def tx_propose(tx, cursor):
payload = json.loads(tx.payload)
draft = models.Draft(tx.chain_id, payload['draft_id'], tx.sender, cursor)
draft.config = json.dumps(payload['config'])
draft.desc = payload['desc']
draft.proposed_at = tx.height
draft.save(cursor)
def tx_vote(tx, cursor):
payload = json.loads(tx.payload)
voter = models.Account(tx.chain_id, tx.sender, cursor)
draft = models.Draft(tx.chain_id, payload['draft_id'], None, cursor)
vote = models.Vote(tx.chain_id, draft.draft_id, voter.address, cursor)
vote.approve = payload['approve']
vote.save(cursor)
def play_events(self, cursor):
for ev in self.events:
ev = util.parse_event(ev)
# TODO: refactor
if ev['type'] == 'draft':
draft = models.Draft(self.chain_id, int(ev['attr']['id']),
None, cursor)
util.from_dict(draft, json.loads(ev['attr']['draft']))
draft.deposit = int(draft.deposit)
draft.tally_quorum = int(draft.tally_quorum)
draft.tally_approve = int(draft.tally_approve)
draft.tally_reject = int(draft.tally_reject)
draft.save(cursor)
# TODO: use another events regarding balance change
proposer = models.Account(self.chain_id, draft.proposer,
cursor)
proposer.balance -= draft.deposit
proposer.save(cursor)
def play_events_end(self, cursor):
# events
cursor.execute(
"""
SELECT events_end FROM `c_blocks`
WHERE (`chain_id` = %(chain_id)s AND `height` = %(height)s)
""", self._vars())
rows = cursor.fetchall()
# cols = cursor.column_names
for row in rows:
(raw, ) = row
events = json.loads(raw)
asset_stat = stats.Asset(self.chain_id, cursor)
for ev in events:
ev = util.parse_event(ev)
# TODO: refactor
if ev['type'] == 'draft':
draft = models.Draft(self.chain_id, int(ev['attr']['id']),
None, cursor)
close_count_old = draft.close_count
util.from_dict(draft, json.loads(ev['attr']['draft']))
draft.deposit = int(draft.deposit)
draft.tally_quorum = int(draft.tally_quorum)
draft.tally_approve = int(draft.tally_approve)
draft.tally_reject = int(draft.tally_reject)
if close_count_old > 0 and draft.close_count == 0:
draft.closed_at = self.height
cursor.execute(
"""
UPDATE `s_votes` v LEFT JOIN `s_accounts` a
ON v.voter = a.address
SET v.`tally` = a.`eff_stake`
WHERE (v.`chain_id` = %(chain_id)s
AND v.`draft_id` = %(draft_id)s)
""", {
'chain_id': self.chain_id,
'draft_id': draft.draft_id
})
draft.save(cursor)
if ev['type'] == 'stake_unlock':
recp = models.Account(self.chain_id,
ev['attr']['address'].strip('"'),
cursor)
recp.stake_locked -= int(ev['attr']['amount'].strip('"'))
recp.save(cursor)
if ev['type'] == 'config':
cursor.execute(
"""
UPDATE `s_drafts` SET `applied_at` = %(height)s
WHERE `chain_id` = %(chain_id)s
ORDER BY `draft_id` DESC LIMIT 1
""", self._vars())
if ev['type'] == 'incentive':
vs = self._vars()
vs['address'] = ev['attr']['address'].strip('"')
vs['amount'] = ev['attr']['amount'].strip('"')
cursor.execute(
"""
INSERT INTO `s_incentives`
(`chain_id`, `height`, `address`, `amount`)
VALUES
(%(chain_id)s, %(height)s, %(address)s, %(amount)s)
""", vs)
recp = models.Account(self.chain_id,
ev['attr']['address'].strip('"'),
cursor)
recp.balance += int(ev['attr']['amount'].strip('"'))
asset_stat.active_coins += int(
ev['attr']['amount'].strip('"'))
recp.save(cursor)
if ev['type'] == 'penalty':
vs = self._vars()
vs['address'] = ev['attr']['address'].strip('"')
vs['amount'] = ev['attr']['amount'].strip('"')
cursor.execute(
"""
INSERT INTO `s_penalties`
(`chain_id`, `height`, `address`, `amount`)
VALUES
(%(chain_id)s, %(height)s, %(address)s, %(amount)s)
""", vs)
recp = models.Account(self.chain_id,
ev['attr']['address'].strip('"'),
cursor)
if recp.stake > 0: # staker
recp.stake -= int(ev['attr']['amount'].strip('"'))
recp.eff_stake -= int(ev['attr']['amount'].strip('"'))
asset_stat.stakes -= int(
ev['attr']['amount'].strip('"'))
recp.save(cursor)
elif recp.delegate > 0: # delegator
recp.delegate -= int(ev['attr']['amount'].strip('"'))
staker = models.Account(self.chain_id, recp.del_addr,
cursor)
staker.eff_stake -= int(
ev['attr']['amount'].strip('"'))
asset_stat.delegates -= int(
ev['attr']['amount'].strip('"'))
recp.save(cursor)
staker.save(cursor)
if ev['type'] == 'draft_deposit':
recp = models.Account(self.chain_id,
ev['attr']['address'].strip('"'),
cursor)
recp.balance += int(ev['attr']['amount'].strip('"'))
recp.save(cursor)
asset_stat.save(cursor)