from django.shortcuts import render, get_object_or_404, redirect from django.urls import reverse from django.contrib.auth.decorators import login_required from django.contrib import messages from django.http import JsonResponse, HttpResponse from django.views.decorators.http import require_POST, require_GET from django.utils import timezone from django.db import transaction from django.contrib.auth import get_user_model import openpyxl from openpyxl.styles import Font, Alignment, PatternFill from openpyxl.utils import get_column_letter from datetime import datetime from _helpers.utils import persian_converter3 from .models import Process, ProcessInstance, StepInstance, ProcessStep from .utils import scope_instances_queryset, get_scoped_instance_or_404 from installations.models import InstallationAssignment, InstallationReport from wells.models import Well from accounts.models import Profile, Broker from locations.models import Affairs from accounts.forms import CustomerForm from wells.forms import WellForm from wells.models import WaterMeterManufacturer from common.consts import UserRoles @login_required def request_list(request): """نمایش لیست درخواست‌ها با جدول و مدال ایجاد""" instances = ProcessInstance.objects.select_related('well', 'representative', 'requester', 'broker', 'current_step', 'process').prefetch_related('step_instances__step').filter(is_deleted=False).order_by('-created') access_denied = False # filter by roles (scoped queryset) try: instances = scope_instances_queryset(request.user, instances) if not instances.exists() and not getattr(request.user, 'profile', None): access_denied = True instances = instances.none() except Exception: access_denied = True instances = instances.none() # Filters status_q = (request.GET.get('status') or '').strip() affairs_q = (request.GET.get('affairs') or '').strip() broker_q = (request.GET.get('broker') or '').strip() step_q = (request.GET.get('step') or '').strip() if status_q: instances = instances.filter(status=status_q) if affairs_q: try: instances = instances.filter(well__affairs_id=int(affairs_q)) except Exception: pass if broker_q: try: instances = instances.filter(broker_id=int(broker_q)) except Exception: pass if step_q: try: instances = instances.filter(current_step_id=int(step_q)) except Exception: pass processes = Process.objects.filter(is_active=True) status_choices = list(ProcessInstance.STATUS_CHOICES) affairs_list = Affairs.objects.all().order_by('name') brokers_list = Broker.objects.all().order_by('name') steps_list = ProcessStep.objects.select_related('process').all().order_by('process__name', 'order') manufacturers = WaterMeterManufacturer.objects.all().order_by('name') # Prepare installation assignments map (scheduled date by instance) try: instance_ids = list(instances.values_list('id', flat=True)) except Exception: instance_ids = [] assignments_map = {} reports_map = {} if instance_ids: try: ass_qs = InstallationAssignment.objects.filter(process_instance_id__in=instance_ids).values('process_instance_id', 'scheduled_date') for row in ass_qs: assignments_map[row['process_instance_id']] = row['scheduled_date'] except Exception: assignments_map = {} # latest report per instance (visited_date) try: rep_qs = InstallationReport.objects.filter(assignment__process_instance_id__in=instance_ids).order_by('-created').values('assignment__process_instance_id', 'visited_date') for row in rep_qs: pid = row['assignment__process_instance_id'] if pid not in reports_map: reports_map[pid] = row['visited_date'] except Exception: reports_map = {} # Calculate progress for each instance and attach install schedule info instances_with_progress = [] for instance in instances: total_steps = instance.process.steps.count() completed_steps = instance.step_instances.filter(status='completed').count() progress_percentage = (completed_steps / total_steps * 100) if total_steps > 0 else 0 sched_date = assignments_map.get(instance.id) overdue_days = 0 reference_date = None if sched_date: # Reference date: until installer submits a report, use today; otherwise use visited_date try: visited_date = reports_map.get(instance.id) if visited_date: reference_date = visited_date else: try: reference_date = timezone.localdate() except Exception: from datetime import date as _date reference_date = _date.today() if reference_date > sched_date: overdue_days = (reference_date - sched_date).days except Exception: overdue_days = 0 reference_date = None installation_scheduled_date = reference_date if reference_date and reference_date > sched_date else