update

inventory/admin.py

@@ -25,6 +25,7 @@ admin.site.register(models.Organization)
 admin.site.register(models.Representative)
 admin.site.register(models.CarTrim)
 admin.site.register(models.AdditionalServices)
+admin.site.register(models.Payment)
 
 @admin.register(models.CarMake)
 class CarMakeAdmin(admin.ModelAdmin):

inventory/forms.py

@@ -17,8 +17,9 @@ from .models import (
     CarLocation,
     Organization,
     Representative,
-SaleQuotationCar,
-AdditionalServices
+    Payment,
+    SaleQuotationCar,
+    AdditionalServices
 
 )
 from django.forms import ModelMultipleChoiceField
@@ -28,6 +29,10 @@ from django.forms import formset_factory
 
 
 
+class PaymentForm(forms.ModelForm):
+    class Meta:
+        model = Payment
+        fields = ['amount','payment_method', 'reference_number']
 
 class UserForm(forms.ModelForm):
     class Meta:

inventory/migrations/0014_payment_refund.py

@@ -0,0 +1,43 @@
+# Generated by Django 4.2.17 on 2024-12-24 13:56
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('inventory', '0013_salequotation_is_paid'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Payment',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('amount', models.DecimalField(decimal_places=2, max_digits=10, verbose_name='amount')),
+                ('payment_method', models.CharField(choices=[('cash', 'cash'), ('credit', 'credit'), ('transfer', 'transfer'), ('debit', 'debit'), ('SADAD', 'SADAD')], max_length=50, verbose_name='method')),
+                ('reference_number', models.CharField(blank=True, max_length=100, null=True, verbose_name='reference number')),
+                ('payment_date', models.DateField(auto_now_add=True, verbose_name='date')),
+                ('quotation', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='payments', to='inventory.salequotation')),
+            ],
+            options={
+                'verbose_name': 'payment',
+                'verbose_name_plural': 'payments',
+            },
+        ),
+        migrations.CreateModel(
+            name='Refund',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('amount', models.DecimalField(decimal_places=2, max_digits=10, verbose_name='amount')),
+                ('reason', models.TextField(blank=True, verbose_name='reason')),
+                ('refund_date', models.DateField(auto_now_add=True, verbose_name='refund date')),
+                ('payment', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='refund', to='inventory.payment')),
+            ],
+            options={
+                'verbose_name': 'refund',
+                'verbose_name_plural': 'refunds',
+            },
+        ),
+    ]

inventory/migrations/0015_alter_salequotation_payment_id.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.17 on 2024-12-24 14:26
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('inventory', '0014_payment_refund'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='salequotation',
+            name='payment_id',
+            field=models.CharField(blank=True, max_length=255, null=True, verbose_name='Payment ID'),
+        ),
+    ]

inventory/models.py

@@ -675,7 +675,7 @@ class SaleQuotation(models.Model):
     updated_at = models.DateTimeField(auto_now=True, verbose_name=_("Updated At"))
     
     posted = models.BooleanField(default=False)
-    payment_id = models.CharField(max_length=10, null=True, blank=True, verbose_name=_("Payment ID"))
+    payment_id = models.CharField(max_length=255, null=True, blank=True, verbose_name=_("Payment ID"))
     is_paid = models.BooleanField(default=False)
     date_draft = models.DateTimeField(null=True, blank=True, verbose_name=_('Draft Date'))
     date_in_review = models.DateTimeField(null=True, blank=True, verbose_name=_('In Review Date'))
@@ -838,7 +838,7 @@ class Payment(models.Model):
         verbose_name_plural = _("payments")
 
     def __str__(self):
-        return f"Payment of {self.amount} on {self.date} for {self.order}"
+        return f"Payment of {self.amount} on {self.payment_date} for {self.quotation}"
 
 
 class Refund(models.Model):

inventory/signals.py

@@ -92,7 +92,8 @@ def create_ledger_entity(sender, instance, created, **kwargs):
                         activate_accounts=True, coa_model=default_coa
                     )
                     print(f"Ledger entity created for Dealer: {instance.name}")
-
+        except Exception as e:
+            print(f"Failed to create Ledger entity for Dealer: {instance.name}. Error: {e}")
         # entity.create_account(
         #     coa_model=coa,
         #     code=1010,

inventory/urls.py

@@ -82,6 +82,10 @@ urlpatterns = [
     path('sales/quotations/<int:pk>/post_quotation/', views.post_quotation, name='post_quotation'),
     path('sales/quotations/<int:pk>/invoice_detail/', views.invoice_detail, name='invoice_detail'),
     
