feat: add.

timeutil/trans.go

@@ -0,0 +1,116 @@
+package util
+
+import (
+	"time"
+
+	"github.com/tx7do/go-utils/trans"
+)
+
+var DefaultTimeLocation *time.Location
+
+func RefreshDefaultTimeLocation(name string) {
+	DefaultTimeLocation, _ = time.LoadLocation(name)
+}
+
+// UnixMilliToStringPtr 毫秒时间戳 -> 字符串
+func UnixMilliToStringPtr(tm *int64) *string {
+	if tm == nil {
+		return nil
+	}
+	str := time.UnixMilli(*tm).Format(TimeLayout)
+	return &str
+}
+
+// StringToUnixMilliInt64Ptr 字符串 -> 毫秒时间戳
+func StringToUnixMilliInt64Ptr(tm *string) *int64 {
+	theTime := StringTimeToTime(tm)
+	if theTime == nil {
+		return nil
+	}
+	unixTime := theTime.UnixMilli()
+	return &unixTime
+}
+
+// StringTimeToTime 时间字符串 -> 时间
+func StringTimeToTime(str *string) *time.Time {
+	if str == nil {
+		return nil
+	}
+	if len(*str) == 0 {
+		return nil
+	}
+
+	if DefaultTimeLocation == nil {
+		RefreshDefaultTimeLocation(DefaultTimeLocationName)
+	}
+
+	var err error
+	var theTime time.Time
+
+	theTime, err = time.ParseInLocation(TimeLayout, *str, DefaultTimeLocation)
+	if err == nil {
+		return &theTime
+	}
+
+	theTime, err = time.ParseInLocation(DateLayout, *str, DefaultTimeLocation)
+	if err == nil {
+		return &theTime
+	}
+
+	theTime, err = time.ParseInLocation(ClockLayout, *str, DefaultTimeLocation)
+	if err == nil {
+		return &theTime
+	}
+
+	return nil
+}
+
+// TimeToTimeString 时间 -> 时间字符串
+func TimeToTimeString(tm *time.Time) *string {
+	if tm == nil {
+		return nil
+	}
+	return trans.String(tm.Format(TimeLayout))
+}
+
+// StringDateToTime 字符串 -> 时间
+func StringDateToTime(str *string) *time.Time {
+	if str == nil {
+		return nil
+	}
+	if len(*str) == 0 {
+		return nil
+	}
+
+	if DefaultTimeLocation == nil {
+		RefreshDefaultTimeLocation(DefaultTimeLocationName)
+	}
+
+	var err error
+	var theTime time.Time
+
+	theTime, err = time.ParseInLocation(TimeLayout, *str, DefaultTimeLocation)
+	if err == nil {
+		return &theTime
+	}
+
+	theTime, err = time.ParseInLocation(DateLayout, *str, DefaultTimeLocation)
+	if err == nil {
+		return &theTime
+	}
+
+	theTime, err = time.ParseInLocation(ClockLayout, *str, DefaultTimeLocation)
+	if err == nil {
+		return &theTime
+	}
+
+	return nil
+}
+
+// TimeToDateString 时间 -> 日期字符串
+func TimeToDateString(tm *time.Time) *string {
+	if tm == nil {
+		return nil
+	}
+	return trans.String(tm.Format(DateLayout))
+}