Sith/counter/views.py

748 lines
32 KiB
Python
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from django.shortcuts import render
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from django.views.generic import ListView, DetailView, RedirectView
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from django.views.generic.edit import UpdateView, CreateView, DeleteView, ProcessFormView, FormMixin
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from django.forms.models import modelform_factory
from django.forms import CheckboxSelectMultiple
from django.core.urlresolvers import reverse_lazy
from django.http import HttpResponseRedirect
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from django.utils import timezone
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from django import forms
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from django.utils.translation import ugettext_lazy as _
from django.conf import settings
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from django.db import DataError, transaction
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import re
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import pytz
from datetime import date, timedelta, datetime
from ajax_select.fields import AutoCompleteSelectField, AutoCompleteSelectMultipleField
from ajax_select import make_ajax_form, make_ajax_field
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from core.views import CanViewMixin, CanEditMixin, CanEditPropMixin, CanCreateMixin, TabedViewMixin
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from core.views.forms import SelectUser, LoginForm
from core.models import User
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from subscription.models import Subscriber, Subscription
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from subscription.views import get_subscriber
from counter.models import Counter, Customer, Product, Selling, Refilling, ProductType, CashRegisterSummary, CashRegisterSummaryItem
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from accounting.models import CurrencyField
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class GetUserForm(forms.Form):
"""
The Form class aims at providing a valid user_id field in its cleaned data, in order to pass it to some view,
reverse function, or any other use.
The Form implements a nice JS widget allowing the user to type a customer account id, or search the database with
some nickname, first name, or last name (TODO)
"""
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code = forms.CharField(label="Code", max_length=10, required=False)
id = AutoCompleteSelectField('users', required=False, label=_("Select user"), help_text=None)
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def as_p(self):
self.fields['code'].widget.attrs['autofocus'] = True
return super(GetUserForm, self).as_p()
def clean(self):
cleaned_data = super(GetUserForm, self).clean()
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cus = None
if cleaned_data['code'] != "":
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cus = Customer.objects.filter(account_id__iexact=cleaned_data['code']).first()
elif cleaned_data['id'] is not None:
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cus = Customer.objects.filter(user=cleaned_data['id']).first()
sub = get_subscriber(cus.user) if cus is not None else None
if (cus is None or sub is None or not sub.subscriptions.last() or
(date.today() - sub.subscriptions.last().subscription_end) > timedelta(days=90)):
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raise forms.ValidationError(_("User not found"))
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cleaned_data['user_id'] = cus.user.id
cleaned_data['user'] = cus.user
return cleaned_data
class RefillForm(forms.ModelForm):
error_css_class = 'error'
required_css_class = 'required'
class Meta:
model = Refilling
fields = ['amount', 'payment_method', 'bank']
class CounterMain(DetailView, ProcessFormView, FormMixin):
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"""
The public (barman) view
"""
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model = Counter
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template_name = 'counter/counter_main.jinja'
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pk_url_kwarg = "counter_id"
form_class = GetUserForm # Form to enter a client code and get the corresponding user id
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def get_context_data(self, **kwargs):
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"""
We handle here the login form for the barman
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"""
if self.request.method == 'POST':
self.object = self.get_object()
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self.object.update_activity()
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kwargs = super(CounterMain, self).get_context_data(**kwargs)
