def update(request):
if request.method == "POST":
body_unicode = request.body.decode('utf-8')
body = json.loads(body_unicode) if body_unicode != "" else {}
add = body.get('add') #Также без условия на нахождение
delete = body.get('delete')
update = body.get('update')
author_id = body.get('author_id')
author = Author.get(id=author_id)
answer = {'deleted': [], 'added': [], 'updated': []}
for delete_id in delete:
book = Book.get(id=delete_id)
if book is not None:
book.delete()
answer['deleted'].append(delete_id)
for book_update in update:
book = Book.get(id=book_update['id'])
if book is not None:
title = book_update.get('title')
description = book_update.get('description')
price = book_update.get('price')
if title == "" or description == "" or price == "":
book_update['status'] = 'error'
else:
book.title = title
book.description = description
book.price = price
book.save()
book_update['status'] = ''
answer['updated'].append(book_update)
for book_add in add:
title = book_add.get('title')
description = book_add.get('description')
price = book_add.get('price')
if title == "" or description == "" or price == "":
book_add['status'] = 'error'
else:
book = Book.create(title, description, price, author)
book_add['status'] = ''
book_add['new'] = False
book_add['id'] = book.id
answer['added'].append(book_add)
return HttpResponse(json.dumps(answer))
else:
return HttpResponseRedirect('/')
def get(request):
if request.method == "POST":
body_unicode = request.body.decode('utf-8')
body = json.loads(body_unicode) if body_unicode != "" else {}
data = body.get(
'data'
) #Не стал делать условие на отсутствие параметров, ибо всё равно сам пишу данные отправки (хотя стоило бы)
if data == 'authors':
authors = Author.objects.all()
return HttpResponse(
json.dumps([author.serialize() for author in authors]))
elif data == 'books':
author_id = body.get('author_id')
author = Author.get(id=author_id)
books = Book.get(all=True, author=author)
return HttpResponse(
json.dumps([book.serialize() for book in books]))
else:
return HttpResponseRedirect('/')
