# 导入模块
import xlrd
from xlutils.copy import copy
import xlwt
import itchat
import datetime
import time
# 使用手机扫描二维码登录微信
def WeChatLogin():
 itchat.login()
# 给指定好友发送指定内容的消息
def SendAMassage(friend, message):
 users = itchat.search_friends(name=friend)
 userName = users[0]['UserName']
 itchat.send(message, toUserName = userName)
# 按照指定格式修改excel表格内容
def ModifyContent(row,col,content,sheet,new_remindbook,path,style):
 # 获取工作表内容
 new_sheet = new_remindbook.get_sheet(0)
 # 写入数据
 new_sheet.write(row,col,content,style)
 # 保存文件
 new_remindbook.save(path)
# 判断提醒是否过期
def Overdue(nowtime,deadtime):
 if deadtime<nowtime:
 return True
 else:
 return False
# 程序运行主体
if __name__=='__main__':
 # 首次执行标志
 first_exec = True
 # 微信登录
 WeChatLogin()
 # 指定微信消息推送好友
 friend = '君以沫'
 # 备忘本记录文件地址
 path = r'.记事本.et'
 # 扫描备忘本记录
 while True:
 # 文件占用标志
 occupy = False
 # 打开excel文件，获取文件属性信息
 remindbook = xlrd.open_workbook(path,formatting_info=True)
 sheet = remindbook.sheet_by_index(0)
 nrows=sheet.nrows
 # 建立副本
 new_remindbook=copy(remindbook)
 # 初始化事项序号
 mark = 1
 # 初始化message信息
 message='以下事项未办结：'
 # 执行一次备忘本扫描
 for i in range(2, nrows):
 # 如果已办结事项或者空事项，直接跳过
 if sheet.cell(i,3).value=='是' or sheet.cell(i,2).value=='':
 continue
 # 获取事项截止时间
 deadtime = xlrd.xldate.xldate_as_datetime(sheet.cell(i,2).value, 0)
 deadhour = deadtime.strftime('%H:%M')
 # 获取当前时间
 nowtime = datetime.datetime.now()
 nowhour=nowtime.strftime("%H:%M")
 # 如果过期，则将过期标志设置为是
 if Overdue(nowtime,deadtime):
 # style0
 style0 = xlwt.XFStyle()
 # 设置单元格背景颜色
 pattern= xlwt.Pattern()
 pattern.pattern=1
 pattern.pattern_fore_colour=22
 style0.pattern=pattern
 # 字体设置
 font = xlwt.Font()
 font.name = '仿宋_GB2312'
 font.colour_index = 1
 font.height =280
 style0.font = font
 # 边框设置
 borders = xlwt.Borders()
 borders.left = xlwt.Borders.THIN
 borders.left = xlwt.Borders.THIN
 borders.right = xlwt.Borders.THIN
 borders.top = xlwt.Borders.THIN
 borders.bottom = xlwt.Borders.THIN
 style0.borders = borders
 # 为过期事项添加背景色（按指定格式重填）
 try:
 ModifyContent(i,1,sheet.cell(i,1).value,sheet,new_remindbook,path,style0)
 except:
 occupy = True
 print('文件占用中，休息60s...')
 time.sleep(6)
 break
 # style
 style = xlwt.XFStyle()
 # 设置单元格字体、颜色、字号
 font = xlwt.Font()
 font.name = '仿宋_GB2312'
 font.colour_index = 0
 font.height =280
 font.bold = False 
 style.font = font
 # 设置单元格对齐方式
 alig = xlwt.Alignment()
 alig.horz = xlwt.Alignment.HORZ_CENTER
 alig.vert = xlwt.Alignment.VERT_CENTER
 style.alignment = alig
 # 边框设置
 borders = xlwt.Borders()
 borders.left = xlwt.Borders.THIN
 borders.left = xlwt.Borders.THIN
 borders.right = xlwt.Borders.THIN
 borders.top = xlwt.Borders.THIN
 borders.bottom = xlwt.Borders.THIN
 style.borders = borders
 # 按照指定格式写入数据
 try:
 ModifyContent(i,3,'是',sheet,new_remindbook,path,style)
 except:
 occupy = True
 print('文件占用中，休息60s...')
 time.sleep(6)
 break
 # 未过期事项，添加到提醒信息中
 else:
 # 截止时间单独事项提醒
 if deadhour == nowhour:
 SendAMassage(friend, sheet.cell(i,1).value)
 message = message+'
'+'['+str(mark)+']'+sheet.cell(i,1).value
 mark=mark+1
 # 如果没有被占用
 if not(occupy):
 # 没有未办结事项，结束循环
 if len(message)<=8:
 print('here')
 break
 # 首次运行消息提醒
 if first_exec:
 SendAMassage(friend, message)
 print(message)
 first_exec = False
 release = False
 # 如果是以下时点，则推送微信消息提醒
 if nowhour in ['08:00','10:00','12:00','14:00','16:00']:
 SendAMassage(friend, message)
 # 其他时点
 else:
 print('当前时间：'+ nowtime.strftime("%Y%m%d %H:%M:%S")+' '+'休息30秒...' )
 # 半点整点打印未办结事项
 if nowhour[3:] in ['30','00']:
 print(message)
 time.sleep(30)
 # 所有事项已办结
 message='所有事项已办结。'
 SendAMassage(friend, message)
 print(message)
 # 退出微信登录
 itchat.logout()