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Purifier Card

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Air Purifier card for Home Assistant Lovelace UI

By default, the Home Assistant does not provide any card for controlling air purifiers. This card displays the state and allows to control your air purifier.

Preview of purifier-card

Installing

💡 Tip: If you like this project and want to get some stickers and postcards, consider giving me a tip for the time I spent building this project:

<a href="https://www.buymeacoffee.com/denysdovhan" target="_blank"> <img src="https://cdn.buymeacoffee.com/buttons/default-black.png" alt="Buy Me A Coffee" width="150px"> </a>

HACS

This card is available in HACS (Home Assistant Community Store).

Just search for Purifier Card in the plugins tab.

Manual

  1. Download purifier-card.js file from the latest-release.

  2. Put purifier-card.js file into your config/www folder.

  3. Add a reference to purifier-card.js in Lovelace. There's two way to do that:

    1. Using UI: ConfigurationLovelace DashboardsResources → Click Plus button → Set Url as /local/purifier-card.js → Set Resource type as JavaScript Module.

    2. Using YAML: Add the following code to lovelace section.

      resources:
        - url: /local/purifier-card.js
          type: module
      
  4. Add custom:purifier-card to Lovelace UI as any other card (using either editor or YAML configuration).

Using the card

This card can be configured using Lovelace UI editor.

  1. In Lovelace UI, click 3 dots in top left corner.
  2. Click Configure UI.
  3. Click Plus button to add a new card.
  4. Find Custom: Purifier Card in the list.
  5. Choose entity.
  6. Now you should see the preview of the card!

Sorry, no support for shortcuts and stats in visual config yet.

Typical example of using this card in YAML config would look like this:

type: 'custom:purifier-card'
entity: fan.purifier
stats:
  - attribute: filter_life_remaining
    unit: '%'
    subtitle: Filter Remaining
  - attribute: motor_speed
    unit: RPM
    subtitle: Motor Speed
  - entity_id: sensor.purifier_filter_life
    value_template: '{{ (value | float(0) / 3600) | round(1) }}'
    unit: hours
    subtitle: Filter Life
shortcuts:
  - name: Silent
    icon: 'mdi:weather-night'
    preset_mode: Silent
  - name: 25%
    icon: 'mdi:circle-slice-2'
    percentage: 25
  - name: 50%
    icon: 'mdi:circle-slice-4'
    percentage: 50
  - name: 75%
    icon: 'mdi:circle-slice-6'
    percentage: 75
  - name: 100%
    icon: 'mdi:circle-slice-8'
    percentage: 100
  - name: Auto
    icon: 'mdi:brightness-auto'
    preset_mode: Auto
show_name: true
show_state: true
show_toolbar: true
compact_view: false

Here is what every option means:

NameTypeDefaultDescription
typestringRequiredcustom:purifier-card
entitystringRequiredAn entity_id within the fan domain.
show_namebooleantrueShow friendly name of the purifier.
show_statebooleantrueShow state of the purifier.
show_preset_modebooleantrueShow preset mode of the purifier in the header.
show_toolbarbooleantrueShow toolbar with shortcuts.
compact_viewbooleanfalseCompact view without image.
aqiobjectOptionalCustom entity or attribute for AQI value.
statsarrayOptionalCustom per state stats for your purifier cleaner
shortcutsobjectOptionalCustom shortcuts for your purifier cleaner.

aqi object

NameTypeDefaultDescription
entity_idstringOptionalAn entity_id with state, i.e. sensor.current_aqi.
attributestringOptionalAn attribute which should be used to get AQI value.
unitstringOptionalAn unit of measurement to display.

