configuration.yaml

# Enable python script support needed for the calendar data conversion
python_script:

# Helper boolean to disable deep sleep for ota updates (when enabled the device won't go back to sleep after waking up)
input_boolean:
  disable_deep_sleep:
    name: Disable Deep Sleep
    icon: mdi:sleep-off

  enable_debug_display:
    name: Enable Debug Display
    icon: mdi:toolbox

template:
  # Binary sensor that indicates whether the calendar has been updated since the epaper panel was last refreshed - the screen will only refresh on wake up if true
  - binary_sensor:
      - name: ESP Calendar Data Update During Deep Sleep
        state: >
          {{ states.sensor.esp_calendar_data.last_updated > states.sensor.last_display_update.last_updated }}
  # Sensor that contains the json calendar data that ESPHome then parses to display the events
  - trigger:
      - platform: time_pattern
        minutes: "*"
    action:
      # Get the calendar data
      - service: calendar.get_events
        data:
          start_date_time: "{{ now() }}"
          duration:
            # How many days into the future entries should be fetched
            days: 10
        target:
          entity_id:
            # Add your calendar entity id's here
            - calendar.x
            - calendar.y
            - calendar.z
        response_variable: calendar_response
      # Convert the received data into our custom format that the ESPHome firmware expects via a python script
      - service: python_script.esp_calendar_data_conversion
        data:
          calendar: "{{ calendar_response }}"
          now: "{{ now().date() }}"
        response_variable: calendar_converted
    sensor:
      - name: ESP Calendar Data
        state: "OK"
        attributes:
          todays_day_name: >
            {{ ['maandag','dinsdag','woensdag','donderdag','vrijdag','zaterdag','zondag'][now().weekday()] }}
          todays_date_month_year: >
            {% set months = ["januari", "februari", "maart", "april", "mei", "juni", "juli", "augustus", "september", "oktober", "november", "december"] %}
            {{ months[now().month-1] }} {{  now().strftime('%Y') }}
          closest_end_time: "{{ as_timestamp(calendar_converted.closest_end_time, default=0) }}"
          entries: "{{ calendar_converted.entries }}"