package test

import (
	"errors"
	"fmt"
	"testing"
	"time"
)

/*周期记录时间测试
1、2、5、6、10、10、15、20、30、60

*/

func TestPeriod(t *testing.T) {
	//// 更新记录 - 缓存
	// 输入时间列表
	timeStrings := []string{
		"2017-04-11 13:00:00",
		"2017-04-11 13:01:01",
		"2017-04-11 13:02:12",
		"2017-04-11 13:03:12",
		"2017-04-11 13:04:12",
		"2017-04-11 13:05:12",
		"2017-04-11 13:06:12",
		"2017-04-11 13:07:12",
		"2017-04-11 13:08:12",
		"2017-04-11 13:09:12",
		"2017-04-11 13:10:12",
		"2017-04-11 13:20:32",
		"2017-02-12 13:22:12",
		"2017-03-13 13:24:45",
		"2024-04-14 13:26:10",
		"2024-04-15 13:29:59",
		"2023-04-11 13:30:10",
		"2023-05-11 13:33:23",
		"2023-05-11 13:39:38",
		"2023-05-11 13:41:23",
		"2023-05-11 13:43:34",
		"2023-05-11 13:54:30",
		"2023-05-11 13:50:00",
		"2023-05-11 13:51:00",
		"2023-05-11 13:52:00",
		"2023-05-11 13:53:00",
		"2023-05-11 13:54:00",
		"2023-05-11 13:55:12",
		"2023-05-11 13:56:19",
		"2023-05-11 13:56:29",
		"2023-05-11 13:58:49",
		"2023-05-11 13:59:59",
		"2023-05-11 14:00:05",
		"2023-05-11 14:01:05",
		"2023-05-11 14:01:15",
		"2023-05-11 14:02:05",
		"2023-05-11 14:03:05",
		"2023-05-11 14:04:05",
		"2023-05-11 14:05:05",
		"2023-05-11 14:06:05",
		"2023-05-11 14:07:05",
		"2023-05-11 14:08:05",
		"2023-05-11 14:09:05",
		"2023-05-11 14:10:05",
		"2024-09-30 00:30:00",
	}
	for _, ts := range timeStrings {
		time_r, err := PeriodTime(ts, 30)
		if err != nil {
			fmt.Println(err)
		}
		fmt.Println(time_r.Format("2006-01-02 15:04:05"))
	}
}
func PeriodTime(time_s string, T_saveT int) (time.Time, error) {
	period := time.Minute * time.Duration(T_saveT)
	// 解析时间字符串
	t, err := time.Parse("2006-01-02 15:04:05", time_s)
	if err != nil {
		fmt.Println("时间解析错误:", err)
		return time.Now(), errors.New("时间解析错误！")
	}
	// 计算归一化的分钟
	minutes := t.Minute()
	normalizedMinutes := (minutes / int(period.Minutes())) * int(period.Minutes())
	// 创建新的时间对象，使用归一化后的分钟
	normalizedTime := time.Date(t.Year(), t.Month(), t.Day(), t.Hour(), normalizedMinutes, 0, 0, t.Location())
	// 输出结果
	//fmt.Println(normalizedTime.Format("2006-01-02 15:04:05"))
	return normalizedTime, nil
}