MQTT interface for Tuya home automation devices sold under various names. This is a wrapper script for the Project codetheweb/tuyapi. https://github.com/codetheweb/tuyapi

This project provides an MQTT client for communication with the home automation devices.

Instructions:

Download this project to your openhab2-script-folder "/etc/openhab2/scripts" and install tuyapi from the same folder that the tuya-mqtt.js is in

cd /etc/openhab2/scripts
git clone git@github.com:TheAgentK/tuyaapi_mqtt.git // this project
cd tuyaapi_mqtt
npm install //downloads codetheweb/tuyapi

Ignore all Warnings.

This involves MIM of the connection. Instructions can be found here: https://github.com/codetheweb/tuyapi/blob/master/docs/SETUP.md

Start command

node tuya-mqtt.js

// For debugging purpose
DEBUG=* tuya-mqtt.js

MQTT Topic

Current device state:
    tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/state

Change device state:
    tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/<STATE>

    Example:
    tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/on
    tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/off

Color for lightbulb

    Example:
    tuya/lightbulb/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/color // Color as Payload as hexColor

Issues

There are some reliability issues with tuyapi. Latest changes changed the syntax but still getting error maybe at an even higher rate.

All questions regarding the TuyaAPI please ask in the project https://github.com/codetheweb/tuyapi .

Example items

create items-file

Switch tuya_kitchen_coffeemachine_mqtt "Steckdose Kaffeemaschine" <socket> (<GROUPS>) ["Switchable"] {
    mqtt="<[broker:tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/state:state:default:.*], 
          >[broker:tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/on:command:ON:true], 
          >[broker:tuya/<tuyaAPI-type>/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/off:command:OFF:false]"
}

Switch tuya_livingroom_ledstrip_tv "LED Regal" <lightbulb> (<GROUPS>) ["Lighting"] {
    mqtt="<[broker:tuya/lightbulb/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/state:state:default:.*], 
          >[broker:tuya/lightbulb/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/on:command:ON:true], 
          >[broker:tuya/lightbulb/<tuyaAPI-id>/<tuyaAPI-key>/<tuyaAPI-ip>/command/off:command:OFF:false]"
}

Useage

Basic UI sitemap

Switch item=tuya_kitchen_coffeemachine_mqtt mappings=[ON="On", OFF="Off"]
Switch item=tuya_livingroom_ledstrip_tv mappings=[ON="On", OFF="Off"]

README.md

TuyaAPI-MQTT Client