节气倒计时

复制from datetime import datetime, timedelta
import math

# 节气日期表（2025年，精确到分钟）
solar_terms = {
    "立春": datetime(2025, 2, 3, 22, 10),
    "雨水": datetime(2025, 2, 18, 18, 6),
    "惊蛰": datetime(2025, 3, 5, 16, 7),
    "春分": datetime(2025, 3, 20, 17, 1),
    "清明": datetime(2025, 4, 4, 20, 48),
    "谷雨": datetime(2025, 4, 20, 3, 55),
    "立夏": datetime(2025, 5, 5, 13, 56),
    "小满": datetime(2025, 5, 21, 2, 54),
    "芒种": datetime(2025, 6, 5, 17, 9),
    "夏至": datetime(2025, 6, 21, 10, 42),
    "小暑": datetime(2025, 7, 7, 4, 5),
    "大暑": datetime(2025, 7, 22, 21, 15),
    "立秋": datetime(2025, 8, 7, 13, 37),
    "处暑": datetime(2025, 8, 23, 4, 21),
    "白露": datetime(2025, 9, 7, 16, 11),
    "秋分": datetime(2025, 9, 23, 1, 19),
    "寒露": datetime(2025, 10, 8, 7, 41),
    "霜降": datetime(2025, 10, 23, 10, 51),
    "立冬": datetime(2025, 11, 7, 11, 4),
    "小雪": datetime(2025, 11, 22, 8, 35),
    "大雪": datetime(2025, 12, 7, 3, 56),
    "冬至": datetime(2025, 12, 21, 21, 48),
}

def next_solar_term(now=None):
    now = now or datetime.now()
    for name, dt in sorted(solar_terms.items(), key=lambda x: x[1]):
        if dt > now:
            delta = dt - now
            days = delta.days
            hours = delta.seconds // 3600
            minutes = (delta.seconds % 3600) // 60
            return name, days, hours, minutes
    return None, 0, 0, 0

# 示例：当前时间
now = datetime(2025, 3, 10, 14, 30)
name, d, h, m = next_solar_term(now)
print(f"距离下一个节气「{name}」还有 {d} 天 {h} 小时 {m} 分钟")
# 输出：距离下一个节气「春分」还有 10 天 2 小时 31 分钟

复制package main

import (
	"fmt"
	"sort"
	"time"
)

// SolarTerm 节气时间点（2025年）
type SolarTerm struct {
	Name string
	Time time.Time
}

func main() {
	terms := []SolarTerm{
		{"立春", time.Date(2025, 2, 3, 22, 10, 0, 0, time.Local)},
		{"雨水", time.Date(2025, 2, 18, 18, 6, 0, 0, time.Local)},
		{"惊蛰", time.Date(2025, 3, 5, 16, 7, 0, 0, time.Local)},
		{"春分", time.Date(2025, 3, 20, 17, 1, 0, 0, time.Local)},
		{"清明", time.Date(2025, 4, 4, 20, 48, 0, 0, time.Local)},
		{"谷雨", time.Date(2025, 4, 20, 3, 55, 0, 0, time.Local)},
		{"立夏", time.Date(2025, 5, 5, 13, 56, 0, 0, time.Local)},
		{"小满", time.Date(2025, 5, 21, 2, 54, 0, 0, time.Local)},
		{"芒种", time.Date(2025, 6, 5, 17, 9, 0, 0, time.Local)},
		{"夏至", time.Date(2025, 6, 21, 10, 42, 0, 0, time.Local)},
		{"小暑", time.Date(2025, 7, 7, 4, 5, 0, 0, time.Local)},
		{"大暑", time.Date(2025, 7, 22, 21, 15, 0, 0, time.Local)},
		{"立秋", time.Date(2025, 8, 7, 13, 37, 0, 0, time.Local)},
		{"处暑", time.Date(2025, 8, 23, 4, 21, 0, 0, time.Local)},
		{"白露", time.Date(2025, 9, 7, 16, 11, 0, 0, time.Local)},
		{"秋分", time.Date(2025, 9, 23, 1, 19, 0, 0, time.Local)},
		{"寒露", time.Date(2025, 10, 8, 7, 41, 0, 0, time.Local)},
		{"霜降", time.Date(2025, 10, 23, 10, 51, 0, 0, time.Local)},
		{"立冬", time.Date(2025, 11, 7, 11, 4, 0, 0, time.Local)},
		{"小雪", time.Date(2025, 11, 22, 8, 35, 0, 0, time.Local)},
		{"大雪", time.Date(2025, 12, 7, 3, 56, 0, 0, time.Local)},
		{"冬至", time.Date(2025, 12, 21, 21, 48, 0, 0, time.Local)},
	}

