Merge branch 'cart' of git.2li.ch:ibz/web_AI-5 into cart
This commit is contained in:
Andreas Zweili
commit
203d907508
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@ -67,20 +67,10 @@ class AddToCartForm(forms.Form):
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class CartForm(forms.Form):
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amount_field = forms.IntegerField(
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amount_form = forms.FloatField(
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label='pce',
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help_text='Enter a Value between 1 and 99.')
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def change_amount(self, article):
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print('CartForm.ChangeAmount')
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position = CartPosition.objects.get(article=article)
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self.amount_field = forms.IntegerField(
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label='pce',
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help_text='Enter a Value between 1 and 99.',
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initial=position.amount
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)
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return self.amount_field
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class CheckoutForm(forms.Form):
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@ -13,7 +13,7 @@
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<th scope="col">PRICE p.pce.</th>
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<th scope="col">POSITION PRICE</th>
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</tr>
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{% for cart_position in cart_position_list %}
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{% for cart_position, amount_form in cart_position_list_zip %}
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<tr class="table_content">
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<td scope="col">{{ cart_position.id }}</td>
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<td scope="col">{{ cart_position.article.id }}</td>
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@ -26,6 +26,7 @@
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<td scope="col">
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<form id="amount_form" action="" method="POST" novalidate>
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{{ amount_form.as_p }}
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<input type="hidden" value="{{ cart_position.article.id }}" name="article_id">
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<input type="submit" value="change" />
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{% csrf_token %}
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</form>
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@ -64,6 +64,46 @@ def articles_in_category(request, category_id):
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'category': selected_category})
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def restrict_cart_to_one_article(user_name, article_id, amount, operation):
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article = Article.objects.get(id=article_id)
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try:
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# lookup if cart_id is already existent:
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cart_id = ShoppingCart.objects.get(user=user_name)
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except:
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# if cart_id is not existent create a cart:
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cart_id = ShoppingCart.objects.create(user=user_name)
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cart_id.save()
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if cart_id:
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print('restrict_cart_to_one_article cart_id:', cart_id)
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# check if the article is existent in cart already:
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try:
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article_amount = CartPosition.objects.get(
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article=article_id)
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if operation == 'add':
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new_amount = article_amount.amount + amount
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print('restrict_cart_to_one_article add new_amount:', new_amount,
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'article_id', article_id)
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if operation == 'replace':
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new_amount = amount
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print('restrict_cart_to_one_article replace:', new_amount,
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'article_id', article_id)
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# if article is in cart already update amount:
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cart_position = CartPosition.objects.filter(
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id=article_id).update(
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amount=new_amount
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)
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except Exception as e:
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print('restrict_cart_to_one_article except: ', e)
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# if the article is not in cart yet add full item:
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cart_position = CartPosition.objects.create(
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article=article,
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amount=amount,
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position_price=article.price_in_chf,
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cart=ShoppingCart.objects.get(user=user_name)
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)
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cart_position.save()
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def article_details(request, article_id):
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category_list = get_categories()
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currencies_form = CurrenciesForm
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@ -97,34 +137,14 @@ def article_details(request, article_id):
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amount = AddToCartForm(request.POST)
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if amount.is_valid():
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amount = amount.cleaned_data['amount']
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article = Article.objects.get(id=article_id)
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try:
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# lookup if cart_id is already existent:
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cart_id = ShoppingCart.objects.get(user=request.user)
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except:
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# if cart_id is not existent create a cart:
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cart_id = ShoppingCart.objects.create(user=request.user)
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cart_id.save()
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if cart_id:
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# check if the article is existent in cart already:
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try:
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article_amount = CartPosition.objects.get(
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article=article_id)
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new_amount = article_amount.amount + amount
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# if article is in cart already update amount:
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cart_position = CartPosition.objects.filter(
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id=article_id).update(
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amount=new_amount
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)
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except Exception as e:
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# if the article is not in cart yet add full item:
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cart_position = CartPosition.objects.create(
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article=article,
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amount=amount,
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position_price=article.price_in_chf,
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cart=ShoppingCart.objects.get(user=request.user)
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)
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cart_position.save()
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user_name = request.user
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operation = 'add'
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restrict_cart_to_one_article(
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user_name,
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article_id,
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amount,
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operation
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)
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# write default value (1) to form field:
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amount = AddToCartForm()
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else:
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@ -195,54 +215,17 @@ def cart(request):
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article_view = True
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currency_name = "CHF"
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message = ""
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cart_position_list = ""
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prices_in_cart = []
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cart_position_list = []
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amount_form_list = []
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totalprice_list = []
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total = 0
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user_name = request.user
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# here we configure the users Currency:
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if 'currency' not in request.session:
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request.session['currency'] = None
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else:
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currency = request.session['currency']
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# here we handle the normal cart view:
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# if the cart_id is set the user has already added items to cart.
