@gorhom/bottom-sheet/lib/commonjs/components/bottomSheetModalProvider/BottomSheetModalProvider.js

A performant interactive bottom sheet with fully configurable options 🚀

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = _interopRequireWildcard(require("react"));

var _reactNativeReanimated = require("react-native-reanimated");

var _portal = require("@gorhom/portal");

var _contexts = require("../../contexts");

var _bottomSheetContainer = _interopRequireDefault(require("../bottomSheetContainer"));

var _constants = require("../../constants");

var _constants2 = require("../bottomSheet/constants");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

const BottomSheetModalProviderWrapper = ({
  children
}) => {
  //#region layout variables
  const animatedContainerHeight = (0, _reactNativeReanimated.useSharedValue)(_constants2.INITIAL_CONTAINER_HEIGHT);
  const animatedContainerOffset = (0, _reactNativeReanimated.useSharedValue)(_constants2.INITIAL_CONTAINER_OFFSET); //#endregion
  //#region variables

  const sheetsQueueRef = (0, _react.useRef)([]); //#endregion
  //#region private methods

  const handleMountSheet = (0, _react.useCallback)((key, ref, stackBehavior) => {
    const _sheetsQueue = sheetsQueueRef.current.slice();

    const sheetIndex = _sheetsQueue.findIndex(item => item.key === key);

    const sheetOnTop = sheetIndex === _sheetsQueue.length - 1;
    /**
     * Exit the method, if sheet is already presented
     * and at the top.
     */

    if (sheetIndex !== -1 && sheetOnTop) {
      return;
    }
    /**
     * Minimize the current sheet if:
     * - it exists.
     * - it is not unmounting.
     * - stack behavior is 'replace'.
     */


    const currentMountedSheet = _sheetsQueue[_sheetsQueue.length - 1];

    if (currentMountedSheet && !currentMountedSheet.willUnmount && stackBehavior === _constants.MODAL_STACK_BEHAVIOR.replace) {
      var _currentMountedSheet$, _currentMountedSheet$2;

      (_currentMountedSheet$ = currentMountedSheet.ref) === null || _currentMountedSheet$ === void 0 ? void 0 : (_currentMountedSheet$2 = _currentMountedSheet$.current) === null || _currentMountedSheet$2 === void 0 ? void 0 : _currentMountedSheet$2.minimize();
    }
    /**
     * Restore and remove incoming sheet from the queue,
     * if it was registered.
     */


    if (sheetIndex !== -1) {
      var _ref$current;

      _sheetsQueue.splice(sheetIndex, 1);

      ref === null || ref === void 0 ? void 0 : (_ref$current = ref.current) === null || _ref$current === void 0 ? void 0 : _ref$current.restore();
    }

    _sheetsQueue.push({
      key,
      ref,
      willUnmount: false
    });

    sheetsQueueRef.current = _sheetsQueue;
  }, []);
  const handleUnmountSheet = (0, _react.useCallback)(key => {
    const _sheetsQueue = sheetsQueueRef.current.slice();

    const sheetIndex = _sheetsQueue.findIndex(item => item.key === key);

    const sheetOnTop = sheetIndex === _sheetsQueue.length - 1;
    /**
     * Here we remove the unmounted sheet and update
     * the sheets queue.
     */

    _sheetsQueue.splice(sheetIndex, 1);

    sheetsQueueRef.current = _sheetsQueue;
    /**
     * Here we try to restore previous sheet position if unmounted
     * sheet was on top. This is needed when user dismiss
     * the modal by panning down.
     */

    const hasMinimizedSheet = sheetsQueueRef.current.length > 0;
    const minimizedSheet = sheetsQueueRef.current[sheetsQueueRef.current.length - 1];

    if (sheetOnTop && hasMinimizedSheet && minimizedSheet && !minimizedSheet.willUnmount) {
      var _sheetsQueueRef$curre, _sheetsQueueRef$curre2;

