def do_distribution(dat):
"""
Makes the actual transfer of tokens.
The snapshoting step have to be done before this.
:return:
"""
import config
try:
Bitshares = config.BitShares(node=config.WSS_NODE,
wif=dat['form']['key'])
from_account_id = Bitshares.wallet.getAccounts(
)[0]['account'].identifier
except Exception as err:
print(err.__repr__())
Redisdb.rpush("messages", "*|launch_error|key not found")
print(0)
return False
snap_info = pickle.loads(Redisdb.get("snapshot_info"))
Redisdb.rpush("messages", "--------------")
Redisdb.rpush("messages",
datetime.datetime.now().isoformat() + "Distribution started")
batch_count = 0
batch = []
lst = list(
Redisdb.hgetall("distribute:" + snap_info['asset_hold_id']).items())
while True:
distr = lst.pop(0)
batch_count += 1
batch.append(distr)
if batch_count > 100 or len(lst) == 0:
op_dat = {
'operation': 'distribution_batch',
'job': batch,
'key': dat['form']['key'],
'asset': snap_info['asset_distribute'],
'from': from_account_id
}
Redisdb.rpush("operations", pickle.dumps(op_dat))
Redisdb.incr("batch_jobs", 1)
if len(lst) == 0:
break
Redisdb.rpush("messages",
datetime.datetime.now().isoformat() + "Jobs generated")
Redisdb.rpush("operations",
pickle.dumps({'operation': 'distribution_check'}))
def distribution_setup():
"""
Makes a preview of the distribution
:return:
"""
snap_info = pickle.loads(Redisdb.get("snapshot_info"))
holders = Redisdb.hgetall("balance:" + snap_info['asset_hold_id'])
lst = []
cnt = 0
balance = 0
for h in holders:
hdata = pickle.loads(holders[h])
lst.append([hdata['account'], hdata['datetime'], hdata['amount'], 0])
balance += hdata['amount']
cnt += 1
if cnt % 1000 == 0:
Redisdb.rpush(
"messages",
datetime.datetime.now().isoformat() + " CSV list " + str(cnt))
# refresh snapshot info
snap_info['total_balance'] = balance
snap_info['total_owners'] = int(
Redisdb.get("total_owners:" + snap_info['asset_hold_id']))
Redisdb.set("snapshot_info", pickle.dumps(snap_info))
msg = "|".join([datetime.datetime.now().isoformat(), str(int(snap_info['total_balance'])), \
str(int(snap_info['total_owners'])), str(int(snap_info['total_owners']*snap_info['transfer_fee']))])
Redisdb.rpush("messages", "*|snapshot_end|" + msg)
# The list is sorted from more to less holding
Redisdb.rpush("messages",
datetime.datetime.now().isoformat() + " CSV list sorting")
lst.sort(key=lambda x: x[2], reverse=True)
Redisdb.rpush("messages",
datetime.datetime.now().isoformat() + " CSV list sorting OK")
# calculus of the distribution
tmplt_distr = "{0:." + str(
snap_info['asset_distribute']['precision']) + "f}"
tmplt_hold = "{0:." + str(snap_info['asset_hold']['precision']) + "f}"
total_distr_amount = 0
for l in enumerate(lst):
if snap_info['distribution_amount'] > 0:
amount = round(
l[1][2] / balance * snap_info['distribution_amount'],
snap_info['asset_distribute']['precision'])
elif snap_info['distribution_ratio'] > 0:
amount = round(l[1][2] * snap_info['distribution_ratio'],
snap_info['asset_distribute']['precision'])
if amount < snap_info['distribution_minimum']:
# truncate the list
lst = lst[:l[0]]
break
total_distr_amount += amount
lst[l[0]][3] = tmplt_distr.format(amount)
lst[l[0]][2] = tmplt_hold.format(l[1][2])
# feed the distribution container
for l in lst:
Redisdb.hset("distribute:" + snap_info['asset_hold_id'], l[0], l[3])
if snap_info['distribution_amount'] > 0:
rest = snap_info['distribution_amount'] - total_distr_amount
else:
rest = 0
# TODO: what to do with the rest?
return lst