Andy Smith
68 lines
1.9 KiB
JavaScript
68 lines
1.9 KiB
JavaScript
import { Controller } from "@hotwired/stimulus"
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export default class extends Controller {
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static targets = ["lightButton", "darkButton", "autoButton"]
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connect() {
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this.#applyStoredTheme()
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this.#updateButtons()
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}
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setLight() {
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this.#setTheme("light")
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document.documentElement.setAttribute("data-theme", "light")
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this.#updateButtons()
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}
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setDark() {
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this.#setTheme("dark")
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document.documentElement.setAttribute("data-theme", "dark")
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this.#updateButtons()
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}
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setAuto() {
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this.#setTheme("auto")
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document.documentElement.removeAttribute("data-theme")
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this.#updateButtons()
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}
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get #storedTheme() {
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return localStorage.getItem("theme") || "auto"
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}
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#setTheme(theme) {
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localStorage.setItem("theme", theme)
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}
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#applyStoredTheme() {
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const storedTheme = this.#storedTheme
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if (storedTheme === "light") {
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document.documentElement.setAttribute("data-theme", "light")
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} else if (storedTheme === "dark") {
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document.documentElement.setAttribute("data-theme", "dark")
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} else {
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// auto - don't set data-theme, let CSS media query handle it
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document.documentElement.removeAttribute("data-theme")
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}
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}
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#updateButtons() {
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const storedTheme = this.#storedTheme
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// Reset all buttons
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if (this.hasLightBtnTarget) this.lightButtonTarget.removeAttribute("aria-selected")
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if (this.hasDarkBtnTarget) this.darkButtonTarget.removeAttribute("aria-selected")
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if (this.hasAutoBtnTarget) this.autoButtonTarget.removeAttribute("aria-selected")
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// Highlight active button
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if (storedTheme === "light" && this.hasLightBtnTarget) {
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this.lightButtonTarget.setAttribute("aria-selected", "true")
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} else if (storedTheme === "dark" && this.hasDarkBtnTarget) {
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this.darkButtonTarget.setAttribute("aria-selected", "true")
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} else if (this.hasAutoBtnTarget) {
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this.autoButtonTarget.setAttribute("aria-selected", "true")
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}
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}
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}
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