99 lines
2.8 KiB
TypeScript
99 lines
2.8 KiB
TypeScript
import {
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css,
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CSSResultGroup,
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html,
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LitElement,
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PropertyValues,
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TemplateResult,
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} from "lit";
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import { customElement, property, state } from "lit/decorators";
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import checkValidDate from "../../../common/datetime/check_valid_date";
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import { formatNumber } from "../../../common/number/format_number";
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import { HomeAssistant } from "../../../types";
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import { formatAttributeValue } from "../../../util/hass-attributes-util";
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import { hasConfigOrEntityChanged } from "../common/has-changed";
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import "../components/hui-generic-entity-row";
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import "../components/hui-timestamp-display";
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import { createEntityNotFoundWarning } from "../components/hui-warning";
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import { AttributeRowConfig, LovelaceRow } from "../entity-rows/types";
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@customElement("hui-attribute-row")
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class HuiAttributeRow extends LitElement implements LovelaceRow {
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@property({ attribute: false }) public hass?: HomeAssistant;
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@state() private _config?: AttributeRowConfig;
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public setConfig(config: AttributeRowConfig): void {
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if (!config) {
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throw new Error("Invalid configuration");
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}
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if (!config.entity) {
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throw new Error("Entity not specified");
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}
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if (!config.attribute) {
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throw new Error("Attribute not specified");
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}
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this._config = config;
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}
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protected shouldUpdate(changedProps: PropertyValues): boolean {
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return hasConfigOrEntityChanged(this, changedProps);
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}
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protected render(): TemplateResult {
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if (!this._config || !this.hass) {
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return html``;
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}
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const stateObj = this.hass.states[this._config.entity];
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if (!stateObj) {
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return html`
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<hui-warning>
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${createEntityNotFoundWarning(this.hass, this._config.entity)}
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</hui-warning>
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`;
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}
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const attribute = stateObj.attributes[this._config.attribute];
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let date: Date | undefined;
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if (this._config.format) {
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date = new Date(attribute);
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}
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return html`
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<hui-generic-entity-row .hass=${this.hass} .config=${this._config}>
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<div>
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${this._config.prefix}
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${this._config.format && checkValidDate(date)
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? html` <hui-timestamp-display
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.hass=${this.hass}
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.ts=${date}
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.format=${this._config.format}
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></hui-timestamp-display>`
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: typeof attribute === "number"
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? formatNumber(attribute, this.hass.locale)
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: attribute !== undefined
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? formatAttributeValue(this.hass, attribute)
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: "-"}
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${this._config.suffix}
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</div>
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</hui-generic-entity-row>
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`;
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}
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static get styles(): CSSResultGroup {
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return css`
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div {
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text-align: right;
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}
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`;
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}
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}
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declare global {
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interface HTMLElementTagNameMap {
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"hui-attribute-row": HuiAttributeRow;
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}
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}
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