Im receiving a 500 server error, when I trying to obtain data wiith ajax
from my model.
My details are as follows:
*Model:*
class Item(models.Model):
"""Items Product model"""
operation = models.ForeignKey(Operation, on_delete=models.CASCADE)
brand = models.ForeignKey(Brand, on_delete=models.CASCADE)
subcategory = models.ForeignKey(SubcategoryItem,
on_delete=models.CASCADE)
categ = models.ForeignKey(CategItem, on_delete=models.CASCADE)
section = models.ForeignKey(Section, on_delete=models.CASCADE)
currency = models.ForeignKey(Currency, on_delete=models.CASCADE)
item_name = models.CharField(max_length=255, verbose_name='item')
item_description = models.TextField(null=True)
item_SKU = models.CharField(max_length=100, null=False, blank=True)
ean = models.CharField(max_length=100, unique=True)
created_at = models.DateTimeField(auto_now_add=True)
updated_at = models.DateTimeField(auto_now=True)
status = models.CharField(max_length=100, null=True)
is_active = models.BooleanField()
price = models.PositiveIntegerField(null=True)
purchase_price = models.PositiveIntegerField(null=True, blank=True)
tax = models.PositiveIntegerField(null=True)
color = models.CharField(max_length=30, null=True)
size = models.CharField(max_length=3, null=True, blank=True)
weight = models.CharField(max_length=5, null=True, blank=True)
height = models.CharField(max_length=5, null=True, blank=True)
image = models.ImageField(
upload_to='backoffice/static/images',
blank=True,
null=True
)
image_1 = models.ImageField(
upload_to='backoffice/static/images',
blank=True,
null=True
)
image_2 = models.ImageField(
upload_to='backoffice/static/images',
blank=True,
null=True
)
image_3 = models.ImageField(
upload_to='backoffice/static/images',
blank=True,
null=True
)
image_4 = models.ImageField(
upload_to='backoffice/static/images',
blank=True,
null=True
)
image_5 = models.ImageField(
upload_to='backoffice/static/images',
blank=True,
null=True
)
class Meta:
ordering = ('item_name',)
def __str__(self):
return self.item_name
def toJson(self):
item = model_to_dict(self)
item['item_name'] = self.item_name.toJson()
item['item_description'] = self.item_description.toJson()
item['item_SKU'] = self.item_SKU.toJson()
item['operation'] = self.operation.toJson()
item['brand'] = self.brand.toJson()
item['subcategory'] = self.subcategory.toJson()
item['categ'] = self.categ.toJson()
item['section'] = self.section.toJson()
item['price'] = format(self.price, '.2f')
item['purchase_price'] = format(self.purchase_price, '.2f')
item['tax'] = format(self.tax, '.2f')
item['weight'] = format(self.weight, '.2f')
item['height'] = format(self.height, '.2f')
return item
def get_absolute_url(self):
return reverse('all_items.html', kwargs={'pk':self.id})
*HTML :*
<div class="input-group mb-3 col-md-8">
<span class="input-group-append">
<button type="button" class="btn btn-danger"><i
class="fa fa-search" style="color:#fff" ></i>
</button>
</span>
<input type="text" id="search_box" name="search_box"
class="form-control" value="" placeholder="Find the items you need add to
invoice">
</div>
*Ajax*
$('#search_box').autocomplete({
source:function(request, response){
alert(request.term);
$.ajax({
url:window.location.pathname,
type: 'POST',
data: {
'action':'search_item',
'term': request.term
},
dataType:'json',
}).done(function(data){
response(data);
alert('hola');
}).fail(function (jqXHR,textStatus, errorTrown){
alert( errorTrown);
}).always(function(data){
});
},
delay: 500,
minLength: 1,
select: function(event, ui){
console.log(ui.item);
}
});
*Sold.py View*
#Creating an invoice instance
class SoldCreate(LoginRequiredMixin, CreateView):
model = Sold
form_class = SoldForm
template_name = 'solds/add_invoice.html'
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['tittle'] = 'Sold Forms'
context['table_tittle'] = 'New sold'
context['table_subtittle'] = 'Add here your new solds'
return context
@method_decorator(csrf_exempt)
def dispatch(self, *args, **kwargs):
return super().dispatch(*args, **kwargs)
@method_decorator(csrf_exempt)
def post(self, request, *args,**kwargs):
data={}
try:
action == request.POST['action']
if action == 'search_item':
data = []
prods =
Item.objects.filter(name__icontains=request.POST['term'])
for i in prods:
item = i.item_description
item['value'] = i.item_name
data.append(item)
else:
data['error']='no ha ingresado una opcion'
except Exception as e:
data['error'] = str(e)
return JsonResponse(data, safe=False)
def get_success_url(self):
return reverse('all_sold')
Thanks a lot in advance
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