Sith/stock/views.py
2017-01-05 11:24:26 +01:00

407 lines
14 KiB
Python

from django.shortcuts import render, get_object_or_404
from django.views.generic import ListView, DetailView, RedirectView, TemplateView
from django.views.generic.edit import UpdateView, CreateView, DeleteView, ProcessFormView, FormMixin
from django.utils.translation import ugettext_lazy as _
from django import forms
from django.http import HttpResponseRedirect, HttpResponse
from django.forms.models import modelform_factory
from django.core.urlresolvers import reverse_lazy, reverse
from core.views import CanViewMixin, CanEditMixin, CanEditPropMixin, CanCreateMixin, TabedViewMixin
from counter.views import CounterAdminTabsMixin, CounterTabsMixin
from counter.models import Counter, ProductType
from stock.models import Stock, StockItem, ShoppingList
class StockItemList(CounterAdminTabsMixin, CanCreateMixin, ListView):
"""
The stockitems list view for the counter owner
"""
model = Stock
template_name = 'stock/stock_item_list.jinja'
pk_url_kwarg = "stock_id"
current_tab = "stocks"
def can_be_viewed_by(self, user):
return user.is_in_group(settings.SITH_GROUP_COUNTER_ADMIN_ID)
class StockListView(CounterAdminTabsMixin, CanViewMixin, ListView):
"""
A list view for the admins
"""
model = Stock
template_name = 'stock/stock_list.jinja'
current_tab = "stocks"
def can_be_viewed_by(self, user):
return user.is_in_group(settings.SITH_GROUP_COUNTER_ADMIN_ID)
class StockEditForm(forms.ModelForm):
"""
A form to change stock's characteristics
"""
class Meta:
model = Stock
fields = ['name', 'counter']
def __init__(self, *args, **kwargs):
super(StockEditForm, self).__init__(*args, **kwargs)
def save(self, *args, **kwargs):
return super(StockEditForm, self).save(*args, **kwargs)
class StockEditView(CounterAdminTabsMixin, CanEditPropMixin, UpdateView):
"""
An edit view for the stock
"""
model = Stock
form_class = StockEditForm
pk_url_kwarg = "stock_id"
current_tab = "stocks"
def get_context_data(self, **kwargs):
context = super(StockItemList, self).get_context_data(**kwargs)
if 'stock' in self.request.GET.keys():
context['stock'] = Stock.objects.filter(id=self.request.GET['stock']).first()
return context
def can_be_viewed_by(self, user):
return user.is_in_group(settings.SITH_GROUP_COUNTER_ADMIN_ID)
class StockItemEditView(CounterAdminTabsMixin, CanEditPropMixin, UpdateView):
"""
An edit view for a stock item
"""
model = StockItem
form_class = modelform_factory(StockItem, fields=['name', 'unit_quantity', 'effective_quantity', 'type', 'stock_owner'])
pk_url_kwarg = "item_id"
template_name = 'core/edit.jinja'
current_tab = "stocks"
class StockCreateView(CounterAdminTabsMixin, CanCreateMixin, CreateView):
"""
A create view for a new Stock
"""
model = Stock
form_class = modelform_factory(Stock, fields=['name', 'counter'])
template_name = 'core/create.jinja'
pk_url_kwarg = "counter_id"
current_tab = "stocks"
success_url = reverse_lazy('stock:list')
def get_initial(self):
ret = super(StockCreateView, self).get_initial()
if 'counter_id' in self.kwargs.keys():
ret['counter'] = self.kwargs['counter_id']
return ret
class StockItemCreateView(CounterAdminTabsMixin, CanCreateMixin, CreateView):
"""
A create view for a new StockItem
"""
model = StockItem
form_class = modelform_factory(StockItem, fields=['name', 'unit_quantity', 'effective_quantity', 'type', 'stock_owner'])
template_name = 'core/create.jinja'
pk_url_kwarg = "stock_id"
current_tab = "stocks"
def get_initial(self):
ret = super(StockItemCreateView, self).get_initial()
if 'stock_id' in self.kwargs.keys():
ret['stock_owner'] = self.kwargs['stock_id']
return ret
def get_success_url(self):
return reverse_lazy('stock:items_list', kwargs={'stock_id':self.object.stock_owner.id})
class StockShoppingListView(CounterAdminTabsMixin, CanViewMixin, ListView):
"""
A list view for the people to know the item to buy
"""
model = Stock
template_name = "stock/stock_shopping_list.jinja"
pk_url_kwarg = "stock_id"
current_tab = "stocks"
def get_context_data(self):
ret = super(StockShoppingListView, self).get_context_data()
if 'stock_id' in self.kwargs.keys():
ret['stock'] = Stock.objects.filter(id=self.kwargs['stock_id']).first();
return ret
class StockItemQuantityForm(forms.BaseForm):
def clean(self):
with transaction.atomic():
self.stock = Stock.objects.filter(id=self.stock_id).first()
shopping_list = ShoppingList(name="Courses "+self.stock.counter.name, date=timezone.now(), todo=True)
shopping_list.save()
shopping_list.stock_owner = self.stock
shopping_list.save()
for k,t in self.cleaned_data.items():
if int(t) > 0 :
item_id = int(k[5:])
item = StockItem.objects.filter(id=item_id).first()
item.tobuy_quantity = t
item.shopping_lists.add(shopping_list)
item.save()
return self.cleaned_data
class StockItemQuantityBaseFormView(CounterAdminTabsMixin, CanEditMixin, DetailView, BaseFormView):
"""
docstring for StockItemOutList
"""
model = StockItem
template_name = "stock/shopping_list_quantity.jinja"
pk_url_kwarg = "stock_id"
current_tab = "stocks"
def get_form_class(self):
fields = OrderedDict()
kwargs = {}
for t in ProductType.objects.order_by('name').all():
for i in self.stock.items.filter(type=t).order_by('name').all():
if i.effective_quantity <= i.minimal_quantity:
field_name = "item-%s" % (str(i.id))
fields[field_name] = forms.CharField(max_length=30, required=True, label=str(i),
help_text=str(i.effective_quantity)+" left")
kwargs[field_name] = i.effective_quantity
kwargs['stock_id'] = self.stock.id
kwargs['base_fields'] = fields
return type('StockItemQuantityForm', (StockItemQuantityForm,), kwargs)
def get(self, request, *args, **kwargs):
"""
Simple get view
"""
self.stock = Stock.objects.filter(id=self.kwargs['stock_id']).first()
return super(StockItemQuantityBaseFormView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
"""
Handle the many possibilities of the post request
"""
self.object = self.get_object()
self.stock = Stock.objects.filter(id=self.kwargs['stock_id']).first()
return super(StockItemQuantityBaseFormView, self).post(request, *args, **kwargs)
def form_valid(self, form):
return super(StockItemQuantityBaseFormView, self).form_valid(form)
def get_context_data(self, **kwargs):
kwargs = super(StockItemQuantityBaseFormView, self).get_context_data(**kwargs)
if 'form' not in kwargs.keys():
kwargs['form'] = self.get_form()
kwargs['stock'] = self.stock
return kwargs
def get_success_url(self):
return reverse_lazy('stock:shoppinglist_list', args=self.args, kwargs=self.kwargs)
class StockShoppingListItemListView(CounterAdminTabsMixin, CanViewMixin, ListView):
"""docstring for StockShoppingListItemListView"""
model = ShoppingList
template_name = "stock/shopping_list_items.jinja"
pk_url_kwarg = "shoppinglist_id"
current_tab = "stocks"
def get_context_data(self):
ret = super(StockShoppingListItemListView, self).get_context_data()
if 'shoppinglist_id' in self.kwargs.keys():
ret['shoppinglist'] = ShoppingList.objects.filter(id=self.kwargs['shoppinglist_id']).first();
return ret
class StockShoppingListDeleteView(CounterAdminTabsMixin, CanEditMixin, DeleteView):
"""
Delete a ShoppingList (for the resonsible account)
"""
model = ShoppingList
pk_url_kwarg = "shoppinglist_id"
template_name = 'core/delete_confirm.jinja'
current_tab = "stocks"
def get_success_url(self):
return reverse_lazy('stock:shoppinglist_list', kwargs={'stock_id':self.object.stock_owner.id})
class StockShopppingListSetDone(CanEditMixin, DetailView):
"""
Set a ShoppingList as done
"""
model = ShoppingList
pk_url_kwarg = "shoppinglist_id"
def get(self, request, *args, **kwargs):
self.object = self.get_object()
self.object.todo = False
self.object.save()
return HttpResponseRedirect(reverse('stock:shoppinglist_list', args=self.args, kwargs={'stock_id':self.object.stock_owner.id}))
def post(self, request, *args, **kwargs):
self.object = self.get_object()
return HttpResponseRedirect(reverse('stock:shoppinglist_list', args=self.args, kwargs={'stock_id':self.object.stock_owner.id}))
class StockShopppingListSetTodo(CanEditMixin, DetailView):
"""
Set a ShoppingList as done
"""
model = ShoppingList
pk_url_kwarg = "shoppinglist_id"
def get(self, request, *args, **kwargs):
self.object = self.get_object()
self.object.todo = True
self.object.save()
return HttpResponseRedirect(reverse('stock:shoppinglist_list', args=self.args, kwargs={'stock_id':self.object.stock_owner.id}))
def post(self, request, *args, **kwargs):
self.object = self.get_object()
return HttpResponseRedirect(reverse('stock:shoppinglist_list', args=self.args, kwargs={'stock_id':self.object.stock_owner.id}))
class StockUpdateAfterShopppingForm(forms.BaseForm):
def clean(self):
with transaction.atomic():
self.shoppinglist = ShoppingList.objects.filter(id=self.shoppinglist_id).first()
for k,t in self.cleaned_data.items():
item_id = int(k[5:])
if int(t) > 0 :
item = StockItem.objects.filter(id=item_id).first()
item.effective_quantity += int(t)
item.save()
self.shoppinglist.todo = False
