Home-AssistantConfig/config/packages/holiday.yaml

###############################################################################
#   @author         :   Mahasri Kalavala
#   @date           :   10/28/2017
#   @package        :   Holidays
#   @description    :   Retrieves the holiday
###############################################################################
#-------------------------------------------
# Holiday Package
# @CCOSTAN
# Repo : https://github.com/CCOSTAN/Home-AssistantConfig
# Video Breakdown - https://www.vcloudinfo.com/2019/02/breaking-down-the-flag-sensor-in-home-assistant.html
#-------------------------------------------
## Modified for my own fun stuff!

homeassistant:
  customize:

    sensor.holiday:

      icon: mdi:beach
      friendly_name: US Holiday
    sensor.flag:

      icon: mdi:flag
      friendly_name: Flag Day

###############################################################################
# Sensor updates once every 4 hours (14400 seconds) & runs 6 times in 24 hours
#
# First it checks for holiday in static section, if that doesn't exist,
# it checks in the dynamic section. If neither exists, the value will be empty
###############################################################################
sensor:
  - platform: rest
    resource: https://raw.githubusercontent.com/CCOSTAN/Home-AssistantConfig/master/config/json_data/holidays.json
    name: Holiday
    scan_interval: 14400
    value_template: >
      {% set today = now().month  ~ '/' ~ now().day  %}
      {% set holiday =  value_json.MAJOR_US.static[ today ] %}
      {% if holiday | trim == "" %}
        {% set today = now().month  ~ '/' ~ now().day ~ '/' ~ now().year %}
        {% set holiday =  value_json.MAJOR_US.dynamic[ today ] %}
      {% endif %}
      {{ holiday }}

################################################################################
# Sensor Uses Flag data from this calendar - http://www.webcal.fi/en-US/flag_days.php
################################################################################
  - platform: rest
    resource: https://www.webcal.fi/cal.php?id=335&format=json&start_year=current_year&end_year=current_year&tz=America%2FNew_York
    name: Flag
    scan_interval: 14400
    value_template: >-
      {%- set now_string = now().strftime('%Y-%m-%d') %}
      {% for day_val in value_json if day_val.date == now_string  %}
        True
        {% else %}
        False
      {% endfor -%}

################################################################################
# Countdown Sesor using WolfRam Alpha Natural language queries
################################################################################

  - platform: rest
    name: Halloween Countdown
    resource: !secret wolframalpha_halloween_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Christmas Countdown
    resource: !secret wolframalpha_xmas_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Easter Countdown
    resource: !secret wolframalpha_easter_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Mothers Countdown
    resource: !secret wolframalpha_mothersday_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Fathers Countdown
    resource: !secret wolframalpha_fathersday_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Chanukkah Countdown
    resource: !secret wolframalpha_chanukkah_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Labor Day Countdown
    resource: !secret wolframalpha_labor_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Memorial Day Countdown
    resource: !secret wolframalpha_memorial_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200

  - platform: rest
    name: Thanksgiving Day Countdown
    resource: !secret wolframalpha_thanksgiving_api
    value_template: "{{ (value|replace(' days', '')) | int }}"
    unit_of_measurement: Days
    scan_interval: 43200