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fix taker stake amount with leverage

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This commit is contained in:
adriance 2022-03-20 20:06:32 +08:00
parent a64ca541a2
commit f01c9cd28c
2 changed files with 4 additions and 7 deletions
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7
freqtrade/freqtradebot.py
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@ -661,18 +661,15 @@ class FreqtradeBot(LoggingMixin):
self.exchange.name, order['filled'], order['amount'],
order['remaining']
)
stake_amount = order['cost']
amount = safe_value_fallback(order, 'filled', 'amount')
enter_limit_filled_price = safe_value_fallback(order, 'average', 'price')
stake_amount = amount * enter_limit_filled_price / leverage
# in case of FOK the order may be filled immediately and fully
elif order_status == 'closed':
# TODO-lev: Evaluate this. Why is setting stake_amount here necessary?
# it should never change in theory - and in case of leveraged orders,
# may be the leveraged amount.
stake_amount = order['cost']
amount = safe_value_fallback(order, 'filled', 'amount')
enter_limit_filled_price = safe_value_fallback(order, 'average', 'price')
stake_amount = amount * enter_limit_filled_price / leverage
# TODO: this might be unnecessary, as we're calling it in update_trade_state.
isolated_liq = self.exchange.get_liquidation_price(

4
tests/test_freqtradebot.py
View File

@ -842,7 +842,7 @@ def test_execute_entry(mocker, default_conf_usdt, fee, limit_order,
assert trade
assert trade.open_order_id is None
assert trade.open_rate == 10
assert trade.stake_amount == 100
assert trade.stake_amount == round(order['price'] * order['filled'] / leverage, 8)
# In case of rejected or expired order and partially filled
order['status'] = 'expired'
@ -860,7 +860,7 @@ def test_execute_entry(mocker, default_conf_usdt, fee, limit_order,
assert trade
assert trade.open_order_id == '555'
assert trade.open_rate == 0.5
assert trade.stake_amount == 15.0
assert trade.stake_amount == round(order['price'] * order['filled'] / leverage, 8)
# Test with custom stake
order['status'] = 'open'