def update_book(isbn):
request_data = request.get_json()
if 'name' in request_data:
Book.update_book_name(isbn, request_data['name'])
if 'price' in request_data:
Book.update_book_price(isbn, request_data['price'])
return Response(status=204)
def add_book():
request_data = request.get_json()
if (validBookObject(request_data)):
try:
Book.add_book(request_data['name'], request_data['price'],
request_data['isbn'])
except:
print('Unexpected error: ', sys.exc_info()[0])
print('more error', sys.exc_info()[1])
response = Response("", status=201, mimetype='application/json')
response.headers['Location'] = "/books/" + str(request_data['isbn'])
return response
else:
invalidBookObjectErrorMsg = {
"error":
"Invalid book object passed in request",
"helpString":
"Data passed in similar to this {'name': 'bookname', 'price': 7.99, 'isbn': 792321354533 }"
}
response = Response(json.dumps(invalidBookObjectErrorMsg),
status=400,
mimetype='application/json')
return response
def add_book():
new_book = {
"isbn": request.form['isbn'],
"title": request.form['title'],
"author": request.form['author'],
"quote": request.form['quote']
}
if (validBookObject(new_book)):
Book.add_book(new_book['title'], new_book['author'], new_book['isbn'],
new_book['quote'])
# Response constructor
bookInsertedMsg = "New book successfully inserted as follow: {0}".format(
new_book)
response = Response(json.dumps(bookInsertedMsg),
status=200,
mimetype='application/json')
return response
else:
invalidBookObjectErrorMsg = {
"error": "Invalid book object",
"help": "{'isbn': 1, title': '2', 'author': '3', 'quote': '4'}"
}
response = Response(invalidBookObjectErrorMsg,
status=400,
mimetype='application/json')
return response
def replace_book():
changed_book = {
"isbn": request.form['isbn'],
"title": request.form['title'],
"author": request.form['author'],
"quote": request.form['quote']
}
if (not validBookObject(changed_book)):
invalidBookObjectErrorMsg = {
"error": "Invalid book object",
"help": "{'title': '1', 'author': '2', 'quote': '3'}"
}
response = Response(json.dumps(invalidBookObjectErrorMsg),
status=400,
mimetype='application/json')
return response
Book.replace_book(oldIsbn, changed_book["isbn"], changed_book["title"],
changed_book["author"], changed_book["quote"])
response = Response("Book changed!", status=204)
replacementCompletedMsg = {
'success': 'Book replaced successfully:{0}'.format(changed_book)
}
response = Response(json.dumps(replacementCompletedMsg),
status=200,
mimetype='application/json')
return response
def patch_book(isbn):
request_data = request.get_json()
if 'name' in request_data:
Book.update_name(isbn, request_data['name'])
if 'price' in request_data:
Book.update_price(isbn, request_data['price'])
response = Response("", status=204)
response.headers['Location'] = 'books' + str(isbn)
return response
def replace_book(isbn):
request_data = request.get_json()
if valid_book_object_put(request_data):
Book.replace_book(isbn, request_data['name'], request_data['price'])
return Response(status=204)
else:
invalid_error_msg = {'error': "Invalid book passed in request"}
return Response(response=json.dumps(invalid_error_msg),
status=400,
mimetype='application/json')
def add_book():
request_data = request.get_json()
if validate_book(request_data):
Book.add_book(request_data['isbn'], request_data['name'], request_data['price'])
response = Response("", 201, mimetype='application/json')
response.headers['Location'] = '/books/' + str(request_data['isbn'])
return response
else:
return Response('Invalid book object. Must include "name", "price", and "isbn"', status=400,
mimetype='application/json')
def update_book(isbn):
request_data = request.get_json()
if ("name" in request_data):
Book.update_book_name(isbn, request_data['name'])
if ("price" in request_data):
Book.update_book_price(isbn, request_data['price'])
response = Response("", status=204)
response.headers['Location'] = '/books' + str(isbn)
return response
def update_book(isbn):
request_data = request.get_json()
# Do the updates
if "name" in request_data:
Book.update_book_name(isbn, request_data['name'])
if "price" in request_data:
Book.update_book_price(isbn, request_data['price'])
response = Response("", status=204)
response.headers['Location'] = "/books/" + str(isbn)
return response
def add_book():
request_data = request.get_json()
if validBookObject(request_data):
