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{"dependencies":[{"name":"react","data":{"asyncType":null,"isESMImport":true,"locs":[{"start":{"line":3,"column":0,"index":15},"end":{"line":3,"column":31,"index":46}}],"key":"RtGiGa+/H7VrI7GDQDLhO1UbpU8=","exportNames":["*"],"imports":1}},{"name":"./NavigationContext.js","data":{"asyncType":null,"isESMImport":true,"locs":[{"start":{"line":4,"column":0,"index":47},"end":{"line":4,"column":59,"index":106}}],"key":"RM0XoJ1uy5+hqq85ZlLNt6FYuco=","exportNames":["*"],"imports":1}}],"output":[{"data":{"code":"__d(function (global, require, _$$_IMPORT_DEFAULT, _$$_IMPORT_ALL, module, exports, _dependencyMap) {\n  \"use strict\";\n\n  Object.defineProperty(exports, '__esModule', {\n    value: true\n  });\n  function _interopNamespace(e) {\n    if (e && e.__esModule) return e;\n    var n = {};\n    if (e) Object.keys(e).forEach(function (k) {\n      var d = Object.getOwnPropertyDescriptor(e, k);\n      Object.defineProperty(n, k, d.get ? d : {\n        enumerable: true,\n        get: function () {\n          return e[k];\n        }\n      });\n    });\n    n.default = e;\n    return n;\n  }\n  exports.useFocusEvents = useFocusEvents;\n  var _react = require(_dependencyMap[0], \"react\");\n  var React = _interopNamespace(_react);\n  var _NavigationContextJs = require(_dependencyMap[1], \"./NavigationContext.js\");\n  /**\n   * Hook to take care of emitting `focus` and `blur` events.\n   */\n  function useFocusEvents({\n    state,\n    emitter\n  }) {\n    const navigation = React.useContext(_NavigationContextJs.NavigationContext);\n    const lastFocusedKeyRef = React.useRef(undefined);\n    const currentFocusedKey = state.routes[state.index].key;\n\n    // When the parent screen changes its focus state, we also need to change child's focus\n    // Coz the child screen can't be focused if the parent screen is out of focus\n    React.useEffect(() => navigation?.addListener('focus', () => {\n      lastFocusedKeyRef.current = currentFocusedKey;\n      emitter.emit({\n        type: 'focus',\n        target: currentFocusedKey\n      });\n    }), [currentFocusedKey, emitter, navigation]);\n    React.useEffect(() => navigation?.addListener('blur', () => {\n      lastFocusedKeyRef.current = undefined;\n      emitter.emit({\n        type: 'blur',\n        target: currentFocusedKey\n      });\n    }), [currentFocusedKey, emitter, navigation]);\n    React.useEffect(() => {\n      const lastFocusedKey = lastFocusedKeyRef.current;\n      lastFocusedKeyRef.current = currentFocusedKey;\n\n      // We wouldn't have `lastFocusedKey` on initial mount\n      // Fire focus event for the current route on mount if there's no parent navigator\n      if (lastFocusedKey === undefined && !navigation) {\n        emitter.emit({\n          type: 'focus',\n          target: currentFocusedKey\n        });\n      }\n\n      // We should only emit events when the focused key changed and navigator is focused\n      // When navigator is not focused, screens inside shouldn't receive focused status either\n      if (lastFocusedKey === currentFocusedKey || !(navigation ? navigation.isFocused() : true)) {\n        return;\n      }\n      if (lastFocusedKey === undefined) {\n        // Only fire events after initial mount\n        return;\n      }\n      emitter.emit({\n        type: 'blur',\n        target: lastFocusedKey\n      });\n      emitter.emit({\n        type: 'focus',\n        target: currentFocusedKey\n      });\n    }, [currentFocusedKey, emitter, navigation]);\n  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