@lobehub/editor
Version:
A powerful and extensible rich text editor built on Meta's Lexical framework, providing a modern editing experience with React integration.
247 lines (243 loc) • 11.3 kB
JavaScript
'use client';
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; }
import { mergeRegister } from '@lexical/utils';
import { COMMAND_PRIORITY_CRITICAL, KEY_ARROW_DOWN_COMMAND, KEY_ARROW_UP_COMMAND, KEY_DOWN_COMMAND, KEY_ESCAPE_COMMAND, KEY_TAB_COMMAND } from 'lexical';
import { Children, useCallback, useLayoutEffect, useRef, useState } from 'react';
import { noop } from "../../../editor-kernel";
import { useLexicalEditor } from "../../../editor-kernel/react";
import { useLexicalComposerContext } from "../../../editor-kernel/react/react-context";
import { SlashPlugin } from "../plugin/index";
import { ISlashService } from "../service/i-slash-service";
import { $splitNodeContainingQuery } from "../utils/utils";
import SlashMenu from "./components/SlashMenu";
import { setCancelablePromise } from "./utils";
import { jsx as _jsx } from "react/jsx-runtime";
var ReactSlashPlugin = function ReactSlashPlugin(_ref) {
var children = _ref.children,
anchorClassName = _ref.anchorClassName;
var _useLexicalComposerCo = useLexicalComposerContext(),
_useLexicalComposerCo2 = _slicedToArray(_useLexicalComposerCo, 1),
editor = _useLexicalComposerCo2[0];
var _useState = useState(false),
_useState2 = _slicedToArray(_useState, 2),
isOpen = _useState2[0],
setIsOpen = _useState2[1];
var _useState3 = useState(false),
_useState4 = _slicedToArray(_useState3, 2),
loading = _useState4[0],
setLoading = _useState4[1];
var _useState5 = useState(null),
_useState6 = _slicedToArray(_useState5, 2),
activeKey = _useState6[0],
setActiveKey = _useState6[1];
var _useState7 = useState(null),
_useState8 = _slicedToArray(_useState7, 2),
resolution = _useState8[0],
setResolution = _useState8[1];
var _useState9 = useState([]),
_useState10 = _slicedToArray(_useState9, 2),
options = _useState10[0],
setOptions = _useState10[1];
var _useState11 = useState({
x: 0,
y: 0
}),
_useState12 = _slicedToArray(_useState11, 2),
dropdownPosition = _useState12[0],
setDropdownPosition = _useState12[1];
var cancelRef = useRef({
cancel: noop
});
var triggerMapRef = useRef(new Map());
var close = useCallback(function () {
setIsOpen(false);
setOptions([]);
setResolution(null);
setActiveKey(null);
}, []);
var handleActiveKeyChange = useCallback(function (key) {
setActiveKey(key);
}, []);
useLayoutEffect(function () {
var _Children$map;
var options = ((_Children$map = Children.map(children, function (child) {
if (!child) return null;
var option = child.props;
triggerMapRef.current.set(option.trigger, option);
return option;
})) === null || _Children$map === void 0 ? void 0 : _Children$map.filter(Boolean)) || [];
editor.registerPlugin(SlashPlugin, {
slashOptions: options,
triggerClose: function triggerClose() {
close();
cancelRef.current.cancel();
},
triggerOpen: function triggerOpen(ctx) {
setResolution(ctx);
cancelRef.current.cancel();
if (Array.isArray(ctx.items)) {
setOptions(ctx.items);
if (!activeKey) {
var _ctx$items;
// @ts-ignore
setActiveKey((_ctx$items = ctx.items) === null || _ctx$items === void 0 || (_ctx$items = _ctx$items[0]) === null || _ctx$items === void 0 ? void 0 : _ctx$items.key);
}
} else {
setLoading(true);
var pr = setCancelablePromise(function (resolve, reject) {
ctx
// @ts-ignore
.items(ctx.match || null).then(resolve, reject).finally(function () {
return setLoading(false);
});
});
pr.promise.then(function (items) {
var typedItems = items;
setOptions(typedItems);
if (!activeKey) {
var _typedItems$;
// @ts-ignore
setActiveKey(typedItems === null || typedItems === void 0 || (_typedItems$ = typedItems[0]) === null || _typedItems$ === void 0 ? void 0 : _typedItems$.key);
}
});
cancelRef.current.cancel = function () {
pr.cancel();
setLoading(false);
};
}
var rect = ctx.getRect();
setDropdownPosition({
x: rect.left,
y: rect.bottom
});
setIsOpen(true);
}
});
}, [activeKey, editor, close]);
useLayoutEffect(function () {
var slash = editor.requireService(ISlashService);
if (slash) {
var _Children$map2;
var _options = ((_Children$map2 = Children.map(children, function (child) {
if (!child) return null;
var option = child.props;
triggerMapRef.current.set(option.trigger, option);
return option;
