A Home Assistant component to declare and set/update variables (state).
Copy variable folder in to your home-assistant custom_components folder
In HACS settings, add a custom repository with:
- URL:
https://github.com/rogro82/hass-variables - type:
integration
Then the variable custom component will be installable through HACS and you will be able to follow the future updates.
Add the component variable to your configuration and declare the variables you want.
variable:
countdown_timer:
value: 30
attributes:
friendly_name: 'Countdown'
icon: mdi:alarm
countdown_trigger:
name: Countdown
value: False
light_scene:
value: 'normal'
attributes:
previous: ''
restore: trueA variable 'should' have a value and can optionally have a name and attributes, which can be used to specify additional values but can also be used to set internal attributes like icon, friendly_name etc.
In case you want your variable to restore its value and attributes after restarting you can set restore to true.
To update a variables value and/or its attributes you can use the service call variable.set_variable
The following parameters can be used with this service:
- variable: string (required) The name of the variable to update
- value: any (optional) New value to set
- value_template: template (optional) New value to set from a template
- attributes: dictionary (optional) Attributes to set or update
- attributes_template: template (optional) Attributes to set or update from a template ( should return a json object )
- replace_attributes: boolean ( optional ) Replace or merge current attributes (default false = merge)
action:
- service: variable.set_variable
data:
variable: test_timer
value: 30
action:
- service: variable.set_variable
data:
variable: last_motion
value: "livingroom"
attributes_template: >
{
"history_1": "{{ variable.state }}",
"history_2": "{{ variable.attributes.history_1 }}",
"history_3": "{{ variable.attributes.history_2 }}"
}variable:
test_timer:
value: 0
attributes:
icon: mdi:alarm
script:
schedule_test_timer:
sequence:
- service: variable.set_variable
data:
variable: test_timer
value: 30
- service: automation.turn_on
data:
entity_id: automation.test_timer_countdown
automation:
- alias: test_timer_countdown
initial_state: 'off'
trigger:
- platform: time_pattern
seconds: '/1'
action:
- service: variable.set_variable
data:
variable: test_timer
value_template: '{{ [((variable.state | int) - 1), 0] | max }}'
- alias: test_timer_trigger
trigger:
platform: state
entity_id: variable.test_timer
to: '0'
action:
- service: automation.turn_off
data:
entity_id: automation.test_timer_countdownMore examples can be found in the examples folder.
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