fix birth & last will topic

Fixed

• Publish birth and last will message on expected/documented topic
  homeassistant/switchbot-mqtt/status instead of topic
  homeassistant/switchbot_mqtt/status.

birth & last will

Added

• Birth ("online") and last will ("offline") message on topic homeassistant/switchbot-mqtt/status
  (@phbasler, #105)

---

Correction: Inadvertently publishing on homeassistant/switchbot_mqtt/status instead of documented homeassistant/switchbot-mqtt/status. Topic will be fixed in next release.

fix ipv6

Fixed

• ValueError: too many values to unpack when connecting to MQTT broker via IPv6
  (#42)

topic prefix

Added

• command-line option --mqtt-topic-prefix

TLS

Added

• command-line option --mqtt-enable-tls
• command-line option --mqtt-disable-tls (enabled by default)

Deprecated

• invocation with neither --mqtt-enable-tls nor --mqtt-disable-tls

set curtain position

Added

• MQTT messages on topic homeassistant/cover/switchbot-curtain/MAC_ADDRESS/position/set-percent
  trigger command to set curtain motors' position (payload: decimal integer in range [0, 100])
• support PySwitchbot v0.11.0 and v0.12.0

Removed

• compatibility with python3.6
• no longer report button automator's battery percentage on deprecated topic homeassistant/cover/switchbot/+/battery-percentage
  (use homeassistant/switch/switchbot/+/battery-percentage instead, see v2.1.0)

device info request

Added

• MQTT messages on topic homeassistant/switch/switchbot/MAC_ADDRESS/request-device-info
  and homeassistant/cover/switchbot-curtain/MAC_ADDRESS/request-device-info trigger
  update and reporting of device information (battery level, and curtains' position).
  Requires --fetch-device-info.

fix battery topic

Added

• battery level of button automators will additionally be reported on topic
  homeassistant/switch/switchbot/MAC_ADDRESS/battery-percentage.
  old (misleading) topic kept for downward compatibility.
• --fetch-device-info can alternatively be enabled by assigning a non-empty value
  to the environment variable FETCH_DEVICE_INFO

report battery level

Added

• command-line option --fetch-device-info enables battery level reports on topics
  homeassistant/cover/{switchbot,switchbot-curtain}/MAC_ADDRESS/battery-percentage
  after every command.
• option --debug to change log level to DEBUG

Changed

• changed default log level from DEBUG to INFO
• shortened log format (revert with --debug)

Removed

• compatibility with python3.5

report position

Added

• command-line option --fetch-device-info enables reporting of curtain motors'
  position on topic homeassistant/cover/switchbot-curtain/MAC_ADDRESS/position
  after sending stop command.