bbgo_origin/pkg/cmd/utils.go

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package cmd
import (
"fmt"
"github.com/spf13/viper"
"github.com/c9s/bbgo/pkg/exchange/ftx"
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"github.com/c9s/bbgo/pkg/fixedpoint"
"github.com/c9s/bbgo/pkg/types"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
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)
func cobraInitRequired(required []string) func(cmd *cobra.Command, args []string) error {
return func(cmd *cobra.Command, args []string) error {
for _, key := range required {
if err := cmd.MarkFlagRequired(key); err != nil {
log.WithError(err).Errorf("cannot mark --%s option required", key)
}
}
return nil
}
}
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func inQuoteAsset(balances types.BalanceMap, market types.Market, price fixedpoint.Value) fixedpoint.Value {
quote := balances[market.QuoteCurrency]
base := balances[market.BaseCurrency]
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return base.Total().Mul(price).Add(quote.Total())
}
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func inBaseAsset(balances types.BalanceMap, market types.Market, price fixedpoint.Value) fixedpoint.Value {
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quote := balances[market.QuoteCurrency]
base := balances[market.BaseCurrency]
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return quote.Total().Div(price).Add(base.Total())
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}
func newExchange(session string) (types.Exchange, error) {
switch session {
case "ftx":
return ftx.NewExchange(
viper.GetString("ftx-api-key"),
viper.GetString("ftx-api-secret"),
viper.GetString("ftx-subaccount"),
), nil
}
return nil, fmt.Errorf("unsupported session %s", session)
}