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kwargs['login_form'] = LoginForm()
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kwargs['login_form'].fields['username'].widget.attrs['autofocus'] = True
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kwargs['login_form'].cleaned_data = {} # add_error fails if there are no cleaned_data
if "credentials" in self.request.GET:
kwargs['login_form'].add_error(None, _("Bad credentials"))
if "sellers" in self.request.GET:
kwargs['login_form'].add_error(None, _("User is not barman"))
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kwargs['form'] = self.get_form()
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if self.object.type == 'BAR':
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kwargs['barmen'] = self.object.get_barmen_list()
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elif self.request.user.is_authenticated():
kwargs['barmen'] = [self.request.user]
if 'last_basket' in self.request.session.keys():
kwargs['last_basket'] = self.request.session.pop('last_basket')
kwargs['last_customer'] = self.request.session.pop('last_customer')
kwargs['last_total'] = self.request.session.pop('last_total')
kwargs['new_customer_amount'] = self.request.session.pop('new_customer_amount')
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return kwargs
def form_valid(self, form):
"""
We handle here the redirection, passing the user id of the asked customer
"""
self.kwargs['user_id'] = form.cleaned_data['user_id']
return super(CounterMain, self).form_valid(form)
def get_success_url(self):
return reverse_lazy('counter:click', args=self.args, kwargs=self.kwargs)
class CounterClick(DetailView):
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"""
The click view
This is a detail view not to have to worry about loading the counter
Everything is made by hand in the post method
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"""
model = Counter
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template_name = 'counter/counter_click.jinja'
pk_url_kwarg = "counter_id"
def get(self, request, *args, **kwargs):
"""Simple get view"""
self.customer = Customer.objects.filter(user__id=self.kwargs['user_id']).first()
if 'basket' not in request.session.keys(): # Init the basket session entry
request.session['basket'] = {}
request.session['basket_total'] = 0
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request.session['not_enough'] = False # Reset every variable
request.session['too_young'] = False
request.session['not_allowed'] = False
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request.session['no_age'] = False
self.refill_form = None
ret = super(CounterClick, self).get(request, *args, **kwargs)
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if ((self.object.type != "BAR" and not request.user.is_authenticated()) or
(self.object.type == "BAR" and
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len(self.object.get_barmen_list()) < 1)): # Check that at least one barman is logged in
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ret = self.cancel(request) # Otherwise, go to main view
return ret
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def post(self, request, *args, **kwargs):
""" Handle the many possibilities of the post request """
self.object = self.get_object()
self.customer = Customer.objects.filter(user__id=self.kwargs['user_id']).first()
self.refill_form = None
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if ((self.object.type != "BAR" and not request.user.is_authenticated()) or
(self.object.type == "BAR" and
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len(self.object.get_barmen_list()) < 1)): # Check that at least one barman is logged in
return self.cancel(request)
if 'basket' not in request.session.keys():
request.session['basket'] = {}
request.session['basket_total'] = 0
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request.session['not_enough'] = False # Reset every variable
request.session['too_young'] = False
request.session['not_allowed'] = False
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request.session['no_age'] = False
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if self.object.type != "BAR":
self.operator = request.user
elif self.is_barman_price():
self.operator = self.customer.user
else:
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self.operator = self.object.get_random_barman()
if 'add_product' in request.POST['action']:
self.add_product(request)
elif 'del_product' in request.POST['action']:
self.del_product(request)
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elif 'refill' in request.POST['action']:
self.refill(request)
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elif 'code' in request.POST['action']:
return self.parse_code(request)
elif 'cancel' in request.POST['action']:
return self.cancel(request)
elif 'finish' in request.POST['action']:
return self.finish(request)
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
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def is_barman_price(self):
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if self.object.type == "BAR" and self.customer.user.id in [s.id for s in self.object.get_barmen_list()]:
return True
else:
return False
def get_product(self, pid):
return Product.objects.filter(pk=int(pid)).first()
def get_price(self, pid):
p = self.get_product(pid)
if self.is_barman_price():
price = p.special_selling_price
else:
price = p.selling_price
return price
def sum_basket(self, request):
total = 0
for pid,infos in request.session['basket'].items():
total += infos['price'] * infos['qty']
return total / 100
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def get_total_quantity_for_pid(self, request, pid):
pid = str(pid)
try:
return request.session['basket'][pid]['qty'] + request.session['basket'][pid]['bonus_qty']
except:
return 0
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def add_product(self, request, q = 1, p=None):
"""
Add a product to the basket
q is the quantity passed as integer
p is the product id, passed as an integer
"""
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pid = p or request.POST['product_id']
pid = str(pid)
price = self.get_price(pid)
total = self.sum_basket(request)
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product = self.get_product(pid)
can_buy = False
if not product.buying_groups.exists():
can_buy = True
else:
for g in product.buying_groups.all():
if self.customer.user.is_in_group(g.name):
can_buy = True
if not can_buy:
request.session['not_allowed'] = True
return False
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bq = 0 # Bonus quantity, for trays
if product.tray: # Handle the tray to adjust the quantity q to add and the bonus quantity bq
total_qty_mod_6 = self.get_total_quantity_for_pid(request, pid) % 6
bq = int((total_qty_mod_6 + q) / 6) # Integer division
q -= bq
if self.customer.amount < (total + q*float(price)): # Check for enough money
request.session['not_enough'] = True
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return False
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if product.limit_age >= 18 and not self.customer.user.date_of_birth:
request.session['no_age'] = True
return False
if self.customer.user.date_of_birth and self.customer.user.get_age() < product.limit_age: # Check if affordable
request.session['too_young'] = True
return False
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if pid in request.session['basket']: # Add if already in basket
request.session['basket'][pid]['qty'] += q
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request.session['basket'][pid]['bonus_qty'] += bq
else: # or create if not
request.session['basket'][pid] = {'qty': q, 'price': int(price*100), 'bonus_qty': bq}
request.session.modified = True
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return True
def del_product(self, request):
""" Delete a product from the basket """
pid = str(request.POST['product_id'])
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product = self.get_product(pid)
if pid in request.session['basket']:
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if product.tray and (self.get_total_quantity_for_pid(request, pid) % 6 == 0) and request.session['basket'][pid]['bonus_qty']:
request.session['basket'][pid]['bonus_qty'] -= 1
else:
request.session['basket'][pid]['qty'] -= 1
if request.session['basket'][pid]['qty'] <= 0:
del request.session['basket'][pid]
else:
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request.session['basket'][pid] = None
request.session.modified = True
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def parse_code(self, request):
"""Parse the string entered by the barman"""
string = str(request.POST['code']).upper()
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if string == _("END"):
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return self.finish(request)
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elif string == _("CAN"):
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return self.cancel(request)
regex = re.compile(r"^((?P<nb>[0-9]+)X)?(?P<code>[A-Z0-9]+)$")
m = regex.match(string)
if m is not None:
nb = m.group('nb')
code = m.group('code')
if nb is None:
nb = 1
else:
nb = int(nb)
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p = self.object.products.filter(code=code).first()
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if p is not None:
while nb > 0 and not self.add_product(request, nb, p.id):
nb -= 1
context = self.get_context_data(object=self.object)
return self.render_to_response(context)
def finish(self, request):
""" Finish the click session, and validate the basket """
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with transaction.atomic():
request.session['last_basket'] = []
for pid,infos in request.session['basket'].items():
# This duplicates code for DB optimization (prevent to load many times the same object)
p = Product.objects.filter(pk=pid).first()
if self.is_barman_price():
uprice = p.special_selling_price
else:
uprice = p.selling_price
if uprice * infos['qty'] > self.customer.amount:
raise DataError(_("You have not enough money to buy all the basket"))
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request.session['last_basket'].append("%d x %s" % (infos['qty']+infos['bonus_qty'], p.name))
s = Selling(label=p.name, product=p, club=p.club, counter=self.object, unit_price=uprice,
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quantity=infos['qty'], seller=self.operator, customer=self.customer)
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s.save()
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if infos['bonus_qty']:
s = Selling(label=p.name + " (Plateau)", product=p, club=p.club, counter=self.object, unit_price=0,
quantity=infos['bonus_qty'], seller=self.operator, customer=self.customer)
s.save()
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request.session['last_customer'] = self.customer.user.get_display_name()
request.session['last_total'] = "%0.2f" % self.sum_basket(request)
request.session['new_customer_amount'] = str(self.customer.amount)
del request.session['basket']
request.session.modified = True
kwargs = {
'counter_id': self.object.id,
}
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args, kwargs=kwargs))
def cancel(self, request):
""" Cancel the click session """
kwargs = {'counter_id': self.object.id}
request.session.pop('basket', None)
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args, kwargs=kwargs))
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def refill(self, request):
"""Refill the customer's account"""
form = RefillForm(request.POST)
if form.is_valid():
form.instance.counter = self.object
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form.instance.operator = self.operator
form.instance.customer = self.customer
form.instance.save()
else:
self.refill_form = form
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def get_context_data(self, **kwargs):
""" Add customer to the context """
kwargs = super(CounterClick, self).get_context_data(**kwargs)
kwargs['customer'] = self.customer
kwargs['basket_total'] = self.sum_basket(self.request)
kwargs['refill_form'] = self.refill_form or RefillForm()
kwargs['categories'] = ProductType.objects.all()
return kwargs
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class CounterLogin(RedirectView):
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"""
Handle the login of a barman
Logged barmen are stored in the class-wide variable 'barmen_session', in the Counter model
"""
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permanent = False
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def post(self, request, *args, **kwargs):
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"""
Register the logged user as barman for this counter
"""
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self.counter_id = kwargs['counter_id']
self.counter = Counter.objects.filter(id=kwargs['counter_id']).first()
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form = LoginForm(request, data=request.POST)
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self.errors = []
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if form.is_valid():
user = User.objects.filter(username=form.cleaned_data['username']).first()
if user in self.counter.sellers.all() and not user in self.counter.get_barmen_list():
self.counter.add_barman(user)
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else:
self.errors += ["sellers"]
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else:
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self.errors += ["credentials"]
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return super(CounterLogin, self).post(request, *args, **kwargs)
def get_redirect_url(self, *args, **kwargs):
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return reverse_lazy('counter:details', args=args, kwargs=kwargs)+"?"+'&'.join(self.errors)
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class CounterLogout(RedirectView):
permanent = False
def post(self, request, *args, **kwargs):
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"""
Unregister the user from the barman
"""
self.counter = Counter.objects.filter(id=kwargs['counter_id']).first()
user = User.objects.filter(id=request.POST['user_id']).first()
self.counter.del_barman(user)
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return super(CounterLogout, self).post(request, *args, **kwargs)
def get_redirect_url(self, *args, **kwargs):
return reverse_lazy('counter:details', args=args, kwargs=kwargs)
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## Counter admin views
class CounterTabsMixin(TabedViewMixin):
