shimatta-kenkyusho/shimatta_kenkyusho/parts/views.py

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from django.shortcuts import render, redirect
from django.urls import resolve, reverse
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from django.contrib.auth import logout, login
from django.http import HttpResponse
from .navbar import NavBar
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from django.contrib.auth.forms import AuthenticationForm as AuthForm
from django.views import View
import django.forms as forms
from django.views.generic import TemplateView, DetailView
from django.contrib.auth.mixins import LoginRequiredMixin, PermissionRequiredMixin
from .models import Storage, Stock
from .qr_parser import QrCodeValidator
from django.core.paginator import Paginator
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class QrSearchForm(forms.Form):
my_qr_validator = QrCodeValidator()
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
qr_search = forms.CharField(label='qr_search', validators=[my_qr_validator])
class BaseTemplateMixin(object):
navbar_selected = ''
base_title = ''
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
base_context = {
'navbar': NavBar.get_navbar(self.navbar_selected, self.request.user),
'title': NavBar.get_brand()+' / '+ self.base_title,
'login_active': False,
}
context['base'] = base_context
return context
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def post(self, request, *args, **kwargs):
data = request.POST
if 'qr_search' not in data:
super().post(request, *args, **kwargs)
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print('QR',data['qr_search'])
f = QrSearchForm(data)
if f.is_valid():
return redirect(f.my_qr_validator.get_redirect_url(f.cleaned_data['qr_search']))
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return self.get(request)
class MainView(BaseTemplateMixin, TemplateView):
template_name = 'parts/main.html'
navbar_selected = 'Main'
base_title = 'Main'
def logout_view(request):
logout(request)
return redirect('parts-main')
def login_view(request):
base_context = {
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'navbar': NavBar.get_navbar('Login', request.user),
'title': NavBar.get_brand()+' / '+'Login',
'login_active': True,
}
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if request.user.is_authenticated:
next_param = request.GET.get('next')
if next_param is not None:
return redirect(next_param)
else:
return redirect('parts-main')
if request.method == 'POST':
form = AuthForm(data=request.POST)
if form.is_valid():
valid_user = form.get_user()
login(request, valid_user)
next_param = request.GET.get('next')
if next_param is not None:
return redirect(next_param)
else:
return redirect('parts-main')
else:
form = AuthForm()
context = {
'base': base_context,
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'form': form,
}
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return render(request, 'parts/login.html', context)
# Create your views here.
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class ComponentView(LoginRequiredMixin, BaseTemplateMixin, TemplateView):
template_name = 'parts/components.html'
base_title = 'Components'
navbar_selected = 'Components'
class StockView(LoginRequiredMixin, BaseTemplateMixin, TemplateView):
template_name = 'parts/stocks.html'
base_title = 'Stocks'
navbar_selected = 'Stocks'
default_pagination_size = 25
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
storage_page = self.request.GET.get('storage_page')
if storage_page is None:
storage_page = 1
low_stock_page = self.request.GET.get('low_stock_page')
if low_stock_page is None:
low_stock_page = 1
storage_paginator = Paginator(Storage.objects.filter(parent_storage=None), self.default_pagination_size)
low_stock_paginator = Paginator(Stock.get_under_watermark(),
self.default_pagination_size)
context['low_stocks'] = low_stock_paginator.get_page(low_stock_page)
context['storages'] = storage_paginator.get_page(storage_page)
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return context
class StockViewDetail(LoginRequiredMixin, BaseTemplateMixin, DetailView):
template_name = 'parts/stocks-detail.html'
model = Storage
pk_url_kwarg = 'uuid'
base_title = ''
navbar_selected = 'Stocks'
default_pagination_size = 8
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def get_breadcrumbs(self):
crumbs = self.object.get_path_components()
# Reverse list and drop the last element of the reversed list
crumbs = crumbs[::-1][:-1]
return crumbs
def get_context_data(self, **kwargs):
self.base_title = 'Stocks / ' + self.object.name
context = super().get_context_data(**kwargs)
context['breadcrumbs'] = self.get_breadcrumbs()
storage_page = self.request.GET.get('storage_page')
if storage_page is None:
storage_page = 1
storage_paginator = Paginator(Storage.objects.filter(parent_storage=self.object), self.default_pagination_size)
context['storages'] = storage_paginator.get_page(storage_page)
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return context