})) === null || _Children$map2 === void 0 ? void 0 : _Children$map2.filter(Boolean)) || [];
slash.updateOptions(_options);
}
}, [children]);
var handleMenuSelect = useCallback(function (option) {
// ISlashMenuOption should not have divider type, but adding check for safety
if ('type' in option && option.type === 'divider') {
return;
}
var lexicalEditor = editor.getLexicalEditor();
if (lexicalEditor && resolution) {
lexicalEditor.update(function () {
var _option$onSelect;
var textNodeContainingQuery = resolution.match ? $splitNodeContainingQuery(resolution.match) : null;
textNodeContainingQuery === null || textNodeContainingQuery === void 0 || textNodeContainingQuery.remove();
(_option$onSelect = option.onSelect) === null || _option$onSelect === void 0 || _option$onSelect.call(option, editor, resolution.match ? resolution.match.matchingString : '');
});
}
var currentTriggerProps = triggerMapRef.current.get((resolution === null || resolution === void 0 ? void 0 : resolution.trigger) || '');
// Call the external unified onSelect first if it exists
if (currentTriggerProps !== null && currentTriggerProps !== void 0 && currentTriggerProps.onSelect) {
currentTriggerProps.onSelect(editor, option);
}
close();
}, [editor, resolution, close]);
useLexicalEditor(function () {
var pureOptions = options.filter(function (item) {
return !('type' in item && item.type === 'divider') && 'key' in item && Boolean(item.key);
});
return mergeRegister(editor.registerHighCommand(KEY_ARROW_DOWN_COMMAND, function (payload) {
var event = payload;
if (pureOptions !== null && pureOptions.length) {
var currentIndex = activeKey ? pureOptions.findIndex(function (opt) {
return opt.key === activeKey;
}) : -1;
var newIndex = currentIndex === -1 ? 0 : (currentIndex + 1) % pureOptions.length;
setActiveKey(String(pureOptions[newIndex].key));
event.preventDefault();
event.stopImmediatePropagation();
return true;
}
return false;
}, COMMAND_PRIORITY_CRITICAL), editor.registerHighCommand(KEY_ARROW_UP_COMMAND, function (payload) {
var event = payload;
if (pureOptions !== null && pureOptions.length) {
var currentIndex = activeKey ? pureOptions.findIndex(function (opt) {
return opt.key === activeKey;
}) : -1;
var newIndex = currentIndex === -1 ? pureOptions.length - 1 : (currentIndex - 1 + pureOptions.length) % pureOptions.length;
setActiveKey(String(pureOptions[newIndex].key));
event.preventDefault();
event.stopImmediatePropagation();
return true;
}
return false;
}, COMMAND_PRIORITY_CRITICAL), editor.registerHighCommand(KEY_ESCAPE_COMMAND, function (payload) {
var event = payload;
event.preventDefault();
event.stopImmediatePropagation();
close();
return true;
}, COMMAND_PRIORITY_CRITICAL), editor.registerHighCommand(KEY_TAB_COMMAND, function (payload) {
var event = payload;
if (options === null || activeKey === null) {
return false;
}
var selectedOption = options.find(function (opt) {
return 'key' in opt && opt.key === activeKey;
});
if (!selectedOption) {
return false;
}
event.preventDefault();
event.stopImmediatePropagation();
handleMenuSelect(selectedOption);
return true;
}, COMMAND_PRIORITY_CRITICAL), editor.registerHighCommand(KEY_DOWN_COMMAND, function (event) {
// If slash menu is open and enter key is pressed, always block propagation
if (isOpen && event.key === 'Enter' && !event.isComposing) {
event.preventDefault();
event.stopImmediatePropagation();
// Only select option if we have valid options and activeKey
if (options !== null && activeKey !== null) {
var selectedOption = options.find(function (opt) {
return 'key' in opt && opt.key === activeKey;
});
if (selectedOption) {
handleMenuSelect(selectedOption);
}
}
return true;
}
return false;
}, COMMAND_PRIORITY_CRITICAL));
}, [options, activeKey, handleActiveKeyChange, handleMenuSelect, isOpen]);
// Get custom render component if available
var _ref2 = triggerMapRef.current.get((resolution === null || resolution === void 0 ? void 0 : resolution.trigger) || '') || {},
CustomRender = _ref2.renderComp;
return /*#__PURE__*/_jsx(SlashMenu, {
activeKey: activeKey,
anchorClassName: anchorClassName,
customRender: CustomRender,
loading: loading,
onActiveKeyChange: handleActiveKeyChange,
onClose: close,
onSelect: handleMenuSelect,
open: isOpen,
options: options,
position: dropdownPosition
});
};
ReactSlashPlugin.displayName = 'ReactSlashPlugin';
export default ReactSlashPlugin;