Merge pull request #760 in RMS/api-main-service from core-dev-gladys to RMSv2

* commit 'f4a51fcb':
  {dev bugfix} added separate validation for checking of atleast 1 approver

app/applicationlayer/cms/form/header/views.py

@@ -76,6 +76,8 @@ from django.http import HttpResponse
 from xhtml2pdf import pisa
 from app.helper.decorators import *
 
+from app.applicationlayer.utils import error_message
+
 
 config = configparser.ConfigParser()
 config_file = os.path.join('./', 'env.ini')
@@ -880,6 +882,13 @@ class ChangeRequestFormsViewset(viewsets.ModelViewSet):
         form_code = kwargs['form_code']
         form_data = request.data
 
+        # Restrict a requestor to submit a CR without atleast 1 approver
+        counter = change_request_template.validation_existing_approver(
+            form_data['frm_approvers'])
+        if counter == 0:
+            return error_message('400', 'Please select at least 1 approver before submitting this request.',
+                'failed', status.HTTP_400_BAD_REQUEST)
+        
         # generate batchno history
         batchno = get_max_batchno("batch")
         

app/entities/migrations/0002_auto_20200205_1707.py

+# Generated by Django 2.2 on 2020-02-05 17:07
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('entities', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='changerequestformattachments',
+            name='file_upload',
+            field=models.ForeignKey(default=1, on_delete=django.db.models.deletion.PROTECT, related_name='form_attachments', to='entities.MasterAttachment'),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='changerequesttemplateattachments',
+            name='file_upload',
+            field=models.ForeignKey(default=1, on_delete=django.db.models.deletion.PROTECT, related_name='template_attachments', to='entities.MasterAttachment'),
+            preserve_default=False,
+        ),
+    ]

app/entities/models.py

@@ -707,9 +707,7 @@ class ChangeRequestTemplateAttachments(BaseAttachment):
     file_upload = models.ForeignKey(
         MasterAttachment,
         on_delete=models.PROTECT,
-        related_name='template_attachments',
-        blank=True,
-        null=True
+        related_name='template_attachments'
     )
     template_no = models.ForeignKey(
         ChangeRequestTemplateHeader,
@@ -936,9 +934,7 @@ class ChangeRequestFormAttachments(BaseAttachment):
     file_upload = models.ForeignKey(
         MasterAttachment,
         on_delete=models.PROTECT,
-        related_name='form_attachments',
-        blank=True,
-        null=True
+        related_name='form_attachments'
     )
 
     class Meta: