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frontend/src/components/input/ha-input.ts
2026-03-22 09:13:59 +01:00

554 lines
15 KiB
TypeScript

import "@home-assistant/webawesome/dist/components/animation/animation";
import "@home-assistant/webawesome/dist/components/input/input";
import type WaInput from "@home-assistant/webawesome/dist/components/input/input";
import { HasSlotController } from "@home-assistant/webawesome/dist/internal/slot";
import { mdiClose, mdiEye, mdiEyeOff } from "@mdi/js";
import { LitElement, type PropertyValues, css, html, nothing } from "lit";
import { customElement, property, query, state } from "lit/decorators";
import { classMap } from "lit/directives/class-map";
import { ifDefined } from "lit/directives/if-defined";
import memoizeOne from "memoize-one";
import { stopPropagation } from "../../common/dom/stop_propagation";
import "../ha-icon-button";
import "../ha-tooltip";
@customElement("ha-input")
export class HaInput extends LitElement {
@property({ reflect: true })
public type:
| "date"
| "datetime-local"
| "email"
| "number"
| "password"
| "search"
| "tel"
| "text"
| "time"
| "url" = "text";
@property()
public value?: string;
/** Draws a pill-style input with rounded edges. */
@property({ type: Boolean })
public pill = false;
/** The input's label. */
@property()
public label = "";
/** The input's hint. */
@property()
public hint? = "";
/** Adds a clear button when the input is not empty. */
@property({ type: Boolean, attribute: "with-clear" })
public withClear = false;
/** Placeholder text to show as a hint when the input is empty. */
@property()
public placeholder = "";
/** Makes the input readonly. */
@property({ type: Boolean })
public readonly = false;
/** Adds a button to toggle the password's visibility. */
@property({ type: Boolean, attribute: "password-toggle" })
public passwordToggle = false;
/** Determines whether or not the password is currently visible. */
@property({ type: Boolean, attribute: "password-visible" })
public passwordVisible = false;
/** Hides the browser's built-in increment/decrement spin buttons for number inputs. */
@property({ type: Boolean, attribute: "without-spin-buttons" })
public withoutSpinButtons = false;
/** Makes the input a required field. */
@property({ type: Boolean, reflect: true })
public required = false;
/** A regular expression pattern to validate input against. */
@property()
public pattern?: string;
/** The minimum length of input that will be considered valid. */
@property({ type: Number })
public minlength?: number;
/** The maximum length of input that will be considered valid. */
@property({ type: Number })
public maxlength?: number;
/** The input's minimum value. Only applies to date and number input types. */
@property()
public min?: number | string;
/** The input's maximum value. Only applies to date and number input types. */
@property()
public max?: number | string;
/** Specifies the granularity that the value must adhere to. */
@property()
public step?: number | "any";
/** Controls whether and how text input is automatically capitalized. */
@property()
// eslint-disable-next-line lit/no-native-attributes
public autocapitalize:
| "off"
| "none"
| "on"
| "sentences"
| "words"
| "characters"
| "" = "";
/** Indicates whether the browser's autocorrect feature is on or off. */
@property({ type: Boolean })
public autocorrect = false;
/** Specifies what permission the browser has to provide assistance in filling out form field values. */
@property()
public autocomplete?: string;
/** Indicates that the input should receive focus on page load. */
@property({ type: Boolean })
// eslint-disable-next-line lit/no-native-attributes
public autofocus = false;
/** Used to customize the label or icon of the Enter key on virtual keyboards. */
@property()
// eslint-disable-next-line lit/no-native-attributes
public enterkeyhint:
| "enter"
| "done"
| "go"
| "next"
| "previous"
| "search"
| "send"
| "" = "";
/** Enables spell checking on the input. */
@property({ type: Boolean })
// eslint-disable-next-line lit/no-native-attributes
public spellcheck = true;
/** Tells the browser what type of data will be entered by the user. */
@property()
// eslint-disable-next-line lit/no-native-attributes
public inputmode:
| "none"
| "text"
| "decimal"
| "numeric"
| "tel"
| "search"
| "email"
| "url"
| "" = "";
/** The name of the input, submitted as a name/value pair with form data. */
@property()
public name?: string;
/** Disables the form control. */
@property({ type: Boolean })
public disabled = false;
/** Custom validation message to show when the input is invalid. */
@property({ attribute: "validation-message" })
public validationMessage? = "";
/** When true, validates the input on blur instead of on form submit. */
@property({ type: Boolean, attribute: "auto-validate" })
public autoValidate = false;
@property({ type: Boolean })
public invalid = false;
@property({ type: Boolean, attribute: "inset-label" })
public insetLabel = false;
@state()
private _invalid = false;
@query("wa-input")
private _input?: WaInput;
private readonly _hasSlotController = new HasSlotController(
this,
"label",
"hint",
"input"
);
static shadowRootOptions: ShadowRootInit = {
mode: "open",
delegatesFocus: true,
};
/** Selects all the text in the input. */
public select(): void {
this._input?.select();
}
/** Sets the start and end positions of the text selection (0-based). */
public setSelectionRange(
selectionStart: number,
selectionEnd: number,
selectionDirection?: "forward" | "backward" | "none"
): void {
this._input?.setSelectionRange(
selectionStart,
selectionEnd,
selectionDirection
);
}
/** Replaces a range of text with a new string. */
public setRangeText(
replacement: string,
start?: number,
end?: number,
selectMode?: "select" | "start" | "end" | "preserve"
): void {
this._input?.setRangeText(replacement, start, end, selectMode);
}
/** Displays the browser picker for an input element. */
public showPicker(): void {
this._input?.showPicker();
}
/** Increments the value of a numeric input type by the value of the step attribute. */
public stepUp(): void {
this._input?.stepUp();
}
/** Decrements the value of a numeric input type by the value of the step attribute. */
public stepDown(): void {
this._input?.stepDown();
}
public checkValidity(): boolean {
return this._input?.checkValidity() ?? true;
}
public reportValidity(): boolean {
const valid = this.checkValidity();
this._invalid = !valid;
return valid;
}
protected override async firstUpdated(
changedProperties: PropertyValues
): Promise<void> {
super.firstUpdated(changedProperties);
if (!this.insetLabel) {
// Wait for wa-input to finish its first render
await this._input?.updateComplete;
this._syncStartSlotWidth();
}
}
protected render() {
const hasLabelSlot = this.label
? false
: this._hasSlotController.test("label");
const hasHintSlot = this.hint
? false
: this._hasSlotController.test("hint");
return html`
<wa-input
.type=${this.type}
.value=${this.value ?? null}
.withClear=${this.withClear}
.placeholder=${this.placeholder}
.readonly=${this.readonly}
.passwordToggle=${this.passwordToggle}
.passwordVisible=${this.passwordVisible}
.withoutSpinButtons=${this.withoutSpinButtons}
.required=${this.required}
.pattern=${this.pattern}
.minlength=${this.minlength}
.maxlength=${this.maxlength}
.min=${this.min}
.max=${this.max}
.step=${this.step}
.autocapitalize=${this.autocapitalize || undefined}
.autocorrect=${this.autocorrect ? "on" : "off"}
.autocomplete=${this.autocomplete}
.autofocus=${this.autofocus}
.enterkeyhint=${this.enterkeyhint || undefined}
.spellcheck=${this.spellcheck}
.inputmode=${this.inputmode || undefined}
.name=${this.name}
.disabled=${this.disabled}
class=${classMap({
invalid: this.invalid || this._invalid,
"label-raised": this.value || (this.label && this.placeholder),
"no-label": !this.label,
"hint-hidden": !this.hint && !hasHintSlot && !this.required,
})}
@input=${this._handleInput}
@change=${this._handleChange}
@blur=${this._handleBlur}
@wa-invalid=${this._handleInvalid}
exportparts="base:wa-base, hint:wa-hint, input:wa-input"
>
${this.label || hasLabelSlot
? html`<slot name="label" slot="label"
>${this._renderLabel(this.label, this.required)}</slot
>`
: nothing}
<slot
name="start"
slot="start"
@slotchange=${this._syncStartSlotWidth}
></slot>
<slot name="end" slot="end"></slot>
<slot name="clear-icon" slot="clear-icon">
<ha-icon-button .path=${mdiClose}></ha-icon-button>
</slot>
<slot name="show-password-icon" slot="show-password-icon">
<ha-icon-button
@keydown=${stopPropagation}
.path=${mdiEye}
></ha-icon-button>
</slot>
<slot name="hide-password-icon" slot="hide-password-icon">
<ha-icon-button
@keydown=${stopPropagation}
.path=${mdiEyeOff}
></ha-icon-button>
</slot>
<div
slot="hint"
class=${classMap({
error: this.invalid || this._invalid,
})}
role=${ifDefined(this.invalid || this._invalid ? "alert" : undefined)}
aria-live="polite"
>
${this._invalid || this.invalid
? this.validationMessage || this._input?.validationMessage
: this.hint ||
(hasHintSlot ? html`<slot name="hint"></slot>` : nothing)}
