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#  Copyright (C) 2015-2024 Nautech Systems Pty Ltd. All rights reserved.
#  https://nautechsystems.io
#
#  Licensed under the GNU Lesser General Public License Version 3.0 (the "License");
#  You may not use this file except in compliance with the License.
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#
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from nautilus_trader.core.rust.model cimport OrderSide
from nautilus_trader.core.rust.model cimport TrailingOffsetType
from nautilus_trader.model.objects cimport Price
from nautilus_trader.model.orders.base cimport Order


cdef class TrailingStopCalculator:

    @staticmethod
    cdef tuple calculate(
        Price price_increment,
        Order order,
        Price bid,
        Price ask,
        Price last,
    )

    @staticmethod
    cdef Price calculate_with_last(
        Price price_increment,
        TrailingOffsetType trailing_offset_type,
        OrderSide side,
        double offset,
        Price last,
    )

    @staticmethod
    cdef Price calculate_with_bid_ask(
        Price price_increment,
        TrailingOffsetType trailing_offset_type,
        OrderSide side,
        double offset,
        Price bid,
        Price ask,
    )
