add fills command

examples/kucoin/fills.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+	"github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+)
+
+func init() {
+	fillsCmd.Flags().String("symbol", "", "symbol, BTC-USDT, LTC-USDT...etc")
+	rootCmd.AddCommand(fillsCmd)
+}
+
+// go run ./examples/kucoin fills
+var fillsCmd = &cobra.Command{
+	Use: "fills",
+
+	// SilenceUsage is an option to silence usage when an error occurs.
+	SilenceUsage: true,
+
+	RunE: func(cmd *cobra.Command, args []string) error {
+
+		symbol, err := cmd.Flags().GetString("symbol")
+		if err != nil {
+			return err
+		}
+
+		if len(symbol) == 0 {
+			return errors.New("--symbol option is required")
+		}
+
+		req := client.TradeService.NewGetFillsRequest()
+		req.Symbol(symbol)
+
+		page, err := req.Do(context.Background())
+		if err != nil {
+			return err
+		}
+
+		logrus.Infof("page: %+v", page)
+		return nil
+	},
+}