tabs_title = _("Counter administration")
list_of_tabs = [
{
'url': reverse_lazy('counter:admin_list'),
'slug': 'counters',
'name': _("Counters"),
},
{
'url': reverse_lazy('counter:product_list'),
'slug': 'products',
'name': _("Products"),
},
{
'url': reverse_lazy('counter:product_list_archived'),
'slug': 'archive',
'name': _("Archived products"),
},
{
'url': reverse_lazy('counter:producttype_list'),
'slug': 'product_types',
'name': _("Product types"),
},
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{
'url': reverse_lazy('counter:cash_summary_list'),
'slug': 'cash_summary',
'name': _("Cash register summaries"),
},
]
class CounterListView(CounterTabsMixin, CanViewMixin, ListView):
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"""
A list view for the admins
"""
model = Counter
template_name = 'counter/counter_list.jinja'
current_tab = "counters"
class CounterEditForm(forms.ModelForm):
class Meta:
model = Counter
fields = ['sellers', 'products']
sellers = make_ajax_field(Counter, 'sellers', 'users', help_text="")
products = make_ajax_field(Counter, 'products', 'products', help_text="")
class CounterEditView(CounterTabsMixin, CanEditMixin, UpdateView):
"""
Edit a counter's main informations (for the counter's manager)
"""
model = Counter
form_class = CounterEditForm
pk_url_kwarg = "counter_id"
template_name = 'core/edit.jinja'
current_tab = "counters"
def get_success_url(self):
return reverse_lazy('counter:admin', kwargs={'counter_id': self.object.id})
class CounterEditPropView(CounterTabsMixin, CanEditPropMixin, UpdateView):
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"""
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Edit a counter's main informations (for the counter's admin)
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"""
model = Counter
form_class = modelform_factory(Counter, fields=['name', 'club', 'type'])
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pk_url_kwarg = "counter_id"
template_name = 'core/edit.jinja'
current_tab = "counters"
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class CounterCreateView(CounterTabsMixin, CanEditMixin, CreateView):
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"""
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Create a counter (for the admins)
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"""
model = Counter
form_class = modelform_factory(Counter, fields=['name', 'club', 'type', 'products'],
widgets={'products':CheckboxSelectMultiple})
template_name = 'core/create.jinja'
current_tab = "counters"
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class CounterDeleteView(CounterTabsMixin, CanEditMixin, DeleteView):
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"""
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Delete a counter (for the admins)
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"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'core/delete_confirm.jinja'
success_url = reverse_lazy('counter:admin_list')
current_tab = "counters"
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# Product management
class ProductTypeListView(CounterTabsMixin, CanEditPropMixin, ListView):
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"""
A list view for the admins
"""
model = ProductType
template_name = 'counter/producttype_list.jinja'
current_tab = "product_types"
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class ProductTypeCreateView(CounterTabsMixin, CanCreateMixin, CreateView):
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"""
A create view for the admins
"""
model = ProductType
fields = ['name', 'description', 'icon']
template_name = 'core/create.jinja'
current_tab = "products"
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class ProductTypeEditView(CounterTabsMixin, CanEditPropMixin, UpdateView):
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"""
An edit view for the admins
"""
model = ProductType
template_name = 'core/edit.jinja'
fields = ['name', 'description', 'icon']
pk_url_kwarg = "type_id"
current_tab = "products"
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class ProductArchivedListView(CounterTabsMixin, CanEditPropMixin, ListView):
"""
A list view for the admins
"""
model = Product
template_name = 'counter/product_list.jinja'
queryset = Product.objects.filter(archived=True)
ordering = ['name']
current_tab = "archive"
class ProductListView(CounterTabsMixin, CanEditPropMixin, ListView):
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"""
A list view for the admins
"""
model = Product
template_name = 'counter/product_list.jinja'
queryset = Product.objects.filter(archived=False)
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ordering = ['name']
current_tab = "products"
class ProductEditForm(forms.ModelForm):
class Meta:
model = Product
fields = ['name', 'description', 'product_type', 'code', 'parent_product', 'buying_groups', 'purchase_price',
