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import { FieldElement } from './FieldElement';
import { property } from 'lit/decorators.js';
import { Icon } from '../Icons';
import { renderMarkdownInline } from '../markdown';
export class Checkbox extends FieldElement {
static get styles() {
return css`
${super.styles}
:host {
color: var(--color-text);
display: inline-block;
}
:host([label]) {
width: 100%;
}
.checkbox-background {
position: absolute;
margin-top: 2px;
margin-left: 2px;
width: 12px;
height: 12px;
background: var(--checkbox-background, rgba(255, 255, 255, 0.8));
border-radius: var(--r-xs);
}
.wrapper.label {
padding: var(--checkbox-padding, 10px);
border-radius: var(--curvature);
}
.wrapper.label:hover {
background: var(--checkbox-hover-bg, var(--sunken));
}
.checkbox-container {
position: relative;
cursor: pointer;
display: flex;
align-items: flex-start;
user-select: none;
-webkit-user-select: none;
}
.checkbox-container temba-icon {
align-self: flex-start;
vertical-align: top;
line-height: 1;
}
.label-and-help {
flex-grow: 1;
margin-left: 8px;
}
.checkbox-label {
font-family: var(--font-family);
padding: 0px;
margin: 0px;
font-size: 14px;
line-height: 19px;
}
.checkbox-help-text {
font-family: var(--font-family);
font-size: var(--help-text-size, 0.85em);
line-height: normal;
color: var(--color-text-help);
margin-top: 4px;
opacity: 1;
}
/* Checkbox help text should align with the checkbox icon, not indented */
.help-text {
margin-left: 0;
}
.far {
height: 16px;
margin-top: 1px;
}
.disabled {
cursor: not-allowed;
--icon-color: #ccc;
}
/* While a change driven by this checkbox is in flight, the glyph
is swapped for spinning arrows to signal work is underway, and the
white checkbox backing is hidden so the circular arrows aren't
framed by a square. Clicks are ignored in handleClick so the user
can't re-fire the same toggle. */
.checkbox-container.busy .checkbox-background {
display: none;
}
`;
}
@property({ type: String })
name = '';
@property({ type: Boolean })
checked: boolean;
@property({ type: Boolean })
partial: boolean;
@property({ type: Boolean })
disabled = false;
// When set, the checkbox glyph is replaced by spinning arrows to indicate
// a change it drives is in flight, and clicks are ignored until the host
// clears it.
@property({ type: Boolean })
busy = false;
@property({ type: Number })
size = 1.2;
@property({ type: String })
animateChange = 'pulse';
private initialized = false;
public connectedCallback() {
super.connectedCallback();
}
public updated(changes: Map<string, any>) {
super.updated(changes);
// Normalize label property changes
if (changes.has('label')) {
// Normalize whitespace labels to empty string for proper behavior
if (
this.label &&
typeof this.label === 'string' &&
this.label.trim() === ''
) {
this.label = '';
}
// Ensure undefined labels remain as null to match test expectations
if (this.label === undefined) {
this.label = null;
}
}
if (changes.has('checked') || changes.has('value')) {
if (this.checked || this.partial) {
this.internals.setFormValue(this.value || '1');
} else {
this.internals.setFormValue(undefined);
}
// Only fire change after the initial render
if (this.initialized) {
this.fireEvent('change');
}
}
this.initialized = true;
}
public serializeValue(value: any): string {
return value;
}
private handleClick(): void {
if (!this.disabled && !this.busy) {
this.checked = !this.checked;
}
}
public click(): void {
this.handleClick();
super.click();
}
protected renderWidget(): TemplateResult {
const icon = this.busy
? html`<temba-icon
name="${Icon.progress_spinner}"
size="${this.size}"
spin
></temba-icon>`
: html`<temba-icon
name="${this.checked
? Icon.checkbox_checked
: this.partial
? Icon.checkbox_partial
: Icon.checkbox}"
size="${this.size}"
animatechange="${this.animateChange}"
></temba-icon>`;
return html`
<div
class="wrapper ${this.label ? 'label' : ''}"
@click=${this.handleClick}
>
<div
class="checkbox-container ${this.disabled ? 'disabled' : ''} ${this
.busy
? 'busy'
: ''}"
>
<div class="checkbox-background"></div>
${icon}
<div class="label-and-help">
${this.label && String(this.label).trim()
? html`<div class="checkbox-label">${this.label}</div>`
: null}
${this.helpText && this.helpText !== 'None'
? html` <div class="checkbox-help-text">${this.helpText}</div> `
: null}
</div>
</div>
</div>
`;
}
protected renderField(): TemplateResult {
// Use standard FieldElement behavior but skip the field label since checkbox renders its own inline
const hasErrors = !this.hideErrors && this.errors && this.errors.length > 0;
const errors = hasErrors
? this.errors.map((error: string) => {
return html`
<div class="alert-error">${renderMarkdownInline(error)}</div>
`;
})
: [];
if (this.widgetOnly) {
return html`
<div class="${this.disabled ? 'disabled' : ''}">
${this.renderWidget()}
</div>
${errors}
`;
}
// This matches FieldElement.renderField() but without the field label
return html`
<div
class="field ${this.disabled ? 'disabled' : ''} ${hasErrors
? 'has-error'
: ''}"
>
<div class="widget">${this.renderWidget()} ${errors}</div>
</div>
`;
}
public render(): TemplateResult {
return this.renderField();
}
}
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