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try:
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cart_id = ShoppingCart.objects.get(user=request.user.id)
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except Exception as e:
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message = "You have no items in the Basket"
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print('try cart_id exception as: ', e)
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cart_id = False
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if cart_id:
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print('cart_id', cart_id)
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articles = CartPosition.objects.filter(cart=cart_id)
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cart_position_list = list(articles)
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# scrap out the details to calculate Total of item and Summ of All:
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for idx, cart_position in enumerate(cart_position_list):
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article = CartPosition.objects.get(
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cart=cart_id,
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article=cart_position.article.id
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)
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cart_position.calculate_position_price()
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if currency:
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print('calc currency')
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# get currencyname to display:
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currency_name = ExchangeRate_name.objects.get(id=currency)
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# get exchange_rate multiplyed:
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cart_position.price_in_chf = rate.exchange(
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currency,
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cart_position.price_in_chf
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)
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totalprice_list.append(cart_position.price_in_chf)
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cart_position_list[idx] = cart_position
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amount_form = CartForm(
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initial=cart_position.amount
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)
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total = sum(totalprice_list)
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# Here we handle all POST Operations:
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if request.method == 'POST':
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print(request.POST)
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@ -260,27 +243,19 @@ def cart(request):
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else:
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request.session['currency'] = None
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# here we react to a change of amount per item in the Cart:
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if 'amount_field' in request.POST:
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print('yes amount post')
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amount_form = CartForm(request.POST,
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cart_id,
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cart_position.article.id)
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if 'amount_form' in request.POST:
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print('amount_form yes amount post')
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amount_form = CartForm(request.POST)
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if amount_form.is_valid():
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amount = amount_form.cleaned_data['amount']
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article = Article.objects.get(id=article_id)
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try:
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cart_id = ShoppingCart.objects.get(user=request.user)
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except:
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cart_id = ShoppingCart.objects.create(user=request.user)
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cart_id.save()
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if cart_id:
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cart_position = CartPosition.objects.create(
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article=article,
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amount=amount,
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cart=ShoppingCart.objects.get(user=request.user)
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)
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cart_position.save()
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amount = CartForm.ChangeAmount()
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amount = amount_form.cleaned_data['amount_form']
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article_id = request.POST.get('article_id')
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operation = 'replace'
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restrict_cart_to_one_article(
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user_name,
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article_id,
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amount,
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operation
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)
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if 'checkout' in request.POST:
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print('checkout')
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@ -289,16 +264,55 @@ def cart(request):
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checkout_form = checkout_form.cleaned_data['checkout']
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print('views checkout checkout_form', checkout_form)
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if checkout_form is True:
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# add to order
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# todo add to order
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order = ''
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# here we handle the normal cart view:
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# if the cart_id is set the user has already added items to cart.
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try:
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cart_id = ShoppingCart.objects.get(user=request.user.id)
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except Exception as e:
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message = "You have no items in the Basket"
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print('try cart_id exception as: ', e)
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cart_id = False
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if cart_id:
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print('cart cart_id', cart_id)
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# get all items in the cart of this customer:
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articles = CartPosition.objects.filter(cart=cart_id)
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# make a list out of all articles:
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cart_position_list = list(articles)
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# enumerate the list of articles and loop over items:
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for idx, cart_position in enumerate(cart_position_list):
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# sub funciton of CartPosition:
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cart_position.calculate_position_price()
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# scrap out the details to calculate Total of item and Summ of All:
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if currency:
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print('calc currency')
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# get currencyname to display:
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currency_name = ExchangeRate_name.objects.get(id=currency)
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# get exchange_rate multiplyed:
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cart_position.price_in_chf = rate.exchange(
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currency,
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cart_position.article.price_in_chf
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)
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totalprice_list.append(cart_position.price_in_chf)
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print('cart cart_position.article.id', cart_position.article.id,
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'articleamount:', cart_position.amount)
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amount_form = CartForm(
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initial={'amount_form': cart_position.amount}
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)
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amount_form_list.append(amount_form)
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cart_position_list[idx] = cart_position
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cart_position_list_zip = zip(cart_position_list, amount_form_list)
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total = sum(totalprice_list)
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checkout_form = CheckoutForm()
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return render(request, 'webshop/cart.html',
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{'cart_position_list': cart_position_list,
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{'cart_position_list_zip': cart_position_list_zip,
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'totalprice_list': totalprice_list,
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'total': total,
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'cart_form': cart_form,
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'currencies_form': currencies_form,
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'amount_form': amount_form,
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'article_view': article_view,
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