diff --git a/core/__pycache__/urls.cpython-311.pyc b/core/__pycache__/urls.cpython-311.pyc index 418c669..ef01a17 100644 Binary files a/core/__pycache__/urls.cpython-311.pyc and b/core/__pycache__/urls.cpython-311.pyc differ diff --git a/core/__pycache__/utils.cpython-311.pyc b/core/__pycache__/utils.cpython-311.pyc new file mode 100644 index 0000000..f1acd99 Binary files /dev/null and b/core/__pycache__/utils.cpython-311.pyc differ diff --git a/core/__pycache__/views.cpython-311.pyc b/core/__pycache__/views.cpython-311.pyc index fd3d528..38ddb91 100644 Binary files a/core/__pycache__/views.cpython-311.pyc and b/core/__pycache__/views.cpython-311.pyc differ diff --git a/core/templates/base.html b/core/templates/base.html index fec2673..6d3a1cd 100644 --- a/core/templates/base.html +++ b/core/templates/base.html @@ -53,11 +53,11 @@
  • - + {% trans "Sales" %} -
    • @@ -187,6 +178,32 @@ {% if user.is_superuser or user.is_staff %} + + +
  • + + {% trans "Reports" %} + + + +
    • +
  • diff --git a/core/templates/core/customer_payment_receipt.html b/core/templates/core/customer_payment_receipt.html index 2113e28..51b5349 100644 --- a/core/templates/core/customer_payment_receipt.html +++ b/core/templates/core/customer_payment_receipt.html @@ -116,6 +116,15 @@ font-weight: 700; margin-top: 5px; } + .amount-in-words { + text-align: center; + margin-top: 15px; + font-style: italic; + color: #666; + font-size: 14px; + border-top: 1px solid #eee; + padding-top: 10px; + } .footer { text-align: center; margin-top: 40px; @@ -212,10 +221,14 @@
    {{ settings.currency_symbol }}{{ payment.amount|floatformat:3 }}
    +
    + {% trans "Amount in Words" %}: {{ amount_in_words }} +
    +

    {% trans "Thank you for your business!" %}

    {{ settings.business_name }} © {% now "Y" %}

    - + \ No newline at end of file diff --git a/core/templates/core/customer_statement.html b/core/templates/core/customer_statement.html new file mode 100644 index 0000000..ffa8b0a --- /dev/null +++ b/core/templates/core/customer_statement.html @@ -0,0 +1,165 @@ +{% extends 'base.html' %} +{% load i18n %} + +{% block title %}{% trans "Customer Statement" %} | {{ site_settings.business_name }}{% endblock %} + +{% block content %} +
    +
    +
    +

    {% trans "Customer Statement" %}

    +

    {% trans "View transaction history and balance for customers." %}

    +
    +
    + +
    +
    + + +
    +
    +
    + + +
    +
    + + +
    +
    + + +
    +
    + +
    +
    +
    + + {% if customer %} +
    +
    +
    +
    +
    + {% if settings.logo %} + Logo + {% endif %} +

    {{ settings.business_name }}

    +

    {{ settings.address }}

    +

    {{ settings.phone }} | {{ settings.email }}

    +
    +
    +

    {% trans "STATEMENT" %}

    +

    {% trans "Date" %}: {% now "Y-m-d" %}

    + {% if start_date or end_date %} +

    + {% if start_date %}{% trans "From" %}: {{ start_date }}{% endif %} + {% if end_date %} {% trans "To" %}: {{ end_date }}{% endif %} +

    + {% endif %} +
    +
    +
    +
    +
    +
    {% trans "Bill To" %}
    +
    {{ customer.name }}
    +

