Added check for MQTT broker addon and updated docs.

CHANGELOG.md

@@ -1,3 +1,8 @@
+## [1.0.1] - 2022-04-08
+### Fixes
+* Updated documentation and added check for Mosquitto MQTT broker addon requirement.
+
+
 ## [1.0.0] - 2022-02-13
 ### New
 * Support for battery and illuminance sensors for Airthings Wave+ devices pulled from upstream.

DOCS.md

@@ -7,6 +7,8 @@ This Home Assistant Add-on will read sensor values from [Airthings](https://www.
 
 In order to use this add-on you need:
 
+* The [Mosquitto Broker Add-on](https://github.com/home-assistant/addons/tree/master/mosquitto) installed
+
 * An Airthings Wave, Airthings Wave Plus or Airthings Wave Mini
 
 * A Raspberry Pi 3/4 with built-in Bluetooth or a Bluetooth adapter that supports Bluetooth Low Energy (BLE) (such as [this one](https://www.amazon.com/Plugable-Bluetooth-Adapter-Compatible-Raspberry/dp/B009ZIILLI)).

README.md

@@ -14,6 +14,8 @@ The screenshot below shows an Airthings Wave Plus device as it appears in Home A
 
 In order to use this add-on you need:
 
+* The [Mosquitto Broker Add-on](https://github.com/home-assistant/addons/tree/master/mosquitto) installed
+
 * An Airthings Wave, Airthings Wave Plus or Airthings Wave Mini
 
 * A Raspberry Pi 3/4 with built-in Bluetooth or a Bluetooth adapter that supports Bluetooth Low Energy (BLE) (such as [this one](https://www.amazon.com/Plugable-Bluetooth-Adapter-Compatible-Raspberry/dp/B009ZIILLI)).

config.yaml

@@ -1,5 +1,5 @@
 name: Airthings
-version: 1.0.0
+version: 1.0.1
 slug: airthings
 description: Read sensor values from Airthings Wave environmental monitoring devices
 url: https://github.com/mjmccans/hassio-addon-airthings

src/run.sh

@@ -1,12 +1,16 @@
 #!/usr/bin/env bashio
 set -e
 
-bashio::log.info "Getting mqtt configuration..."
-MQTT_HOST=$(bashio::services mqtt "host")
-MQTT_USER=$(bashio::services mqtt "username")
-MQTT_PASSWORD=$(bashio::services mqtt "password")
+if ! bashio::services.available "mqtt"; then
+    bashio::log.error "No internal MQTT service found. Please install the internal Mosquitto MQTT broker integration."
+else
+    bashio::log.info "Internal MQTT service found, fetching configuration ..."
+    MQTT_HOST=$(bashio::services mqtt "host")
+    MQTT_USER=$(bashio::services mqtt "username")
+    MQTT_PASSWORD=$(bashio::services mqtt "password")
 
-bashio::log.info "Starting python script..."
-python3 ./airthings-mqtt.ha.py --host $MQTT_HOST --username $MQTT_USER --password $MQTT_PASSWORD --config /data/options.json
+    bashio::log.info "Starting python script..."
+    python3 ./airthings-mqtt.ha.py --host $MQTT_HOST --username $MQTT_USER --password $MQTT_PASSWORD --config /data/options.json
+fi
 
 bashio::log.info "Done."