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Fix migrations, revert some parts related to amount properties

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This commit is contained in:
Matthias
2021-07-03 17:03:12 +02:00
committed by Sam Germain
parent 25ff726921
commit 75b2c9ca1b
3 changed files with 58 additions and 49 deletions
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79
freqtrade/persistence/models.py
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@@ -234,7 +234,7 @@ class LocalTrade():
close_profit: Optional[float] = None
close_profit_abs: Optional[float] = None
stake_amount: float = 0.0
_amount: float = 0.0
amount: float = 0.0
amount_requested: Optional[float] = None
open_date: datetime
close_date: Optional[datetime] = None
@@ -266,8 +266,8 @@ class LocalTrade():
interest_rate: float = 0.0
liquidation_price: float = None
is_short: bool = False
_borrowed: float = 0.0
_leverage: float = None # * You probably want to use LocalTrade.leverage instead
borrowed: float = 0.0
leverage: float = None
# @property
# def base_currency(self) -> str:
@@ -275,42 +275,45 @@ class LocalTrade():
# raise OperationalException('LocalTrade.pair must be assigned')
# return self.pair.split("/")[1]
@property
def amount(self) -> float:
if self._leverage is not None:
return self._amount * self.leverage
else:
return self._amount
# TODO: @samgermain: Amount should be persisted "as is".
# I've partially reverted this (this killed most of your tests)
# but leave this here as i'm not sure where you intended to use this.
# @property
# def amount(self) -> float:
# if self._leverage is not None:
# return self._amount * self.leverage
# else:
# return self._amount
@amount.setter
def amount(self, value):
self._amount = value
# @amount.setter
# def amount(self, value):
# self._amount = value
@property
def borrowed(self) -> float:
if self._leverage is not None:
if self.is_short:
# If shorting the full amount must be borrowed
return self._amount * self._leverage
else:
# If not shorting, then the trader already owns a bit
return self._amount * (self._leverage-1)
else:
return self._borrowed
# @property
# def borrowed(self) -> float:
# if self._leverage is not None:
# if self.is_short:
# # If shorting the full amount must be borrowed
# return self._amount * self._leverage
# else:
# # If not shorting, then the trader already owns a bit
# return self._amount * (self._leverage-1)
# else:
# return self._borrowed
@borrowed.setter
def borrowed(self, value):
self._borrowed = value
self._leverage = None
# @borrowed.setter
# def borrowed(self, value):
# self._borrowed = value
# self._leverage = None
@property
def leverage(self) -> float:
return self._leverage
# @property
# def leverage(self) -> float:
# return self._leverage
@leverage.setter
def leverage(self, value):
self._leverage = value
self._borrowed = None
# @leverage.setter
# def leverage(self, value):
# self._leverage = value
# self._borrowed = None
# End of margin trading properties
@@ -639,7 +642,7 @@ class LocalTrade():
# sec_per_day = Decimal(86400)
sec_per_hour = Decimal(3600)
total_seconds = Decimal((now - open_date).total_seconds())
#days = total_seconds/sec_per_day or zero
# days = total_seconds/sec_per_day or zero
hours = total_seconds/sec_per_hour or zero
rate = Decimal(interest_rate or self.interest_rate)
@@ -877,7 +880,7 @@ class Trade(_DECL_BASE, LocalTrade):
close_profit = Column(Float)
close_profit_abs = Column(Float)
stake_amount = Column(Float, nullable=False)
_amount = Column(Float)
amount = Column(Float)
amount_requested = Column(Float)
open_date = Column(DateTime, nullable=False, default=datetime.utcnow)
close_date = Column(DateTime)
@@ -904,8 +907,8 @@ class Trade(_DECL_BASE, LocalTrade):
timeframe = Column(Integer, nullable=True)
# Margin trading properties
_leverage: float = None # * You probably want to use LocalTrade.leverage instead
_borrowed = Column(Float, nullable=False, default=0.0)
leverage = Column(Float, nullable=True) # TODO: can this be nullable, or should it default to 1? (must also be changed in migrations eventually)
borrowed = Column(Float, nullable=False, default=0.0)
interest_rate = Column(Float, nullable=False, default=0.0)
liquidation_price = Column(Float, nullable=True)
is_short = Column(Boolean, nullable=False, default=False)