@elastic/eui
Version:
Elastic UI Component Library
182 lines (178 loc) • 7.82 kB
JavaScript
import _extends from "@babel/runtime/helpers/extends";
import _defineProperty from "@babel/runtime/helpers/defineProperty";
import _slicedToArray from "@babel/runtime/helpers/slicedToArray";
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
import React, { useEffect, useContext } from 'react';
import classNames from 'classnames';
import { useDropzone } from 'react-dropzone';
import { useEuiMemoizedStyles } from '../../services';
import { useResizeObserver } from '../observer/resize_observer';
import { EuiMarkdownContext } from './markdown_context';
import { EuiMarkdownEditorFooter } from './markdown_editor_footer';
import { euiMarkdownEditorDropZoneStyles } from './markdown_editor_drop_zone.styles';
import { jsx as ___EmotionJSX } from "@emotion/react";
var getUnacceptedItems = function getUnacceptedItems(items, dropHandlers) {
var unacceptedItems = [];
for (var i = 0; i < items.length; i++) {
var item = items[i];
var isAccepted = false;
for (var j = 0; j < dropHandlers.length; j++) {
if (dropHandlers[j].accepts(item.type)) {
isAccepted = true;
break;
}
}
if (!isAccepted) {
unacceptedItems.push(item);
}
}
return unacceptedItems;
};
export var EuiMarkdownEditorDropZone = function EuiMarkdownEditorDropZone(props) {
var _useContext = useContext(EuiMarkdownContext),
readOnly = _useContext.readOnly;
var _React$useState = React.useState(false),
_React$useState2 = _slicedToArray(_React$useState, 2),
isDragging = _React$useState2[0],
toggleDragging = _React$useState2[1];
var _React$useState3 = React.useState(false),
_React$useState4 = _slicedToArray(_React$useState3, 2),
isUploadingFiles = _React$useState4[0],
toggleUploadingFiles = _React$useState4[1];
var _React$useState5 = React.useState(false),
_React$useState6 = _slicedToArray(_React$useState5, 2),
isDraggingError = _React$useState6[0],
toggleDraggingError = _React$useState6[1];
var children = props.children,
uiPlugins = props.uiPlugins,
errors = props.errors,
dropHandlers = props.dropHandlers,
insertText = props.insertText,
hasUnacceptedItems = props.hasUnacceptedItems,
setHasUnacceptedItems = props.setHasUnacceptedItems,
setEditorFooterHeight = props.setEditorFooterHeight,
isEditing = props.isEditing;
var classes = classNames('euiMarkdownEditorDropZone');
var styles = useEuiMemoizedStyles(euiMarkdownEditorDropZoneStyles);
var cssStyles = [styles.euiMarkdownEditorDropZone, isDragging && !isDraggingError && styles.isDragging, isDraggingError && styles.isDraggingError, (hasUnacceptedItems || errors.length > 0) && styles.hasError];
var _React$useState7 = React.useState(null),
_React$useState8 = _slicedToArray(_React$useState7, 2),
editorFooterRef = _React$useState8[0],
setEditorFooterRef = _React$useState8[1];
var _useResizeObserver = useResizeObserver(editorFooterRef, 'height'),
editorFooterHeight = _useResizeObserver.height;
useEffect(function () {
if (editorFooterHeight !== 0) {
setEditorFooterHeight(editorFooterHeight);
}
}, [setEditorFooterHeight, isEditing, editorFooterHeight]);
var _useDropzone = useDropzone({
disabled: dropHandlers.length === 0 || readOnly,
// Disable click and keydown behavior
noClick: true,
noKeyboard: true,
preventDropOnDocument: false,
// multiple: false,
onDragOver: function onDragOver(e) {
var result;
if (e.dataTransfer) {
var unacceptedItems = getUnacceptedItems(e.dataTransfer.items, dropHandlers);
setHasUnacceptedItems(unacceptedItems.length > 0);
toggleDraggingError(unacceptedItems.length > 0);
result = unacceptedItems.length === 0;
} else {
setHasUnacceptedItems(false);
result = false;
}
toggleDragging(result);
if (result === false) {
e.preventDefault();
}
return result;
},
onDragEnter: function onDragEnter(e) {
var result;
if (e.dataTransfer) {
var unacceptedItems = getUnacceptedItems(e.dataTransfer.items, dropHandlers);
setHasUnacceptedItems(unacceptedItems.length > 0);
toggleDraggingError(unacceptedItems.length > 0);
result = unacceptedItems.length === 0;
} else {
setHasUnacceptedItems(false);
result = false;
}
toggleDragging(result);
if (result === false) {
e.preventDefault();
}
return result;
},
onDragLeave: function onDragLeave() {
toggleDragging(false);
},
onDrop: function onDrop(acceptedFiles) {
var fileHandlers = [];
// verify all files being dropped are supported
preparation: for (var i = 0; i < acceptedFiles.length; i++) {
var file = acceptedFiles[i];
for (var j = 0; j < dropHandlers.length; j++) {
if (dropHandlers[j].accepts(file.type)) {
fileHandlers.push(dropHandlers[j]);
continue preparation;
}
}
// if we get here then a file isn't handled
setHasUnacceptedItems(true);
toggleDragging(false);
toggleDraggingError(false);
return;
}
toggleUploadingFiles(true);
var resolved = [];
for (var _i = 0; _i < acceptedFiles.length; _i++) {
var _file = acceptedFiles[_i];
var handler = fileHandlers[_i];
resolved.push(handler.getFormattingForItem(_file));
}
Promise.all(resolved).then(function (results) {
results.forEach(function (_ref) {
var text = _ref.text,
config = _ref.config;
return insertText(text, config);
});
}).catch(function () {}).then(function () {
toggleDragging(false);
toggleUploadingFiles(false);
toggleDraggingError(false);
});
}
}),
getRootProps = _useDropzone.getRootProps,
getInputProps = _useDropzone.getInputProps,
open = _useDropzone.open;
var rootProps = _objectSpread({}, getRootProps());
if (readOnly) rootProps.role = undefined; // Unset the default `role="button"` attribute which sets a misleading pointer icon
return ___EmotionJSX("div", _extends({}, rootProps, {
css: cssStyles,
className: classes
}), children, ___EmotionJSX(EuiMarkdownEditorFooter, {
ref: setEditorFooterRef,
uiPlugins: uiPlugins,
openFiles: function openFiles() {
setHasUnacceptedItems(false);
open();
},
isUploadingFiles: isUploadingFiles,
hasUnacceptedItems: hasUnacceptedItems,
dropHandlers: dropHandlers,
errors: errors
}), ___EmotionJSX("input", getInputProps()));
};