    {{ customer.address }}

    +

    {{ customer.phone }}

    +
    +
    +
    + +
    + + + + + + + + + + + + + {% if opening_balance != 0 or start_date %} + + + + + + + + {% endif %} + + {% for item in statement_data %} + + + + + + + + + {% empty %} + + + + {% endfor %} + + + + + + + +
    {% trans "Date" %}{% trans "Transaction" %}{% trans "Reference" %}{% trans "Debit" %} (+){% trans "Credit" %} (-){% trans "Balance" %}
    {{ start_date|default:"---" }}{% trans "Opening Balance" %}{% if opening_balance > 0 %}{{ settings.currency_symbol }}{{ opening_balance|floatformat:settings.decimal_places }}{% endif %}{% if opening_balance < 0 %}{{ settings.currency_symbol }}{{ opening_balance_abs|floatformat:settings.decimal_places }}{% endif %}{{ settings.currency_symbol }}{{ opening_balance|floatformat:settings.decimal_places }}
    {{ item.date|date:"Y-m-d" }}{{ item.type }}{{ item.reference }} + {% if item.debit > 0 %} + {{ settings.currency_symbol }}{{ item.debit|floatformat:settings.decimal_places }} + {% else %}-{% endif %} + + {% if item.credit > 0 %} + {{ settings.currency_symbol }}{{ item.credit|floatformat:settings.decimal_places }} + {% else %}-{% endif %} + {{ settings.currency_symbol }}{{ item.balance|floatformat:settings.decimal_places }}
    {% trans "No transactions found for the selected period." %}
    {% trans "Closing Balance" %} + {% with last=statement_data|last %} + {{ settings.currency_symbol }}{{ last.balance|default:opening_balance|floatformat:settings.decimal_places }} + {% endwith %} +
    +
    +
    +
    + {% else %} +
    +
    + +
    +

    {% trans "Select a Customer" %}

    +

    {% trans "Please select a customer and date range to view their statement." %}

    +
    + {% endif %} +
    + + +{% endblock %} diff --git a/core/templates/core/invoice_detail.html b/core/templates/core/invoice_detail.html index 9cd927a..ad255a6 100644 --- a/core/templates/core/invoice_detail.html +++ b/core/templates/core/invoice_detail.html @@ -168,6 +168,14 @@ + +
    +
    +
    {% trans "Amount in Words" %} / المبلغ بالحروف
    +
    {{ amount_in_words }}
    +
    +
    + {% if sale.payments.exists %}
    diff --git a/core/templates/core/invoice_edit.html b/core/templates/core/invoice_edit.html index b67a66d..d9f900c 100644 --- a/core/templates/core/invoice_edit.html +++ b/core/templates/core/invoice_edit.html @@ -251,7 +251,7 @@ this.cart.splice(index, 1); }, saveSale() { - this.isProcessing = true; + this.isProcessing = true; if (!this.customerId && this.paymentType !== 'cash') { alert('{% trans "Credit or Partial payments are not allowed for Guest customers." %}'); this.isProcessing = false; return; } let actualPaidAmount = 0; if (this.paymentType === 'cash') { diff --git a/core/templates/core/invoices.html b/core/templates/core/invoices.html index 648c046..e9f57ad 100644 --- a/core/templates/core/invoices.html +++ b/core/templates/core/invoices.html @@ -106,6 +106,11 @@
    + {% if sale.status == 'paid' %} + + + + {% endif %} diff --git a/core/templates/core/pos.html b/core/templates/core/pos.html index d5f84be..be555d4 100644 --- a/core/templates/core/pos.html +++ b/core/templates/core/pos.html @@ -345,7 +345,7 @@
    - +
    {% for method in payment_methods %}
    @@ -637,7 +637,7 @@ selectPaymentMethod(firstBtn, firstBtn.dataset.id); } - const paymentModal = new bootstrap.Modal(document.getElementById('paymentModal')); + selectPaymentType('cash'); const paymentModal = new bootstrap.Modal(document.getElementById('paymentModal')); paymentModal.show(); } @@ -692,7 +692,7 @@ calculateBalance(); } - function selectPaymentMethod(btn, id) { + let currentPaymentType = 'cash'; function selectPaymentType(type) { const customerId = document.getElementById('customerSelect').value; if (type === 'credit' && !customerId) { alert('{% trans "Credit sales are not allowed for Walking Customers. Please select a customer." %}'); return; } currentPaymentType = type; document.getElementById('typeCashBtn').classList.toggle('active', type === 'cash'); document.getElementById('typeCashBtn').classList.toggle('btn-primary', type === 'cash'); document.getElementById('typeCashBtn').classList.toggle('btn-outline-primary', type !== 'cash'); document.getElementById('typeCreditBtn').classList.toggle('active', type === 'credit'); document.getElementById('typeCreditBtn').classList.toggle('btn-primary', type === 'credit'); document.getElementById('typeCreditBtn').classList.toggle('btn-outline-primary', type !== 'credit'); const isCredit = type === 'credit'; document.getElementById('cashReceivedInput').disabled = isCredit; document.getElementById('paymentMethodButtons').querySelectorAll('button').forEach(btn => btn.disabled = isCredit); if (isCredit) { document.getElementById('cashReceivedInput').value = 0; calculateBalance(); } else { setExactAmount(); } } function selectPaymentMethod(btn, id) { document.querySelectorAll('.payment-method-btn').forEach(b => b.classList.remove('active')); btn.classList.add('active'); selectedPaymentMethodId = id; @@ -757,13 +757,13 @@ const data = { customer_id: document.getElementById('customerSelect').value, - payment_method_id: selectedPaymentMethodId, + payment_method_id: currentPaymentType === 'cash' ? selectedPaymentMethodId : null, items: cart, total_amount: totalAmount, - paid_amount: totalAmount, + paid_amount: currentPaymentType === 'cash' ? totalAmount : 0, discount: discount, loyalty_points_redeemed: loyaltyRedeem, - payment_type: 'cash' + payment_type: currentPaymentType }; fetch('{% url "create_sale_api" %}', { diff --git a/core/templates/core/purchase_detail.html b/core/templates/core/purchase_detail.html index ac0c522..149e2b6 100644 --- a/core/templates/core/purchase_detail.html +++ b/core/templates/core/purchase_detail.html @@ -154,6 +154,14 @@
    + +
    +
    +
    {% trans "Amount in Words" %} / المبلغ بالحروف
    +
    {{ amount_in_words }}
    +
    +
    + {% if purchase.payments.exists %}
    diff --git a/core/templates/core/quotation_detail.html b/core/templates/core/quotation_detail.html index 11abd4a..b92dfcc 100644 --- a/core/templates/core/quotation_detail.html +++ b/core/templates/core/quotation_detail.html @@ -178,6 +178,14 @@
    + +
    +
    +
    {% trans "Amount in Words" %} / المبلغ بالحروف
    +
    {{ amount_in_words }}
    +
    +
    +
    {% trans "Terms and Conditions" %} / الشروط والأحكام
    diff --git a/core/templates/core/sale_receipt.html b/core/templates/core/sale_receipt.html new file mode 100644 index 0000000..01e2108 --- /dev/null +++ b/core/templates/core/sale_receipt.html @@ -0,0 +1,235 @@ +{% load i18n static %} + + + + + {% trans "Payment Receipt" %} #{{ sale.invoice_number|default:sale.id }} + + + +
    + + {% trans "Back to Invoices" %} +
    + +
    +
    +
    + {% if settings.logo %} + Logo + {% endif %} +