sched_date instances_with_progress.append({ 'instance': instance, 'progress_percentage': round(progress_percentage), 'completed_steps': completed_steps, 'total_steps': total_steps, 'installation_scheduled_date': installation_scheduled_date, 'installation_overdue_days': overdue_days, }) # Summary stats for header cards total_count = instances.count() completed_count = instances.filter(status='completed').count() in_progress_count = instances.filter(status='in_progress').count() pending_count = instances.filter(status='pending').count() return render(request, 'processes/request_list.html', { 'instances_with_progress': instances_with_progress, 'customer_form': CustomerForm(), 'well_form': WellForm(), 'processes': processes, 'manufacturers': manufacturers, 'total_count': total_count, 'completed_count': completed_count, 'in_progress_count': in_progress_count, 'pending_count': pending_count, # filter context 'status_choices': status_choices, 'affairs_list': affairs_list, 'brokers_list': brokers_list, 'steps_list': steps_list, 'filter_status': status_q, 'filter_affairs': affairs_q, 'filter_broker': broker_q, 'filter_step': step_q, 'access_denied': access_denied, }) @require_GET @login_required def lookup_well_by_subscription(request): sub = request.GET.get('water_subscription_number', '').strip() if not sub: return JsonResponse({'ok': False, 'error': 'شماره اشتراک الزامی است'}, status=400) try: well = Well.objects.select_related('representative', 'water_meter_manufacturer').get(water_subscription_number=sub) data = { 'id': well.id, 'water_subscription_number': well.water_subscription_number, 'electricity_subscription_number': well.electricity_subscription_number, 'water_meter_serial_number': well.water_meter_serial_number, 'water_meter_old_serial_number': well.water_meter_old_serial_number, 'water_meter_manufacturer': well.water_meter_manufacturer.id if well.water_meter_manufacturer else None, 'utm_x': str(well.utm_x) if well.utm_x is not None else None, 'utm_y': str(well.utm_y) if well.utm_y is not None else None, 'utm_zone': well.utm_zone, 'utm_hemisphere': well.utm_hemisphere, 'well_power': well.well_power, 'reference_letter_number': well.reference_letter_number, 'reference_letter_date': well.reference_letter_date.isoformat() if well.reference_letter_date else None, 'representative_letter_file_url': well.representative_letter_file.url if well.representative_letter_file else '', 'representative_letter_file_name': well.representative_letter_file.name.split('/')[-1] if well.representative_letter_file else '', 'representative_id': well.representative.id if well.representative else None, 'representative_full_name': well.representative.get_full_name() if well.representative else None, } return JsonResponse({'ok': True, 'exists': True, 'well': data}) except Well.DoesNotExist: return JsonResponse({'ok': True, 'exists': False}) @require_GET @login_required def lookup_representative_by_national_code(request): national_code = request.GET.get('national_code', '').strip() if not national_code: return JsonResponse({'ok': False, 'error': 'کد ملی الزامی است'}, status=400) profile = Profile.objects.select_related('user').filter(national_code=national_code).first() if not profile: return JsonResponse({'ok': True, 'exists': False}) user = profile.user return JsonResponse({ 'ok': True, 'exists': True, 'user': { 'id': user.id, 'username': user.username, 'first_name': user.first_name, 'last_name': user.last_name, 'full_name': user.get_full_name(), 'profile': { 'user_type': profile.user_type, 'national_code': profile.national_code, 'company_name': profile.company_name, 'company_national_id': profile.company_national_id, 'phone_number_1': profile.phone_number_1, 'phone_number_2': profile.phone_number_2, 'card_number': profile.card_number, 'account_number': profile.account_number, 'bank_name': profile.bank_name, 'address': profile.address, } } }) @require_POST @login_required @transaction.atomic def create_request_with_entities(request): """ایجاد/به‌روزرسانی چاه و نماینده و سپس ایجاد درخواست""" User = get_user_model() # Only BROKER can create requests try: if not (hasattr(request.user, 'profile') and request.user.profile.has_role(UserRoles.BROKER)): return JsonResponse({'ok': False, 'error': 'فقط کارگزار مجاز به ایجاد درخواست است'}, status=403) except Exception: return JsonResponse({'ok': False, 'error': 'فقط کارگزار مجاز به ایجاد درخواست است'}, status=403) process_id = request.POST.get('process') process = Process.objects.get(id=process_id) description = request.POST.get('description', '') # Well