js • Lines: 257import {CUSTOM_DRAG_TYPE as $a5876944c9299b39$export$fd9f9fc120c5402d, DROP_OPERATION as $a5876944c9299b39$export$60b7b4bcf3903d8e, GENERIC_TYPE as $a5876944c9299b39$export$f8fc6581787339b3, NATIVE_DRAG_TYPES as $a5876944c9299b39$export$4a7729b856e9a690} from "./constants.js";
import {getInteractionModality as $b50b1cc8a843ace7$export$630ff653c5ada6a9, useInteractionModality as $b50b1cc8a843ace7$export$98e20ec92f614cfe} from "../interactions/useFocusVisible.js";
/*
* 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.
*/
const $a279fa400589a731$export$dfdf5deeaf27473f = new WeakMap();
const $a279fa400589a731$export$990fced5dfac2637 = Symbol();
function $a279fa400589a731$export$3093291712f09a77(state) {
let { id: id } = $a279fa400589a731$export$dfdf5deeaf27473f.get(state) || {};
if (!id) throw new Error('Droppable item outside a droppable collection');
return id;
}
function $a279fa400589a731$export$7e397efd01d3db27(state) {
let { ref: ref } = $a279fa400589a731$export$dfdf5deeaf27473f.get(state) || {};
if (!ref) throw new Error('Droppable item outside a droppable collection');
return ref;
}
function $a279fa400589a731$export$e1d41611756c6326(items) {
let types = new Set();
for (let item of items)for (let type of Object.keys(item))types.add(type);
return types;
}
function $a279fa400589a731$var$mapModality(modality) {
if (!modality) modality = 'virtual';
if (modality === 'pointer') modality = 'virtual';
if (modality === 'virtual' && typeof window !== 'undefined' && 'ontouchstart' in window) modality = 'touch';
return modality;
}
function $a279fa400589a731$export$49bac5d6d4b352ea() {
return $a279fa400589a731$var$mapModality((0, $b50b1cc8a843ace7$export$98e20ec92f614cfe)());
}
function $a279fa400589a731$export$1fb2158d224b542c() {
return $a279fa400589a731$var$mapModality((0, $b50b1cc8a843ace7$export$630ff653c5ada6a9)());
}
function $a279fa400589a731$export$f9c1490890ddd063(dataTransfer, items) {
// The data transfer API doesn't support more than one item of a given type at once.
// In addition, only a small set of types are supported natively for transfer between applications.
// We allow for both multiple items, as well as multiple representations of a single item.
// In order to make our API work with the native API, we serialize all items to JSON and
// store as a single native item. We only need to do this if there is more than one item
// of the same type, or if an item has more than one representation. Otherwise the native
// API is sufficient.
//
// The DataTransferItemList API also theoretically supports adding files, which would enable
// dragging binary data out of the browser onto the user's desktop for example. Unfortunately,
// this does not currently work in any browser, so it is not currently supported by our API.
// See e.g. https://bugs.chromium.org/p/chromium/issues/detail?id=438479.
let groupedByType = new Map();
let needsCustomData = false;
let customData = [];
for (let item of items){
let types = Object.keys(item);
if (types.length > 1) needsCustomData = true;
let dataByType = {};
for (let type of types){
let typeItems = groupedByType.get(type);
if (!typeItems) {
typeItems = [];
groupedByType.set(type, typeItems);
} else needsCustomData = true;
let data = item[type];
dataByType[type] = data;
typeItems.push(data);
}
customData.push(dataByType);
}
for (let [type, items] of groupedByType)if ((0, $a5876944c9299b39$export$4a7729b856e9a690).has(type)) {
// Only one item of a given type can be set on a data transfer.
// Join all of the items together separated by newlines.
let data = items.join('\n');
dataTransfer.items.add(data, type);
} else // Set data to the first item so we have access to the list of types.
dataTransfer.items.add(items[0], type);
if (needsCustomData) {
let data = JSON.stringify(customData);
dataTransfer.items.add(data, (0, $a5876944c9299b39$export$fd9f9fc120c5402d));
}
}
class $a279fa400589a731$export$7f04ce188c91447c {
has(type) {
if (this.includesUnknownTypes || type === $a279fa400589a731$export$990fced5dfac2637 && this.types.has((0, $a5876944c9299b39$export$f8fc6581787339b3))) return true;
return typeof type === 'string' && this.types.has(type);
}
constructor(dataTransfer){
this.types = new Set();
let hasFiles = false;
for (let item of dataTransfer.items)if (item.type !== (0, $a5876944c9299b39$export$fd9f9fc120c5402d)) {
if (item.kind === 'file') hasFiles = true;
if (item.type) this.types.add(item.type);
else // Files with unknown types or extensions that don't map to a known mime type
// are sometimes exposed as an empty string by the browser. Map to a generic
// mime type instead. Note that this could also be a directory as there's no
// way to determine if something is a file or directory until drop.
this.types.add((0, $a5876944c9299b39$export$f8fc6581787339b3));
}
// In Safari, when dragging files, the dataTransfer.items list is empty, but dataTransfer.types contains "Files".
