49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
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# external imports
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from chainqueue.db.models.otx import Otx
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import celery
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# local imports
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from cic_eth.task import CriticalSQLAlchemyTask
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from cic_eth.db import SessionBase
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from cic_eth.db.models.lock import Lock
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celery_app = celery.current_app
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@celery_app.task(base=CriticalSQLAlchemyTask)
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def get_lock(address=None):
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"""Retrieve all active locks
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If address is set, the query will look up the lock for the specified address only. A list of zero or one elements is returned, depending on whether a lock is set or not.
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:param address: Get lock for only the specified address
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:type address: str, 0x-hex
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:returns: List of locks
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:rtype: list of dicts
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"""
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session = SessionBase.create_session()
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q = session.query(
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Lock.date_created,
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Lock.address,
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Lock.flags,
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Otx.tx_hash,
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)
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q = q.join(Otx, isouter=True)
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if address != None:
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q = q.filter(Lock.address==address)
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else:
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q = q.order_by(Lock.date_created.asc())
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locks = []
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for lock in q.all():
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o = {
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'date': lock[0],
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'address': lock[1],
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'tx_hash': lock[3],
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'flags': lock[2],
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}
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locks.append(o)
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session.close()
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return locks
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