Update unique datasets name constraint (#35)

Author: willemarcel

vbos/datasets/migrations/0016_alter_rasterdataset_unique_together_and_more.py

@@ -0,0 +1,28 @@
+# Generated by Django 5.2.5 on 2025-10-20 21:04
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        (
+            "datasets",
+            "0015_rasterdataset_description_tabulardataset_description_and_more",
+        ),
+    ]
+
+    operations = [
+        migrations.AlterUniqueTogether(
+            name="rasterdataset",
+            unique_together={("name", "type", "cluster")},
+        ),
+        migrations.AlterUniqueTogether(
+            name="tabulardataset",
+            unique_together={("name", "type", "cluster")},
+        ),
+        migrations.AlterUniqueTogether(
+            name="vectordataset",
+            unique_together={("name", "type", "cluster")},
+        ),
+    ]

vbos/datasets/models.py

@@ -94,11 +94,11 @@ class RasterDataset(models.Model):
     file = models.ForeignKey(RasterFile, on_delete=models.PROTECT)
 
     def __str__(self):
-        return self.name
+        return f"{self.name} - {self.cluster} / {self.type}"
 
     class Meta:
         ordering = ["id"]
-        unique_together = ["name", "type"]
+        unique_together = ["name", "type", "cluster"]
 
 
 class VectorDataset(models.Model):
@@ -114,11 +114,11 @@ class VectorDataset(models.Model):
     source = models.CharField(max_length=155, blank=True, null=True)
 
     def __str__(self):
-        return f"{self.name} ({self.type})"
+        return f"{self.name} - {self.cluster} / {self.type}"
 
     class Meta:
         ordering = ["id"]
-        unique_together = ["name", "type"]
+        unique_together = ["name", "type", "cluster"]
 
 
 class VectorItem(models.Model):
@@ -155,11 +155,11 @@ class TabularDataset(models.Model):
     unit = models.CharField(max_length=50, blank=True, null=True)
 
     def __str__(self):
-        return f"{self.name} ({self.type})"
+        return f"{self.name} - {self.cluster} / {self.type}"
 
     class Meta:
         ordering = ["id"]
-        unique_together = ["name", "type"]
+        unique_together = ["name", "type", "cluster"]
 
 
 class TabularItem(models.Model):

vbos/datasets/test/test_models.py

@@ -66,7 +66,7 @@ def test_deletion(self):
 
         RasterFile.objects.all().delete()
 
-    def test_unique_name_type(self):
+    def test_unique_name_type_cluster(self):
         self.cluster = Cluster.objects.create(name="Administrative")
         r_2 = RasterFile.objects.create(
             name="Population Density COG", file="raster/pop.tiff"
@@ -84,6 +84,13 @@ def test_unique_name_type(self):
             file=r_2,
             type="estimated_damage",
         )
+        RasterDataset.objects.create(
+            name="Population",
+            cluster=Cluster.objects.create(name="Education"),
+            source="Government",
+            file=r_2,
+            type="estimated_damage",
+        )
         with self.assertRaises(IntegrityError):
             RasterDataset.objects.create(
                 name="Population",
@@ -94,7 +101,7 @@ def test_unique_name_type(self):
 
 
 class TestTabularDatasetModel(TestCase):
-    def test_unique_name_type(self):
+    def test_unique_name_type_cluster(self):
         self.cluster = Cluster.objects.create(name="Administrative")
         TabularDataset.objects.create(
             name="Population",
@@ -107,6 +114,12 @@ def test_unique_name_type(self):
             source="Government",
             type="estimated_damage",
         )
+        TabularDataset.objects.create(
+            name="Population",
+            cluster=Cluster.objects.create(name="education"),
+            source="Government",
+            type="estimated_damage",
+        )
         with self.assertRaises(IntegrityError):
             TabularDataset.objects.create(
                 name="Population",
@@ -116,7 +129,7 @@ def test_unique_name_type(self):
 
 
 class TestVectorDatasetModel(TestCase):
-    def test_unique_name_type(self):
+    def test_unique_name_type_cluster(self):
         self.cluster = Cluster.objects.create(name="Administrative")
         VectorDataset.objects.create(
             name="Population",
@@ -129,6 +142,12 @@ def test_unique_name_type(self):
             source="Government",
             type="estimated_damage",
         )
+        VectorDataset.objects.create(
+            name="Population",
+            cluster=Cluster.objects.create(name="education"),
+            source="Government",
+            type="estimated_damage",
+        )
         with self.assertRaises(IntegrityError):
             VectorDataset.objects.create(
                 name="Population",