fix for float formatting

model/model.go

@@ -3,6 +3,7 @@ package model
 import (
 	"bytes"
 	"fmt"
+	"strconv"
 )
 
 type Candle struct {
@@ -20,11 +21,15 @@ type Candle struct {
 
 type Candles []Candle
 
+func f(f float64) string {
+	return strconv.FormatFloat(f, 'f', -1, 64)
+}
+
 func (candles Candles) KucoinRespJSON() []byte {
 	buff := bytes.NewBuffer(nil)
 	buff.Write([]byte(`{"code":"200000","data":[`))
 	for _, c := range candles {
-		buff.Write([]byte(fmt.Sprintf(`["%d","%f","%f","%f","%f","%f","%f"],`, c.Ts, c.Open, c.Close, c.High, c.Low, c.Volume, c.Amount)))
+		buff.Write([]byte(fmt.Sprintf(`["%d","%s","%s","%s","%s","%s","%s"],`, c.Ts, f(c.Open), f(c.Close), f(c.High), f(c.Low), f(c.Volume), f(c.Amount))))
 	}
 
 	if len(candles) > 0 {