif %}
+        {% if part.revision %}
+        <tr>
+            <td><b>Revision</b></td>
+            <td>{{ part.revision }}</td>
+        </tr>
+        {% endif %}
         <tr>
             <td><b>Description</b></td>
             <td>{{ part.description }}</td>

InvenTree/static/script/inventree/part.js

@@ -126,6 +126,11 @@ function loadPartTable(table, url, options={}) {
 
             name += value;
 
+            if (row.revision) {
+                name += ' | ';
+                name += row.revision;
+            }
+
             if (row.is_template) {
                 name = '<i>' + name + '</i>';
             }