[NEW FEATURE] Add addons to available variables (#15)

* Remove dependency to get_hacs() method, which was removed in hacs 0.19.0

* Set hacs version in hacs.json and fix CR suggestions

* Introduce new variable addons with the list of installed HA addons

* Update the default template and README

* Apply suggestions from code review

Co-authored-by: Joakim Sørensen <[email protected]>

Co-authored-by: Joakim Sørensen <[email protected]>

Author: l-j

README.md

@@ -11,18 +11,15 @@
 [![Discord][discord-shield]][discord]
 [![Community Forum][forum-shield]][forum]
 
-_Use Jinja and data from Home Assistant to generate your README.md file_
+_Use Jinja and data from Home Assistant to generate your README.md file 
+with the list of all your installed add-ons and custom components_
 
 
 ## Installation
 
-1. Using the tool of choice open the directory (folder) for your HA configuration (where you find `configuration.yaml`).
-2. If you do not have a `custom_components` directory (folder) there, you need to create it.
-3. In the `custom_components` directory (folder) create a new folder called `readme`.
-4. Download _all_ the files from the `custom_components/readme/` directory (folder) in this repository.
-5. Place the files you downloaded in the new directory (folder) you created.
-6. Restart Home Assistant
-7. Choose:
+1. Download it with HACS
+2. Restart Home Assistant
+3. Choose:
    - Add `readme:` to your HA configuration.
    - In the HA UI go to "Configuration" -> "Integrations" click "+" and search for "Generate readme"
 
@@ -65,13 +62,16 @@ When you are happy with how the template look, run the service `readme.generate`
 
 ## Usable variables
 
-In addition to all [Jijna magic you can do](https://jinja.palletsprojects.com/en/2.10.x/templates/), there is also some additional variables you can use in the templates.
+In addition to all [Jinja magic you can do](https://jinja.palletsprojects.com/en/2.10.x/templates/), there is also some additional variables you can use in the templates.
 
 Variable | Description
 -- | --
 `states` | This is the same as with the rest of Home Assistant.
 `custom_components` | Gives you a list of information about your custom_integrations
 `hacs_components` | Gives you a list of information about HACS installed integrations, plugins, and themes
+`addons` | List of installed Home Assistant Add-ons 
+
+### custom_components
 
 The information about custom integrations are fetched from the integrations manifest.json file, the folowing keys are available:
 
@@ -81,14 +81,6 @@ The information about custom integrations are fetched from the integrations mani
 - `codeowners`
 - `version`
 
-The information about integrations tracked with HACS are fetched from the storage hacs files, the folowing keys are available:
-
-- `category`
-- `name`
-- `documentation`
-- `authors`
-- `description`
-
 **Example usage of the  `custom_components` variable:**
 
 ```
@@ -101,6 +93,16 @@ _{{custom_component_descriptions[integration.domain]}}_
 {% endfor -%}
 ```
 
+### hacs_components
+
+The information about integrations tracked with HACS are fetched from the storage hacs files, the folowing keys are available:
+
+- `category`
+- `name`
+- `documentation`
+- `authors`
+- `description`
+
 **Example usage of the  `hacs_components` variable:**
 
 ```
@@ -120,6 +122,30 @@ _{{custom_component_descriptions[integration.domain]}}_
 {%- endfor %}
 ```
 
+### Add-ons
+
+
+The following keys are available:
+
+- `name`
+- `slug`
+- `description`
+- `state`
+- `version`
+- `version_latest`
+- `update_available`
+- `repository`
+
+**Example usage:**
+```
+## Add-ons
+{%- for addon in addons | sort(attribute='name') %}
+- {{addon.name}} ({{addon.version}}) - {{addon.description}}
+{%- endfor %}
+```
+
+## Others
+
 **Example usage for documenting Alexa smart home utterances**
 ```
 {%- set alexa_configuration =
@@ -176,14 +202,6 @@ _"Alexa, turn off the `DEVICE NAME`."_
 {%- endfor %}
 ```
 
-If you only use this integration the output of that will be:
-
-```
-### [Generate readme](https://github.com/custom-components/readme)
-
-_Generates this awesome readme file._
-```
-
 ## Contributions are welcome!
 
 If you want to contribute to this please read the [Contribution guidelines](CONTRIBUTING.md)

custom_components/readme/__init__.py

@@ -10,13 +10,13 @@
 import json
 import os
 from shutil import copyfile
-from typing import Any, List
+from typing import Any, Dict, List
 
 import homeassistant.helpers.config_validation as cv
 import voluptuous as vol
 import yaml
 from homeassistant import config_entries
-from homeassistant.core import HomeAssistant
+from homeassistant.core import callback, HomeAssistant
 from homeassistant.helpers.template import AllStates
 from homeassistant.loader import Integration, IntegrationNotFound, async_get_integration
 from homeassistant.setup import async_get_loaded_integrations
@@ -152,11 +152,13 @@ async def service_generate(_call):
 
         custom_components = await get_custom_integrations(hass)
         hacs_components = get_hacs_components(hass)
+        installed_addons = get_ha_installed_addons(hass)
 
         variables = {
             "custom_components": custom_components,
             "states": AllStates(hass),
             "hacs_components": hacs_components,
+            "addons": installed_addons,
         }
 
         content = await read_file(hass, "templates/README.j2")
@@ -185,6 +187,17 @@ def get_hacs_components(hass: HomeAssistant):
     ]
 
 
+@callback
+def get_ha_installed_addons(hass: HomeAssistant) -> List[Dict[str, Any]]:
+    if not hass.components.hassio.is_hassio():
+        return []
+    supervisor_info = hass.components.hassio.get_supervisor_info()
+
+    if supervisor_info:
+        return supervisor_info.get("addons", [])
+    return []
+
+
 def get_repository_name(repository) -> str:
     """Return the name of the repository for use in the frontend."""
     name = None

custom_components/readme/default.j2

@@ -1,4 +1,3 @@
-{%- set custom_component_descriptions = {"readme": "Generates this awesome readme file."} -%}
 # Welcome !
 
 This is my Home Assistant installation.
@@ -11,16 +10,29 @@ Number of entities | {{states | count}}
 Number of sensors | {{states.sensor | count}}
 
 
-{% if custom_components %}
-## The custom_components that I use
-{% for integration in custom_components %}
-### [{{integration.name}}]({{integration.documentation}})
-{% if integration.domain in custom_component_descriptions %}
-_{{custom_component_descriptions[integration.domain]}}_
-{% endif -%}
-{% endfor -%}
-{% endif %}
+## My installed extensions:
+
+### Add-ons
+{%- for addon in addons | sort(attribute='name') %}
+- {{addon.name}}
+{%- endfor %}
+
+### Custom integrations
+{%- for component in hacs_components | selectattr('category', 'equalto', 'integration') | sort(attribute='name') %}
+- [{{component.name}}]({{component.documentation}})
+{%- endfor %}
+
+### Lovelace plugins
+{%- for component in hacs_components | selectattr('category', 'equalto', 'plugin') | sort(attribute='name') %}
+- [{{component.name}}]({{component.documentation}})
+{%- endfor %}
+
+### Themes
+{%- for component in hacs_components | selectattr('category', 'equalto', 'theme') | sort(attribute='name') %}
+- [{{component.name}}]({{component.documentation}})
+{%- endfor %}
+
 
 ***
 
-Generated by the [custom readme integration](https://github.com/custom-components/readme)
+Generated by the [custom readme integration](https://github.com/custom-components/readme)