fields water_subscription_number = request.POST.get('water_subscription_number') well_id = request.POST.get('well_id') # optional if existing # Representative fields representative_id = request.POST.get('representative_id') if not process_id: return JsonResponse({'ok': False, 'errors': {'request': {'process': ['فرآیند الزامی است']}}}, status=400) if not water_subscription_number: return JsonResponse({'ok': False, 'errors': {'well': {'water_subscription_number': ['شماره اشتراک آب الزامی است']}}}, status=400) if not representative_id and not request.POST.get('national_code'): return JsonResponse({'ok': False, 'errors': {'customer': {'national_code': ['کد ملی نماینده را وارد کنید یا دکمه بررسی/افزودن نماینده را بزنید']}}}, status=400) representative_user = None representative_profile = None if representative_id: representative_profile = Profile.objects.select_related('user').filter(user_id=representative_id).first() if not representative_profile: return JsonResponse({'ok': False, 'errors': {'customer': {'__all__': ['نماینده انتخاب‌شده یافت نشد']}}}, status=400) # Use CustomerForm with request.POST data, merging with existing values customer_form = CustomerForm(request.POST, instance=representative_profile) customer_form.request = request if not customer_form.is_valid(): return JsonResponse({'ok': False, 'errors': {'customer': customer_form.errors}}, status=400) representative_profile = customer_form.save() representative_user = representative_profile.user else: # Use CustomerForm to validate/create/update representative profile by national code profile_instance = None national_code = request.POST.get('national_code') if national_code: profile_instance = Profile.objects.filter(national_code=national_code).first() customer_form = CustomerForm(request.POST, instance=profile_instance) customer_form.request = request if not customer_form.is_valid(): return JsonResponse({'ok': False, 'errors': {'customer': customer_form.errors}}, status=400) representative_profile = customer_form.save() representative_user = representative_profile.user # Resolve/create/update well # Build WellForm data from POST well = None if well_id: well = Well.objects.filter(id=well_id).first() if not well: return JsonResponse({'ok': False, 'error': 'شناسه چاه نامعتبر است'}, status=400) else: existing = Well.objects.filter(water_subscription_number=water_subscription_number).first() if existing: well = existing well_data = request.POST.copy() print(well_data) # Ensure representative set from created/selected user if not provided if representative_user and not well_data.get('representative'): well_data['representative'] = str(representative_user.id) if not well_data.get('water_subscription_number'): well_data['water_subscription_number'] = water_subscription_number # Preserve existing values on partial updates if well: for field_name in WellForm.Meta.fields: if field_name in ('representative_letter_file',): # File field handled via request.FILES; skip if not provided continue incoming = well_data.get(field_name, None) if incoming is None or incoming == '': current_value = getattr(well, field_name, None) if current_value is None: continue # Convert FK to id if hasattr(current_value, 'pk'): well_data[field_name] = str(current_value.pk) else: # Convert dates/decimals/others to string try: well_data[field_name] = current_value.isoformat() # dates except AttributeError: well_data[field_name] = str(current_value) well_form = WellForm(well_data, request.FILES, instance=well) if not well_form.is_valid(): return JsonResponse({'ok': False, 'errors': {'well': well_form.errors}}, status=400) # Save with ability to remove existing file well = well_form.save(commit=False) try: if request.POST.get('remove_file') == 'true' and getattr(well, 'representative_letter_file', None): well.representative_letter_file.delete(save=False) well.representative_letter_file = None except Exception: pass well.save() # Auto fill geo ownership from current user profile if available current_profile = getattr(request.user, 'profile', None) if current_profile: if hasattr(well, 'affairs'): well.affairs = current_profile.affairs if hasattr(well, 'county'): well.county = current_profile.county if hasattr(well, 'broker'): well.broker = current_profile.broker well.save() # Ensure no active (non-deleted, non-completed) request exists for this well try: active_exists = ProcessInstance.objects.filter(well=well, is_deleted=False).exclude(status='completed').exists() if active_exists: return JsonResponse({'ok': False, 'error': 'برای این چاه یک درخواست جاری وجود دارد. ابتدا آن را تکمیل یا حذف کنید.'