// Unfortunately, this doesn't tell us what types of files the user is dragging, so we need to assume that any
// type the user checks for is included. See https://bugs.webkit.org/show_bug.cgi?id=223517.
this.includesUnknownTypes = !hasFiles && dataTransfer.types.includes('Files');
}
}
function $a279fa400589a731$export$d9e760437831f8b3(dataTransfer) {
let items = [];
if (!dataTransfer) return items;
// If our custom drag type is available, use that. This is a JSON serialized
// representation of all items in the drag, set when there are multiple items
// of the same type, or an individual item has multiple representations.
let hasCustomType = false;
if (dataTransfer.types.includes((0, $a5876944c9299b39$export$fd9f9fc120c5402d))) try {
let data = dataTransfer.getData((0, $a5876944c9299b39$export$fd9f9fc120c5402d));
let parsed = JSON.parse(data);
for (let item of parsed)items.push({
kind: 'text',
types: new Set(Object.keys(item)),
getText: (type)=>Promise.resolve(item[type])
});
hasCustomType = true;
} catch {
// ignore
}
// Otherwise, map native drag items to items of a single representation.
if (!hasCustomType) {
let stringItems = new Map();
for (let item of dataTransfer.items){
if (item.kind === 'string') // The data for all formats must be read here because the data transfer gets
// cleared out after the event handler finishes. If the item has an empty string
// as a type, the mime type is unknown. Map to a generic mime type instead.
stringItems.set(item.type || (0, $a5876944c9299b39$export$f8fc6581787339b3), dataTransfer.getData(item.type));
else if (item.kind === 'file') {
// Despite the name, webkitGetAsEntry is also implemented in Firefox and Edge.
// In the future, we may use getAsFileSystemHandle instead, but that's currently
// only implemented in Chrome.
if (typeof item.webkitGetAsEntry === 'function') {
let entry = item.webkitGetAsEntry();
// eslint-disable-next-line max-depth
if (!entry) continue;
// eslint-disable-next-line max-depth
if (entry.isFile) items.push($a279fa400589a731$var$createFileItem(item.getAsFile()));
else if (entry.isDirectory) items.push($a279fa400589a731$var$createDirectoryItem(entry));
} else // Assume it's a file.
items.push($a279fa400589a731$var$createFileItem(item.getAsFile()));
}
}
// All string items are different representations of the same item. There's no way to have
// multiple string items at once in the current DataTransfer API.
if (stringItems.size > 0) items.push({
kind: 'text',
types: new Set(stringItems.keys()),
getText: (type)=>Promise.resolve(stringItems.get(type))
});
}
return items;
}
function $a279fa400589a731$var$blobToString(blob) {
if (typeof blob.text === 'function') return blob.text();
// Safari doesn't have the Blob#text() method yet...
return new Promise((resolve, reject)=>{
let reader = new FileReader();
reader.onload = ()=>{
resolve(reader.result);
};
reader.onerror = reject;
reader.readAsText(blob);
});
}
function $a279fa400589a731$var$createFileItem(file) {
if (!file) throw new Error('No file provided');
return {
kind: 'file',
type: file.type || (0, $a5876944c9299b39$export$f8fc6581787339b3),
name: file.name,
getText: ()=>$a279fa400589a731$var$blobToString(file),
getFile: ()=>Promise.resolve(file)
};
}
function $a279fa400589a731$var$createDirectoryItem(entry) {
return {
kind: 'directory',
name: entry.name,
getEntries: ()=>$a279fa400589a731$var$getEntries(entry)
};
}
async function* $a279fa400589a731$var$getEntries(item) {
let reader = item.createReader();
// We must call readEntries repeatedly because there may be a limit to the
// number of entries that are returned at once.