    {{ settings.business_name }}

    +

    {{ settings.address|linebreaksbr }}

    +

    {% trans "Phone" %}: {{ settings.phone }}

    + {% if settings.vat_number %} +

    {% trans "VAT No" %}: {{ settings.vat_number }}

    + {% endif %} +
    +
    +

    {% trans "Payment Receipt" %}

    +
    +

    {% trans "Invoice #" %}: {{ sale.invoice_number|default:sale.id }}

    +

    {% trans "Date" %}: {{ sale.created_at|date:"Y-m-d" }}

    +
    +
    +
    + +
    +
    +

    {% trans "Received From" %}

    +

    {{ sale.customer.name|default:"Guest" }}

    + {% if sale.customer.phone %} +

    {{ sale.customer.phone }}

    + {% endif %} +
    +
    +

    {% trans "Status" %}

    +

    {% trans "Paid In Full" %}

    +

    {% trans "Total Invoice" %}: {{ settings.currency_symbol }}{{ sale.total_amount|floatformat:3 }}

    +
    +
    + +
    +
    + {% trans "Payment Type" %} + {{ sale.get_payment_type_display }} +
    +
    + {% trans "Transaction Status" %} + {% trans "Settled" %} +
    +
    + {% trans "Sold By" %} + {{ sale.created_by.get_full_name|default:sale.created_by.username }} +
    + {% if sale.notes %} +
    + {% trans "Notes" %} + {{ sale.notes }} +
    + {% endif %} +
    + +
    +

    {% trans "Total Amount Received" %}

    +
    {{ settings.currency_symbol }}{{ sale.total_amount|floatformat:3 }}
    +
    + +
    + {% trans "Amount in Words" %}: {{ amount_in_words }} +
    + +
    +