	// 按时间排序
	sort.Slice(terms, func(i, j int) bool {
		return terms[i].Time.Before(terms[j].Time)
	})

	now := time.Date(2025, 3, 10, 14, 30, 0, 0, time.Local)
	for _, t := range terms {
		if t.Time.After(now) {
			diff := t.Time.Sub(now)
			days := int(diff.Hours() / 24)
			hours := int(diff.Hours()) % 24
			mins := int(diff.Minutes()) % 60
			fmt.Printf("距离下一个节气「%s」还有 %d 天 %d 小时 %d 分钟\n", t.Name, days, hours, mins)
			break
		}
	}
	// 输出：距离下一个节气「春分」还有 10 天 2 小时 31 分钟
}

复制// 节气日期表（2025年，UTC+8）
const solarTerms = [
  { name: '立春', date: new Date('2025-02-03T22:10:00+08:00') },
  { name: '雨水', date: new Date('2025-02-18T18:06:00+08:00') },
  { name: '惊蛰', date: new Date('2025-03-05T16:07:00+08:00') },
  { name: '春分', date: new Date('2025-03-20T17:01:00+08:00') },
  { name: '清明', date: new Date('2025-04-04T20:48:00+08:00') },
  { name: '谷雨', date: new Date('2025-04-20T03:55:00+08:00') },
  { name: '立夏', date: new Date('2025-05-05T13:56:00+08:00') },
  { name: '小满', date: new Date('2025-05-21T02:54:00+08:00') },
  { name: '芒种', date: new Date('2025-06-05T17:09:00+08:00') },
  { name: '夏至', date: new Date('2025-06-21T10:42:00+08:00') },
  { name: '小暑', date: new Date('2025-07-07T04:05:00+08:00') },
  { name: '大暑', date: new Date('2025-07-22T21:15:00+08:00') },
  { name: '立秋', date: new Date('2025-08-07T13:37:00+08:00') },
  { name: '处暑', date: new Date('2025-08-23T04:21:00+08:00') },
  { name: '白露', date: new Date('2025-09-07T16:11:00+08:00') },
  { name: '秋分', date: new Date('2025-09-23T01:19:00+08:00') },
  { name: '寒露', date: new Date('2025-10-08T07:41:00+08:00') },
  { name: '霜降', date: new Date('2025-10-23T10:51:00+08:00') },
  { name: '立冬', date: new Date('2025-11-07T11:04:00+08:00') },
  { name: '小雪', date: new Date('2025-11-22T08:35:00+08:00') },
  { name: '大雪', date: new Date('2025-12-07T03:56:00+08:00') },
  { name: '冬至', date: new Date('2025-12-21T21:48:00+08:00') },
];

function nextSolarTerm(now = new Date()) {
  for (const term of solarTerms) {
    if (term.date > now) {
      const diff = term.date - now;
      const days = Math.floor(diff / (1000 * 60 * 60 * 24));
      const hours = Math.floor((diff % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
      const mins = Math.floor((diff % (1000 * 60 * 60)) / (1000 * 60));
      return { name: term.name, days, hours, mins };
    }
  }
  return null;
}

// 示例
const now = new Date('2025-03-10T14:30:00+08:00');
const next = nextSolarTerm(now);
console.log(`距离下一个节气「${next.name}」还有 ${next.days} 天 ${next.hours} 小时 ${next.mins} 分钟`);
// 输出：距离下一个节气「春分」还有 10 天 2 小时 31 分钟