msc-tags-collector

<msc-tags-collector /> is a web component for input tags purpose. Users could key in anything they like (include space). Besides that sorting has already build-in with <msc-tags-collector />. We can go by 「DRAG」and「DROP」or ←、→ to arrange tag orders we like.

Basic Usage

<msc-tags-collector /> is a web component. All we need to do is put the required script into your HTML document. Then follow <msc-tags-collector />'s html structure and everything will be all set.

Required Script

<script
  type="module"
  src="https://your-domain/wc-msc-tags-collector.js">        
</script>

Structure

Put <msc-tags-collector /> into HTML document. It will have different functions and looks with attribute mutation.

<msc-tags-collector>
  <script type="application/json">
    {
      "placeholder": [
        "web component",
        "msc-tags-collector",
        "fantasy",
        "drama",
        "mew 😺"
      ],
      "illegalkeys": ["#", " "],
      "l10n": {
        "placeholder": "tag"
      },
      "limitation": {
        "maxcount": 10,
        "maxlength": 30
      }
    }
  </script>
</msc-tags-collector>

Otherwise, developers could also choose remoteconfig to fetch config for <msc-tags-collector />.

<msc-tags-collector
  remoteconfig="https://your-domain/api-path"
>
</msc-tags-collector>

Basic Usage

<msc-tags-collector /> could also use JavaScript to create DOM element. Here comes some examples.

<script type="module">
import { MscTagsCollector } from 'https://your-domain/wc-msc-tags-collector.js';

// use DOM api
const nodeA = document.createElement('msc-tags-collector');
document.body.appendChild(nodeA);
nodeA.illegalkeys = ['#'];
nodeA.placeholder = [
  'normal 😺',
  'happy 😸',
  'laugh 😹',
  'like 😻'
];

// new instance with Class
const nodeB = new MscTagsCollector();
document.body.appendChild(nodeB);
nodeB.placeholder = [
  'normal 😺',
  'happy 😸',
  'laugh 😹',
  'like 😻'
];

// new instance with Class & default config
const config = {
  {
    "placeholder": [
      "web component",
      "msc-tags-collector",
      "fantasy",
      "drama",
      "mew 😺"
    ],
    "l10n": {
      "placeholder": "tag"
    },
    "limitation": {
      "maxcount": 10,
      "maxlength": 30
    }
  }
};
const nodeC = new MscTagsCollector(config);
document.body.appendChild(nodeC);
</script>

Storage

<msc-tags-collector /> will generate an input[type=hidden] as storage and put success inputed tags data as its value. default name is msc-tags-collector, developers can switch any name they liked.

<msc-tags-collector>
  <input type="hidden" name="msc-tags-collector" value="..." />
</msc-tags-collector>

Style Customization

Developers could apply styles to decorate <msc-tags-collector />'s looking.

<style>
msc-tags-collector {
  /* main */
  --msc-tags-collector-padding: 12px;
  --msc-tags-collector-gap: 12px;

  /* input */
  --msc-tags-collector-input-color: rgba(35 42 49);
  --msc-tags-collector-input-placeholder-color: rgba(151 158 168);
  --msc-tags-collector-caret-color: rgba(35 42 49);

  /* tags */
  --msc-tags-collector-tag-color: rgba(70, 78, 86);
  --msc-tags-collector-tag-background-color: rgba(224 228 233);
  --msc-tags-collector-tag-focus-border-color: rgba(101 160 249);
  --msc-tags-collector-tag-remove-color: rgba(91 99 106);
}
</style>

Attributes

<msc-tags-collector /> supports some attributes to let it become more convenience & useful.

• placeholder

Set placeholder for <msc-tags-collector />. It should be JSON string. Developers could set default tags here. Default is [] (not set).

<msc-tags-collector
  placeholder='["normal 😺","happy 😸","laugh 😹","like 😻"]'
>
  ...
</msc-tags-collector>

• illegalkeys

Set illegal keys for <msc-tags-collector />. It should be JSON string. Developers could set illegal keys here (some keys you don't want user input). Default is [] (not set).

<msc-tags-collector
  illegalkeys='["#"," "]'
>
  ...
</msc-tags-collector>

• l10n

Set localization for <msc-tags-collector />. It will replace some text to anything you like. It should be JSON string. Developers could set input's placeholder here.

• placeholder：input field placeholder content. Default is tag.

<msc-tags-collector
  l10n='{"placeholder":"tag"}'
>
  ...
</msc-tags-collector>

• limitation

Set limitation for <msc-tags-collector />. It should be JSON string. Developers could set maxcount and maxlength here.

• maxcount：maximum tags count. Default is 10.
• maxlength：input maxlength setting. Default is 30.

<msc-tags-collector
  limitation='{"maxcount":10,"maxlength":30}'
>
  ...
</msc-tags-collector>

Properties

Property Name	Type	Description
placeholder	Array	Getter / Setter for placeholder. Developers could set default tags here. Default is [].
illegalkeys	Array	Getter / Setter for illegalkeys. Developers could set illegal keys here (some keys you don't want user input). Default is [].
l10n	Object	Getter / Setter for l10n. Developers could set input's placeholder here. Default is tag.
limitation	Object	Getter / Setter for limitation. Developers could set maxcount and maxlength here.
tagsInfo	Array	Getter for current <msc-tags-collector />'s tags information.
count	Number	Getter for current <msc-tags-collector />'s tags count.

Method

Method Signature	Description
addTag(tag)	Add tag you like.
removeTag(tag)	Remove tag you like.
removeAll	Remove all tags.
focus	Focus on input field.

Event

Event Signature	Description
msc-tags-collector-input	Fired when user input something. Developers could gather input content > { tag } through event.detail.
msc-tags-collector-mutate	Fired when <msc-tags-collector /> tags mutated (include add / remove / sort actions). Developers could gather current inputed tags > { tags } through event.detail.
msc-tags-collector-error	Fired when <msc-tags-collector /> error occured. Develpoers could gather information through event.detail.）

Reference

• <msc-tags-collector /> DEMO
• WEBCOMPONENTS.ORG
• YouTube