def AddInterests(User, Data):
for item in Data:
if item['type'] == 'new':
topic_data = {
'name': item['text'],
'added_by': User,
'description': ''
}
if TopicController.AddTopic(Data=topic_data):
# Creating a new object for the interest and adding the parameters
new_interest = interest.objects.create(
user=User,
topic=TopicController.GetTopic(Name=item['text'])[0])
# Saving the interest
new_interest.save()
else:
# Checking if interest is present in database for the user
qs = interest.objects.filter(
user=User,
topic=TopicController.GetTopic(Name=item['text'])[0])
if qs.count() == 0:
# Creating a new object for the interest and adding the parameters
new_interest = interest.objects.create(
user=User,
topic=TopicController.GetTopic(Name=item['text'])[0])
# Saving the interest
new_interest.save()
return True
def UpdateInterests(User, Data):
# Getting the interests for the user
qs = interest.objects.filter(user=User)
# Converting the query results into a list
qs_list = list(qs)
# Printing the query set
print(qs_list)
# Looping through each item in the Data
for item in Data:
# Checking if the interest was previously added
if item['type'] == 'old':
# Filtering the query set for the topic name and the topic is not present
if qs.filter(topic__name=item['text']).count() == 0:
# Creating a new object of interest and adding the parameters
new_interest = interest.objects.create(
user=User,
topic=TopicController.GetTopic(Name=item['text'])[0])
# Saving the interest object
new_interest.save()
# Filtering th equery set for the topic name and topic is present
elif qs.filter(topic__name=item['text']).count() == 1:
# Removing the item from the query set and *not from the database*
print('Removing')
print(item)
qs_list.remove(
list(qs.filter(topic__name=item['text']))[0])
# Printing the query set
print(qs_list)
# Checking if interest is newly added by the user
elif item['type'] == 'new':
# Making a dictionary for the topic parameters
topic_data = {
'name': item['text'],
'added_by': User,
'description': ''
}
# Adding the new topic into the database
if TopicController.AddTopic(Data=topic_data):
# Creating a new object for the interest and adding the parameters
new_interest = interest.objects.create(
user=User,
topic=TopicController.GetTopic(Name=item['text'])[0])
# Saving the interest
new_interest.save()
# Deleting the unused item from the database
for item in qs_list:
item.delete()
# Returning
return True
def post(self, request, *args, **kwargs):
# Getting the data from the request
data = json.loads(request.body.decode('utf-8'))
# Checking if the user is authenticated
if request.user.is_authenticated():
# Making a dictionary for the review parameters
new_topic = {
'name': data.get('name'),
'description': data.get('description'),
'added_by': request.user,
}
# Adding the new review into the database
if TopicController.AddTopic(new_topic):
InterestController.AddInterests(User=request.user,
Data=[{
'type': 'old',
'text': data.get('name')
}])
# Returning the response with new review added
return JsonResponse({'AddTopicStatus': True})
else:
# Returning the response with unable add new review
return JsonResponse({'AddTopicStatus': False})