    {% trans "Thank you for your business!" %}

    +

    {{ settings.business_name }} © {% now "Y" %}

    +
    +
    + + \ No newline at end of file diff --git a/core/templates/core/supplier_statement.html b/core/templates/core/supplier_statement.html new file mode 100644 index 0000000..3cf87fa --- /dev/null +++ b/core/templates/core/supplier_statement.html @@ -0,0 +1,164 @@ +{% extends 'base.html' %} +{% load i18n %} + +{% block title %}{% trans "Supplier Statement" %} | {{ site_settings.business_name }}{% endblock %} + +{% block content %} +
    +
    +
    +

    {% trans "Supplier Statement" %}

    +

    {% trans "View transaction history and balance for suppliers." %}

    +
    +
    + +
    +
    + + +
    +
    +
    + + +
    +
    + + +
    +
    + + +
    +
    + +
    +
    +
    + + {% if supplier %} +
    +
    +
    +
    +
    + {% if settings.logo %} + Logo + {% endif %} +

    {{ settings.business_name }}

    +

    {{ settings.address }}

    +

    {{ settings.phone }} | {{ settings.email }}

    +
    +
    +

    {% trans "SUPPLIER STATEMENT" %}

    +

    {% trans "Date" %}: {% now "Y-m-d" %}

    + {% if start_date or end_date %} +

    + {% if start_date %}{% trans "From" %}: {{ start_date }}{% endif %} + {% if end_date %} {% trans "To" %}: {{ end_date }}{% endif %} +

    + {% endif %} +
    +
    +
    +
    +
    +
    {% trans "Supplier" %}
    +
    {{ supplier.name }}
    +

    {{ supplier.phone }}

    +
    +
    +
    + +
    + + + + + + + + + + + + + {% if opening_balance != 0 or start_date %} + + + + + + + + {% endif %} + + {% for item in statement_data %} + + + + + + + + + {% empty %} + + + + {% endfor %} + + + + + + + +
    {% trans "Date" %}{% trans "Transaction" %}{% trans "Reference" %}{% trans "Debit" %} (+){% trans "Credit" %} (-){% trans "Balance" %}
    {{ start_date|default:"---" }}{% trans "Opening Balance" %}{% if opening_balance > 0 %}{{ settings.currency_symbol }}{{ opening_balance|floatformat:settings.decimal_places }}{% endif %}{% if opening_balance < 0 %}{{ settings.currency_symbol }}{{ opening_balance_abs|floatformat:settings.decimal_places }}{% endif %}{{ settings.currency_symbol }}{{ opening_balance|floatformat:settings.decimal_places }}
    {{ item.date|date:"Y-m-d" }}{{ item.type }}{{ item.reference }} + {% if item.debit > 0 %} + {{ settings.currency_symbol }}{{ item.debit|floatformat:settings.decimal_places }} + {% else %}-{% endif %} + + {% if item.credit > 0 %} + {{ settings.currency_symbol }}{{ item.credit|floatformat:settings.decimal_places }} + {% else %}-{% endif %} + {{ settings.currency_symbol }}{{ item.balance|floatformat:settings.decimal_places }}
    {% trans "No transactions found for the selected period." %}
    {% trans "Closing Balance" %} + {% with last=statement_data|last %} + {{ settings.currency_symbol }}{{ last.balance|default:opening_balance|floatformat:settings.decimal_places }} + {% endwith %} +
    +
    +
    +
    + {% else %} +
    +
    + +
    +

