"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "VirtualList", {
    enumerable: true,
    get: function() {
        return VirtualList;
    }
});
var _react = /*#__PURE__*/ _interop_require_wildcard(require("react"));
var _reactvirtual = require("@tanstack/react-virtual");
var _utils = require("../../../../../utils");
var _ui = require("../Inner/ui");
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 _interop_require_wildcard(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 = {
        __proto__: null
    };
    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;
}
var VirtualList = function VirtualList(param) {
    var items = param.items, listMaxHeight = param.listMaxHeight, onScroll = param.onScroll;
    var _ref;
    var _virtualItems_;
    var parentRef = (0, _react.useRef)(null);
    var virtualizer = (0, _reactvirtual.useVirtualizer)({
        count: items.length,
        getScrollElement: function getScrollElement() {
            return parentRef.current;
        },
        estimateSize: function estimateSize() {
            return 48;
        }
    });
    var virtualItems = virtualizer.getVirtualItems();
    return /*#__PURE__*/ _react.default.createElement("div", {
        ref: parentRef,
        style: {
            height: 'auto',
            maxHeight: (0, _utils.getHeightAsNumber)(listMaxHeight),
            overflowY: 'auto'
        },
        onScroll: onScroll
    }, /*#__PURE__*/ _react.default.createElement("div", {
        style: {
            height: virtualizer.getTotalSize(),
            width: '100%',
            position: 'relative'
        }
    }, /*#__PURE__*/ _react.default.createElement("div", {
        style: {
            position: 'absolute',
            top: 0,
            left: 0,
            width: '100%',
            transform: "translateY(".concat((_ref = (_virtualItems_ = virtualItems[0]) === null || _virtualItems_ === void 0 ? void 0 : _virtualItems_.start) !== null && _ref !== void 0 ? _ref : 0, "px)")
        }
    }, virtualItems.map(function(virtualRow) {
        return /*#__PURE__*/ _react.default.createElement("div", {
            key: virtualRow.key,
            "data-index": virtualRow.index,
            ref: virtualizer.measureElement
        }, /*#__PURE__*/ _react.default.createElement(_ui.Item, {
            item: items[virtualRow.index],
            path: [
                'root'
            ],
            currentLevel: 0,
            index: virtualRow.index,
            ariaLevel: 1
        }));
    }))));
};
