myq_renderer.py

   1 import pymyq
   2 from aiohttp import ClientSession
   3 import asyncio
   4 import constants
   5 import datetime
   6 from dateutil.parser import parse
   7 import file_writer
   8 import renderer
   9 import secrets
  10
  11 class garage_door_renderer(renderer.debuggable_abstaining_renderer):
  12     def __init__(self, name_to_timeout_dict):
  13         super(garage_door_renderer, self).__init__(name_to_timeout_dict, False)
  14         self.doors = None
  15         self.last_update = None
  16
  17     def debug_prefix(self):
  18         return "myq"
  19
  20     def periodic_render(self, key):
  21         if key == "Poll MyQ":
  22             self.last_update = datetime.datetime.now()
  23             return asyncio.run(self.poll_myq())
  24         elif key == "Update Page":
  25             return self.update_page()
  26         else:
  27             raise error("Unknown operaiton")
  28
  29     async def poll_myq(self):
  30         async with ClientSession() as websession:
  31             myq = await pymyq.login(secrets.myq_username,
  32                                     secrets.myq_password,
  33                                     websession)
  34             self.doors = myq.devices
  35             return len(self.doors) > 0
  36
  37     def update_page(self):
  38         f = file_writer.file_writer(constants.myq_pagename)
  39         f.write("""
  40 <H1>Garage Door Status</H1>
  41 <!-- Last updated at %s -->
  42 <HR>
  43 <TABLE BORDER=0 WIDTH=99%%>
  44   <TR>
  45 """ % self.last_update)
  46         html = self.do_door("Near House")
  47         if html == None:
  48             return False
  49         f.write(html)
  50
  51         html = self.do_door("Middle Door")
  52         if html == None:
  53             return False
  54         f.write(html)
  55         f.write("""
  56   </TR>
  57 </TABLE>""")
  58         f.close()
  59         return True
  60
  61     def get_state_icon(self, state):
  62         if state == "open":
  63             return "/icons/garage_open.png"
  64         elif state == "closed":
  65             return "/icons/garage_closed.png"
  66         elif state == "opening":
  67             return "/icons/garage_opening.png"
  68         elif state == "closing":
  69             return "/icons/garage_closing.png"
  70         else:
  71             return str(state) + ", an unknown state for the door."
  72
  73     def do_door(self, name):
  74         for key in self.doors:
  75             door = self.doors[key]
  76             if door.name == name:
  77                 j = self.doors[key].json
  78                 state = j["state"]["door_state"]
  79
  80                 # "last_update": "2020-07-04T18:11:34.2981419Z"
  81                 raw = j["state"]["last_update"]
  82                 ts = parse(raw)
  83                 tz_info = ts.tzinfo
  84                 now = datetime.datetime.now(tz_info)
  85                 delta = (now - ts).total_seconds()
  86                 now = datetime.datetime.now()
  87                 is_night = now.hour <= 7 or now.hour >= 21
  88                 days = divmod(delta, constants.seconds_per_day)
  89                 hours = divmod(days[1], constants.seconds_per_hour)
  90                 minutes = divmod(hours[1], constants.seconds_per_minute)
  91                 width = 0
  92                 if is_night and door.get_status() == "open":
  93                     color = "border-color: #ff0000;"
  94                     width = 15
  95                 else:
  96                     color = ""
  97                     width = 0
  98                 return """
  99 <TD WIDTH=49%%>
 100   <CENTER>
 101   <FONT STYLE="font-size:26pt">%s<BR>
 102   <IMG SRC="%s"
 103        HEIGHT=250
 104        STYLE="border-style: solid; border-width: %dpx; %s">
 105   <BR>
 106   <B>%s</B></FONT><BR>
 107   for %d day(s), %02d:%02d.
 108   </CENTER>
 109 </TD>""" % (name,
 110             self.get_state_icon(state),
 111             width,
 112             color,
 113             state,
 114             days[0], hours[0], minutes[0])
 115         return None
 116
 117 # Test
 118 #x = garage_door_renderer({"Test" : 1})
 119 #x.periodic_render("Poll MyQ")
 120 #x.periodic_render("Update Page")