let entries;
do {
entries = await new Promise((resolve, reject)=>{
reader.readEntries(resolve, reject);
});
for (let entry of entries){
if (entry.isFile) {
let file = await $a279fa400589a731$var$getEntryFile(entry);
yield $a279fa400589a731$var$createFileItem(file);
} else if (entry.isDirectory) yield $a279fa400589a731$var$createDirectoryItem(entry);
}
}while (entries.length > 0);
}
function $a279fa400589a731$var$getEntryFile(entry) {
return new Promise((resolve, reject)=>entry.file(resolve, reject));
}
function $a279fa400589a731$export$97fd558bdc44bea1(dropItem) {
return dropItem.kind === 'text';
}
function $a279fa400589a731$export$a144e1752ebe0aa(dropItem) {
return dropItem.kind === 'file';
}
function $a279fa400589a731$export$2b40a62bdbe6b2b0(dropItem) {
return dropItem.kind === 'directory';
}
let $a279fa400589a731$export$6ca6700462636d0b = {
draggingKeys: new Set()
};
function $a279fa400589a731$export$f2be18a910c0caa6(ref) {
$a279fa400589a731$export$6ca6700462636d0b.draggingCollectionRef = ref;
}
function $a279fa400589a731$export$72cb63bdda528276(keys) {
$a279fa400589a731$export$6ca6700462636d0b.draggingKeys = keys;
}
function $a279fa400589a731$export$dac8db29d42db9a1(ref) {
$a279fa400589a731$export$6ca6700462636d0b.dropCollectionRef = ref;
}
function $a279fa400589a731$export$70936501603e6c57() {
$a279fa400589a731$export$6ca6700462636d0b = {
draggingKeys: new Set()
};
}
function $a279fa400589a731$export$6c10d32b362bfa5f(state) {
$a279fa400589a731$export$6ca6700462636d0b = state;
}
function $a279fa400589a731$export$78bf638634500fa5(ref) {
let { draggingCollectionRef: draggingCollectionRef, dropCollectionRef: dropCollectionRef } = $a279fa400589a731$export$6ca6700462636d0b;
return (draggingCollectionRef === null || draggingCollectionRef === void 0 ? void 0 : draggingCollectionRef.current) != null && draggingCollectionRef.current === ((ref === null || ref === void 0 ? void 0 : ref.current) || (dropCollectionRef === null || dropCollectionRef === void 0 ? void 0 : dropCollectionRef.current));
}
let $a279fa400589a731$export$8e6636520ac15722;
function $a279fa400589a731$export$64f52ed7349ddb84(dropEffect) {
$a279fa400589a731$export$8e6636520ac15722 = dropEffect;
}
let $a279fa400589a731$export$f0130eb70b6347b8 = (0, $a5876944c9299b39$export$60b7b4bcf3903d8e).none;
function $a279fa400589a731$export$6539bc8c3a0a2d67(o) {
$a279fa400589a731$export$f0130eb70b6347b8 = o;
}
export {$a279fa400589a731$export$dfdf5deeaf27473f as droppableCollectionMap, $a279fa400589a731$export$990fced5dfac2637 as DIRECTORY_DRAG_TYPE, $a279fa400589a731$export$3093291712f09a77 as getDroppableCollectionId, $a279fa400589a731$export$7e397efd01d3db27 as getDroppableCollectionRef, $a279fa400589a731$export$e1d41611756c6326 as getTypes, $a279fa400589a731$export$49bac5d6d4b352ea as useDragModality, $a279fa400589a731$export$1fb2158d224b542c as getDragModality, $a279fa400589a731$export$f9c1490890ddd063 as writeToDataTransfer, $a279fa400589a731$export$7f04ce188c91447c as DragTypes, $a279fa400589a731$export$d9e760437831f8b3 as readFromDataTransfer, $a279fa400589a731$export$97fd558bdc44bea1 as isTextDropItem, $a279fa400589a731$export$a144e1752ebe0aa as isFileDropItem, $a279fa400589a731$export$2b40a62bdbe6b2b0 as isDirectoryDropItem, $a279fa400589a731$export$6ca6700462636d0b as globalDndState, $a279fa400589a731$export$f2be18a910c0caa6 as setDraggingCollectionRef, $a279fa400589a731$export$72cb63bdda528276 as setDraggingKeys, $a279fa400589a731$export$dac8db29d42db9a1 as setDropCollectionRef, $a279fa400589a731$export$70936501603e6c57 as clearGlobalDnDState, $a279fa400589a731$export$6c10d32b362bfa5f as setGlobalDnDState, $a279fa400589a731$export$78bf638634500fa5 as isInternalDropOperation, $a279fa400589a731$export$8e6636520ac15722 as globalDropEffect, $a279fa400589a731$export$64f52ed7349ddb84 as setGlobalDropEffect, $a279fa400589a731$export$f0130eb70b6347b8 as globalAllowedDropOperations, $a279fa400589a731$export$6539bc8c3a0a2d67 as setGlobalAllowedDropOperations};
//# sourceMappingURL=utils.js.map