      (_sheetsQueueRef$curre = sheetsQueueRef.current[sheetsQueueRef.current.length - 1].ref) === null || _sheetsQueueRef$curre === void 0 ? void 0 : (_sheetsQueueRef$curre2 = _sheetsQueueRef$curre.current) === null || _sheetsQueueRef$curre2 === void 0 ? void 0 : _sheetsQueueRef$curre2.restore();
    }
  }, []);
  const handleWillUnmountSheet = (0, _react.useCallback)(key => {
    const _sheetsQueue = sheetsQueueRef.current.slice();

    const sheetIndex = _sheetsQueue.findIndex(item => item.key === key);

    const sheetOnTop = sheetIndex === _sheetsQueue.length - 1;
    /**
     * Here we mark the sheet that will unmount,
     * so it won't be restored.
     */

    if (sheetIndex !== -1) {
      _sheetsQueue[sheetIndex].willUnmount = true;
    }
    /**
     * Here we try to restore previous sheet position,
     * This is needed when user dismiss the modal by fire the dismiss action.
     */


    const hasMinimizedSheet = _sheetsQueue.length > 1;

    if (sheetOnTop && hasMinimizedSheet) {
      var _sheetsQueue$ref, _sheetsQueue$ref$curr;

      (_sheetsQueue$ref = _sheetsQueue[_sheetsQueue.length - 2].ref) === null || _sheetsQueue$ref === void 0 ? void 0 : (_sheetsQueue$ref$curr = _sheetsQueue$ref.current) === null || _sheetsQueue$ref$curr === void 0 ? void 0 : _sheetsQueue$ref$curr.restore();
    }

    sheetsQueueRef.current = _sheetsQueue;
  }, []); //#endregion
  //#region public methods

  const handleDismiss = (0, _react.useCallback)(key => {
    const sheetToBeDismissed = key ? sheetsQueueRef.current.find(item => item.key === key) : sheetsQueueRef.current[sheetsQueueRef.current.length - 1];

    if (sheetToBeDismissed) {
      var _sheetToBeDismissed$r, _sheetToBeDismissed$r2;

      (_sheetToBeDismissed$r = sheetToBeDismissed.ref) === null || _sheetToBeDismissed$r === void 0 ? void 0 : (_sheetToBeDismissed$r2 = _sheetToBeDismissed$r.current) === null || _sheetToBeDismissed$r2 === void 0 ? void 0 : _sheetToBeDismissed$r2.dismiss();
      return true;
    }

    return false;
  }, []);
  const handleDismissAll = (0, _react.useCallback)(() => {
    sheetsQueueRef.current.map(item => {
      var _item$ref, _item$ref$current;

      (_item$ref = item.ref) === null || _item$ref === void 0 ? void 0 : (_item$ref$current = _item$ref.current) === null || _item$ref$current === void 0 ? void 0 : _item$ref$current.dismiss();
    });
  }, []); //#endregion
  //#region context variables

  const externalContextVariables = (0, _react.useMemo)(() => ({
    dismiss: handleDismiss,
    dismissAll: handleDismissAll
  }), [handleDismiss, handleDismissAll]);
  const internalContextVariables = (0, _react.useMemo)(() => ({
    containerHeight: animatedContainerHeight,
    containerOffset: animatedContainerOffset,
    mountSheet: handleMountSheet,
    unmountSheet: handleUnmountSheet,
    willUnmountSheet: handleWillUnmountSheet
  }), [animatedContainerHeight, animatedContainerOffset, handleMountSheet, handleUnmountSheet, handleWillUnmountSheet]); //#endregion
  //#region renders

  return /*#__PURE__*/_react.default.createElement(_contexts.BottomSheetModalProvider, {
    value: externalContextVariables
  }, /*#__PURE__*/_react.default.createElement(_contexts.BottomSheetModalInternalProvider, {
    value: internalContextVariables
  }, /*#__PURE__*/_react.default.createElement(_bottomSheetContainer.default, {
    containerOffset: animatedContainerOffset,
    containerHeight: animatedContainerHeight,
    children: null
  }), /*#__PURE__*/_react.default.createElement(_portal.PortalProvider, null, children))); //#endregion
};

var _default = BottomSheetModalProviderWrapper;
exports.default = _default;
//# sourceMappingURL=BottomSheetModalProvider.js.map