homelog/asset/views.py

75 lines
2.3 KiB
Python

from django.urls import reverse_lazy
from django.views.generic.edit import CreateView, DeleteView, UpdateView
from django.views import generic
from asset.models import Asset
from django.shortcuts import get_object_or_404, reverse
from django.http import HttpResponse, HttpResponseRedirect
class AssetCreateView(CreateView):
model = Asset
fields = ['named_id', 'description', 'quantity']
def form_valid(self, form):
if not form.instance.named_id.startswith('A-'):
form.instance.named_id = 'A-' + form.instance.named_id
form.instance.changed_by = self.request.user
form.instance.created_by = self.request.user
return super().form_valid(form)
class AssetUpdateView(UpdateView):
model = Asset
fields = ['named_id', 'description', 'quantity']
success_url = '/asset/'
def form_valid(self, form):
if not form.instance.named_id.startswith('A-'):
form.instance.named_id = 'A-' + form.instance.named_id
form.instance.changed_by = self.request.user
return super().form_valid(form)
class AssetDeleteView(DeleteView):
model = Asset
success_url = reverse_lazy('asset:list')
class AssetListView(generic.ListView):
template_name = 'asset/asset_list.html'
context_object_name = 'asset_list'
model = Asset
paginate_by = 20
"""
def get_queryset(self):
# Return the last 20 created containers
return Asset.objects.order_by('-created_ts')[:20]
"""
def asset_save(request, asset_id):
asset = get_object_or_404(Asset, pk=asset_id)
asset.description = request.POST['description']
asset.quantity = request.POST['quantity']
asset.save();
return HttpResponseRedirect(reverse('asset:list'))
def asset_from_gtin(request):
from .gtin_service import get_by_gtin
gtin = request.POST['gtin']
print(f'Try gtin={gtin}')
product = get_by_gtin(gtin)
if product is None:
print(f'ERROR: Could not create asset for gtin={gtin}')
else:
print(f'Create new product: {product.name}, brand={product.brand}, gtin={product.gtin}')
asset = Asset.objects.create(
named_id='A-' + product.gtin,
description=product.name,
created_by=request.user,
changed_by=request.user)
asset.save()
return HttpResponseRedirect(reverse('asset:list'))