def voter_bulk_send_email(request):
    selected_tenant_id = request.session.get("tenant_id")
    tenant = get_object_or_404(Tenant, id=selected_tenant_id)
    campaign_settings = CampaignSettings.objects.get(tenant=tenant)

    if request.method == 'POST':
        subject = request.POST.get('subject')
        body = request.POST.get('body')
        is_html = request.POST.get("is_html") == "on"
        select_all_results = request.POST.get('select_all_results') == 'true'

        if select_all_results:
            voters, _ = get_filtered_voter_queryset(request, tenant, data_source='POST')
            voters = voters.exclude(email='')
        else:
            voter_ids = request.POST.getlist('selected_voters')
            voters = Voter.objects.filter(id__in=voter_ids, tenant=tenant).exclude(email='')

        if not voters.exists():
            messages.warning(request, "No voters with email addresses selected.")
            return redirect('voter_advanced_search')

        connection = get_tenant_email_connection(campaign_settings)
        if not connection:
            messages.error(request, "SMTP settings are not configured. Please check Campaign Settings.")
            return redirect('voter_advanced_search')

        from_email = campaign_settings.email_from_address or settings.DEFAULT_FROM_EMAIL
        if campaign_settings.email_from_name:
            from_email = f"{campaign_settings.email_from_name} <{from_email}>"
        email_type, _ = InteractionType.objects.get_or_create(tenant=tenant, name='Email')
        
        sent_count = 0
        error_count = 0
        
        for voter in voters:
            try:
                email = EmailMessage(
                    subject,
                    body,
                    from_email,
                    [voter.email],
                    connection=connection,
                )
                if is_html:
                    email.content_subtype = "html"
                email.send()
                sent_count += 1
                
                # Log interaction
                Interaction.objects.create(
                    voter=voter,
                    type=email_type,
                    date=timezone.now(),
                    description=subject,
                    notes=body
                )
            except Exception as e:
                logger.error(f"Error sending bulk email to voter {voter.email}: {e}")
                error_count += 1

        if sent_count > 0:
            messages.success(request, f"Successfully sent {sent_count} emails.")
        if error_count > 0:
            messages.error(request, f"Failed to send {error_count} emails.")
            
    return redirect('voter_advanced_search')