You can also combine attribute with entity_id to extract an attribute value of specific entity.

stats object

You can use any attribute of purifier or even any entity by entity_id to display by stats section. Not only that, but you can also combine attribute with entity_id to extract an attribute value of specific entity:

NameTypeDefaultDescription
entity_idstringOptionalAn entity_id with state, i.e. sensor.purifier_aqi.
attributestringOptionalAttribute name of the stat, i.e. filter_left.
value_templatestringOptionalJinja2 template returning a value. value variable represents the entity_id or attribute state.
unitstringOptionalUnit of measure, i.e. hours.
subtitlestringOptionalFriendly name of the stat, i.e. Filter.

shortcuts object

You can define custom scripts for custom actions or add shortcuts for switching presets and percentages via shortcuts option.

NameTypeDefaultDescription
namestringOptionalFriendly name of the shortcut, i.e. Switch to Auto.
iconstringOptionalAny icon for shortcut button.
servicestringOptionalA service to call, i.e. script.clean_air.
targetobjectOptionalA HassServiceTarget, to define a target for the current service call.
service_dataobjectOptionalservice_data for service call
percentageobjectOptionalA percentage to switch to, i.e. 27, etc. See entity's percentage_step for valid values.
preset_modeobjectOptionalA speed to switch to, i.e. Auto, etc

The card will automatically try to figure out which one of shortcuts is currently active. The shortcut will be highlighted when:

  1. It's a service.
  2. entity's percentage attribute is equal to shortcut's percentage.
  3. entity's preset_mode attribute is equal to shortcut's preset_mode.

Theming

This card can be styled by changing the values of these CSS properties (globally or per-card via [card-mod][card-mod]):

VariableDefault valueDescription
--pc-backgroundvar(--ha-card-background, var(--card-background-color, white))Background of the card
--pc-primary-text-colorvar(--primary-text-color)Vacuum name, stats values, etc
--pc-secondary-text-colorvar(--secondary-text-color)Status, stats units and titles, etc
--pc-icon-colorvar(--secondary-text-color)Colors of icons
--pc-slider-path-colorvar(--round-slider-path-color)Color of the slider path
--pc-slider-bar-colorvar(--round-slider-bar-color)Color of the slider bar
--pc-toolbar-backgroundvar(--vc-background)Background of the toolbar
--pc-toolbar-text-colorvar(--secondary-text-color)Color of the toolbar texts
--pc-toolbar-icon-colorvar(--secondary-text-color)Color of the toolbar icons
--pc-divider-colorvar(--entities-divider-color, var(--divider-color))Color of dividers
--pc-spacing10pxPaddings and margins inside the card

Styling via theme

Here is an example of customization via theme. Read more in the Frontend documentation.

my-custom-theme:
  pc-background: '#17A8F4'
  pc-spacing: 5px

Styling via card-mod

You can use [card-mod][card-mod] to customize the card on per-card basis, like this:

type: 'custom:purifier-card'
style: |
  ha-card {
    --pc-background: #17A8F4;
    --pc-spacing: 5px;
  }
  ...

Animations

I've added an animation for this card to make it alive:

<img src="https://raw.githubusercontent.com/denysdovhan/purifier-card/master/src/images/purifier-working.gif" width="300px">

How did I make this animation? It's a long story…

  1. I took original gif file from here.
  2. Then I tweaked image levels to make the background black and purifier white.
  3. Then I inverted colors on the gif.
  4. Then I've split the gif by frame.
  5. Then I removed the background of the image frame by frame using remove.bg.
  6. Then I upscaled each of those images using icons8.com/upscaler.
  7. Then I put up all of those images back in a single gif.
  8. Profit!

Archive with images from all of these steps can be found here.

Supported languages

This card supports translations. Please, help to add more translations and improve existing ones. Here's a list of supported languages:

Supported models

This card relies on basic fan services, like toggle, turn_on, turn_off, etc. It should work with any air purifier, however I can physically test it only with my own purifier.

If this card works with your air purifier, please open a PR and your model to the list.

Development

Want to contribute to the project?

First of all, thanks! Check contributing guideline for more information.

Inspiration

This project is heavily inspired by:

Huge thanks for their ideas and efforts 👍

License

MIT © Denys Dovhan

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