astro/dist/runtime/client/dev-toolbar/ui-library/highlight.js

Astro is a modern site builder with web best practices, performance, and DX front-of-mind.

import { settings } from "../settings.js";
import { getIconElement, isDefinedIcon } from "./icons.js";
const styles = ["purple", "gray", "red", "green", "yellow", "blue"];
class DevToolbarHighlight extends HTMLElement {
  icon;
  _highlightStyle = "purple";
  get highlightStyle() {
    return this._highlightStyle;
  }
  set highlightStyle(value) {
    if (!styles.includes(value)) {
      settings.logger.error(
        `Invalid style: ${value}, expected one of ${styles.join(", ")}, got ${value}.`
      );
      return;
    }
    this._highlightStyle = value;
    this.updateStyle();
  }
  static observedAttributes = ["highlight-style"];
  shadowRoot;
  constructor() {
    super();
    this.shadowRoot = this.attachShadow({ mode: "open" });
    this.icon = this.hasAttribute("icon") ? this.getAttribute("icon") : void 0;
    this.shadowRoot.innerHTML = `
			<style>
				:host {
					--purple-background: linear-gradient(180deg, rgba(224, 204, 250, 0.33) 0%, rgba(224, 204, 250, 0.0825) 100%);
					--purple-border: 1px solid rgba(113, 24, 226, 1);

					--gray-background: linear-gradient(180deg, rgba(191, 193, 201, 0.33) 0%, rgba(191, 193, 201, 0.0825) 100%);
					--gray-border: 1px solid rgba(191, 193, 201, 1);

					--red-background: linear-gradient(180deg, rgba(249, 196, 215, 0.33) 0%, rgba(249, 196, 215, 0.0825) 100%);
					--red-border: 1px solid rgba(179, 62, 102, 1);

					--green-background: linear-gradient(180deg, rgba(213, 249, 196, 0.33) 0%, rgba(213, 249, 196, 0.0825) 100%);
					--green-border: 1px solid rgba(61, 125, 31, 1);

					--yellow-background: linear-gradient(180deg, rgba(255, 236, 179, 0.33) 0%, rgba(255, 236, 179, 0.0825) 100%);
					--yellow-border: 1px solid rgba(181, 138, 45, 1);

					--blue-background: linear-gradient(180deg, rgba(189, 195, 255, 0.33) 0%, rgba(189, 195, 255, 0.0825) 100%);
					--blue-border: 1px solid rgba(54, 69, 217, 1);

					border-radius: 4px;
					display: block;
					width: 100%;
					height: 100%;
					position: absolute;
					z-index: 2000000000;

					background: var(--background);
					border: var(--border);
				}

				.icon {
					width: 24px;
					height: 24px;
					color: white;
					background: linear-gradient(0deg, #B33E66, #B33E66), linear-gradient(0deg, #351722, #351722);
					border: 1px solid rgba(53, 23, 34, 1);
					border-radius: 9999px;
					display: flex;
					justify-content: center;
					align-items: center;
					position: absolute;
					top: -15px;
					right: -15px;
				}
			</style>
			<style id="selected-style"></style>
		`;
  }
  updateStyle() {
    const style = this.shadowRoot.querySelector("#selected-style");
    if (style) {
      style.innerHTML = `
			:host {
				--background: var(--${this.highlightStyle}-background);
				--border: var(--${this.highlightStyle}-border);
			}`;
    }
  }
  attributeChangedCallback() {
    if (this.hasAttribute("highlight-style"))
      this.highlightStyle = this.getAttribute("highlight-style");
  }
  connectedCallback() {
    this.updateStyle();
    if (this.icon) {
      let iconContainer = document.createElement("div");
      iconContainer.classList.add("icon");
      let iconElement;
      if (isDefinedIcon(this.icon)) {
        iconElement = getIconElement(this.icon);
      } else {
        iconElement = document.createElementNS("http://www.w3.org/2000/svg", "svg");
        iconElement.setAttribute("viewBox", "0 0 16 16");
        iconElement.innerHTML = this.icon;
      }
      if (iconElement) {
        iconElement?.style.setProperty("width", "16px");
        iconElement?.style.setProperty("height", "16px");
        iconContainer.append(iconElement);
        this.shadowRoot.append(iconContainer);
      }
    }
  }
}
export {
  DevToolbarHighlight
};