+    #Payment URLs
+#     path('sales/quotations/<int:pk>/payment/', views.PaymentCreateView.as_view(), name='payment_create'),
+    path('sales/quotations/<int:pk>/payment/', views.payment_create, name='payment_create'),
+    
     # Users URLs
     path('user/create/', views.UserCreateView.as_view(), name='user_create'),
     path('user/<int:pk>/update/', views.UserUpdateView.as_view(), name='user_update'),

inventory/views.py

@@ -859,7 +859,7 @@ def generate_invoice(request, pk):
             origin="Payment",
         )
         
-        quotation.payment_id = journal_entry.pk        
+        quotation.payment_id = journal_entry.pk      
         quotation.is_approved = True
         date = datetime.datetime.now()
         quotation.date_draft = date
@@ -867,18 +867,18 @@ def generate_invoice(request, pk):
         invoice_model.save()
         quotation.save()
                         
-    #     invoice_model = invoice_model.filter(date_draft=quotation.date_draft).first()
-    #     if not invoice_model.can_review():
-    #         messages.error(request, "Quotation is not ready for review")
-    #         return redirect("quotation_detail", pk=pk)
+        
+        if not invoice_model.can_review():
+            messages.error(request, "Quotation is not ready for review")
+            return redirect("quotation_detail", pk=pk)
                
-    #     invoice_model.mark_as_review()
-    #     invoice_model.date_in_review = date
-    #     qoutation.date_in_review = date
-    #     qoutation.status = "In Review"
-    #     invoice_model.save()
-    #     qoutation.save()
-    #     messages.success(request, _("Quotation Reviewed"))        
+        invoice_model.mark_as_review()
+        invoice_model.date_in_review = date
+        quotation.date_in_review = date
+        quotation.status = "In Review"
+        invoice_model.save()
+        quotation.save()
+        
     # elif status == "approved":
     #     if qoutation.status == "Approved":
     #         messages.error(request, "Quotation is already approved")
@@ -968,16 +968,16 @@ def post_quotation(request, pk):
     recivable_account = coa_qs.first().get_coa_accounts().filter(name="Accounts Receivable")
     customer = entity.get_customers().filter(customer_name=qoutation.customer.get_full_name).first()
     invoice_model = entity.get_invoices().filter(customer=customer,date_paid=qoutation.date_paid).first()
-    ledger = entity.get_ledgers().filter(name=f"Payment Ledger for Invoice {invoice_model}").first()
+    ledger = entity.get_ledgers().filter(name=f"Payment Ledger for Invoice {invoice_model}").first()    
     return
     # if not ledger:
     #     ledger = entity.create_ledger(name=f"Payment Ledger for Invoice {invoice_model}",posted=True)
         
-    entity_unit,created = EntityUnitModel.objects.get_or_create(
-        name="Sales Department",
-        entity=entity,    
-        document_prefix="SD"
-    )        
+    # entity_unit,created = EntityUnitModel.objects.get_or_create(
+    #     name="Sales Department",
+    #     entity=entity,    
+    #     document_prefix="SD"
+    # )        
     
     journal_entry = JournalEntryModel.objects.create(                
             entity_unit=entity_unit,
@@ -1017,58 +1017,44 @@ def mark_quotation(request, pk):
     entity = qoutation.entity
     date = datetime.datetime.now()
     customer = entity.get_customers().filter(customer_name=qoutation.customer.get_full_name).first()
-    invoice_model = entity.get_invoices().filter(customer=customer)
-    # if status == "in_review":
-    #     if qoutation.status == "In Review":
-    #         messages.error(request, "Quotation is already in review")
-    #         return redirect("quotation_detail", pk=pk)
+    invoice_model = entity.get_invoices().filter(customer=customer)    
+    if status == "approved":
+        if qoutation.status == "Approved":
+            messages.error(request, "Quotation is already approved")
+            return redirect("quotation_detail", pk=pk)
         
