From 1fe10e218506c5ce14fcb7c500768fb4a1b48a88 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ivan=20Ho=CC=88rler?= <i.hoerler@me.com>
Date: Sun, 4 Feb 2018 18:32:54 +0100
Subject: [PATCH] commit for andreas

---
 django/didgeridoo/webshop/models.py           |  3 +-
 .../templates/webshop/article_details.html    | 14 +++--
 .../webshop/templates/webshop/cart.html       |  9 ++++
 .../webshop/templates/webshop/nav.html        |  2 +-
 django/didgeridoo/webshop/urls.py             |  3 ++
 django/didgeridoo/webshop/views.py            | 52 ++++++++++++++++++-
 6 files changed, 73 insertions(+), 10 deletions(-)
 create mode 100644 django/didgeridoo/webshop/templates/webshop/cart.html

diff --git a/django/didgeridoo/webshop/models.py b/django/didgeridoo/webshop/models.py
index c41f4f5..1d966f9 100644
--- a/django/didgeridoo/webshop/models.py
+++ b/django/didgeridoo/webshop/models.py
@@ -100,9 +100,8 @@ class OrderPosition(models.Model):
 
 class ShoppingCart(models.Model):
     """ Cart to User Relationships """
-    name = models.CharField(max_length=200)
+    name = models.CharField(max_length=200, null=True)
     user = models.ForeignKey(User, on_delete=models.CASCADE)
-    article = models.ManyToManyField(Article)
 
     def __str__(self):
         return self.name
diff --git a/django/didgeridoo/webshop/templates/webshop/article_details.html b/django/didgeridoo/webshop/templates/webshop/article_details.html
index eda8ff6..a16a642 100644
--- a/django/didgeridoo/webshop/templates/webshop/article_details.html
+++ b/django/didgeridoo/webshop/templates/webshop/article_details.html
@@ -6,11 +6,15 @@
     <p><b>Stock:</b> {{ article.stock }}</p>
     <p><b>Status:</b> {{ article.status }}</p>
     <p><b>Price:</b> {{ article.price_in_chf }} {{ currency_name }}</p>
-    <form id="amount" action="" method="POST" novalidate>
-      {{ amount.as_p }}
-      <input type="submit" value="Add to Cart" />
-      {% csrf_token %}
-    </form>
+    {% if user.is_authenticated %}
+      <form id="amount" action="" method="POST" novalidate>
+        {{ amount.as_p }}
+        <input type="submit" value="Add to Cart" />
+        {% csrf_token %}
+      </form>
+    {% else %}
+      <p> please login to fill your basket...</p>
+    {% endif %}
     {% for picture in picture_list %}
         <p><img src="{{ MEDIA_URL }}{{ picture.image }}" width="200" /></p>
     {% endfor %}
diff --git a/django/didgeridoo/webshop/templates/webshop/cart.html b/django/didgeridoo/webshop/templates/webshop/cart.html
new file mode 100644
index 0000000..bf1f238
--- /dev/null
+++ b/django/didgeridoo/webshop/templates/webshop/cart.html
@@ -0,0 +1,9 @@
+{% extends "webshop/base.html" %}
+{% block section_title %}<h1>Cart</h1>{% endblock %}
+{% block content %}
+    <h3>List of Items in your Shopping Cart:</h3>
+    <p>{{ article.description }}</p>
+    <p><b>in Stock:</b> {{ article.stock }}</p>
+    <p><b>Amount you whant:</b> {{ article.amount }}</p>
+    <p><b>Price:</b> {{ article.price_in_chf }} {{ currency_name }}</p>
+{% endblock %}
diff --git a/django/didgeridoo/webshop/templates/webshop/nav.html b/django/didgeridoo/webshop/templates/webshop/nav.html
index d5c22c9..8aa7f44 100644
--- a/django/didgeridoo/webshop/templates/webshop/nav.html
+++ b/django/didgeridoo/webshop/templates/webshop/nav.html
@@ -6,7 +6,7 @@
         HOME
       </a>
       <ul class="nav navbar-nav">
-        <li><a href="#">CART</a></li>
+        <li><a href="{% url 'cart' %}">CART</a></li>
         {% if user.is_authenticated %}
         <li>
           <a href="{% url 'profile' %}">PROFILE</a>
diff --git a/django/didgeridoo/webshop/urls.py b/django/didgeridoo/webshop/urls.py
index 5a4685e..e59619a 100644
--- a/django/didgeridoo/webshop/urls.py
+++ b/django/didgeridoo/webshop/urls.py
@@ -17,4 +17,7 @@ urlpatterns = [
     url(r'^registration/$',
         views.registration,
         name='registration'),
+    url(r'^cart/$',
+        views.cart,
+        name='cart'),
 ]
diff --git a/django/didgeridoo/webshop/views.py b/django/didgeridoo/webshop/views.py
index e16991b..19d8914 100644
--- a/django/didgeridoo/webshop/views.py
+++ b/django/didgeridoo/webshop/views.py
@@ -4,7 +4,7 @@ from django.contrib.auth.decorators import login_required
 from django.contrib.auth.models import User
 from django.contrib.auth.forms import UserCreationForm
 from webshop.models import (Article, Category, ArticleStatus, Person,
-                            City, Picture)
+                            City, Picture, CartPosition, ShoppingCart)
 from webshop.forms import RegistrationForm, AddToCartForm
 
 from currencies.models import ExchangeRate, ExchangeRate_name
@@ -144,7 +144,16 @@ def article_details(request, article_id):
             if amount.is_valid():
                 print("is valid")
                 amount = amount.cleaned_data['amount']
-                print("amount:", amount, "article_id:", article_id)
+                currency_id = request.session['currency']
+                print("amount:", amount,
+                      "article_id:", article_id,
+                      "currency_id:", currency_id)
+                cart_position = CartPosition.objects.create(
+                    article=article_id,
+                    amount=amount,
+                    cart=ShoppingCart.objects.get(user=request.user)
+                    )
+                cart_position.save()
                 amount = AddToCartForm()
         else:
             amount = AddToCartForm()
@@ -203,3 +212,42 @@ def registration(request):
                   {'profile_form': profile_form,
                    'category_list': category_list,
                    'user_form': user_form})
+
+
+def cart(request):
+    currencies_form = CurrenciesForm
+    rate = ExchangeRate
+    article_view = True
+    currency_name = "CHF"
+
+    if not 'currency' in request.session:
+        request.session['currency'] = None
+    currency = request.session['currency']
+    if request.method == 'POST':
+        currencies_form = CurrenciesForm(request.POST)
+        if currencies_form.is_valid():
+            cf = currencies_form.cleaned_data
+            if cf['currencies']:
+                selection = cf['currencies']
+                request.session['currency'] = selection.id
+                currency_name = ExchangeRate_name.objects.get(id=selection.id)
+            else:
+                request.session['currency'] = None
+
+    cart_id = ShoppingCart.objects.get(user=request.user)
+    articles = CartPosition.objects.filter(cart=cart_id)
+    articles_list = list(articles)
+    for idx, article in enumerate(articles_list):
+        article.price_in_chf = rate.exchange(
+            currency, article.price_in_chf)
+        articles_list[idx] = article
+
+        currency_name = ExchangeRate_name.objects.get(id=currency)
+        article.price_in_chf = rate.exchange(currency, article.price_in_chf)
+
+    return render(request, 'webshop/cart.html',
+                  {'article': article,
+                   'currencies_form': currencies_form,
+                   'article_view': article_view,
+                   'currency_name': currency_name,
+                   })