@lobehub/editor
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A powerful and extensible rich text editor built on Meta's Lexical framework, providing a modern editing experience with React integration.
218 lines • 14.2 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
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; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
/* eslint-disable import/no-duplicates */
/* eslint-disable unicorn/no-for-loop */
import { $isTableSelection } from '@lexical/table';
import { $getCharacterOffsets, $getNodeByKey, $getSelection, $isElementNode, $isRangeSelection, $isTextNode, IS_CODE, resetRandomKey } from 'lexical';
import { $getRoot } from 'lexical';
import { DataSource } from "../../../editor-kernel";
import { INodeHelper } from "../../../editor-kernel/inode/helper";
import { $parseSerializedNodeImpl } from "../../litexml/utils";
import { cursorNodeSerialized } from "../node/cursor";
import { exportNodeToJSON } from "../utils";
var JSONDataSource = /*#__PURE__*/function (_DataSource) {
_inherits(JSONDataSource, _DataSource);
var _super = _createSuper(JSONDataSource);
function JSONDataSource() {
_classCallCheck(this, JSONDataSource);
return _super.apply(this, arguments);
}
_createClass(JSONDataSource, [{
key: "read",
value: function read(editor, data) {
var dataObj;
if (typeof data === 'string') {
dataObj = JSON.parse(data);
} else {
dataObj = data;
}
var process = function process(node) {
for (var i = 0; i < node.children.length; i++) {
var child = node.children[i];
if ('children' in child && Array.isArray(child.children)) {
process(child);
}
if (child.type === 'text' && 'format' in child && typeof child.format === 'number' && (child.format & IS_CODE) > 0) {
node.children[i] = {
children: [_objectSpread(_objectSpread({}, child), {}, {
format: child.format & ~IS_CODE
})],
direction: 'ltr',
format: '',
indent: 0,
type: 'codeInline',
version: 1
};
node.children.splice(i + 1, 0, cursorNodeSerialized);
}
}
};
process(dataObj.root);
// @ts-expect-error add id option
if (dataObj.keepId) {
var state = editor.parseEditorState({
root: INodeHelper.createRootNode()
}, function (state) {
try {
var root = $parseSerializedNodeImpl(dataObj.root, editor, true, state);
var maxId = -1;
Array.from(state._nodeMap.keys()).forEach(function (key) {
if (key === 'root') return;
maxId = Math.max(maxId, Number(key));
});
// make sure to reset random key to avoid id conflicts
resetRandomKey(maxId + 1);
state._nodeMap.set(root.getKey(), root);
} catch (error) {
console.error(error);
}
});
editor.setEditorState(state);
} else {
editor.setEditorState(editor.parseEditorState({
root: dataObj.root
}));
}
}
}, {
key: "write",
value: function write(editor, options) {
if (options !== null && options !== void 0 && options.selection) {
return editor.getEditorState().read(function () {
var selection = $getSelection();
if (!selection) {
return null;
}
if ($isRangeSelection(selection)) {
var selectedNodes = selection.getNodes();
var selectedNodesLength = selectedNodes.length;
var lastIndex = selectedNodesLength - 1;
var anchor = selection.anchor;
var focus = selection.focus;
var isBefore = anchor.isBefore(focus);
var firstNode = selectedNodes[0];
var lastNode = selectedNodes[lastIndex];
var _$getCharacterOffsets = $getCharacterOffsets(selection),
_$getCharacterOffsets2 = _slicedToArray(_$getCharacterOffsets, 2),
anchorOffset = _$getCharacterOffsets2[0],
focusOffset = _$getCharacterOffsets2[1];
var lastElement = [];
var rootNodes = [];
for (var i = 0; i < selectedNodes.length; i++) {
var node = selectedNodes[i];
if ($isElementNode(node)) {
var sNode = _objectSpread(_objectSpread({}, node.exportJSON()), {}, {
$key: node.getKey()
});
for (var _i = 0; _i < rootNodes.length; _i++) {
var child = rootNodes[_i];
var childNode = $getNodeByKey(child.$key);
if (node.isParentOf(childNode)) {
sNode.children.push(child);
rootNodes.splice(_i, 1);
_i--;
}
}
var hasPush = false;
for (var _i2 = lastElement.length - 1; _i2 >= 0; _i2--) {
var _$getNodeByKey;
if ((_$getNodeByKey = $getNodeByKey(lastElement[_i2].$key)) !== null && _$getNodeByKey !== void 0 && _$getNodeByKey.isParentOf(node)) {
lastElement[_i2].children.push(sNode);
hasPush = true;
break;
} else {
lastElement.pop();
}
}
if (!hasPush) {
rootNodes.push(sNode);
}
lastElement.push(sNode);
} else if ($isTextNode(node)) {
var _sNode = _objectSpread(_objectSpread({}, node.exportJSON()), {}, {
$key: node.getKey()
});
if (node === firstNode) {
if (node === lastNode) {
if (anchor.type !== 'element' || focus.type !== 'element' || focus.offset === anchor.offset) {
_sNode.text = anchorOffset < focusOffset ? _sNode.text.slice(anchorOffset, focusOffset) : _sNode.text.slice(focusOffset, anchorOffset);
}
} else {
_sNode.text = isBefore ? _sNode.text.slice(anchorOffset) : _sNode.text.slice(focusOffset);
}
} else if (node === lastNode) {
_sNode.text = isBefore ? _sNode.text.slice(0, focusOffset) : _sNode.text.slice(0, anchorOffset);
}
var _hasPush = false;
for (var _i3 = lastElement.length - 1; _i3 >= 0; _i3--) {
var _$getNodeByKey2;
if ((_$getNodeByKey2 = $getNodeByKey(lastElement[_i3].$key)) !== null && _$getNodeByKey2 !== void 0 && _$getNodeByKey2.isParentOf(node)) {
lastElement[_i3].children.push(_sNode);
_hasPush = true;
break;
} else {
lastElement.pop();
}
}
if (!_hasPush) {
rootNodes.push(_sNode);
}
} else {
var _sNode2 = _objectSpread(_objectSpread({}, node.exportJSON()), {}, {
$key: node.getKey()
});
var _hasPush2 = false;
for (var _i4 = lastElement.length - 1; _i4 >= 0; _i4--) {
var _$getNodeByKey3;
if ((_$getNodeByKey3 = $getNodeByKey(lastElement[_i4].$key)) !== null && _$getNodeByKey3 !== void 0 && _$getNodeByKey3.isParentOf(node)) {
lastElement[_i4].children.push(_sNode2);
_hasPush2 = true;
break;
} else {
lastElement.pop();
}
}
if (!_hasPush2) {
rootNodes.push(_sNode2);
}
}
}
return rootNodes;
} else if ($isTableSelection(selection)) {
// todo
}
return selection.getNodes().map(function (node) {
return exportNodeToJSON(node);
});
});
}
return editor.read(function () {
return {
root: exportNodeToJSON($getRoot())
};
});
}
}]);
return JSONDataSource;
}(DataSource);
export { JSONDataSource as default };