flows: improve strings, ensure default-source-enrollment's first stage has re_evaluate_policies

passbook/flows/migrations/0014_auto_20200925_2332.py

@@ -0,0 +1,51 @@
+# Generated by Django 3.1.1 on 2020-09-25 23:32
+
+from django.apps.registry import Apps
+from django.db import migrations, models
+from django.db.backends.base.schema import BaseDatabaseSchemaEditor
+
+
+# First stage for default-source-enrollment flow (prompt stage)
+# needs to have its policy re-evaluated
+def update_default_source_enrollment_flow_binding(
+    apps: Apps, schema_editor: BaseDatabaseSchemaEditor
+):
+    Flow = apps.get_model("passbook_flows", "Flow")
+    FlowStageBinding = apps.get_model("passbook_flows", "FlowStageBinding")
+    db_alias = schema_editor.connection.alias
+
+    flows = Flow.objects.using(db_alias).filter(slug="default-source-enrollment")
+    if not flows.exists():
+        return
+    flow = flows.first()
+
+    binding = FlowStageBinding.objects.get(target=flow, order=0)
+    binding.re_evaluate_policies = True
+    binding.save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_flows", "0013_auto_20200924_1605"),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name="flowstagebinding",
+            options={
+                "ordering": ["target", "order"],
+                "verbose_name": "Flow Stage Binding",
+                "verbose_name_plural": "Flow Stage Bindings",
+            },
+        ),
+        migrations.AlterField(
+            model_name="flowstagebinding",
+            name="re_evaluate_policies",
+            field=models.BooleanField(
+                default=False,
+                help_text="When this option is enabled, the planner will re-evaluate policies bound to this binding.",
+            ),
+        ),
+        migrations.RunPython(update_default_source_enrollment_flow_binding),
+    ]