公众授权版：normal · 1000 次 · 有效期至 2026-12-31

副本编号 LY-20261007-AC63（水印指纹已嵌入）含 README、.gitignore；排除 .DS_Store / __pycache__ / .pytest_cache
2026-10-07 17:29:52 +08:00
commit d9da4301cd
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+# -*- coding:utf-8 -*-
+from __future__ import annotations
+
+from abc import ABC, abstractmethod
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+    from tyme4py.eightchar import EightChar
+    from tyme4py.lunar import LunarHour
+    from tyme4py.solar import SolarTime, SolarTerm
+    from tyme4py.eightchar import ChildLimitInfo
+
+
+class EightCharProvider(ABC):
+    """八字计算接口"""
+
+    @abstractmethod
+    def get_eight_char(self, hour: LunarHour) -> EightChar:
+        """
+        八字
+        :param hour: 农历时辰
+        :return: 八字 EightChar
+        """
+        pass
+
+
+class ChildLimitProvider(ABC):
+    """童限计算接口"""
+
+    @abstractmethod
+    def get_info(self, birth_time: SolarTime, term: SolarTerm) -> ChildLimitInfo:
+        """
+        童限信息
+        :param birth_time:出生公历时刻
+        :param term: 节令
+        :return: 童限信息
+        """
+        pass
@@ -0,0 +1,141 @@
+# -*- coding:utf-8 -*-
+from __future__ import annotations
+
+from abc import abstractmethod
+from typing import TYPE_CHECKING
+
+from tyme4py.eightchar.provider import EightCharProvider, ChildLimitProvider
+
+if TYPE_CHECKING:
+    from tyme4py.eightchar import EightChar, ChildLimitInfo
+    from tyme4py.lunar import LunarHour
+    from tyme4py.solar import SolarTime, SolarTerm, SolarMonth
+
+
+class DefaultEightCharProvider(EightCharProvider):
+    """默认的八字计算（晚子时算第二天）"""
+
+    def get_eight_char(self, hour: LunarHour) -> EightChar:
+        return hour.get_sixty_cycle_hour().get_eight_char()
+
+
+class LunarSect2EightCharProvider(EightCharProvider):
+    """Lunar流派2的八字计算（晚子时日柱算当天）"""
+
+    def get_eight_char(self, hour: LunarHour) -> EightChar:
+        from tyme4py.eightchar import EightChar
+        from tyme4py.sixtycycle import SixtyCycleHour
+        h: SixtyCycleHour = hour.get_sixty_cycle_hour()
+        return EightChar(h.get_year(), h.get_month(), hour.get_lunar_day().get_sixty_cycle(), h.get_sixty_cycle())
+
+
+class AbstractChildLimitProvider(ChildLimitProvider):
+    """童限计算抽象"""
+
+    @staticmethod
+    def next(birth_time: SolarTime, add_year: int, add_month: int, add_day: int, add_hour: int, add_minute: int, add_second: int) -> ChildLimitInfo:
+        from tyme4py.solar import SolarTime, SolarMonth
+        from tyme4py.eightchar import ChildLimitInfo
+        d: int = birth_time.get_day() + add_day
+        h: int = birth_time.get_hour() + add_hour
+        mi: int = birth_time.get_minute() + add_minute
+        s: int = birth_time.get_second() + add_second
+        mi += s // 60
+        s %= 60
+        h += mi // 60
+        mi %= 60
+        d += h // 24
+        h %= 24
+        sm: SolarMonth = SolarMonth(birth_time.get_year() + add_year, birth_time.get_month()).next(add_month)
+        dc: int = sm.get_day_count()
+        while d > dc:
+            d -= dc
+            sm = sm.next(1)
+            dc = sm.get_day_count()
+        return ChildLimitInfo(birth_time, SolarTime(sm.get_year(), sm.get_month(), d, h, mi, s), add_year, add_month, add_day, add_hour, add_minute)
+
+    @abstractmethod
+    def get_info(self, birth_time: SolarTime, term: SolarTerm) -> ChildLimitInfo:
