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logical xor & status flag

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diminator 2017-01-11 13:45:47 +01:00
parent 322d6bde12
commit ceeba0e89a
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1 changed files with 9 additions and 9 deletions
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18
bigchaindb/web/views/statuses.py
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@ -23,25 +23,25 @@ class StatusApi(Resource):
parser.add_argument('block_id', type=str)
args = parser.parse_args(strict=True)
tx_id = args['tx_id']
block_id = args['block_id']
if sum(arg is not None for arg in args.values()) != 1:
# logical xor - exactly one query argument required
if bool(tx_id) == bool(block_id):
return make_error(400, "Provide exactly one query parameter. Choices are: block_id, tx_id")
pool = current_app.config['bigchain_pool']
status, links = None, None
with pool() as bigchain:
if args['tx_id']:
status = bigchain.get_status(args['tx_id'])
if tx_id:
status = bigchain.get_status(tx_id)
links = {
"tx": "/transactions/{}".format(args['tx_id'])
"tx": "/transactions/{}".format(tx_id)
}
elif args['block_id']:
block = bigchain.get_block(block_id=args['block_id'])
if not block:
return make_error(404)
status = bigchain.block_election_status(block['id'], block['block']['voters'])
elif block_id:
_, status = bigchain.get_block(block_id=block_id, include_status=True)
# TODO: enable once blocks endpoint is available
# links = {
# "block": "/blocks/{}".format(args['block_id'])