Added feature to send test update from admin panel

backend/djangoindia/db/admin.py

@@ -221,16 +221,34 @@ class SponsorAdmin(admin.ModelAdmin):
 class UpdateAdmin(admin.ModelAdmin):
     form = UpdateForm
     list_display = ("email_subject", "type", "created_at", "mail_sent")
-    search_fields = ["email_subject", "type"]
+    search_fields = ["email_subject", "created_by__username", "created_by__first_name", "type"]
     readonly_fields = ("created_at", "updated_at")
-    actions = ["send_update"]
+    actions = ["send_update", "send_test_email"]
 
     @admin.action(description="Send selected updates to subscribers")
     def send_update(self, request, queryset):
         for update in queryset:
             update.send_bulk_emails()
         self.message_user(request, "Update emails sent.")
 
+    @admin.action(description="Send test email")
+    def send_test_email(self, request, queryset) -> None:
+        """
+        Admin action to send test emails to the recipients specified in the queryset.
+
+        Args:
+            request
+            queryset
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        for update in queryset:
+            update.send_test_email()
+        self.message_user(request, "Test email sent.")
 
 @admin.register(CommunityPartner)
 class CommunityPartnerAdmin(admin.ModelAdmin):

backend/djangoindia/db/migrations/0002_update_test_email_recipients.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.5 on 2025-01-12 17:53
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('db', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='update',
+            name='test_email_recipients',
+            field=models.TextField(blank=True, help_text='Enter comma-separated email addresses for the test email.'),
+        ),
+    ]

backend/djangoindia/db/models/update.py

@@ -1,6 +1,9 @@
 from django_prose_editor.fields import ProseEditorField
 
+from django.core.exceptions import ValidationError
+from django.conf import settings
 from django.db import models
+from django.core.mail import send_mail
 
 from djangoindia.bg_tasks.send_update import send_mass_update_email_task
 
@@ -19,6 +22,10 @@ class UpdateType(models.TextChoices):
     email_body = ProseEditorField()
     recipients = models.ManyToManyField("Subscriber", related_name="received_updates")
     mail_sent = models.BooleanField(default=False)
+    test_email_recipients = models.TextField(
+        blank=True,
+        help_text="Enter comma-separated email addresses for the test email."
+    )
 
     def __str__(self):
         return self.email_subject
@@ -27,6 +34,33 @@ def send_bulk_emails(self):
         if self.id and self.recipients.count() > 0:
             send_mass_update_email_task.delay(self.id)
 
+    def send_test_email(self) -> None:
+        """
+        Send a test email to the test email recipients.
+
+        Args:
+            None            
+
+        Returns:
+            None
+
+        Raises:
+            ValidationError: If there is an error sending the email.
+        """
+        for email in self.test_email_recipients.split(","):
+            email = email.strip()
+            if email:
+                try:
+                    send_mail(
+                        subject=self.email_subject,
+                        message=self.email_body, 
+                        from_email=settings.DEFAULT_FROM_EMAIL,
+                        recipient_list=[email],
+                        fail_silently=False
+                    )
+                except ValidationError as e:
+                    raise ValidationError(f"Error sending test email: {str(e)}")
+
     def get_formatted_type(self):
         words = self.type.split("_")
         formatted_words = [word.capitalize() for word in words]