import { EVENT_CODE } from "../../constants/aria.mjs";
import { getEventCode } from "../../utils/dom/event.mjs";
import { onMounted, onBeforeUnmount } from "vue";
import { isClient } from "../../../node_modules/@vueuse/shared/index.mjs";
let registeredEscapeHandlers = [];
const cachedHandler = (event) => {
  if (getEventCode(event) === EVENT_CODE.esc) registeredEscapeHandlers.forEach((registeredHandler) => registeredHandler(event));
};
const useEscapeKeydown = (handler) => {
  onMounted(() => {
    if (registeredEscapeHandlers.length === 0) document.addEventListener("keydown", cachedHandler);
    if (isClient) registeredEscapeHandlers.push(handler);
  });
  onBeforeUnmount(() => {
    registeredEscapeHandlers = registeredEscapeHandlers.filter((registeredHandler) => registeredHandler !== handler);
    if (registeredEscapeHandlers.length === 0) {
      if (isClient) document.removeEventListener("keydown", cachedHandler);
    }
  });
};
export {
  useEscapeKeydown
};
