Rewrite of Toon integration (#13797)

Co-authored-by: scheric <38077357+scheric@users.noreply.github.com>

source/_integrations/toon.markdown

@@ -1,11 +1,12 @@
 ---
 title: Toon
-description: Instructions on how to integrate Toon within Home Assistant.
+description: Instructions on how to integrate Eneco Toon/Engie Electrabel Boxx/Viesgo within Home Assistant.
 ha_category:
-  - Climate
   - Binary Sensor
+  - Climate
   - Energy
   - Sensor
+  - Switch
 ha_release: 0.56
 ha_iot_class: Cloud Polling
 ha_config_flow: true
@@ -14,15 +15,29 @@ ha_codeowners:
 ha_domain: toon
 ---
 
-The `toon` integration platform can be used to control your Toon thermostat. This integration adds a climate device for your Toon thermostat, sensors for power and gas consumption, sensors for solar production and several binary sensors for things like boiler burner on/off, hot tap water and boiler health status.
+The Toon integration platform can be used to control your Quby Toon thermostat,
+which is currently being sold as:
 
-For the `toon` integration to work, you'll need an active Toon subscription with Eneco and a Toon API developer account.
+- Eneco Toon
+- Engie Electrabel Boxx
+- Viesgo Toon
+
+This integration adds a climate device for your Toon thermostat, some switches
+allowing you to control the program and holiday mode of the thermostats as well.
+
+Sensors for energy, power and gas consumption, sensors for solar production and
+several binary sensors for things like boiler burner on/off, hot tap water and
+boiler health status.
+
+For the Toon integration to work, you'll need an active Toon subscription 
+and a Toon API developer account.
 
 There is currently support for the following device types within Home Assistant:
 
-- Binary Sensor
+- [Binary Sensor](#binary-sensor)
 - [Climate](#climate)
-- Sensor
+- [Sensor](#sensor)
+- [Switch](#switch)
 
 ## Setting up a developer account
 
@@ -32,7 +47,7 @@ In order to be able to use this component, you'll need to sign up for a free Too
 2. Open the "[My Apps](https://developer.toon.eu/user/me/apps)" page and click on "Add a new App" button on the top right.
 3. The "Add App" page shows a form with two fields:
    - **App Name**: Can be anything you like, for example, "Home Assistant" will just do.
-   - **Callback URL**: Fill in `localhost` in this field.
+   - **Callback URL**: `https://homeassistant.local:8123/auth/external/callback` (Please replace the first part of the URL with the internal URL of your Home Assistant frontend).
 4. Click on "Create App" to complete the creation process.
 5. Open the "[My Apps](https://developer.toon.eu/user/me/apps)" page again and click on the app that you've just created.
 6. You need the codes now shown: "Consumer Key" and "Consumer Secret".
@@ -58,26 +73,69 @@ client_secret:
   description: Toon API Consumer Secret.
   required: true
   type: string
-scan_interval:
-  description: The rate in seconds at which Toon should be polled for new data.
-  required: false
-  type: integer
-  default: 300
 {% endconfiguration %}
 
+## Binary Sensor
+
+The Toon integration provides the following binary sensors:
+
+- Boiler Burner (only with OpenTherm)
+- Boiler Heating* (only with OpenTherm)
+- Boiler Module Connection*
+- Boiler Preheating* (only with OpenTherm)
+- Boiler Status (only with OpenTherm)
+- Hot Tap Water (only with OpenTherm)
+- OpenTherm Connection* (only with OpenTherm)
+- Thermostat Program Override*
+
+Binary sensors marked with `*` are disabled by default, but can be enabled
+from the UI, by clicking on the device and enabling the specific entity.
+
 ## Climate
 
-The `toon` climate platform allows you to interact with your Toon thermostat.
+The Toon climate platform allows you to interact with your Toon thermostat.
 
 Home Assistant support the four Toon presets: `Comfort`, `Home`, `Away` and `Sleep`.
 It also supports setting the temperature manually.
 
-## Services
+Toon has no option to disable a preset. It will automatically unset
+when values of the thermostat are changed.
 
-### Service `update`
+## Sensor
 
-Updates ententies from Toon with fresh queried data.
+The Toon integration provides the following sensors:
 
-| Service data attribute | Optional | Description                                 |
+- Average Daily Energy Usage*
-| ---------------------- | -------- | ------------------------------------------- |
+- Average Daily Gas Usage* (only with a "smart" gas meter)
-| `display`              | Yes      | The display you wish to fetch updates from. |
+- Average Gas Usage (only with a "smart" gas meter)
+- Average Power Usage*
+- Average Solar Power Production to Grid* (only with solar module)
+- Boiler Modulation Level* (only with OpenTherm)
+- Current Gas Usage (only with a "smart" gas meter)
+- Current Power Usage
+- Current Power Usage Covered By Solar (only with solar module)
+- Current Solar Power Production (only with solar module)
+- Electricity Meter Feed IN Tariff 1*
+- Electricity Meter Feed IN Tariff 2*
+- Electricity Meter Feed OUT Tariff 1*
+- Electricity Meter Feed OUT Tariff 2*
+- Energy Cost Today
+- Energy Produced To Grid Today* (only with solar module)
+- Energy Usage From Grid Today* (only with solar module)
+- Energy Usage Today
+- Gas Cost Today (only with a "smart" gas meter)
+- Gas Meter (only with a "smart" gas meter)
+- Gas Usage Today (only with a "smart" gas meter)
+- Max Solar Power Production Today (only with solar module)
+- Solar Energy Produced Today (only with solar module)
+- Solar Power Production to Grid (only with solar module)
+
+Sensors marked with `*` are disabled by default, but can be enabled
+from the UI, by clicking on the device and enabling the specific entity.
+
+## Switch
+
+The Toon integration provides the following switches:
+
+- Thermostat Holiday Mode
+- Thermostat Program