Local calendar sensors example

garbage.yaml

template:
  - trigger:
      - platform: time_pattern
        hours: "0"
        minutes: "1"
      - platform: homeassistant
        event: start
    sensor:
      - name: Směs days
        unique_id: 33328b5a-ef3e-4811-bf59-2527165b168c
        state: >-
          {% set days = ((state_attr('calendar.smes','start_time') | as_timestamp - 
            today_at("00:00") | as_timestamp ) / 86400) | int %}
          {{ min(days,2) }}
        attributes:
          days: >-
            {{ ((state_attr('calendar.smes','start_time') | as_timestamp - 
              today_at("00:00") | as_timestamp ) / 86400) | int }}
      - name: Bioodpad days
        unique_id: eb3ed151-9986-4c9c-8038-8aeba78b7eb4
        state: >-
          {% set days = ((state_attr('calendar.bioodpad','start_time') | as_timestamp - 
            today_at("00:00") | as_timestamp ) / 86400) | int %}
          {{ min(days,2) }}
        attributes:
          days: >-
            {{ ((state_attr('calendar.bioodpad','start_time') | as_timestamp - 
              today_at("00:00") | as_timestamp ) / 86400) | int }}
      - name: Papír days
        unique_id: 859b5e3c-8a8d-40e8-89de-9a0576db7110
        state: >-
          {% set days = ((state_attr('calendar.papir','start_time') | as_timestamp - 
            today_at("00:00") | as_timestamp ) / 86400) | int %}
          {{ min(days,2) }}
        attributes:
          days: >-
            {{ ((state_attr('calendar.papir','start_time') | as_timestamp - 
              today_at("00:00") | as_timestamp ) / 86400) | int }}
      - name: Plasty days
        unique_id: 17276e40-94a4-4b7f-a816-22b07eebcaa9
        state: >-
          {% set days = ((state_attr('calendar.plasty','start_time') | as_timestamp - 
            today_at("00:00") | as_timestamp ) / 86400) | int  %}
          {{ min(days,2) }}
        attributes:
          days: >-
            {{ ((state_attr('calendar.plasty','start_time') | as_timestamp - 
              today_at("00:00") | as_timestamp ) / 86400) | int }}