[FR] Add last updated column for supplier parts (#4214)

* Move to updated Meta mixin

* [FR] Add last updated column for supplier parts
Fixes #3327

* add updated to table

* bump API version

* add missing migration

* incremetn api ;-)

InvenTree/company/api.py

@@ -364,6 +364,7 @@ class SupplierPartList(ListCreateDestroyAPIView):
         'packaging',
         'pack_size',
         'in_stock',
+        'updated',
     ]
 
     ordering_field_aliases = {

InvenTree/company/migrations/0052_alter_supplierpricebreak_updated.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.16 on 2023-01-15 14:04
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0051_alter_supplierpricebreak_price'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='supplierpricebreak',
+            name='updated',
+            field=models.DateTimeField(auto_now=True, help_text='Timestamp of last update', null=True, verbose_name='Updated'),
+        ),
+    ]

InvenTree/company/migrations/0053_supplierpart_updated.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.16 on 2023-01-17 20:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0052_alter_supplierpricebreak_updated'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='supplierpart',
+            name='updated',
+            field=models.DateTimeField(auto_now=True, help_text='Timestamp of last update', null=True, verbose_name='Updated'),
+        ),
+    ]

InvenTree/company/models.py

@@ -396,7 +396,7 @@ class SupplierPartManager(models.Manager):
         )
 
 
-class SupplierPart(InvenTreeBarcodeMixin, models.Model):
+class SupplierPart(InvenTreeBarcodeMixin, common.models.MetaMixin):
     """Represents a unique part as provided by a Supplier Each SupplierPart is identified by a SKU (Supplier Part Number) Each SupplierPart is also linked to a Part or ManufacturerPart object. A Part may be available from multiple suppliers.
 
     Attributes:
@@ -412,6 +412,7 @@ class SupplierPart(InvenTreeBarcodeMixin, models.Model):
         lead_time: Supplier lead time
         packaging: packaging that the part is supplied in, e.g. "Reel"
         pack_size: Quantity of item supplied in a single pack (e.g. 30ml in a single tube)
+        updated: Date that the SupplierPart was last updated
     """
 
     objects = SupplierPartManager()
@@ -683,8 +684,6 @@ class SupplierPriceBreak(common.models.PriceBreak):
 
     part = models.ForeignKey(SupplierPart, on_delete=models.CASCADE, related_name='pricebreaks', verbose_name=_('Part'),)
 
-    updated = models.DateTimeField(auto_now=True, null=True, verbose_name=_('last updated'))
-
     class Meta:
         """Metaclass defines extra model options"""
         unique_together = ("part", "quantity")

InvenTree/company/serializers.py

@@ -282,6 +282,9 @@ class SupplierPartSerializer(InvenTreeModelSerializer):
 
     url = serializers.CharField(source='get_absolute_url', read_only=True)
 
+    # Date fields
+    updated = serializers.DateTimeField(allow_null=True, read_only=True)
+
     class Meta:
         """Metaclass options."""
 
@@ -309,6 +312,7 @@ class SupplierPartSerializer(InvenTreeModelSerializer):
             'supplier',
             'supplier_detail',
             'url',
+            'updated',
         ]
 
         read_only_fields = [