def patch_book(id):
try:
patch_payload = request.get_json()
book_validator.validate_patch_payload(patch_payload)
book_service.patch(id, patch_payload)
return res_success(status=204)
except ValidationError as exception:
return res_error(exception, status=400)
except ValueError as exception:
return res_error(exception, status=404)
def update_book(id):
try:
updated_book = request.get_json()
book_validator.validate_book(updated_book)
book_service.update(id, updated_book)
return res_success()
except ValidationError as exception:
return res_error(exception, status=400)
except ValueError as exception:
return res_error(exception, status=404)
def wrapper(*args, **kwargs):
token_header = request.headers.get('Authorization', None)
if not token_header:
return res_error('Authroization header is required', status=403)
if not token_header.startswith(AUTH_TYPE):
return res_error('unsupported authorisation type', status=400)
token = token_header.split(AUTH_TYPE)[1]
if not auth_service.is_authorized(token):
return res_error('not authorised', status=403)
return f(*args, **kwargs)
def register():
try:
new_user = request.get_json()
auth_service.register(new_user)
return res_success(status=201)
except ValueError as error:
return res_error(error, status=409)
def add_book():
try:
new_book = request.get_json()
book_validator.validate_book(new_book)
id = book_service.add(new_book)
return res_success({'id': id}, status=201)
except (ValidationError, ValueError) as exception:
return res_error(exception)
def login():
try:
request_data = request.get_json()
token = auth_service.login(request_data['username'],
request_data['password'])
message = {'token': f'Bearer {token}'}
return res_success(message)
except ValueError:
return res_error('username or password is incorrect', status=400)
def delete(id):
try:
book_service.delete(id)
return res_success(status=204)
except ValueError as exception:
return res_error(exception, status=404)
def find_book(id):
try:
book = book_service.get_one(id)
return jsonify(book)
except ValueError as exception:
return res_error(exception, status=404)