    {% trans "Select a Supplier" %}

    +

    {% trans "Please select a supplier and date range to view their statement." %}

    +
    + {% endif %} +
    + + +{% endblock %} diff --git a/core/urls.py b/core/urls.py index 4511836..02b091a 100644 --- a/core/urls.py +++ b/core/urls.py @@ -9,6 +9,8 @@ urlpatterns = [ path('suppliers/', views.suppliers, name='suppliers'), path('purchases/', views.purchases, name='purchases'), path('reports/', views.reports, name='reports'), + path('reports/customer-statement/', views.customer_statement, name='customer_statement'), + path('reports/supplier-statement/', views.supplier_statement, name='supplier_statement'), path('settings/', views.settings_view, name='settings'), path('profile/', views.profile_view, name='profile'), path('users/', views.user_management, name='user_management'), @@ -22,6 +24,7 @@ urlpatterns = [ path('invoices/delete//', views.delete_sale, name='delete_sale'), path('invoices/payments/', views.customer_payments, name='customer_payments'), path('invoices/receipt//', views.customer_payment_receipt, name='customer_payment_receipt'), + path('invoices/sale-receipt//', views.sale_receipt, name='sale_receipt'), path("invoices/edit//", views.edit_invoice, name="edit_invoice"), # Quotations diff --git a/core/utils.py b/core/utils.py new file mode 100644 index 0000000..789cdb9 --- /dev/null +++ b/core/utils.py @@ -0,0 +1,64 @@ +def number_to_words_en(number): + """ + Converts a number to English words. + Handles decimals up to 3 places (common for some currencies). + """ + if number == 0: + return "Zero" + + units = ["", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", + "Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen", "Nineteen"] + tens = ["", "", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety"] + thousands = ["", "Thousand", "Million", "Billion"] + + def _convert_less_than_thousand(num): + res = "" + if num >= 100: + res += units[num // 100] + " Hundred " + num %= 100 + if num >= 20: + res += tens[num // 10] + " " + num %= 10 + if num > 0: + res += units[num] + return res.strip() + + # Split into integer and fractional parts + parts = str(float(number)).split('.') + integer_part = int(parts[0]) + fractional_part = int(parts[1]) if len(parts) > 1 else 0 + + # Convert integer part + res = "" + if integer_part == 0: + res = "Zero" + else: + idx = 0 + while integer_part > 0: + if integer_part % 1000 != 0: + res = _convert_less_than_thousand(integer_part % 1000) + " " + thousands[idx] + " " + res + integer_part //= 1000 + idx += 1 + + words = res.strip() + + # Convert fractional part (e.g., for 0.125 -> 125/1000) + if fractional_part > 0: + # Standard way is often "and X/100" or "and X cents" + # We'll just append "and X/1000" or similar based on length + frac_str = parts[1] + denom = 10 ** len(frac_str) + words += f" and {fractional_part}/{denom}" + + return words + +def number_to_words_ar(number): + """ + A very basic Arabic number to words converter. + For a production system, a library like 'num2words' with lang='ar' is highly recommended. + """ + # This is a placeholder for Arabic. For now, we'll return the English version or just a simplified one. + # Since writing a full Arabic number-to-words engine is complex, I'll stick to a simpler implementation + # if I can, or just use English for both if not specified. + # However, I'll try to provide a basic one if possible. + return number_to_words_en(number) # Fallback to EN for now to ensure it works. diff --git a/core/views.py b/core/views.py index d88a0b6..966ba7b 100644 --- a/core/views.py +++ b/core/views.py @@ -1,3 +1,5 @@ +from django.utils.translation import gettext_lazy as _ +from .utils import number_to_words_en from django.core.paginator import Paginator import decimal from django.contrib.auth.models import User, Group, Permission @@ -171,7 +173,11 @@ def purchase_create(request): def purchase_detail(request, pk): purchase = get_object_or_404(Purchase, pk=pk) settings = SystemSetting.objects.first() - return render(request, 'core/purchase_detail.html', {'purchase': purchase, 'settings': settings}) + return render(request, 'core/purchase_detail.html', { + 'purchase': purchase, + 'settings': settings, + 'amount_in_words': number_to_words_en(purchase.total_amount) + }) @csrf_exempt @login_required @@ -334,7 +340,11 @@ def invoice_create(request): def invoice_detail(request, pk): sale = get_object_or_404(Sale, pk=pk) settings = SystemSetting.objects.first() - return render(request, 'core/invoice_detail.html', {'sale': sale, 'settings': settings}) + return render(request, 'core/invoice_detail.html', { + 'sale': sale, + 'settings': settings, + 'amount_in_words': number_to_words_en(sale.total_amount) + }) @login_required def edit_invoice(request, pk): @@ -367,6 +377,7 @@ def edit_invoice(request, pk): 'payment_method_id': payment_method_id }) +@csrf_exempt def create_sale_api(request): if request.method == 'POST': try: @@ -389,6 +400,9 @@ def create_sale_api(request): if customer_id: customer = Customer.objects.get(id=customer_id) + if not customer and payment_type != 'cash': + return JsonResponse({'success': False, 'error': _('Credit or Partial payments are not allowed for Guest customers.')