}, status=400) except Exception: return JsonResponse({'ok': False, 'error': 'خطا در بررسی وضعیت درخواست‌های قبلی این چاه'}, status=400) # Create request instance instance = ProcessInstance.objects.create( process=process, description=description, well=well, representative=representative_user, requester=request.user, broker=request.user.profile.broker if request.user.profile else None, status='pending', priority='medium', ) # ایجاد نمونه‌های مرحله بر اساس مراحل فرآیند و تنظیم مرحله فعلی for step in process.steps.all().order_by('order'): StepInstance.objects.create( process_instance=instance, step=step ) first_step = process.steps.all().order_by('order').first() if first_step: instance.current_step = first_step instance.status = 'in_progress' instance.save() redirect_url = reverse('processes:instance_steps', args=[instance.id]) return JsonResponse({'ok': True, 'instance_id': instance.id, 'redirect': redirect_url}) @require_POST @login_required def delete_request(request, instance_id): """حذف درخواست""" instance = get_scoped_instance_or_404(request, instance_id) # Only BROKER can delete requests and only within their scope try: profile = getattr(request.user, 'profile', None) if not (profile and profile.has_role(UserRoles.BROKER)): return JsonResponse({'success': False, 'message': 'فقط کارگزار مجاز به حذف درخواست است'}, status=403) # Enforce ownership by broker (prevent deleting others' requests) if instance.broker_id and profile.broker and instance.broker_id != profile.broker.id: return JsonResponse({'success': False, 'message': 'شما مجاز به حذف این درخواست نیستید'}, status=403) except Exception: return JsonResponse({'success': False, 'message': 'فقط کارگزار مجاز به حذف درخواست است'}, status=403) code = instance.code if instance.status == 'completed': return JsonResponse({ 'success': False, 'message': 'درخواست تکمیل شده نمی‌تواند حذف شود' }) instance.delete() return JsonResponse({ 'success': True, 'message': f'درخواست {code} با موفقیت حذف شد' }) @login_required def step_detail(request, instance_id, step_id): """نمایش جزئیات مرحله خاص""" # Enforce scoped access to prevent URL tampering instance = get_scoped_instance_or_404(request, instance_id) # Prefetch for performance instance = ProcessInstance.objects.select_related('process', 'well', 'requester', 'representative', 'representative__profile').get(id=instance.id) step = get_object_or_404(instance.process.steps, id=step_id) # If the request is already completed, redirect to read-only summary page if instance.status == 'completed': return redirect('processes:instance_summary', instance_id=instance.id) # جلوگیری از پرش به مراحل آینده: فقط اجازه نمایش مرحله جاری یا مراحل تکمیل‌شده # try: # if instance.current_step and step.order > instance.current_step.order: # messages.error(request, 'ابتدا مراحل قبلی را تکمیل کنید.') # return redirect('processes:step_detail', instance_id=instance.id, step_id=instance.current_step.id) # except Exception: # pass # بررسی دسترسی به مرحله if not instance.can_access_step(step): messages.error(request, 'شما به این مرحله دسترسی ندارید. ابتدا مراحل قبلی را تکمیل کنید.') return redirect('processes:request_list') # هدایت به view مناسب بر اساس نوع مرحله if step.order == 1: # مرحله اول - انتخاب اقلام return redirect('invoices:quote_step', instance_id=instance.id, step_id=step.id) elif step.order == 2: # مرحله دوم - صدور پیش‌فاکتور return redirect('invoices:quote_preview_step', instance_id=instance.id, step_id=step.id) elif step.order == 3: # مرحله سوم - ثبت فیش‌های واریزی return redirect('invoices:quote_payment_step', instance_id=instance.id, step_id=step.id) elif step.order == 4: # مرحله چهارم - قرارداد return redirect('contracts:contract_step', instance_id=instance.id, step_id=step.id) elif step.order == 5: # مرحله پنجم - انتخاب نصاب return redirect('installations:installation_assign_step', instance_id=instance.id, step_id=step.id) elif step.order == 6: # مرحله ششم - گزارش نصب return redirect('installations:installation_report_step', instance_id=instance.id, step_id=step.id) elif step.order == 7: # مرحله هفتم - فاکتور نهایی return redirect('invoices:final_invoice_step', instance_id=instance.id, step_id=step.id) elif step.order == 8: # مرحله هشتم - تسویه حساب نهایی return redirect('invoices:final_settlement_step', instance_id=instance.id, step_id=step.id) elif step.order == 9: # مرحله نهم - گواهی نهایی return redirect('certificates:certificate_step', instance_id=instance.id, step_id=step.id) # برای سایر مراحل، template عمومی نمایش داده می‌شود step_instance = instance.step_instances.filter(step=step).first() # Navigation logic previous_step = instance.process.steps.filter(order__lt=step.order).last() next_step = instance.process.steps.filter(order__gt=step.order).first() return render(request, 'processes/step_detail.html', { 'instance': instance, 'step': step, 'step_instance': step_instance, 'previous_step': previous_step, 'next_step': next_step, }) @login_required def instance_steps(request, instance_id): """هدایت به مرحله فعلی instance""" # Enforce scoped access to prevent URL tampering instance = get_scoped_instance_or_404(request, instance_id) if not instance.current_step: # اگر مرحله فعلی تعریف نشده، به اولین مرحله برو first_step = instance.process.steps.first() if first_step: instance.current_step = first_step instance.save() return redirect('processes:step_detail', instance_id=instance.id, step_id=first_step.id) else: messages.error(request, 'هیچ مرحله‌ای برای این فرآیند تعریف نشده است.') return redirect('processes:request_list') # If completed, go to summary instead of steps if instance.status == 'completed': return redirect('processes:instance_summary', instance_id=instance.id) return redirect('processes:step_detail', instance_id=instance.id, step_id=instance.current_step.id) @login_required def instance_summary(request, instance_id): """نمای خلاصهٔ فقط‌خواندنی برای درخواست‌های تکمیل‌شده.""" # Enforce scoped access to prevent URL tampering instance = get_scoped_instance_or_404(request, instance_id) instance = get_object_or_404(ProcessInstance.objects.select_related('well', 'representative'), id=instance_id) # Only show for completed requests; otherwise route to steps if instance.status != 'completed': return redirect('processes:instance_steps', instance_id=instance.id) # Collect final invoice, payments, and certificate if any from invoices.models import Invoice from installations.models import InstallationReport from certificates.models import CertificateInstance invoice = Invoice.objects.filter(process_instance=instance).first() payments = invoice.payments.filter(is_deleted=False).all() if invoice else [] latest_report = InstallationReport.objects.filter(assignment__process_instance=instance).order_by('-created').first() certificate = CertificateInstance.objects.filter(process_instance=instance).order_by('-created').first() # Build rows like final invoice step rows = [] if invoice: items_qs = invoice.items.select_related('item').filter(is_deleted=False).all() rows = list(items_qs) return render(request, 'processes/instance_summary.html', { 'instance': instance, 'invoice': invoice, 'payments': payments, 'rows': rows, 'latest_report': latest_report, 'certificate': certificate, }) def format_date_jalali(date_obj): """Convert date to Jalali format without time""" if not date_obj: return "" try: # If it's a datetime, get just the date part if hasattr(date_obj, 'date'): date_obj = date_obj.date() return persian_converter3(date_obj) except Exception: return "" def format_datetime_jalali(datetime_obj): """Convert datetime to Jalali format without time""" if not datetime_obj: return "" try: # Get just the date part date_part = datetime_obj.date() if hasattr(datetime_obj, 'date') else datetime_obj return persian_converter3(date_part) except Exception: return "" @login_required def export_requests_excel(request): """Export filtered requests to Excel""" # Get the same queryset as request_list view (with filters) instances = ProcessInstance.objects.select_related( 'process', 'current_step', 'representative', 'well', 'well__county', 'well__affairs' ).prefetch_related('step_instances') # Apply scoping instances = scope_instances_queryset(request.user, instances) # Apply filters (same logic as request_list view) filter_status = request.GET.get('status', '').strip() if filter_status: instances = instances.filter(status=filter_status) filter_affairs = request.GET.get('affairs', '').strip() if filter_affairs and filter_affairs.isdigit(): instances = instances.filter(well__affairs_id=filter_affairs) filter_broker = request.GET.get('broker', '').strip() if filter_broker and filter_broker.isdigit(): instances = instances.filter(well__broker_id=filter_broker) filter_step = request.GET.get('step', '').strip() if filter_step and filter_step.isdigit(): instances = instances.filter(current_step_id=filter_step) # Get installation data assignment_ids = list(instances.values_list('id', flat=True)) assignments_map = {} reports_map = {} installers_map = {} if assignment_ids: assignments = InstallationAssignment.objects.filter( process_instance_id__in=assignment_ids ).select_related('process_instance', 'installer') assignments_map = {a.process_instance_id: a.scheduled_date for a in assignments} installers_map = {a.process_instance_id: a.installer for a in assignments} reports = InstallationReport.objects.filter( assignment__process_instance_id__in=assignment_ids ).select_related('assignment') reports_map = {r.assignment.process_instance_id: r for r in reports} # Get quotes and payments data from invoices.models import Quote, Payment, Invoice quotes_map = {} payments_map = {} settlement_dates_map = {} approval_dates_map = {} approval_users_map = {} if assignment_ids: # Get quotes quotes = Quote.objects.filter( process_instance_id__in=assignment_ids ).select_related('process_instance') quotes_map = {q.process_instance_id: q for q in quotes} # Get payments with reference numbers payments = Payment.objects.filter( invoice__process_instance_id__in=assignment_ids, is_deleted=False ).select_related('invoice__process_instance').order_by('created') for payment in payments: if payment.invoice.process_instance_id not in payments_map: payments_map[payment.invoice.process_instance_id] = [] payments_map[payment.invoice.process_instance_id].append(payment) # Get final invoices to check settlement dates invoices = Invoice.objects.filter( process_instance_id__in=assignment_ids ).select_related('process_instance') for invoice in invoices: if invoice.remaining_amount == 0: # Fully settled # Find the last payment date for this invoice last_payment = Payment.objects.filter( invoice__process_instance=invoice.process_instance, is_deleted=False ).order_by('-created').first() if last_payment: settlement_dates_map[invoice.process_instance_id] = last_payment.created # Get installation approval data from processes.models import StepInstance, StepApproval installation_steps = StepInstance.objects.filter( process_instance_id__in=assignment_ids, step__slug='installation_report', # Assuming this is the slug for installation step status='completed' ).select_related('process_instance') for step_instance in installation_steps: # Get the approval that completed this step approval = StepApproval.objects.filter( step_instance=step_instance, decision='approved', is_deleted=False ).select_related('approved_by').order_by('-created').first() if approval: approval_dates_map[step_instance.process_instance_id] = approval.created approval_users_map[step_instance.process_instance_id] = approval.approved_by # Calculate progress and installation data instances_with_progress = [] for instance in instances: total_steps = instance.process.steps.count() completed_steps = instance.step_instances.filter(status='completed').count() progress_percentage = (completed_steps / total_steps * 100) if total_steps > 0 else 0 sched_date = assignments_map.get(instance.id) overdue_days = 0 reference_date = None if sched_date: try: report = reports_map.get(instance.id) if report and report.visited_date: reference_date = report.visited_date else: try: reference_date = timezone.localdate() except Exception: from datetime import date as _date reference_date = _date.today() if reference_date > sched_date: overdue_days = (reference_date - sched_date).days except Exception: overdue_days = 0 installation_scheduled_date = reference_date if reference_date and reference_date > sched_date else sched_date instances_with_progress.append({ 'instance': instance, 'progress_percentage': round(progress_percentage), 'completed_steps': completed_steps, 'total_steps': total_steps, 'installation_scheduled_date': installation_scheduled_date, 'installation_overdue_days': overdue_days, }) # Create Excel workbook wb = openpyxl.Workbook() ws = wb.active ws.title = "لیست درخواست‌ها" # Set RTL (Right-to-Left) direction ws.sheet_view.rightToLeft = True # Define column headers headers = [ 'شناسه', 'تاریخ ایجاد درخواست', 'نام نماینده', 'نام خانوادگی نماینده', 'کد ملی نماینده', 'نام شرکت', 'شناسه شرکت', 'سریال کنتور', 'سریال کنتور جدید', 'شماره اشتراک آب', 'شماره اشتراک برق', 'قدرت چاه', 'شماره تماس ۱', 'شماره تماس ۲', 'آدرس', 'مبلغ پیش‌فاکتور', 'تاریخ واریزی‌ها و کدهای رهگیری', 'تاریخ مراجعه نصاب', 'تاخیر نصاب', 'نام نصاب', 'تاریخ تایید نصب توسط مدیر', 'نام تایید کننده نصب', 'تاریخ تسویه' ] # Write headers for col, header in enumerate(headers, 1): cell = ws.cell(row=1, column=col, value=header) cell.font = Font(bold=True) cell.alignment = Alignment(horizontal='center') cell.fill = PatternFill(start_color="CCCCCC", end_color="CCCCCC", fill_type="solid") # Write data rows for row_num, item in enumerate(instances_with_progress, 