package v3

import (
	"github.com/c9s/bbgo/pkg/fixedpoint"
	"github.com/c9s/bbgo/pkg/types"
)

type Liquidity string

const (
	LiquidityMaker = "maker"
	LiquidityTaker = "taker"
)

type Trade struct {
	ID                      uint64                     `json:"id" db:"exchange_id"`
	WalletType              WalletType                 `json:"wallet_type,omitempty"`
	Price                   fixedpoint.Value           `json:"price"`
	Volume                  fixedpoint.Value           `json:"volume"`
	Funds                   fixedpoint.Value           `json:"funds"`
	Market                  string                     `json:"market"`
	MarketName              string                     `json:"market_name"`
	CreatedAt               types.MillisecondTimestamp `json:"created_at"`
	Side                    string                     `json:"side"`
	OrderID                 uint64                     `json:"order_id"`
	Fee                     fixedpoint.Value           `json:"fee"` // float number as string
	FeeCurrency             string                     `json:"fee_currency"`
	FeeDiscounted           bool                       `json:"fee_discounted"`
	Liquidity               Liquidity                  `json:"liquidity"`
	SelfTradeBidFee         fixedpoint.Value           `json:"self_trade_bid_fee"`
	SelfTradeBidFeeCurrency string                     `json:"self_trade_bid_fee_currency"`
	SelfTradeBidOrderID     uint64                     `json:"self_trade_bid_order_id"`
}

func (t Trade) IsBuyer() bool {
	return t.Side == "bid"
}

func (t Trade) IsMaker() bool {
	return t.Liquidity == "maker"
}