shoelace/src/components/avatar/avatar.ts

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2.3 KiB
TypeScript

import { html, LitElement } from 'lit';
import { customElement, property, state } from 'lit/decorators.js';
import { classMap } from 'lit/directives/class-map.js';
import '~/components/icon/icon';
import styles from './avatar.styles';
/**
* @since 2.0
* @status stable
*
* @dependency sl-icon
*
* @slot icon - The default icon to use when no image or initials are present.
*
* @csspart base - The component's internal wrapper.
* @csspart icon - The container that wraps the avatar icon.
* @csspart initials - The container that wraps the avatar initials.
* @csspart image - The avatar image.
*
* @cssproperty --size - The size of the avatar.
*/
@customElement('sl-avatar')
export default class SlAvatar extends LitElement {
static styles = styles;
@state() private hasError = false;
/** The image source to use for the avatar. */
@property() image?: string;
/** A label to use to describe the avatar to assistive devices. */
@property() label = '';
/** Initials to use as a fallback when no image is available (1-2 characters max recommended). */
@property() initials?: string;
/** The shape of the avatar. */
@property({ reflect: true }) shape: 'circle' | 'square' | 'rounded' = 'circle';
render() {
return html`
<div
part="base"
class=${classMap({
avatar: true,
'avatar--circle': this.shape === 'circle',
'avatar--rounded': this.shape === 'rounded',
'avatar--square': this.shape === 'square'
})}
role="img"
aria-label=${this.label}
>
${this.initials
? html` <div part="initials" class="avatar__initials">${this.initials}</div> `
: html`
<div part="icon" class="avatar__icon" aria-hidden="true">
<slot name="icon">
<sl-icon name="person-fill" library="system"></sl-icon>
</slot>
</div>
`}
${typeof this.image === 'string' && !this.hasError
? html`
<img
part="image"
class="avatar__image"
src="${this.image}"
alt=""
@error="${() => (this.hasError = true)}"
/>
`
: ''}
</div>
`;
}
}
declare global {
interface HTMLElementTagNameMap {
'sl-avatar': SlAvatar;
}
}