HomeAssistant helper scripts for controlling volume of media_player entities

ha_volume_helper_scripts.yaml

volume_down:
  alias: Volume Down
  description: Volume Down with user defined step size
  fields:
    entity_id:
      selector:
        entity:
          domain: media_player
    step:
      default: 0.05
      selector:
        number:
          min: 0
          max: 1
          step: 0.01
  sequence:
  - service: media_player.volume_set
    data_template:
      entity_id: '{{entity_id}}'
      volume_level: '{{ [state_attr(entity_id, ''volume_level'') - step, 0.00] | max
        }}'
  mode: single
  icon: mdi:volume-minus
  
volume_up:
  alias: Volume Up
  description: Volume Up with user defined step size
  fields:
    entity_id:
      selector:
        entity:
          domain: media_player
    step:
      default: 0.05
      selector:
        number:
          min: 0
          max: 1
          step: 0.01
  sequence:
  - service: media_player.volume_set
    data_template:
      entity_id: '{{entity_id}}'
      volume_level: '{{ [state_attr(entity_id, ''volume_level'') + step, 1.00] | min
        }}'
  mode: single
  icon: mdi:volume-plus
  
mute_toggle:
  alias: Volume Mute Toggle
  fields:
    entity_id:
      selector:
        entity:
          domain: media_player
  sequence:
  - service: media_player.volume_mute
    data_template:
      entity_id: '{{entity_id}}'
      is_volume_muted: '{{ state_attr(entity_id, ''is_volume_muted'') == false }}'
  mode: single
  icon: mdi:volume-mute