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tx.new: new get_inputs() and get_fee() methods

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The MMGen Project 2025-02-16 14:42:32 +00:00
commit d3b5ba23f3
Signed by: mmgen
GPG key ID: 3F8B1861E32B7DA2
1 changed files with 46 additions and 37 deletions
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77
mmgen/tx/new.py
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@ -363,46 +363,51 @@ class New(Base):
self.inputs = type(self.inputs)(self, list(gen_inputs()))
async def get_funds_available(self, fee, outputs_sum):
in_ = self.sum_inputs()
out = outputs_sum + fee
return self._funds_available(in_ >= out, in_ - out if in_ >= out else out - in_)
in_sum = self.sum_inputs()
out_sum = outputs_sum + fee
return self._funds_available(
in_sum >= out_sum,
# CoinAmt must be non-negative, so cannot use abs():
in_sum - out_sum if in_sum >= out_sum else out_sum - in_sum)
async def get_inputs_from_user(self, outputs_sum):
async def get_inputs(self, outputs_sum):
sel_nums = (
self.get_unspent_nums_from_inputs_opt if self.cfg.inputs else
self.get_unspent_nums_from_user
)(self.twuo.data)
while True:
sel_nums = (
self.get_unspent_nums_from_inputs_opt if self.cfg.inputs else
self.get_unspent_nums_from_user
)(self.twuo.data)
msg(f'Selected output{suf(sel_nums)}: {{}}'.format(' '.join(str(n) for n in sel_nums)))
sel_unspent = MMGenList(self.twuo.data[i-1] for i in sel_nums)
msg(f'Selected output{suf(sel_nums)}: {{}}'.format(' '.join(str(n) for n in sel_nums)))
sel_unspent = MMGenList(self.twuo.data[i-1] for i in sel_nums)
if not await self.precheck_sufficient_funds(
sum(s.amt for s in sel_unspent),
sel_unspent,
outputs_sum):
return False
self.copy_inputs_from_tw(sel_unspent) # makes self.inputs
return True
inputs_sum = sum(s.amt for s in sel_unspent)
if not await self.precheck_sufficient_funds(inputs_sum, sel_unspent, outputs_sum):
continue
async def get_fee(self, fee, outputs_sum):
self.copy_inputs_from_tw(sel_unspent) # makes self.inputs
if fee:
self.usr_fee = self.get_usr_fee_interactive(fee, 'User-selected')
else:
fee_per_kb, fe_type = await self.get_rel_fee_from_network()
self.usr_fee = self.get_usr_fee_interactive(
None if fee_per_kb is None else self.fee_est2abs(fee_per_kb, fe_type),
self.network_estimated_fee_label)
if self.cfg.fee:
self.usr_fee = self.get_usr_fee_interactive(self.cfg.fee, 'User-selected')
else:
fee_per_kb, fe_type = await self.get_rel_fee_from_network()
self.usr_fee = self.get_usr_fee_interactive(
None if fee_per_kb is None else self.fee_est2abs(fee_per_kb, fe_type),
self.network_estimated_fee_label)
funds = await self.get_funds_available(self.usr_fee, outputs_sum)
funds = await self.get_funds_available(self.usr_fee, outputs_sum)
if funds.is_positive:
p = self.final_inputs_ok_msg(funds.amt)
from ..ui import keypress_confirm
if self.cfg.yes or keypress_confirm(self.cfg, p+'. OK?', default_yes=True):
if self.cfg.yes:
msg(p)
return funds.amt
else:
self.warn_insufficient_funds(funds.amt, self.coin)
if funds.is_positive:
p = self.final_inputs_ok_msg(funds.amt)
from ..ui import keypress_confirm
if self.cfg.yes or keypress_confirm(self.cfg, p+'. OK?', default_yes=True):
if self.cfg.yes:
msg(p)
return funds.amt
else:
self.warn_insufficient_funds(funds.amt, self.coin)
async def create(self, cmd_args, locktime=None, do_info=False, caller='txcreate'):
@ -453,7 +458,11 @@ class New(Base):
f'{outputs_sum.hl()} {self.dcoin}' if outputs_sum else 'Unknown'
))
funds_left = await self.get_inputs_from_user(outputs_sum)
while True:
if not await self.get_inputs(outputs_sum):
continue
if funds_left := await self.get_fee(self.cfg.fee, outputs_sum):
break
self.check_non_mmgen_inputs(caller)