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types: update market structure for doc comment

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c9s 2021-12-22 00:30:33 +08:00
parent fce71cb37e
commit 58212290ad
1 changed files with 22 additions and 1 deletions
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23
pkg/types/market.go
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@ -50,11 +50,24 @@ func (d *Duration) UnmarshalJSON(data []byte) error {
type Market struct {
Symbol string `json:"symbol"`
LocalSymbol string `json:"localSymbol,omitempty" `// LocalSymbol is used for exchange's API
// LocalSymbol is used for exchange's API (exchange package internal)
LocalSymbol string `json:"localSymbol,omitempty"`
// PricePrecision is the precision used for formatting price, 8 = 8 decimals
// can be converted from price tick step size, e.g.
// int(math.Log10(price step size))
PricePrecision int `json:"pricePrecision"`
// VolumePrecision is the precision used for formatting quantity and volume, 8 = 8 decimals
// can be converted from step size, e.g.
// int(math.Log10(quantity step size))
VolumePrecision int `json:"volumePrecision"`
// QuoteCurrency is the currency name for quote, e.g. USDT in BTC/USDT, USDC in BTC/USDC
QuoteCurrency string `json:"quoteCurrency"`
// BaseCurrency is the current name for base, e.g. BTC in BTC/USDT, ETH in ETH/USDC
BaseCurrency string `json:"baseCurrency"`
// The MIN_NOTIONAL filter defines the minimum notional value allowed for an order on a symbol.
@ -64,11 +77,19 @@ type Market struct {
// The LOT_SIZE filter defines the quantity
MinQuantity float64 `json:"minQuantity,omitempty"`
// MaxQuantity is currently not used in the code
MaxQuantity float64 `json:"maxQuantity,omitempty"`
// StepSize is the step size of quantity
// can be converted from precision, e.g.
// 1.0 / math.Pow10(m.BaseUnitPrecision)
StepSize float64 `json:"stepSize,omitempty"`
MinPrice float64 `json:"minPrice,omitempty"`
MaxPrice float64 `json:"maxPrice,omitempty"`
// TickSize is the step size of price
TickSize float64 `json:"tickSize,omitempty"`
}