2): instance = item['instance'] # Get representative info rep_first_name = "" rep_last_name = "" rep_national_code = "" rep_phone_1 = "" rep_phone_2 = "" rep_address = "" company_name = "" company_national_id = "" if instance.representative: rep_first_name = instance.representative.first_name or "" rep_last_name = instance.representative.last_name or "" if hasattr(instance.representative, 'profile') and instance.representative.profile: profile = instance.representative.profile rep_national_code = profile.national_code or "" rep_phone_1 = profile.phone_number_1 or "" rep_phone_2 = profile.phone_number_2 or "" rep_address = profile.address or "" if profile.user_type == 'legal': company_name = profile.company_name or "" company_national_id = profile.company_national_id or "" # Get well info water_subscription = "" electricity_subscription = "" well_power = "" old_meter_serial = "" if instance.well: water_subscription = instance.well.water_subscription_number or "" electricity_subscription = instance.well.electricity_subscription_number or "" well_power = str(instance.well.well_power) if instance.well.well_power else "" old_meter_serial = instance.well.water_meter_serial_number or "" # Get new meter serial from installation report new_meter_serial = "" installer_visit_date = "" report = reports_map.get(instance.id) if report: new_meter_serial = report.new_water_meter_serial or "" installer_visit_date = format_date_jalali(report.visited_date) # Get quote amount quote_amount = "" quote = quotes_map.get(instance.id) if quote: quote_amount = str(quote.final_amount) if quote.final_amount else "" # Get payments info payments_info = "" payments = payments_map.get(instance.id, []) if payments: payment_strings = [] for payment in payments: date_str = format_datetime_jalali(payment.created) reference_number = payment.reference_number or "بدون کد" payment_strings.append(f"{date_str} - {reference_number}") payments_info = " | ".join(payment_strings) # Get installer name installer_name = "" installer = installers_map.get(instance.id) if installer: installer_name = installer.get_full_name() or str(installer) # Get overdue days overdue_days = "" if item['installation_overdue_days'] and item['installation_overdue_days'] > 0: overdue_days = str(item['installation_overdue_days']) # Get approval info approval_date = "" approval_user = "" approval_date_obj = approval_dates_map.get(instance.id) approval_user_obj = approval_users_map.get(instance.id) if approval_date_obj: approval_date = format_datetime_jalali(approval_date_obj) if approval_user_obj: approval_user = approval_user_obj.get_full_name() or str(approval_user_obj) # Get settlement date settlement_date = "" settlement_date_obj = settlement_dates_map.get(instance.id) if settlement_date_obj: settlement_date = format_datetime_jalali(settlement_date_obj) row_data = [ instance.code, # شناسه format_datetime_jalali(instance.created), # تاریخ ایجاد درخواست rep_first_name, # نام نماینده rep_last_name, # نام خانوادگی نماینده rep_national_code, # کد ملی نماینده company_name, # نام شرکت company_national_id, # شناسه شرکت old_meter_serial, # سریال کنتور new_meter_serial, # سریال کنتور جدید water_subscription, # شماره اشتراک آب electricity_subscription, # شماره اشتراک برق well_power, # قدرت چاه rep_phone_1, # شماره تماس ۱ rep_phone_2, # شماره تماس ۲ rep_address, # آدرس quote_amount, # مبلغ پیش‌فاکتور payments_info, # تاریخ واریزی‌ها و کدهای رهگیری installer_visit_date, # تاریخ مراجعه نصاب overdue_days, # تاخیر نصاب installer_name, # نام نصاب approval_date, # تاریخ تایید نصب توسط مدیر approval_user, # نام تایید کننده نصب settlement_date # تاریخ تسویه ] for col, value in enumerate(row_data, 1): cell = ws.cell(row=row_num, column=col, value=value) # Set right alignment for Persian text cell.alignment = Alignment(horizontal='right') # Auto-adjust column widths for col in range(1, len(headers) + 1): column_letter = get_column_letter(col) max_length = 0 for row in ws[column_letter]: try: if len(str(row.value)) > max_length: max_length = len(str(row.value)) except: pass adjusted_width = min(max_length + 2, 50) ws.column_dimensions[column_letter].width = adjusted_width # Prepare response response = HttpResponse( content_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' ) # Generate filename with current date current_date = datetime.now().strftime('%Y%m%d_%H%M') filename = f'requests_export_{current_date}.xlsx' response['Content-Disposition'] = f'attachment; filename="{filename}"' # Save workbook to response wb.save(response) return response