def use(request):
"""Use selected item (if it is usable) from users inventory"""
req = json.load(reader(request))
student = Student.objects.get(user=request.user)
avatar = Avatar.objects.get(student=student)
item = Item.objects.get(id=req['item_to_use'])
if not Possession.objects.all().filter(avatar=avatar, item=item):
return HttpResponse('')
Possession.objects.filter(avatar=avatar, item=item).delete()
return HttpResponse('')
def sell(request):
"""Transfer the selected item from user's inventory to the shop.
User recieves full items price"""
req = json.load(reader(request))
student = Student.objects.get(user=request.user)
avatar = Avatar.objects.get(student=student)
item = Item.objects.get(id=req['item_to_sell'])
if not Possession.objects.all().filter(avatar=avatar, item=item):
return HttpResponse('')
Possession.objects.filter(avatar=avatar, item=item).delete()
avatar.point_balance += item.price
avatar.save()
return HttpResponse('')
def buy(request):
"""Transfer selected item from the shop to user's inventory
and charges him accordingly"""
req = json.load(reader(request))
student = Student.objects.get(user=request.user)
avatar = Avatar.objects.get(student=student)
item = Item.objects.get(id=req['item_to_buy'])
if item.price > avatar.point_balance:
return HttpResponse('')
if not Possession.objects.all().filter(avatar=avatar, item=item):
avatar.point_balance -= item.price
avatar.save()
b = Possession(avatar=avatar, item=item)
b.save()
return HttpResponse('')
