import {ListCollection as $a02d57049d202695$export$d085fb9e920b5ca7} from "./ListCollection.mjs";
import {useMultipleSelectionState as $d5vlZ$useMultipleSelectionState, SelectionManager as $d5vlZ$SelectionManager} from "@react-stately/selection";
import {useMemo as $d5vlZ$useMemo, useCallback as $d5vlZ$useCallback, useRef as $d5vlZ$useRef, useEffect as $d5vlZ$useEffect} from "react";
import {useCollection as $d5vlZ$useCollection} from "@react-stately/collections";

/*
 * Copyright 2020 Adobe. All rights reserved.
 * This file is licensed to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under
 * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */ 



function $e72dd72e1c76a225$export$2f645645f7bca764(props) {
    let { filter: filter, layoutDelegate: layoutDelegate } = props;
    let selectionState = (0, $d5vlZ$useMultipleSelectionState)(props);
    let disabledKeys = (0, $d5vlZ$useMemo)(()=>props.disabledKeys ? new Set(props.disabledKeys) : new Set(), [
        props.disabledKeys
    ]);
    let factory = (0, $d5vlZ$useCallback)((nodes)=>filter ? new (0, $a02d57049d202695$export$d085fb9e920b5ca7)(filter(nodes)) : new (0, $a02d57049d202695$export$d085fb9e920b5ca7)(nodes), [
        filter
    ]);
    let context = (0, $d5vlZ$useMemo)(()=>({
            suppressTextValueWarning: props.suppressTextValueWarning
        }), [
        props.suppressTextValueWarning
    ]);
    let collection = (0, $d5vlZ$useCollection)(props, factory, context);
    let selectionManager = (0, $d5vlZ$useMemo)(()=>new (0, $d5vlZ$SelectionManager)(collection, selectionState, {
            layoutDelegate: layoutDelegate
        }), [
        collection,
        selectionState,
        layoutDelegate
    ]);
    $e72dd72e1c76a225$var$useFocusedKeyReset(collection, selectionManager);
    return {
        collection: collection,
        disabledKeys: disabledKeys,
        selectionManager: selectionManager
    };
}
function $e72dd72e1c76a225$export$ba9d38c0f1bf2b36(state, filterFn) {
    let collection = (0, $d5vlZ$useMemo)(()=>filterFn ? state.collection.filter(filterFn) : state.collection, [
        state.collection,
        filterFn
    ]);
    let selectionManager = state.selectionManager.withCollection(collection);
    $e72dd72e1c76a225$var$useFocusedKeyReset(collection, selectionManager);
    return {
        collection: collection,
        selectionManager: selectionManager,
        disabledKeys: state.disabledKeys
    };
}
function $e72dd72e1c76a225$var$useFocusedKeyReset(collection, selectionManager) {
    // Reset focused key if that item is deleted from the collection.
    const cachedCollection = (0, $d5vlZ$useRef)(null);
    (0, $d5vlZ$useEffect)(()=>{
        if (selectionManager.focusedKey != null && !collection.getItem(selectionManager.focusedKey) && cachedCollection.current) {
            const startItem = cachedCollection.current.getItem(selectionManager.focusedKey);
            const cachedItemNodes = [
                ...cachedCollection.current.getKeys()
            ].map((key)=>{
                const itemNode = cachedCollection.current.getItem(key);
                return (itemNode === null || itemNode === void 0 ? void 0 : itemNode.type) === 'item' ? itemNode : null;
            }).filter((node)=>node !== null);
            const itemNodes = [
                ...collection.getKeys()
            ].map((key)=>{
                const itemNode = collection.getItem(key);
                return (itemNode === null || itemNode === void 0 ? void 0 : itemNode.type) === 'item' ? itemNode : null;
            }).filter((node)=>node !== null);
            var _cachedItemNodes_length, _itemNodes_length;
            const diff = ((_cachedItemNodes_length = cachedItemNodes === null || cachedItemNodes === void 0 ? void 0 : cachedItemNodes.length) !== null && _cachedItemNodes_length !== void 0 ? _cachedItemNodes_length : 0) - ((_itemNodes_length = itemNodes === null || itemNodes === void 0 ? void 0 : itemNodes.length) !== null && _itemNodes_length !== void 0 ? _itemNodes_length : 0);
            var _startItem_index, _startItem_index1, _itemNodes_length1;
            let index = Math.min(diff > 1 ? Math.max(((_startItem_index = startItem === null || startItem === void 0 ? void 0 : startItem.index) !== null && _startItem_index !== void 0 ? _startItem_index : 0) - diff + 1, 0) : (_startItem_index1 = startItem === null || startItem === void 0 ? void 0 : startItem.index) !== null && _startItem_index1 !== void 0 ? _startItem_index1 : 0, ((_itemNodes_length1 = itemNodes === null || itemNodes === void 0 ? void 0 : itemNodes.length) !== null && _itemNodes_length1 !== void 0 ? _itemNodes_length1 : 0) - 1);
            let newNode = null;
            let isReverseSearching = false;
            while(index >= 0){
                if (!selectionManager.isDisabled(itemNodes[index].key)) {
                    newNode = itemNodes[index];
                    break;
                }
                // Find next, not disabled item.
                if (index < itemNodes.length - 1 && !isReverseSearching) index++;
                else {
                    isReverseSearching = true;
                    var _startItem_index2, _startItem_index3;
                    if (index > ((_startItem_index2 = startItem === null || startItem === void 0 ? void 0 : startItem.index) !== null && _startItem_index2 !== void 0 ? _startItem_index2 : 0)) index = (_startItem_index3 = startItem === null || startItem === void 0 ? void 0 : startItem.index) !== null && _startItem_index3 !== void 0 ? _startItem_index3 : 0;
                    index--;
                }
            }
            selectionManager.setFocusedKey(newNode ? newNode.key : null);
        }
        cachedCollection.current = collection;
    }, [
        collection,
        selectionManager
    ]);
}


export {$e72dd72e1c76a225$export$2f645645f7bca764 as useListState, $e72dd72e1c76a225$export$ba9d38c0f1bf2b36 as UNSTABLE_useFilteredListState};
//# sourceMappingURL=useListState.module.js.map