@aotearoan/neon/dist/common/utils/NeonModeUtils.es.js

Neon is a lightweight design library of Vue 3 components with minimal dependencies.

var h = Object.defineProperty;
var s = (c, a, t) => a in c ? h(c, a, { enumerable: !0, configurable: !0, writable: !0, value: t }) : c[a] = t;
var r = (c, a, t) => (s(c, typeof a != "symbol" ? a + "" : a, t), t);
import { NeonMode as n } from "../enums/NeonMode.es.js";
const e = class e {
  /**
   * Get the current mode.
   *
   * @returns The current user light or dark mode.
   */
  static getMode() {
    return e.mode;
  }
  /**
   * Set the initial mode.
   *
   * @param defaultMode The mode to set. If no mode is passed in the user preferences are used.
   */
  static init(a) {
    if (a)
      e.defaultMode = a, e.mode = e.defaultMode;
    else {
      const t = window.matchMedia("(prefers-color-scheme: dark)").matches, i = window.matchMedia("(prefers-color-scheme: light)").matches;
      t ? e.mode = n.Dark : i ? e.mode = n.Light : e.mode = e.defaultMode;
    }
  }
  /**
   * Add a callback to listen to mode changes made by the user.
   *
   * @param key The unique key for the listener.
   * @param callback The callback function.
   */
  static addListener(a, t) {
    window.matchMedia && (Object.keys(e.callbacks).length === 0 && (window.matchMedia("(prefers-color-scheme: dark)").addEventListener("change", e.onDarkChange), window.matchMedia("(prefers-color-scheme: light)").addEventListener("change", e.onLightChange), window.matchMedia("(prefers-color-scheme: no-preference)").addEventListener("change", e.onNoPreferenceChange)), e.callbacks[a] = t, t(e.mode || e.defaultMode));
  }
  /**
   * Remove a callback listener.
   *
   * @param key The unique key for the listener.
   */
  static removeListener(a) {
    delete e.callbacks[a], Object.keys(e.callbacks).length === 0 && window.matchMedia && (window.matchMedia("(prefers-color-scheme: dark)").removeEventListener("change", e.onDarkChange), window.matchMedia("(prefers-color-scheme: light)").removeEventListener("change", e.onLightChange), window.matchMedia("(prefers-color-scheme: no-preference)").removeEventListener("change", e.onNoPreferenceChange));
  }
  static getCallbacks() {
    return e.callbacks;
  }
  static onDarkChange(a) {
    e.onChange(a, n.Dark);
  }
  static onLightChange(a) {
    e.onChange(a, n.Light);
  }
  static onNoPreferenceChange(a) {
    e.onChange(a, e.defaultMode);
  }
  static onChange(a, t) {
    a.matches && e.handleChange(t);
  }
  static handleChange(a) {
    Object.values(e.callbacks).forEach((t) => t(a));
  }
};
r(e, "callbacks", {}), r(e, "defaultMode", n.Dark), r(e, "mode", null);
let o = e;
export {
  o as NeonModeUtils
};
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