added ability to edit bids

bookshare/trades/models.py

@@ -129,6 +129,8 @@ class Bid(TimeStampedModel):
         validators=[MaxValueValidator(1000)],)
     text = models.CharField(blank=True, max_length=2000,)
 
+    slug = RandomSlugField(length=6)
+
     def __unicode__(self):
         return '%s\'s bid for $%s' % (self.bidder, str(self.price))
 

bookshare/trades/templates/bid_edit.html

+{% extends 'layouts/base.html' %}
+
+{% block title %}
+SRCT Bookshare • {{ listing.title }} • Edit Bid
+{% endblock %}
+
+{% block content %}
+
+<div class="page-header" id="banner">
+  <div class="row">
+    <div class="col-lg-12 text-center">
+      <h1><strong>SRCT</strong>&#8203;BOOKSHARE</h1>
+      <p class="lead text-center"><strong>Edit Bid for <em>{{ bid.listing.title }}</em></strong></p>
+    </div>
+  </div>
+</div>
+
+<div class="row">
+  <div class="col-md-8 col-md-offset-2">
+    <div class="panel panel-default">
+      <div class="panel-heading">
+        <form action="" method="post">{% csrf_token %}
+          {{ form.as_p }}
+          <input type="submit" value="Update" class="btn btn-primary" />
+          <input type="cancel" value="Never Mind" class="btn btn-default" onclick="history.back()"/>
+        </form>
+      </div>
+    </div>
+  </div>
+</div>
+{% endblock %}

bookshare/trades/templates/detail_listing.html

@@ -301,6 +301,9 @@ SRCT Bookshare • {{ listing.title }}
             </div>
 
             <div class="col-md-2 col-sm-6 col-xs-6 text-center">
+            {% if not listing.sold or not listing.cancelled and bid.bidder.user == request.user %}
+              <h4><a href="{% url 'edit_bid' listing.slug bid.slug %}"<span class="label label-default">Edit</span></a></h4>
+            {% endif %}
             {% if bid == listing.winning_bid %}
               <h4><small><span class="label label-success">Winning Bid</span></small> <strong>${{ bid.price }}</strong></h4>
             {% else %}

bookshare/trades/urls.py

@@ -4,7 +4,7 @@ from django.conf.urls import patterns, url
 from .views import ListListings, CreateListing, ListingPage,\
     CreateFlag, DeleteFlag, EditListing, SellListing,\
     UnSellListing, CancelListing, ReopenListing, CreateRating,\
-    EditRating, DeleteRating
+    EditRating, DeleteRating, EditBid
 
 
 urlpatterns = patterns('',
@@ -17,6 +17,9 @@ urlpatterns = patterns('',
     url(r'^listing/(?P<slug>[\w-]+)/$',
         ListingPage.as_view(), name='detail_listing'),
 
+    url(r'^listing/(?P<listing_slug>[\w-]+)/bid/(?P<slug>[\w-]+)/$',
+        EditBid.as_view(), name='edit_bid'),
+
     url(r'^listing/(?P<slug>[\w-]+)/flag/$',
         CreateFlag.as_view(), name='create_flag'),
 

bookshare/trades/views.py

@@ -292,11 +292,37 @@ class DeleteBid(LoginRequiredMixin, DeleteView):
     # can be deleted by either creator or person for lister
 
 
-class EditBid(LoginRequiredMixin, UpdateView):
+class EditBid(LoginRequiredMixin, FormValidMessageMixin, UpdateView):
     model = Bid
+    template_name = 'bid_edit.html'
+    context_object_name = 'bid'
+    #form_class = EditBidForm
+    login_url = 'login'
+
+    form_valid_message = "Your listing was successfully updated!"
+
+    fields = ['price', 'text', ]
+
     success_url = '/'
 
-    # can only be edited by the bidder
+    def get_success_url(self):
+        return reverse('detail_listing',
+                       kwargs={'slug': self.object.listing.slug })
+
+    def get_context_data(self, **kwargs):
+        context = super(EditBid, self).get_context_data(**kwargs)
+
+        me = Student.objects.get(user=self.request.user)
+
+        bidding_student = self.get_object().bidder
+
+        if not(bidding_student == me):
+            return HttpResponseForbidden()
+
+        if bid.listing.sold or bid.listing.cancelled:
+            raise Http404
+
+        return context
 
 
 class EditListing(LoginRequiredMixin, FormValidMessageMixin, UpdateView):