-    #     invoice_model = invoice_model.filter(date_draft=qoutation.date_draft).first()
-    #     if not invoice_model.can_review():
-    #         messages.error(request, "Quotation is not ready for review")
-    #         return redirect("quotation_detail", pk=pk)
-               
-    #     invoice_model.mark_as_review()
-    #     invoice_model.date_in_review = date
-    #     qoutation.date_in_review = date
-    #     qoutation.status = "In Review"
-    #     invoice_model.save()
-    #     qoutation.save()
-    #     messages.success(request, _("Quotation Reviewed"))        
-    # elif status == "approved":
-    #     if qoutation.status == "Approved":
-    #         messages.error(request, "Quotation is already approved")
-    #         return redirect("quotation_detail", pk=pk)
+        invoice_model = invoice_model.filter(date_in_review=qoutation.date_in_review).first()
+        if not invoice_model.can_approve():
+            messages.error(request, "Quotation is not ready for approval")
+            return redirect("quotation_detail", pk=pk)
         
-    #     invoice_model = invoice_model.filter(date_in_review=qoutation.date_in_review).first()
-    #     if not invoice_model.can_approve():
-    #         messages.error(request, "Quotation is not ready for approval")
-    #         return redirect("quotation_detail", pk=pk)
+        invoice_model.mark_as_approved(entity_slug=entity.slug, user_model=request.user.dealer.get_root_dealer.user)
+        invoice_model.date_approved = date
+        qoutation.date_approved = date
+        invoice_model.save()
+        qoutation.status = "Approved"        
+        qoutation.save()
+        for car in qoutation.quotation_cars.all():
+            car.car.status = "reserved"
+            car.car.save()
+        messages.success(request, _("Quotation Approved"))
+    elif status == "paid":
+        if qoutation.status == "Paid":
+            messages.error(request, "Quotation is already paid")
+            return redirect("quotation_detail", pk=pk)
         
-    #     invoice_model.mark_as_approved(entity_slug=entity.slug, user_model=request.user.dealer.get_root_dealer.user)
-    #     invoice_model.date_approved = date
-    #     qoutation.date_approved = date
-    #     invoice_model.save()
-    #     qoutation.status = "Approved"
-    #     qoutation.save()
-    #     messages.success(request, _("Quotation Approved"))
-    # elif status == "paid":
-    #     if qoutation.status == "Paid":
-    #         messages.error(request, "Quotation is already paid")
-    #         return redirect("quotation_detail", pk=pk)
+        invoice_model = invoice_model.filter(date_approved=qoutation.date_approved).first()
+        if not invoice_model.can_pay():
+            messages.error(request, "Quotation is not ready for payment")
+            return redirect("quotation_detail", pk=pk)
         
-    #     invoice_model = invoice_model.filter(date_approved=qoutation.date_approved).first()
-    #     if not invoice_model.can_pay():
-    #         messages.error(request, "Quotation is not ready for payment")
-    #         return redirect("quotation_detail", pk=pk)
-        
-    #     invoice_model.mark_as_paid(entity_slug=entity.slug, user_model=request.user.dealer.get_root_dealer.user)
-    #     invoice_model.date_paid = date
-    #     qoutation.date_paid = date
-    #     invoice_model.save()
-    #     qoutation.status = "Paid"
-    #     qoutation.save()
-    #     messages.success(request, _("Quotation Paid"))
+        invoice_model.mark_as_paid(entity_slug=entity.slug, user_model=request.user.dealer.get_root_dealer.user)
+        invoice_model.date_paid = date
+        qoutation.date_paid = date
+        invoice_model.save()
+        qoutation.status = "Paid"
+        qoutation.save()
+        messages.success(request, _("Quotation Paid"))
     return redirect("quotation_detail", pk=pk)
 
 
@@ -1389,4 +1375,73 @@ def payment_invoice(request,pk):
     invoice = invoice_model.filter(customer=customer,date_draft=quotation.date_draft).first()    
     
