ESPhome Xmas light effect

# Example configuration entry
light:
  - platform: monochromatic
    output: output_component1
    id: xmas_light

# Example output entry
output:
  - platform: esp8266_pwm
    id: output_component1
    pin: D3

switch:
  - platform: template
    id: xmas_light_switch
    name: "${device_name}"
    restore_state: true
    turn_on_action:
      - switch.template.publish:
          id: xmas_light_switch
          state: on
      - while:
          #只要開關是打開的就一直持續這個流程
          condition:
            switch.is_on: xmas_light_switch
          then:
            #10秒間將亮度調到最大
            - light.turn_on:
                id: xmas_light
                brightness: 100%
                transition_length: 10s
            - delay: 10s
            - delay: 30s
            #5秒間將亮度調到關閉
            - light.turn_on:
                id: xmas_light
                brightness: 0%
                transition_length: 5s
            - delay: 5s
    turn_off_action:
      - switch.template.publish:
          id: xmas_light_switch
          state: off
      - light.turn_off:
          id: xmas_light