Book.add_book(request_data['name'], request_data['price'], request_data['isbn'], )
response = Response('', 201, mimetype='application/json')
response.headers['Location'] = '/books/' + str(request_data['isbn'])
return response
else:
invalidBookObjectErrorMsg = {
"error": "Invalid book object passed in request",
"helpString": "Data passed in similar to this { 'name' : 'bookName' , 'price' : 2.99, 'isbn' : 1234232435 }"
}
response = Response(json.dumps(invalidBookObjectErrorMsg), status=400, mimetype='application/json')
return response
def add_book():
request_data = request.get_json()
if valid_book_object_post(request_data):
Book.add_book(request_data['name'], request_data['price'],
request_data['isbn'])
response = Response(status=201, mimetype='application/json')
response.headers['Location'] = "/books/" + str(request_data['isbn'])
return response
else:
invalid_error_msg = {'error': "Invalid book passed in request"}
response = Response(response=json.dumps(invalid_error_msg),
status=400,
mimetype='application/json')
return response
def replace_book(isbn):
request_data = request.get_json()
if not valid_put_request_data(request_data):
invalidBookObjectErrorMsg = {
"error": "Invalid book object passed in request",
"helpString": "Data passed in similar to this { 'name' : 'bookName' , 'price' : 2.99 }"
}
response = Response(json.dumps(invalidBookObjectErrorMsg), status=400, mimetype='application/json')
return response
Book.replace_book(isbn, request_data['name'], request_data['price'])
response = Response('', 201, mimetype='application/json')
response.headers['Location'] = '/books/' + str(isbn)
return response
def add_book_form():
# this block is only entered when the form is submitted
if request.method == 'POST':
isbn = request.form.get('isbn')
name = request.form['name']
price = request.form['price']
Book.add_book(isbn, name, price)
return '''<h1>You added a new book!</h1>
<div>{}, {}, ${}</div>
<a href="/">View</a>'''.format(isbn, name, price)
return '''<form method="POST">
def delete_book(isbn):
if Book.delete_book(isbn):
response = Response('', status=204)
return response
else:
response = Response('ISBN not found. Unable to delete.', status=404, mimetype='application/json')
return response
def update_book(isbn):
request_data = request.get_json()
if not valid_patch_request_data(request_data):
invalidBookObjectErrorMsg = {
"error": "Invalid book object passed in request"
}
response = Response(json.dumps(invalidBookObjectErrorMsg), status=400, mimetype='application/json')
return response
if 'name' in request_data:
Book.update_book_name(isbn, request_data['name'])
if 'price' in request_data:
Book.update_book_price(isbn, request_data['price'])
response = Response('', 201, mimetype='application/json')
response.headers['Location'] = '/books/' + str(isbn)
return response
def replace_book(isbn):
request_data = request.get_json()
if (not valid_put_request_data(request_data)):
invalidBookObjectErrorMsg = {
"error":
"Invalid book object passed in request",
"helpString":
"Data passed in similar to this {'name': 'bookname', 'price': 7.99 }"
}
response = Response(json.dumps(invalidBookObjectErrorMsg),
status=400,
mimetype='application/json')
return response
Book.replace_book(isbn, request_data['name'], request_data['price'])
response = Response("", status=204, mimetype='application/json')
return response
def delete_book(isbn):
if Book.delete_book(isbn):
response = Response("", 204)
return response
errorMsg = {"error": "Book with ISBN " + str(isbn) + " not found."}
response = Response(json.dumps(errorMsg), 404, mimetype='application/json')
return response
def get_paginated_books(page_number):
print(type(request.args.get('limit')))
LIMIT = request.args.get('limit', DEFAULT_PAGE_LIMIT, int)
start_index = page_number * LIMIT
end_index = page_number * LIMIT
print(start_index)
print(end_index)
return jsonify({'books': Book.get_all_books()[start_index:end_index]})
def replace_book(isbn):
request_data = request.get_json()
if (not (validBookObject(request_data))):
invalidBookObjectErrorMsg = {
"error":
"Valid book object passed must be passed in the request",
"helpString":
"Data passed in should look similar to this {'name':'bookname','price':1.01}"
}
response = Response(json.dumps(invalidBookObjectErrorMsg),
status=400,
mimetype='application/json')
return response
Book.replace_book(isbn, request_data['name'], request_data['price'])
response = Response("", status=204)