</div>
</wa-input>
`;
}
private _handleInput() {
this.value = this._input?.value ?? undefined;
if (this._invalid && this._input?.checkValidity()) {
this._invalid = false;
}
}
private _handleChange() {
this.value = this._input?.value ?? undefined;
}
private _handleBlur() {
if (this.autoValidate) {
this._invalid = !this._input?.checkValidity();
}
}
private _handleInvalid() {
this._invalid = true;
}
private _syncStartSlotWidth = () => {
const startEl = this._input?.shadowRoot?.querySelector(
'[part~="start"]'
) as HTMLElement | null;
const startWidth = startEl?.offsetWidth ?? 0;
if (startWidth > 0 && !this.insetLabel) {
this.style.setProperty(
"--start-slot-width",
`calc(${startWidth}px + var(--ha-space-1))`
);
this.style.setProperty(
"--input-padding-inline-start",
`var(--ha-space-1)`
);
} else {
this.style.removeProperty("--start-slot-width");
this.style.removeProperty("--input-padding-inline-start");
}
};
private _renderLabel = memoizeOne((label: string, required: boolean) => {
if (!required) {
return label;
}
let marker = getComputedStyle(this).getPropertyValue(
"--ha-input-required-marker"
);
if (!marker) {
marker = "*";
}
if (marker.startsWith('"') && marker.endsWith('"')) {
marker = marker.slice(1, -1);
}
if (!marker) {
return label;
}
return `${label}${marker}`;
});
static styles = css`
:host {
display: flex;
align-items: flex-start;
padding-top: var(--ha-input-padding-top);
padding-bottom: var(--ha-input-padding-bottom, var(--ha-space-2));
text-align: var(--ha-input-text-align, start);
}
wa-input {
flex: 1;
min-width: 0;
--wa-transition-fast: var(--wa-transition-normal);
position: relative;
}
wa-input::part(label) {
position: absolute;
top: 0;
font-weight: var(--ha-font-weight-normal);
font-family: var(--ha-font-family-body);
transition: all var(--wa-transition-normal) ease-in-out;
color: var(--secondary-text-color);
line-height: var(--ha-line-height-condensed);
z-index: 1;
pointer-events: none;
padding-inline-start: calc(
var(--start-slot-width, 0px) + var(--ha-space-4)
);
padding-inline-end: var(--ha-space-4);
padding-top: var(--ha-space-5);
font-size: var(--ha-font-size-m);
}
:host(:focus-within) wa-input::part(label) {
color: var(--primary-color);
}
:host(:focus-within) wa-input.invalid::part(label),
wa-input.invalid:not([disabled])::part(label) {
color: var(--ha-color-fill-danger-loud-resting);
}
wa-input.label-raised::part(label),
:host(:focus-within) wa-input::part(label) {
padding-top: var(--ha-space-3);
font-size: var(--ha-font-size-xs);
}
wa-input::part(base) {
height: 56px;
background-color: var(--ha-color-form-background);
border-top-left-radius: var(--ha-border-radius-sm);
border-top-right-radius: var(--ha-border-radius-sm);
border-bottom-left-radius: var(--ha-border-radius-square);
border-bottom-right-radius: var(--ha-border-radius-square);
border: none;
padding: 0 var(--ha-space-4);
position: relative;
transition: background-color var(--wa-transition-normal) ease-in-out;
}
wa-input::part(base)::after {
content: "";
position: absolute;
bottom: 0;
left: 0;
right: 0;
height: 1px;
background-color: var(--ha-color-border-neutral-loud);
transition:
height var(--wa-transition-normal) ease-in-out,
background-color var(--wa-transition-normal) ease-in-out;
}
:host(:focus-within) wa-input::part(base)::after {
height: 2px;
background-color: var(--primary-color);
}
:host(:focus-within) wa-input.invalid::part(base)::after,
wa-input.invalid:not([disabled])::part(base)::after {
background-color: var(--ha-color-border-danger-normal);
}
wa-input::part(input) {
padding-top: var(--ha-space-3);
padding-inline-start: var(--input-padding-inline-start, 0);
}
wa-input.no-label::part(input) {
padding-top: 0;
}
:host([type="color"]) wa-input::part(input) {
padding-top: var(--ha-space-6);
}
wa-input::part(input)::placeholder {
color: var(--ha-color-neutral-60);
}
:host(:focus-within) wa-input::part(base) {
outline: none;
}
wa-input::part(base):hover {
background-color: var(--ha-color-form-background-hover);
}
wa-input:disabled::part(base) {
background-color: var(--ha-color-form-background-disabled);
}
wa-input::part(hint) {
height: var(--ha-space-5);
margin-block-start: 0;
margin-inline-start: var(--ha-space-3);
font-size: var(--ha-font-size-xs);
display: flex;
align-items: center;
color: var(--ha-color-text-secondary);
}
wa-input.hint-hidden::part(hint) {
height: 0;
}
.error {
color: var(--ha-color-on-danger-quiet);
}
wa-input::part(end) {
color: var(--ha-color-text-secondary);
}
`;
}
declare global {
interface HTMLElementTagNameMap {
"ha-input": HaInput;
}
}