时间戳改成string可读型

okx/candleList.go

@@ -9,6 +9,15 @@ import (
 	"time"
 )
 
+// formatTimestamp 将毫秒时间戳字符串转换为可读格式
+func formatTimestamp(ts string) (string, error) {
+	millis, err := strconv.ParseInt(ts, 10, 64)
+	if err != nil {
+		return "", err
+	}
+	return time.UnixMilli(millis).Format("2006-01-02 15:04:05"), nil
+}
+
 // CandleList 封装Candle数组并提供序列化方法
 type CandleList struct {
 	Candles []*Candle
@@ -46,13 +55,35 @@ func MakeCandleList(instId string, period string, startTime time.Time, endTime t
 
 // ToJson 将Candle数组序列化为JSON字符串
 func (cl *CandleList) ToJson() (string, error) {
-	// 调试信息
-	fmt.Printf("Number of candles: %d\n", len(cl.Candles))
-	// for i, candle := range cl.Candles {
-	// 	fmt.Printf("Writing candle %d: %+v\n", i, candle)
-	// }
-	//
-	jsonData, err := json.Marshal(cl.Candles)
+	// 创建临时结构体用于格式化时间戳
+	type FormattedCandle struct {
+		Timestamp string `json:"timestamp"`
+		Open      string `json:"open"`
+		High      string `json:"high"`
+		Low       string `json:"low"`
+		Close     string `json:"close"`
+		Volume    string `json:"volume"`
+		VolumeCcy string `json:"volumeCcy"`
+	}
+
+	var formattedCandles []FormattedCandle
+	for _, candle := range cl.Candles {
+		formattedTs, err := formatTimestamp(candle.Timestamp)
+		if err != nil {
+			return "", err
+		}
+		formattedCandles = append(formattedCandles, FormattedCandle{
+			Timestamp: formattedTs,
+			Open:      candle.Open,
+			High:      candle.High,
+			Low:       candle.Low,
+			Close:     candle.Close,
+			Volume:    candle.Volume,
+			VolumeCcy: candle.VolumeCcy,
+		})
+	}
+
+	jsonData, err := json.Marshal(formattedCandles)
 	if err != nil {
 		return "", err
 	}
@@ -74,9 +105,12 @@ func (cl *CandleList) ToCsv() (string, error) {
 	fmt.Printf("Number of candles: %d\n", len(cl.Candles))
 
 	for _, candle := range cl.Candles {
-		// fmt.Printf("Debug: Writing candle %d with Timestamp: %s\n", i, candle.Timestamp)
+		formattedTs, err := formatTimestamp(candle.Timestamp)
+		if err != nil {
+			return "", err
+		}
 		record := []string{
-			candle.Timestamp,
+			formattedTs,
 			candle.Open,
 			candle.High,
 			candle.Low,
@@ -87,8 +121,6 @@ func (cl *CandleList) ToCsv() (string, error) {
 		if err := writer.Write(record); err != nil {
 			return "", err
 		}
-		// 调试信息
-		// fmt.Printf("Writing candle %d: %+v\n", i, candle)
 	}
 
 	writer.Flush()