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#
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import enum
import logging
import typing

from decimal import Decimal

from .account import Account
from .group import Group
from .instrumentvalue import InstrumentValue


# # 🥭 LiquidatableState flag enum
#
# A margin account may have a combination of these flag values.
#

class LiquidatableState(enum.Flag):
    UNSET = 0
    RIPE = enum.auto()
    BEING_LIQUIDATED = enum.auto()
    LIQUIDATABLE = enum.auto()
    ABOVE_WATER = enum.auto()
    WORTHWHILE = enum.auto()


# # 🥭 LiquidatableReport class
#

class LiquidatableReport:
    def __init__(self, group: Group, prices: typing.Sequence[InstrumentValue], account: Account, state: LiquidatableState, worthwhile_threshold: Decimal) -> None:
        self._logger: logging.Logger = logging.getLogger(self.__class__.__name__)
        self.group: Group = group
        self.prices: typing.Sequence[InstrumentValue] = prices
        self.account: Account = account
        self.state: LiquidatableState = state
        self.worthwhile_threshold: Decimal = worthwhile_threshold

    @staticmethod
    def build(group: Group, prices: typing.Sequence[InstrumentValue], account: Account, worthwhile_threshold: Decimal) -> "LiquidatableReport":
        return LiquidatableReport(group, prices, account, LiquidatableState.UNSET, worthwhile_threshold)