     
-    return redirect('quotation_detail', pk=pk)
+    return redirect('quotation_detail', pk=pk)
+
+
+# class PaymentCreateView(LoginRequiredMixin, SuccessMessageMixin, CreateView):
+#     model = models.Payment
+#     form_class = forms.PaymentForm
+#     template_name = "sales/payments/payment_form.html"
+#     success_url = reverse_lazy("quotation_list")
+#     success_message = "Payment created successfully."
+
+#     def form_valid(self, form):
+#         quotation = get_object_or_404(models.SaleQuotation, pk=self.kwargs["pk"])
+#         form.instance.quotation = quotation
+#         form.save()
+#         return super().form_valid(form)
+#     def get_context_data(self, **kwargs):
+#         context = super().get_context_data(**kwargs)        
+#         context["quotation"] = get_object_or_404(models.SaleQuotation, pk=self.kwargs["pk"])
+#         return context
+
+
+def payment_create(request, pk):
+    quotation = get_object_or_404(models.SaleQuotation, pk=pk)
+    if request.method == "POST":
+        form = forms.PaymentForm(request.POST)
+        if form.is_valid():
+            form.instance.quotation = quotation
+            insatnce = form.save()
+            
+            entity = quotation.entity  
+            customer = entity.get_customers().filter(customer_name=quotation.customer.get_full_name).first()
+            coa_qs, coa_map = entity.get_all_coa_accounts()
+            cash_account = coa_qs.first().get_coa_accounts().filter(name="Cash")      
+            recivable_account = coa_qs.first().get_coa_accounts().filter(name="Accounts Receivable")            
+            journal_entry = JournalEntryModel.objects.filter(pk=quotation.payment_id).first()            
+            TransactionModel.objects.create(
+                journal_entry=journal_entry,
+                account=cash_account.first(),  # Debit Cash
+                amount=insatnce.amount,  # Payment amount
+                tx_type='debit',
+                description="Payment Received",
+            )
+
+            TransactionModel.objects.create(
+                journal_entry=journal_entry,
+                account=recivable_account.first(),  # Credit Accounts Receivable
+                amount=insatnce.amount,  # Payment amount
+                tx_type='credit',
+                description="Payment Received",
+            )
+            journal_entry.posted = True
+            quotation.posted = True
+            quotation.save()
+            journal_entry.save()
+                         
+            invoice_model = entity.get_invoices().filter(date_approved=quotation.date_approved).first()
+            
+            invoice_model.mark_as_paid(entity_slug=entity.slug, user_model=request.user.dealer.get_root_dealer.user)
+            date = timezone.now()
+            invoice_model.date_paid = date
+            quotation.date_paid = date
+            invoice_model.save()
+            quotation.status = "Paid"
+            quotation.save()                                    
+
+            messages.success(request, "Payment created successfully.")
+            return redirect("quotation_detail", pk=pk)
+    else:
+        form = forms.PaymentForm()
+    return render(request, "sales/payments/payment_create.html", {"quotation": quotation,"form": form})

templates/sales/payments/payment_create.html

@@ -0,0 +1,24 @@
+{% extends "base.html" %}
+{% load static %}
+{% load crispy_forms_tags %}
+{% load i18n %}
+{% block title %}{{ _("Payyment Create") }}{% endblock title %}
+{% block content %}
+    <div class="container">
+        <div class="row justify-content-center">
+            <div class="col-md-8">
+                <div class="card">
+                    <div class="card-header">{{ _("Payment Create") }}</div>
+                    <div class="card-body">
+                        <form method="post" action="{% url 'payment_create' pk=quotation.pk %}">
+                            {% csrf_token %}
+                            {{ form|crispy }}
+                            <button type="submit" class="btn btn-primary">{% trans 'Save' %}</button>
+                        </form>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+{% endblock content %}
+

templates/sales/quotation_detail.html

@@ -148,13 +148,9 @@
                 {% elif quotation.status == 'Draft' and quotation.is_approved %}
                     <a href="{% url 'mark_quotation' quotation.pk %}?status=in_review" class="btn btn-secondary">Mark As Review</a>
                 {% elif quotation.status == 'In Review' %}
-                    <a href="{% url 'mark_quotation' quotation.pk %}?status=approved" class="btn btn-info">Approve</a>
-                {% elif quotation.status == 'Approved' %}
-                    <a href="{% url 'mark_quotation' quotation.pk %}?status=paid" class="btn btn-success">Mark As Paid</a>                                                    
-                {% else %}
-                    {% if not quotation.posted %}
-                        <a href="{% url 'post_quotation' quotation.pk %}" class="btn btn-success">Post</a>                                                    
-                    {% endif %}
+                    <a href="{% url 'mark_quotation' quotation.pk %}?status=approved" class="btn btn-info">Approve Quotation</a>
+                {% elif quotation.status == 'Approved' %}                    
+                    <a href="{% url 'payment_create' quotation.pk %}" class="btn btn-success">Pay</a>               
                 {% endif %}