first commit

Movement/Views/viewsProductCreateCustom.py

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+from django.views.generic import ListView,  CreateView, UpdateView, DeleteView, DetailView
+from django.contrib.auth.mixins import LoginRequiredMixin, PermissionRequiredMixin
+from Movement.Forms import FormsProduct
+from Movement import models
+from Client.models import Client
+from django.urls import reverse_lazy
+from django.contrib import messages
+
+
+class ProductCreateCustomView(LoginRequiredMixin, PermissionRequiredMixin, CreateView):
+    model = models.Product
+    template_name = 'Product/Create/index.html'
+    form_class = FormsProduct.FormsProduct
+    success_url = reverse_lazy('MovProductListView')
+    permission_required = 'Base.add_'
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        # if self.request.GET.get('Client'):
+        #     filter_client = Client.objects.filter(
+        #         id=self.request.GET.get('Client') or ''
+        #     )
+        # else: filter_client = Client.objects.none()
+        # context['Client'] = filter_client
+        return context
+
+    def get_form(self, form_class=None):
+        form = super().get_form(form_class)
+        client_id = self.request.GET.get('Client') or self.request.POST.get('client')
+        if client_id:
+            filter_client = Client.objects.filter(id=client_id)
+        else:
+            filter_client = Client.objects.none()
+        form.fields['client'].queryset = filter_client.all()
+        return form
+
+    def form_valid(self, form):
+        gross_value = form.instance.product.value
+        quantity = form.instance.quantity
+        net_value = gross_value - ((gross_value * form.instance.pay_method.percentage) / 100)
+        form.instance.gross_value = gross_value * quantity
+        form.instance.net_value = net_value * quantity
+        form.instance.created_by = self.request.user
+        messages.success(self.request, 'Registro realizado com sucesso!')
+        return super().form_valid(form)
+
+    def form_invalid(self, form):
+        errors = form.errors.as_text()
+        messages.error(self.request, f'Verifique os dados: {errors}')
+        return super().form_invalid(form)