return response
def add_book():
request_data = request.get_json()
if (valid_post_request_data(request_data)):
Book.add_book(request_data['name'], request_data['price'],
request_data['isbn'])
response = Response("", 201, mimetype='application/json')
response.headers['Location'] = "/books/" + str(request_data['isbn'])
return response
errorMsg = {
"error":
"Invalid book object passed in request",
"helpString":
"Data passed in similar to this {'name': 'bookName', 'price': 8.99, 'isbn': 1234567890}"
}
response = Response(json.dumps(errorMsg),
status=400,
mimetype='application/json')
return response
def delete_book(isbn):
if Book.delete_book(isbn):
return Response('', status=204)
invalidIsbnErrorMsg = {
"error": "Book with Isbn number is not found, please try with valid isbn"
}
response = Response(json.dumps(invalidIsbnErrorMsg), status=404, mimetype='application/json')
return response
def addbook():
if request.method == 'POST':
book_name = request.form['book_name']
book_description = request.form['book_description']
book_price = request.form['book_price']
book = Book(title=book_name, description=book_description, price=book_price)
db.session.add(book)
db.session.commit()
return render_template('addbook.html')
def replace_book(isbn):
request_data = request.get_json()
# Invalid object data in request
if not valid_put_request_data(request_data):
errorMsg = {
'error':
'Valid book object must be passed in the request',
'helpString':
'Data passed in similar to this {"name": "bookName", "price": 7.99}'
}
response = Response(json.dumps(errorMsg),
status=400,
mimetype='application/json')
return response
Book.replace_book(isbn, request_data['name'], request_data['price'])
response = Response("", status=204)
return response
def delete_book(isbn):
if (Book.delete_book(isbn)):
response = Response("", status=204)
return response
invalidBookObjectErrorMsg = {
"error":
"Book with the ISBN number that was provided was not found, so therefore unable to delete"
}
return Response(json.dumps(invalidBookObjectErrorMsg),
status=404,
mimetype='application/json')
def add_book():
request_data = request.get_json()
#f
# ## (valid_post_request_data(request_data)):
if (valid_post_request_data(request_data)):
Book.add_book(request_data['name'], request_data['price'],
request_data['isbn'])
response = Response("", 201, mimetype='application/json')
response.headers['Location'] = "/books/" + str(request_data['isbn'])
return response
errorMsg = {
"error": "Invalid book object passed in request",
"helpString": ""
}
# response =Response(json.dumps(errorMsg), status=400, mimetype='ablication/json')
response = Response(json.dumps(errorMsg),
status=400,
mimetype='application/json')
return response
def update_book(isbn):
request_data = request.get_json()
if (not valid_patch_request_data(request_data)):
invalidBookObjectErrorMsg = {
"error":
"Invalid book object passed in request",
"helpString":
"Data passed in similar to this {'name': 'bookname', 'price': 7.99 }"
}
response = Response(json.dumps(invalidBookObjectErrorMsg),
status=400,
mimetype='application/json')
return response
if ("name" in request_data):
Book.update_book_name(isbn, request_data['name'])
if ("price" in request_data):
Book.update_book_price(isbn, request_data['price'])
response = Response("", status=204, mimetype='application/json')
response.headers['Location'] = "/books/" + str(isbn)
return response
def get_paginated_books(page_number):
books = Book.get_all_books()
LIMIT = request.args.get('limit', DEFAULT_PAGE_LIMIT, int)
startIndex = (page_number - 1) * LIMIT
endIndex = len(books)
if (LIMIT < endIndex):
endIndex = LIMIT * page_number
if (endIndex > len(books)):
endIndex = len(books)
print(startIndex)
print(endIndex)
return jsonify({'books': books[startIndex:endIndex]})
def delete_book(isbn):
if (Book.delete_book(isbn)):
deletionCompletedMsg = {
'success':
'Book with ISBN {0} was deleted from collection.'.format(isbn)
}
response = Response(json.dumps(deletionCompletedMsg),
status=200,
mimetype='application/json')
return response
invalidBookObjectErrorMsg = {'error': 'Book with this ISBN was not found.'}
response = Response(json.dumps(invalidBookObjectErrorMsg),
status=404,
mimetype='application/json')
return response
def get_book_by_isbn(isbn):
return_value = Book.get_book(isbn)
return jsonify(return_value)
def books_list():
return jsonify({'books': Book.get_all_books()})