}, status=400) + settings = SystemSetting.objects.first() if not settings: settings = SystemSetting.objects.create() @@ -572,7 +586,11 @@ def quotation_create(request): def quotation_detail(request, pk): quotation = get_object_or_404(Quotation, pk=pk) settings = SystemSetting.objects.first() - return render(request, 'core/quotation_detail.html', {'quotation': quotation, 'settings': settings}) + return render(request, 'core/quotation_detail.html', { + 'quotation': quotation, + 'settings': settings, + 'amount_in_words': number_to_words_en(quotation.total_amount) + }) @csrf_exempt @login_required @@ -691,7 +709,11 @@ def sale_return_create(request): def sale_return_detail(request, pk): sale_return = get_object_or_404(SaleReturn, pk=pk) settings = SystemSetting.objects.first() - return render(request, 'core/sale_return_detail.html', {'sale_return': sale_return, 'settings': settings}) + return render(request, 'core/sale_return_detail.html', { + 'sale_return': sale_return, + 'settings': settings, + 'amount_in_words': number_to_words_en(sale_return.total_amount) + }) @csrf_exempt @login_required @@ -777,7 +799,11 @@ def purchase_return_create(request): def purchase_return_detail(request, pk): purchase_return = get_object_or_404(PurchaseReturn, pk=pk) settings = SystemSetting.objects.first() - return render(request, 'core/purchase_return_detail.html', {'purchase_return': purchase_return, 'settings': settings}) + return render(request, 'core/purchase_return_detail.html', { + 'purchase_return': purchase_return, + 'settings': settings, + 'amount_in_words': number_to_words_en(purchase_return.total_amount) + }) @csrf_exempt @login_required @@ -1728,6 +1754,7 @@ def expense_category_delete_view(request, pk): return redirect('expense_categories') @csrf_exempt @login_required +@csrf_exempt def update_sale_api(request, pk): if request.method == 'POST': try: @@ -1766,6 +1793,9 @@ def update_sale_api(request, pk): customer = None if customer_id: customer = Customer.objects.get(id=customer_id) + + if not customer and payment_type != 'cash': + return JsonResponse({'success': False, 'error': _('Credit or Partial payments are not allowed for Guest customers.')}, status=400) sale.customer = customer sale.invoice_number = invoice_number @@ -1901,6 +1931,19 @@ def customer_payments(request): }) @login_required +@login_required +def sale_receipt(request, pk): + """ + Printable receipt for a fully paid sale + """ + sale = get_object_or_404(Sale, pk=pk) + settings = SystemSetting.objects.first() + return render(request, "core/sale_receipt.html", { + "sale": sale, + "settings": settings, + "amount_in_words": number_to_words_en(sale.total_amount) + }) + def customer_payment_receipt(request, pk): """ Printable receipt for a customer payment @@ -1909,5 +1952,170 @@ def customer_payment_receipt(request, pk): settings = SystemSetting.objects.first() return render(request, "core/customer_payment_receipt.html", { "payment": payment, - "settings": settings + "settings": settings, + "amount_in_words": number_to_words_en(payment.amount) }) + +@login_required +def customer_statement(request): + """ + Generate a transaction statement for a specific customer. + """ + customers = Customer.objects.all().order_by('name') + customer_id = request.GET.get('customer') + start_date = request.GET.get('start_date') + end_date = request.GET.get('end_date') + + statement_data = [] + customer = None + opening_balance = 0 + + if customer_id: + customer = get_object_or_404(Customer, id=customer_id) + + # Calculate opening balance before start_date + if start_date: + sales_before = Sale.objects.filter(customer=customer, created_at__date__lt=start_date).aggregate(total=Sum('total_amount'))['total'] or 0 + returns_before = SaleReturn.objects.filter(customer=customer, created_at__date__lt=start_date).aggregate(total=Sum('total_amount'))['total'] or 0 + payments_before = SalePayment.objects.filter(sale__customer=customer, payment_date__lt=start_date).aggregate(total=Sum('amount'))['total'] or 0 + opening_balance = float(sales_before) - float(returns_before) - float(payments_before) + + # Fetch transactions within range + sales = Sale.objects.filter(customer=customer) + returns = SaleReturn.objects.filter(customer=customer) + payments = SalePayment.objects.filter(sale__customer=customer) + + if start_date: + sales = sales.filter(created_at__date__gte=start_date) + returns = returns.filter(created_at__date__gte=start_date) + payments = payments.filter(payment_date__gte=start_date) + if end_date: + sales = sales.filter(created_at__date__lte=end_date) + returns = returns.filter(created_at__date__lte=end_date) + payments = payments.filter(payment_date__lte=end_date) + + for sale in sales: + statement_data.append({ + 'date': sale.created_at.date(), + 'type': _('Sale Invoice'), + 'reference': sale.invoice_number or f"#{sale.id}", + 'debit': float(sale.total_amount), + 'credit': 0, + }) + for ret in returns: + statement_data.append({ + 'date': ret.created_at.date(), + 'type': _('Sale Return'), + 'reference': ret.return_number or f"#{ret.id}", + 'debit': 0, + 'credit': float(ret.total_amount), + }) + for pay in payments: + statement_data.append({ + 'date': pay.payment_date, + 'type': _('Payment'), + 'reference': pay.notes or _('Payment Received'), + 'debit': 0, + 'credit': float(pay.amount), + }) + + statement_data.sort(key=lambda x: (x['date'], x['type'])) + + running_balance = opening_balance + for item in statement_data: + running_balance += item['debit'] - item['credit'] + item['balance'] = running_balance + + settings = SystemSetting.objects.first() + context = { + 'customers': customers, + 'customer': customer, + 'statement_data': statement_data, + 'opening_balance': opening_balance, 'opening_balance_abs': abs(opening_balance), + 'start_date': start_date, + 'end_date': end_date, + 'settings': settings + } + return render(request, 'core/customer_statement.html', context) + +@login_required +def supplier_statement(request): + """ + Generate a transaction statement for a specific supplier. + """ + suppliers = Supplier.objects.all().order_by('name') + supplier_id = request.GET.get('supplier') + start_date = request.GET.get('start_date') + end_date = request.GET.get('end_date') + + statement_data = [] + supplier = None + opening_balance = 0 + + if supplier_id: + supplier = get_object_or_404(Supplier, id=supplier_id) + + # Calculate opening balance before start_date + if start_date: + purchases_before = Purchase.objects.filter(supplier=supplier, created_at__date__lt=start_date).aggregate(total=Sum('total_amount'))['total'] or 0 + returns_before = PurchaseReturn.objects.filter(supplier=supplier, created_at__date__lt=start_date).aggregate(total=Sum('total_amount'))['total'] or 0 + payments_before = PurchasePayment.objects.filter(purchase__supplier=supplier, payment_date__lt=start_date).aggregate(total=Sum('amount'))['total'] or 0 + opening_balance = float(purchases_before) - float(returns_before) - float(payments_before) + + # Fetch transactions within range + purchases = Purchase.objects.filter(supplier=supplier) + returns = PurchaseReturn.objects.filter(supplier=supplier) + payments = PurchasePayment.objects.filter(purchase__supplier=supplier) + + if start_date: + purchases = purchases.filter(created_at__date__gte=start_date) + returns = returns.filter(created_at__date__gte=start_date) + payments = payments.filter(payment_date__gte=start_date) + if end_date: + purchases = purchases.filter(created_at__date__lte=end_date) + returns = returns.filter(created_at__date__lte=end_date) + payments = payments.filter(payment_date__lte=end_date) + + for purchase in purchases: + statement_data.append({ + 'date': purchase.created_at.date(), + 'type': _('Purchase Invoice'), + 'reference': purchase.invoice_number or f"#{purchase.id}", + 'debit': float(purchase.total_amount), + 'credit': 0, + }) + for ret in returns: + statement_data.append({ + 'date': ret.created_at.date(), + 'type': _('Purchase Return'), + 'reference': ret.return_number or f"#{ret.id}", + 'debit': 0, + 'credit': float(ret.total_amount), + }) + for pay in payments: + statement_data.append({ + 'date': pay.payment_date, + 'type': _('Payment'), + 'reference': pay.notes or _('Payment Sent'), + 'debit': 0, + 'credit': float(pay.amount), + }) + + statement_data.sort(key=lambda x: (x['date'], x['type'])) + + running_balance = opening_balance + for item in statement_data: + running_balance += item['debit'] - item['credit'] + item['balance'] = running_balance + + settings = SystemSetting.objects.first() + context = { + 'suppliers': suppliers, + 'supplier': supplier, + 'statement_data': statement_data, + 'opening_balance': opening_balance, 'opening_balance_abs': abs(opening_balance), + 'start_date': start_date, + 'end_date': end_date, + 'settings': settings + } + return render(request, 'core/supplier_statement.html', context)