'selling_price', 'special_selling_price', 'icon', 'club', 'limit_age', 'tray', 'archived']
parent_product = AutoCompleteSelectField('products', show_help_text=False, label=_("Parent product"), required=False)
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buying_groups = AutoCompleteSelectMultipleField('groups', show_help_text=False, help_text="", label=_("Buying groups"), required=False)
club = AutoCompleteSelectField('clubs', show_help_text=False)
counters = AutoCompleteSelectMultipleField('counters', show_help_text=False, help_text="", label=_("Counters"), required=False)
def __init__(self, *args, **kwargs):
super(ProductEditForm, self).__init__(*args, **kwargs)
if self.instance.id:
self.fields['counters'].initial = [str(c.id) for c in self.instance.counters.all()]
def save(self, *args, **kwargs):
ret = super(ProductEditForm, self).save(*args, **kwargs)
if self.fields['counters'].initial:
for cid in self.fields['counters'].initial:
c = Counter.objects.filter(id=int(cid)).first()
c.products.remove(self.instance)
c.save()
for cid in self.cleaned_data['counters']:
c = Counter.objects.filter(id=int(cid)).first()
c.products.add(self.instance)
c.save()
return ret
class ProductCreateView(CounterTabsMixin, CanCreateMixin, CreateView):
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"""
A create view for the admins
"""
model = Product
form_class = ProductEditForm
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template_name = 'core/create.jinja'
current_tab = "products"
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class ProductEditView(CounterTabsMixin, CanEditPropMixin, UpdateView):
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"""
An edit view for the admins
"""
model = Product
form_class = ProductEditForm
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pk_url_kwarg = "product_id"
template_name = 'core/edit.jinja'
current_tab = "products"
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class RefillingDeleteView(CanEditPropMixin, DeleteView):
"""
Delete a refilling (for the admins)
"""
model = Refilling
pk_url_kwarg = "refilling_id"
template_name = 'core/delete_confirm.jinja'
def get_success_url(self):
return reverse_lazy('core:user_account', kwargs={'user_id': self.object.customer.user.id})
class SellingDeleteView(CanEditPropMixin, DeleteView):
"""
Delete a selling (for the admins)
"""
model = Selling
pk_url_kwarg = "selling_id"
template_name = 'core/delete_confirm.jinja'
def get_success_url(self):
return reverse_lazy('core:user_account', kwargs={'user_id': self.object.customer.user.id})
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# Cash register summaries
class CashRegisterSummaryForm(forms.Form):
"""
Provide the cash summary form
"""
ten_cents = forms.IntegerField(label=_("10 cents"), required=False)
twenty_cents = forms.IntegerField(label=_("20 cents"), required=False)
fifty_cents = forms.IntegerField(label=_("50 cents"), required=False)
one_euro = forms.IntegerField(label=_("1 euro"), required=False)
two_euros = forms.IntegerField(label=_("2 euros"), required=False)
five_euros = forms.IntegerField(label=_("5 euros"), required=False)
ten_euros = forms.IntegerField(label=_("10 euros"), required=False)
twenty_euros = forms.IntegerField(label=_("20 euros"), required=False)
fifty_euros = forms.IntegerField(label=_("50 euros"), required=False)
hundred_euros = forms.IntegerField(label=_("100 euros"), required=False)
check_1_value = forms.DecimalField(label=_("Check amount"), required=False)
check_1_quantity = forms.IntegerField(label=_("Check quantity"), required=False)
check_2_value = forms.DecimalField(label=_("Check amount"), required=False)
check_2_quantity = forms.IntegerField(label=_("Check quantity"), required=False)
check_3_value = forms.DecimalField(label=_("Check amount"), required=False)
check_3_quantity = forms.IntegerField(label=_("Check quantity"), required=False)
check_4_value = forms.DecimalField(label=_("Check amount"), required=False)
check_4_quantity = forms.IntegerField(label=_("Check quantity"), required=False)
check_5_value = forms.DecimalField(label=_("Check amount"), required=False)
check_5_quantity = forms.IntegerField(label=_("Check quantity"), required=False)
comment = forms.CharField(label=_("Comment"), required=False)
emptied = forms.BooleanField(label=_("Emptied"), required=False)
def save(self, counter):
cd = self.cleaned_data
summary = CashRegisterSummary(
counter=counter,
user=counter.get_random_barman(),
comment=cd['comment'],
emptied=cd['emptied'],
)
summary.save()
# Cash
if cd['ten_cents']: CashRegisterSummaryItem(cash_summary=summary, value=0.1, quantity=cd['ten_cents']).save()
if cd['twenty_cents']: CashRegisterSummaryItem(cash_summary=summary, value=0.2, quantity=cd['twenty_cents']).save()
if cd['fifty_cents']: CashRegisterSummaryItem(cash_summary=summary, value=0.5, quantity=cd['fifty_cents']).save()
