300 lines
7.9 KiB
Go
300 lines
7.9 KiB
Go
package calendar
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import (
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"time"
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)
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type LunarInfo struct {
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// SolarDate 公历日期
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SolarDate time.Time `json:"solarDate"`
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// LunarYear 农历年的公历映射，如2025
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LunarYear int `json:"lunarYear"`
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// LunarYearChn 农历年公历映射中文表示，比如二零二五
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LunarYearChn string `json:"lunarYearChn"`
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// LunarMonth 农历月，表示以当时的历法推定的农历月与正月的距离，正月为1，二月为2，依次类推
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// 武则天改历时期，正月为1, 十二月为2,一月为3，二月为4,以此类推
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LunarMonth int `json:"lunarMonth"`
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// LunarDay 农历日,[1-30]
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LunarDay int `json:"lunarDay"`
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// IsLeap 是否闰月
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IsLeap bool `json:"isLeap"`
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// LunarMonthDayDesc 农历月日描述，如正月初一。此处，十一月表示为冬月，十二月表示为腊月
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LunarMonthDayDesc string `json:"lunarMonthDayDesc"`
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// GanzhiYear 农历年干支
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GanzhiYear string `json:"ganzhiYear"`
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// GanzhiMonth 农历月干支，闰月从上一个月
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GanzhiMonth string `json:"ganzhiMonth"`
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// GanzhiDay 农历日干支
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GanzhiDay string `json:"ganzhiDay"`
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// Dynasty 朝代，如唐、宋、元、明、清等
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Dynasty string `json:"dynasty"`
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// Emperor 皇帝姓名(仅供参考，多个皇帝用同一个年号的场景，此处不准)
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Emperor string `json:"emperor"`
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// Nianhao 年号 如"开元"
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Nianhao string `json:"nianhao"`
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// YearOfNianhao 该年号的第几年
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YearOfNianhao int `json:"yearOfNianhao"`
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// EraDesc 年代描述，如唐玄宗开元二年
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EraDesc string `json:"eraDesc"`
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// LunarWithEraDesc 农历日期加上年代描述，如开元二年正月初一
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LunarWithEraDesc string `json:"lunarWithNianhaoDesc"`
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// ChineseZodiac 生肖
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ChineseZodiac string `json:"chineseZodiac"`
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}
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type Time struct {
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solarTime time.Time
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lunars []LunarTime
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}
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func (t Time) Solar() time.Time {
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return t.solarTime
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}
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func (t Time) Time() time.Time {
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return t.solarTime
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}
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func (t Time) Lunars() []LunarTime {
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return t.lunars
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}
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func (t Time) LunarDesc() []string {
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var res []string
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for _, v := range t.lunars {
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res = append(res, v.LunarDesc()...)
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}
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return res
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}
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func (t Time) LunarDescWithEmperor() []string {
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var res []string
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for _, v := range t.lunars {
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res = append(res, v.LunarDescWithEmperor()...)
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}
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return res
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}
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func (t Time) LunarDescWithDynasty() []string {
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var res []string
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for _, v := range t.lunars {
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res = append(res, v.LunarDescWithDynasty()...)
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}
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return res
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}
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func (t Time) LunarDescWithDynastyAndEmperor() []string {
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var res []string
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for _, v := range t.lunars {
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res = append(res, v.LunarDescWithDynastyAndEmperor()...)
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}
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return res
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}
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func (t Time) LunarInfo() []LunarInfo {
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var res []LunarInfo
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for _, v := range t.lunars {
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res = append(res, v.LunarInfo()...)
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}
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return res
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}
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func (t Time) Eras() []EraDesc {
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var res []EraDesc
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for _, v := range t.lunars {
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res = append(res, v.eras...)
