react-native-unit-components/lib/commonjs/hooks/useEventListener.js

Unit React Native components

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useEventListener = void 0;
var _react = require("react");
var _eventBus = require("../utils/eventBus");
/**
 * Hook to listen to events from the EventBus
 * Automatically subscribes on mount and unsubscribes on unmount
 */
const useEventListener = listener => {
  const actionRef = (0, _react.useRef)(listener.action);

  // Keep action ref up to date
  (0, _react.useEffect)(() => {
    actionRef.current = listener.action;
  }, [listener.action]);
  (0, _react.useEffect)(() => {
    // Subscribe to the event
    const unsubscribe = _eventBus.eventBus.on(listener.busEventKey, data => {
      actionRef.current(data);
    });

    // Cleanup: unsubscribe when component unmounts
    return unsubscribe;
  }, [listener.busEventKey]);
};
exports.useEventListener = useEventListener;
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