Jinja Transformation Service
Transforms a value using a jinja template.
The main purpose of this transformer is the use in the home assistant discovery. Therfore not all features of the home assistant templating are supported. Basically on Processing incoming data
Available variables
| Variable | Description |
|---|---|
| value | The incoming value. |
| value_json | The incoming value parsed as JSON. |
Examples
Basic Example
Given the value
{"Time":"2019-01-05T22:45:12","AM2301":{"Temperature":4.7,"Humidity":93.7},"TempUnit":"C"}
the template
::: v-pre
{{value_json['AM2301'].Temperature}}
:::
extracts the string 4.7.
Further Reading
- Wikipedia on [Jinja](https://en.wikipedia.org/wiki/Jinja_(template_engine).
- Home assistant discovery.
- Home assistant templating.