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78 lines
1.7 KiB
Go
78 lines
1.7 KiB
Go
package buyandhold
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import (
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"context"
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"syscall"
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"github.com/spf13/cobra"
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"github.com/c9s/bbgo/pkg/bbgo"
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"github.com/c9s/bbgo/pkg/cmd/cmdutil"
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"github.com/c9s/bbgo/pkg/types"
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)
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func init() {
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// flags for strategies
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Cmd.Flags().String("exchange", "binance", "target exchange")
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Cmd.Flags().String("symbol", "BTCUSDT", "trading symbol")
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Cmd.Flags().String("interval", "1h", "kline interval for price change detection")
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Cmd.Flags().Float64("base-quantity", 0.1, "base quantity of the order")
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}
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var Cmd = &cobra.Command{
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Use: "buyandhold",
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Short: "buy and hold",
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Long: "buy and hold strategy",
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// SilenceUsage is an option to silence usage when an error occurs.
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SilenceUsage: true,
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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exchangeNameStr, err := cmd.Flags().GetString("exchange")
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if err != nil {
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return err
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}
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exchangeName, err := types.ValidExchangeName(exchangeNameStr)
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if err != nil {
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return err
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}
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symbol, err := cmd.Flags().GetString("symbol")
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if err != nil {
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return err
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}
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interval, err := cmd.Flags().GetString("interval")
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if err != nil {
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return err
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}
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baseQuantity, err := cmd.Flags().GetFloat64("base-quantity")
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if err != nil {
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return err
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}
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db, err := cmdutil.ConnectMySQL()
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if err != nil {
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return err
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}
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environ := bbgo.NewDefaultEnvironment()
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environ.SyncTrades(db)
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trader := bbgo.NewTrader(environ)
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trader.AttachStrategyOn(string(exchangeName), New(symbol, interval, baseQuantity))
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err = trader.Run(ctx)
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if err != nil {
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return err
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}
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cmdutil.WaitForSignal(ctx, syscall.SIGINT, syscall.SIGTERM)
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return err
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},
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}
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