Add hanyi.airpurifier.kj550 support

[xtg05]

Can you please add support for hanyi.airpurifier.kj550?

Some information are as follows:

$ miiocli device --ip 192.168.0.209 --token 2b85fe9dca90e77db660a1c23d7bec3f info
Model: hanyi.airpurifier.kj550
Hardware version: MXCHIP.MX1290
Firmware version: 2.0.2_0012

$ miiocli device --ip 192.168.0.209 --token 2b85fe9dca90e77db660a1c23d7bec3f raw_command get_prop'["all"]'
Running command raw_command
[]
Error: {'code': -9999, 'message': 'user ack timeout'}

$ miiocli airpurifier --ip 192.168.0.209 --token 2b85fe9dca90e77db660a1c23d7bec3f status
ValueError: None is not a valid OperationMode

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/local/bin/miiocli", line 8, in
sys.exit(create_cli())
File "/home/xtg05/.local/lib/python3.8/site-packages/miio/cli.py", line 45, in create_cli
return cli(auto_envvar_prefix="MIIO")
File "/home/xtg05/.local/lib/python3.8/site-packages/miio/click_common.py", line 59, in call
return self.main(*args, **kwargs)
File "/usr/lib/python3/dist-packages/click/core.py", line 717, in main
rv = self.invoke(ctx)
File "/usr/lib/python3/dist-packages/click/core.py", line 1137, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/lib/python3/dist-packages/click/core.py", line 1137, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/lib/python3/dist-packages/click/core.py", line 956, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/usr/lib/python3/dist-packages/click/core.py", line 555, in invoke
return callback(*args, **kwargs)
File "/home/xtg05/.local/lib/python3.8/site-packages/miio/click_common.py", line 285, in wrap
result_msg = result_msg_fmt.format(**kwargs)
File "/home/xtg05/.local/lib/python3.8/site-packages/miio/airpurifier.py", line 130, in mode
return OperationMode(self.data["mode"])
File "/usr/lib/python3.8/enum.py", line 309, in call
return cls.new(cls, value)
File "/usr/lib/python3.8/enum.py", line 600, in new
raise exc
File "/usr/lib/python3.8/enum.py", line 584, in new
result = cls.missing(value)
File "/usr/lib/python3.8/enum.py", line 613, in missing
raise ValueError("%r is not a valid %s" % (value, cls.name))
ValueError: None is not a valid OperationMode

Name
MiWhole MIX Air Purifier

Model
hanyi.airpurifier.kj550

Model no.
KJ550F-PHY01

Specs
66㎡, 550m³/h CADR, 35~64dB(A), 50W (max) 29X29X57

MiWhole MIX Air Purifier (hanyi.airpurifier.kj550)

Features (as is in Mi Home App)

• switch (on, off)
• mode (auto, Manual, Sleep)
• Wind speed (0...100%)
• Child lock (on, off)
• Negative ion (on, off)
• light (Close, Bright, Dark)
• Advanced timing --> Schedule list
• timer (01...24)
• Filter reset (Cancel, Confirm)

Attributes
= Room temperature [C]
= Indoor humidity [%]
= PM2.5 [ug/m3]
= Filter life [hour]
= Indoor air quality [excellent/...]

https://www.qoo10.com/item/MIX-AIR-PURIFIER-MIX-WHITE/673576945
https://www.aliexpress.com/item/4000833900739.html

[yoon1st]

Sir, hows it going??
I have a hanyi.airpurifier.kj550 too!