self.shoppinglist.save()
return self.cleaned_data
class StockUpdateAfterShopppingBaseFormView(CounterAdminTabsMixin, CanEditMixin, DetailView, BaseFormView):
"""
docstring for StockUpdateAfterShopppingBaseFormView
"""
model = ShoppingList
template_name = "stock/update_after_shopping.jinja"
pk_url_kwarg = "shoppinglist_id"
current_tab = "stocks"
def get_form_class(self):
fields = OrderedDict()
kwargs = {}
for t in ProductType.objects.order_by('name').all():
for i in self.shoppinglist.items_to_buy.filter(type=t).order_by('name').all():
field_name = "item-%s" % (str(i.id))
fields[field_name] = forms.CharField(max_length=30, required=True, label=str(i),
help_text=str(i.tobuy_quantity) + " asked")
kwargs['shoppinglist_id'] = self.shoppinglist.id
kwargs['base_fields'] = fields
return type('StockUpdateAfterShopppingForm', (StockUpdateAfterShopppingForm,), kwargs)
def get(self, request, *args, **kwargs):
self.shoppinglist = ShoppingList.objects.filter(id=self.kwargs['shoppinglist_id']).first()
return super(StockUpdateAfterShopppingBaseFormView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
"""
Handle the many possibilities of the post request
"""
self.object = self.get_object()
self.shoppinglist = ShoppingList.objects.filter(id=self.kwargs['shoppinglist_id']).first()
return super(StockUpdateAfterShopppingBaseFormView, self).post(request, *args, **kwargs)
def form_valid(self, form):
"""
We handle here the redirection
"""
return super(StockUpdateAfterShopppingBaseFormView, self).form_valid(form)
def get_context_data(self, **kwargs):
kwargs = super(StockUpdateAfterShopppingBaseFormView, self).get_context_data(**kwargs)
if 'form' not in kwargs.keys():
kwargs['form'] = self.get_form()
kwargs['shoppinglist'] = self.shoppinglist
kwargs['stock'] = self.shoppinglist.stock_owner
return kwargs
def get_success_url(self):
self.kwargs.pop('shoppinglist_id', None)
return reverse_lazy('stock:shoppinglist_list', args=self.args, kwargs=self.kwargs)
class StockTakeItemsForm(forms.BaseForm):
"""
docstring for StockTakeItemsFormView
"""
def clean(self):
with transaction.atomic():
for k,t in self.cleaned_data.items():
item_id = int(k[5:])
if int(t) > 0 :
item = StockItem.objects.filter(id=item_id).first()
item.effective_quantity -= int(t)
item.save()
return self.cleaned_data
class StockTakeItemsBaseFormView(CounterTabsMixin, CanEditMixin, DetailView, BaseFormView):
"""
docstring for StockTakeItemsBaseFormView
"""
model = StockItem
template_name = "stock/stock_take_items.jinja"
pk_url_kwarg = "stock_id"
current_tab = "take_items_from_stock"
def get_form_class(self):
fields = OrderedDict()
kwargs = {}
for t in ProductType.objects.order_by('name').all():
for i in self.stock.items.filter(type=t).order_by('name').all():
field_name = "item-%s" % (str(i.id))
fields[field_name] = forms.CharField(max_length=30, required=True, label=str(i))
kwargs[field_name] = i.effective_quantity
kwargs['stock_id'] = self.stock.id
kwargs['counter_id'] = self.stock.counter.id
kwargs['base_fields'] = fields
return type('StockTakeItemsForm', (StockTakeItemsForm,), kwargs)
def get(self, request, *args, **kwargs):
"""
Simple get view
"""
self.stock = Stock.objects.filter(id=self.kwargs['stock_id']).first()
return super(StockTakeItemsBaseFormView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
"""
Handle the many possibilities of the post request
"""
self.object = self.get_object()
self.stock = Stock.objects.filter(id=self.kwargs['stock_id']).first()
if self.stock.counter.type == "BAR" and not ('counter_token' in self.request.session.keys() and
self.request.session['counter_token'] == self.stock.counter.token): # Also check the token to avoid the bar to be stolen
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args,
kwargs={'counter_id': self.stock.counter.id})+'?bad_location')
return super(StockTakeItemsBaseFormView, self).post(request, *args, **kwargs)
def form_valid(self, form):
return super(StockTakeItemsBaseFormView, self).form_valid(form)
def get_context_data(self, **kwargs):
kwargs = super(StockTakeItemsBaseFormView, self).get_context_data(**kwargs)
if 'form' not in kwargs.keys():
kwargs['form'] = self.get_form()
kwargs['stock'] = self.stock
kwargs['counter'] = self.stock.counter
return kwargs
def get_success_url(self):
stock = Stock.objects.filter(id=self.kwargs['stock_id']).first()
self.kwargs['counter_id'] = stock.counter.id
self.kwargs.pop('stock_id', None)
return reverse_lazy('counter:details', args=self.args, kwargs=self.kwargs)