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instrument usecases & repository methods

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This commit is contained in:
yash 2026-02-25 22:33:52 +03:00
parent 39b89fc404
commit 16d38bb3cf
7 changed files with 100 additions and 13 deletions
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14
internal/provider/bybit/bybit.go
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@ -36,17 +36,17 @@ func New(log *slog.Logger, cfg *config.Bybit) provider.Provider {
}
}
func (b *Bybit) symbol(pair *entities.Pair) string {
func (b *Bybit) symbol(pair *entities.Instrument) string {
return fmt.Sprintf("%s%s", pair.BaseCurrency, pair.QuoteCurrency)
}
// Price returns the current price of the pair (base currency / quote currency).
// e.g. BTC/USDT.
func (b *Bybit) Price(ctx context.Context, pair entities.Pair) (*entities.Price, error) {
func (b *Bybit) Price(ctx context.Context, instrument entities.Instrument) (*entities.Price, error) {
// build request
req := marketOrderbookReq{
Category: categorySpot,
Symbol: b.symbol(&pair),
Symbol: b.symbol(&instrument),
}
var resp marketOrderbookResp
// make request
@ -67,9 +67,9 @@ func (b *Bybit) Price(ctx context.Context, pair entities.Pair) (*entities.Price,
spread := askPrice.Sub(bidPrice)
return &entities.Price{
Ask: askPrice,
Bid: bidPrice,
Spread: spread,
Pair: pair,
Ask: askPrice,
Bid: bidPrice,
Spread: spread,
Instrument: instrument,
}, nil
}

2
internal/provider/provider.go
View file

@ -9,5 +9,5 @@ import (
type Provider interface {
// Price returns the current price of the pair (base currency / quote currency).
// e.g. BTC/USDT.
Price(ctx context.Context, pair entities.Pair) (*entities.Price, error)
Price(ctx context.Context, instrument entities.Instrument) (*entities.Price, error)
}