Add case-insenstive name index for LivelihoodZoneBaseline - see HEA-1048

Author: rhunwicks

apps/baseline/migrations/0031_case_insensitive_indexes.py

@@ -84,4 +84,52 @@ class Migration(migrations.Migration):
                 name="baseline_livelihoodzone_name_pt_lower_uniq",
             ),
         ),
+        migrations.RemoveConstraint(
+            model_name="livelihoodzonebaseline",
+            name="baseline_livelihoodzonebaseline_name_en_reference_year_end_date_uniq",
+        ),
+        migrations.AddConstraint(
+            model_name="livelihoodzonebaseline",
+            constraint=models.UniqueConstraint(
+                django.db.models.functions.text.Lower("name_en"),
+                models.F("reference_year_end_date"),
+                name="baseline_livelihoodzonebaseline_name_en_lower_uniq",
+            ),
+        ),
+        migrations.AddConstraint(
+            model_name="livelihoodzonebaseline",
+            constraint=models.UniqueConstraint(
+                django.db.models.functions.text.Lower("name_ar"),
+                models.F("reference_year_end_date"),
+                condition=models.Q(("name_ar", ""), _negated=True),
+                name="baseline_livelihoodzonebaseline_name_ar_lower_uniq",
+            ),
+        ),
+        migrations.AddConstraint(
+            model_name="livelihoodzonebaseline",
+            constraint=models.UniqueConstraint(
+                django.db.models.functions.text.Lower("name_es"),
+                models.F("reference_year_end_date"),
+                condition=models.Q(("name_es", ""), _negated=True),
+                name="baseline_livelihoodzonebaseline_name_es_lower_uniq",
+            ),
+        ),
+        migrations.AddConstraint(
+            model_name="livelihoodzonebaseline",
+            constraint=models.UniqueConstraint(
+                django.db.models.functions.text.Lower("name_fr"),
+                models.F("reference_year_end_date"),
+                condition=models.Q(("name_fr", ""), _negated=True),
+                name="baseline_livelihoodzonebaseline_name_fr_lower_uniq",
+            ),
+        ),
+        migrations.AddConstraint(
+            model_name="livelihoodzonebaseline",
+            constraint=models.UniqueConstraint(
+                django.db.models.functions.text.Lower("name_pt"),
+                models.F("reference_year_end_date"),
+                condition=models.Q(("name_pt", ""), _negated=True),
+                name="baseline_livelihoodzonebaseline_name_pt_lower_uniq",
+            ),
+        ),
     ]

apps/baseline/models.py

@@ -340,9 +340,35 @@ class Meta:
                 fields=("livelihood_zone", "reference_year_end_date"),
                 name="baseline_livelihoodzonebaseline_livelihood_zone_reference_year_end_date_uniq",
             ),
+            # Create a case-insensitive unique constraint on the name
+            models.UniqueConstraint(
+                Lower("name_en"),
+                "reference_year_end_date",
+                name="baseline_livelihoodzonebaseline_name_en_lower_uniq",
+            ),
+            models.UniqueConstraint(
+                Lower("name_ar"),
+                "reference_year_end_date",
+                name="baseline_livelihoodzonebaseline_name_ar_lower_uniq",
+                condition=~Q(name_ar=""),
+            ),
+            models.UniqueConstraint(
+                Lower("name_es"),
+                "reference_year_end_date",
+                name="baseline_livelihoodzonebaseline_name_es_lower_uniq",
+                condition=~Q(name_es=""),
+            ),
             models.UniqueConstraint(
-                fields=("name_en", "reference_year_end_date"),
-                name="baseline_livelihoodzonebaseline_name_en_reference_year_end_date_uniq",
+                Lower("name_fr"),
+                "reference_year_end_date",
+                name="baseline_livelihoodzonebaseline_name_fr_lower_uniq",
+                condition=~Q(name_fr=""),
+            ),
+            models.UniqueConstraint(
+                Lower("name_pt"),
+                "reference_year_end_date",
+                name="baseline_livelihoodzonebaseline_name_pt_lower_uniq",
+                condition=~Q(name_pt=""),
             ),
         ]