+        pass
+
+
+class DefaultChildLimitProvider(AbstractChildLimitProvider):
+    """默认的八字计算（晚子时算第二天）"""
+
+    def get_info(self, birth_time: SolarTime, term: SolarTerm) -> ChildLimitInfo:
+        # 出生时刻和节令时刻相差的秒数
+        seconds: int = abs(term.get_julian_day().get_solar_time().subtract(birth_time))
+        # 3天 = 1年，3天=60*60*24*3秒=259200秒 = 1年
+        year: int = seconds // 259200
+        seconds %= 259200
+        # 1天 = 4月，1天=60*60*24秒=86400秒 = 4月，85400秒/4=21600秒 = 1月
+        month: int = seconds // 21600
+        seconds %= 21600
+        # 1时 = 5天，1时=60*60秒=3600秒 = 5天，3600秒/5=720秒 = 1天
+        day: int = seconds // 720
+        seconds %= 720
+        # 1分 = 2时，60秒 = 2时，60秒/2=30秒 = 1时
+        hour: int = seconds // 30
+        seconds %= 30
+        # 1秒 = 2分，1秒/2=0.5秒 = 1分
+        minute: int = seconds * 2
+        return AbstractChildLimitProvider.next(birth_time, year, month, day, hour, minute, 0)
+
+
+class China95ChildLimitProvider(AbstractChildLimitProvider):
+    """元亨利贞的童限计算"""
+
+    def get_info(self, birth_time: SolarTime, term: SolarTerm) -> ChildLimitInfo:
+        # 出生时刻和节令时刻相差的分钟数
+        minutes: int = int(abs(term.get_julian_day().get_solar_time().subtract(birth_time)) / 60)
+        year: int = minutes // 4320
+        minutes %= 4320
+        month: int = minutes // 360
+        minutes %= 360
+        day: int = minutes // 12
+        return AbstractChildLimitProvider.next(birth_time, year, month, day, 0, 0, 0)
+
+
+class LunarSect1ChildLimitProvider(AbstractChildLimitProvider):
+    """Lunar的流派1童限计算（按天数和时辰数计算，3天1年，1天4个月，1时辰10天）"""
+
+    def get_info(self, birth_time: SolarTime, term: SolarTerm) -> ChildLimitInfo:
+        term_time: SolarTime = term.get_julian_day().get_solar_time()
+        end: SolarTime = term_time
+        start: SolarTime = birth_time
+        if birth_time.is_after(term_time):
+            end = birth_time
+            start = term_time
+
+        end_time_zhi_index: int = 11 if end.get_hour() == 23 else end.get_lunar_hour().get_index_in_day()
+        start_time_zhi_index: int = 11 if start.get_hour() == 23 else start.get_lunar_hour().get_index_in_day()
+        # 时辰差
+        hour_diff: int = end_time_zhi_index - start_time_zhi_index
+        # 天数差
+        day_diff: int = end.get_solar_day().subtract(start.get_solar_day())
+        if hour_diff < 0:
+            hour_diff += 12
+            day_diff -= 1
+
+        month_diff: int = int(hour_diff * 10 / 30)
+        month: int = day_diff * 4 + month_diff
+        day: int = hour_diff * 10 - month_diff * 30
+        year: int = int(month / 12)
+        month = month - year * 12
+        return AbstractChildLimitProvider.next(birth_time, year, month, day, 0, 0, 0)
+
+
+class LunarSect2ChildLimitProvider(AbstractChildLimitProvider):
+    """Lunar的流派2童限计算（按分钟数计算）"""
+
+    def get_info(self, birth_time: SolarTime, term: SolarTerm) -> ChildLimitInfo:
+        # 出生时刻和节令时刻相差的分钟数
+        minutes: int = int(abs(term.get_julian_day().get_solar_time().subtract(birth_time)) / 60)
+        year: int = int(minutes / 4320)
+        minutes %= 4320
+        month: int = int(minutes / 360)
+        minutes %= 360
+        day: int = int(minutes / 12)
+        minutes %= 12
+        hour: int = minutes * 2
+        return AbstractChildLimitProvider.next(birth_time, year, month, day, hour, 0, 0)