if cd['one_euro']: CashRegisterSummaryItem(cash_summary=summary, value=1, quantity=cd['one_euro']).save()
if cd['two_euros']: CashRegisterSummaryItem(cash_summary=summary, value=2, quantity=cd['two_euros']).save()
if cd['five_euros']: CashRegisterSummaryItem(cash_summary=summary, value=5, quantity=cd['five_euros']).save()
if cd['ten_euros']: CashRegisterSummaryItem(cash_summary=summary, value=10, quantity=cd['ten_euros']).save()
if cd['twenty_euros']: CashRegisterSummaryItem(cash_summary=summary, value=20, quantity=cd['twenty_euros']).save()
if cd['fifty_euros']: CashRegisterSummaryItem(cash_summary=summary, value=50, quantity=cd['fifty_euros']).save()
if cd['hundred_euros']: CashRegisterSummaryItem(cash_summary=summary, value=100, quantity=cd['hundred_euros']).save()
# Checks
if cd['check_1_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_1_value'], quantity=cd['check_1_quantity']).save()
if cd['check_2_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_2_value'], quantity=cd['check_2_quantity']).save()
if cd['check_3_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_3_value'], quantity=cd['check_3_quantity']).save()
if cd['check_4_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_4_value'], quantity=cd['check_4_quantity']).save()
if cd['check_5_quantity']: CashRegisterSummaryItem(cash_summary=summary, value=cd['check_5_value'], quantity=cd['check_5_quantity']).save()
if summary.items.count() < 1:
summary.delete()
class CounterCashSummaryView(CanViewMixin, DetailView):
"""
Provide the cash summary form
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/cash_register_summary.jinja'
def get(self, request, *args, **kwargs):
self.object = self.get_object()
if len(self.object.get_barmen_list()) < 1:
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args,
kwargs={'counter_id': self.object.id}))
self.form = CashRegisterSummaryForm()
return super(CounterCashSummaryView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
self.object = self.get_object()
if len(self.object.get_barmen_list()) < 1:
return HttpResponseRedirect(reverse_lazy('counter:details', args=self.args,
kwargs={'counter_id': self.object.id}))
self.form = CashRegisterSummaryForm(request.POST)
if self.form.is_valid():
self.form.save(self.object)
return HttpResponseRedirect(self.get_success_url())
return super(CounterCashSummaryView, self).get(request, *args, **kwargs)
def get_success_url(self):
return reverse_lazy('counter:details', kwargs={'counter_id': self.object.id})
def get_context_data(self, **kwargs):
""" Add form to the context """
kwargs = super(CounterCashSummaryView, self).get_context_data(**kwargs)
kwargs['form'] = self.form
return kwargs
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class CounterActivityView(DetailView):
"""
Show the bar activity
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/activity.jinja'
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class CounterStatView(DetailView):
"""
Show the bar stats
"""
model = Counter
pk_url_kwarg = "counter_id"
template_name = 'counter/stats.jinja'
def get_context_data(self, **kwargs):
""" Add stats to the context """
from django.db.models import Sum, Case, When, F, DecimalField
kwargs = super(CounterStatView, self).get_context_data(**kwargs)
kwargs['Customer'] = Customer
semester_start = Subscription.compute_start(d=date.today(), duration=3)
kwargs['total_sellings'] = Selling.objects.filter(date__gte=semester_start,
counter=self.object).aggregate(total_sellings=Sum(F('quantity')*F('unit_price'),
output_field=CurrencyField()))['total_sellings']
kwargs['top'] = Selling.objects.values('customer__user').annotate(
selling_sum=Sum(
Case(When(counter=self.object,
date__gte=semester_start,
unit_price__gt=0,
then=F('unit_price')*F('quantity')),
output_field=CurrencyField()
)
)
).exclude(selling_sum=None).order_by('-selling_sum').all()[:100]
return kwargs
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class CashSummaryListView(CanEditPropMixin, CounterTabsMixin, ListView):
"""Display a list of cash summaries"""
model = CashRegisterSummary
template_name = 'counter/cash_summary_list.jinja'
context_object_name = "cashsummary_list"
current_tab = "cash_summary"
def get_context_data(self, **kwargs):
""" Add sums to the context """
kwargs = super(CashSummaryListView, self).get_context_data(**kwargs)
kwargs['summaries_sums'] = {}
kwargs['refilling_sums'] = {}
for c in Counter.objects.filter(type="BAR").all():
last_summary = CashRegisterSummary.objects.filter(counter=c, emptied=True).order_by('-date').first()
if last_summary:
last_date = last_summary.date
else:
last_date = datetime(year=1994, month=5, day=17, tzinfo=pytz.UTC) # My birth date should be old enough
kwargs['summaries_sums'][c.name] = sum([s.get_total() for s in CashRegisterSummary.objects.filter(counter=c, date__gt=last_date).all()])
kwargs['refilling_sums'][c.name] = sum([s.amount for s in Refilling.objects.filter(counter=c, date__gt=last_date).all()])
return kwargs