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}
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return res
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}
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func (t Time) Lunar() LunarTime {
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if len(t.lunars) > 0 {
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return t.lunars[0]
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}
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return LunarTime{}
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}
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func (t Time) Add(d time.Duration) Time {
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if d < time.Second {
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newT := t.solarTime.Add(d)
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rT, _ := SolarToLunar(newT)
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return rT
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}
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sec := d.Seconds()
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jde := Date2JDE(t.solarTime)
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jde += sec / 86400.0
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newT := JDE2Date(jde)
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rT, _ := SolarToLunar(newT)
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return rT
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}
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type LunarTime struct {
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solarDate time.Time
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//农历年
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year int
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//农历月，表示以当时的历法推定的农历月与正月的距离，正月为1，二月为2，依次类推，闰月显示所闰月
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month int
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//农历日
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day int
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//是否闰月
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leap bool
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//农历描述
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desc string
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//备注
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comment string
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//ganzhi of month 月干支
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ganzhiMonth string
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eras []EraDesc
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}
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// ShengXiao 生肖
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func (l LunarTime) ShengXiao() string {
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shengxiao := []string{"猴", "鸡", "狗", "猪", "鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊"}
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diff := l.LunarYear() % 12
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if diff < 0 {
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diff += 12
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}
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return shengxiao[diff]
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}
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// Zodiac 生肖，和生肖同义
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func (l LunarTime) Zodiac() string {
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return l.ShengXiao()
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}
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// GanZhiYear 年干支
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func (l LunarTime) GanZhiYear() string {
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return GanZhiOfYear(l.year)
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}
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// GanZhiMonth 月干支
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func (l LunarTime) GanZhiMonth() string {
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return l.ganzhiMonth
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}
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// GanZhiDay 日干支
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func (l LunarTime) GanZhiDay() string {
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return GanZhiOfDay(l.solarDate)
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}
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// LunarYear 农历年
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func (l LunarTime) LunarYear() int {
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return l.year
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}
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// LunarMonth 农历月
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func (l LunarTime) LunarMonth() int {
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return l.month
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}
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// LunarDay 农历日
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func (l LunarTime) LunarDay() int {
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return l.day
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}
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// IsLeap 是否闰月
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func (l LunarTime) IsLeap() bool {
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return l.leap
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}
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// Eras 朝代、皇帝、年号等信息
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func (l LunarTime) Eras() []EraDesc {
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return l.eras
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}
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// MonthDay 农历月日描述，如正月初一。此处，十一月表示为冬月，十二月表示为腊月
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func (l LunarTime) MonthDay() string {
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return l.desc
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}
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// LunarDesc 获取农历描述，如开元二年正月初一，若无年号，则返回年份描述，如二零二五年正月初一
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func (l LunarTime) LunarDesc() []string {
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return l.innerDescWithNianHao(false, false)
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}
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// LunarDescWithEmperor 获取含有君主信息的农历描述，如唐玄宗 开元二年正月初一，若无年号，则返回年份描述，如二零二五年正月初一
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// 君主信息仅供参考，多个皇帝用同一个年号的场景，此处不准
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func (l LunarTime) LunarDescWithEmperor() []string {
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return l.innerDescWithNianHao(true, false)
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}
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// LunarDescWithDynasty 获取含有朝代信息的农历描述，如唐 开元二年正月初一，若无年号，则返回年份描述，如二零二五年正月初一
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func (l LunarTime) LunarDescWithDynasty() []string {
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return l.innerDescWithNianHao(false, true)
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}
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// LunarDescWithDynastyAndEmperor 获取含有朝代和君主信息的农历描述，如唐 唐玄宗 开元二年正月初一，若无年号，则返回年份描述，如二零二五年正月初一
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// 君主信息仅供参考，多个皇帝用同一个年号的场景，此处不准
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func (l LunarTime) LunarDescWithDynastyAndEmperor() []string {
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return l.innerDescWithNianHao(true, true)
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}
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func (l LunarTime) innerDescWithNianHao(withEmperor bool, withDynasty bool) []string {
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var res []string
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if len(l.eras) > 0 {
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for _, v := range l.eras {
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tmp := v.String() + l.desc
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if withEmperor {
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tmp = v.Emperor + " " + tmp
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}
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if withDynasty {
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tmp = v.Dynasty + " " + tmp
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}
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res = append(res, tmp)
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}
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} else {
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res = append(res, number2Chinese(l.year, true)+"年"+l.desc)
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}
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return res
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}
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func (l LunarTime) LunarInfo() []LunarInfo {
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var res []LunarInfo
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for _, v := range l.eras {
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li := LunarInfo{
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SolarDate: l.solarDate,
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LunarYear: l.year,
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LunarYearChn: number2Chinese(l.year, true),
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LunarMonth: l.month,
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LunarDay: l.day,
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IsLeap: l.leap,
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LunarMonthDayDesc: l.desc,
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GanzhiYear: GanZhiOfYear(l.year),
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GanzhiMonth: l.ganzhiMonth,
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GanzhiDay: GanZhiOfDay(l.solarDate),
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Dynasty: v.Dynasty,
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Emperor: v.Emperor,
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Nianhao: v.Nianhao,
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YearOfNianhao: v.YearOfNianHao,
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EraDesc: v.String(),
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LunarWithEraDesc: v.String() + l.desc,
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ChineseZodiac: l.ShengXiao(),
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}
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res = append(res, li)
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}
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if len(l.eras) == 0 {
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li := LunarInfo{
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SolarDate: l.solarDate,
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LunarYear: l.year,
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LunarYearChn: number2Chinese(l.year, true),
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LunarMonth: l.month,
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LunarDay: l.day,
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IsLeap: l.leap,
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LunarMonthDayDesc: l.desc,
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GanzhiYear: GanZhiOfYear(l.year),
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GanzhiMonth: l.ganzhiMonth,
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GanzhiDay: GanZhiOfDay(l.solarDate),
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Dynasty: "",
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Emperor: "",
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Nianhao: "",
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YearOfNianhao: 0,
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EraDesc: number2Chinese(l.year, true) + "年",
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LunarWithEraDesc: number2Chinese(l.year, true) + "年" + l.desc,
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ChineseZodiac: l.ShengXiao(),
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}
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res = append(res, li)
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}
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return res
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}
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