esp tank level percent

globals:
  - id: sensor_height
    type: float
    restore_value: yes
    initial_value: '1.73'
  - id: top_level
    type: float
    restore_value: yes
    initial_value: '0.15'

i2c:
  - id: bus_a
    sda: 4
    scl: 5
    scan: True

sensor:
  - platform: vl53l0x
    i2c_id: bus_a
    name: "Level Percent"
    address: 0x29
    update_interval: 60s
    long_range: true
    unit_of_measurement: "%"
    accuracy_decimals: 1
    filters:
    - lambda: |-
        if (x > id(sensor_height)) return 0;
        else return (id(sensor_height)-x)*(100/(id(sensor_height) - id(top_level)));