migration: establish exact preserved app baseline

vendor/lunar_python/SolarMonth.py

@@ -0,0 +1,85 @@
+# -*- coding: utf-8 -*-
+
+from . import Solar, SolarWeek
+from .util import SolarUtil
+
+
+class SolarMonth:
+    """
+    阳历月
+    """
+
+    def __init__(self, year, month):
+        self.__year = year
+        self.__month = month
+
+    @staticmethod
+    def fromDate(date):
+        return SolarMonth(date.year, date.month)
+
+    @staticmethod
+    def fromYm(year: int, month: int):
+        return SolarMonth(year, month)
+
+    def getYear(self):
+        return self.__year
+
+    def getMonth(self):
+        return self.__month
+
+    def toString(self):
+        return "%d-%d" % (self.__year, self.__month)
+
+    def toFullString(self):
+        return "%d年%d月" % (self.__year, self.__month)
+
+    def __str__(self):
+        return self.toString()
+
+    def getDays(self):
+        """
+        获取本月的阳历日期列表
+        :return: 阳历日期列表
+        """
+        days = []
+        d = Solar.fromYmd(self.__year, self.__month, 1)
+        days.append(d)
+        for i in range(1, SolarUtil.getDaysOfMonth(self.__year, self.__month)):
+            days.append(d.next(i))
+        return days
+
+    def getWeeks(self, start):
+        """
+        获取本月的阳历日期列表
+        :param start: 星期几作为一周的开始，1234560分别代表星期一至星期天
+        :return: 阳历日期列表
+        """
+        weeks = []
+        week = SolarWeek.fromYmd(self.__year, self.__month, 1, start)
+        while True:
+            weeks.append(week)
+            week = week.next(1, False)
+            first_day = week.getFirstDay()
+            if first_day.getYear() > self.__year or first_day.getMonth() > self.__month:
+                break
+        return weeks
+
+    def next(self, months):
+        """
+        获取往后推几个月的阳历月，如果要往前推，则月数用负数
+        :param months: 月数
+        :return: 阳历月
+        """
+        n = 1
+        if months < 0:
+            n = -1
+        m = abs(months)
+        y = self.__year + int(m / 12) * n
+        m = self.__month + m % 12 * n
+        if m > 12:
+            m -= 12
+            y += 1
+        elif m < 1:
+            m += 12
+            y -= 1
+        return SolarMonth.fromYm(y, m)