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2024-08-09 00:39:27 +02:00
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import { useLocale } from "@calcom/lib/hooks/useLocale";
import { Icon } from "../../..";
import { Dropdown, DropdownMenuContent, DropdownMenuItem, DropdownMenuTrigger } from "../../form/dropdown";
interface IAddVariablesDropdown {
addVariable: (variable: string) => void;
isTextEditor?: boolean;
variables: string[];
}
export const AddVariablesDropdown = (props: IAddVariablesDropdown) => {
const { t } = useLocale();
return (
<Dropdown>
<DropdownMenuTrigger className="focus:bg-muted pt-[6px]">
<div className="items-center ">
{props.isTextEditor ? (
<>
<div className="hidden sm:flex">
{t("add_variable")}
<Icon name="chevron-down" className="ml-1 mt-[2px] h-4 w-4" />
</div>
<div className="block sm:hidden">+</div>
</>
) : (
<div className="flex">
{t("add_variable")}
<Icon name="chevron-down" className="ml-1 mt-[2px] h-4 w-4" />
</div>
)}
</div>
</DropdownMenuTrigger>
<DropdownMenuContent>
<div className="pb-1 pt-4">
<div className="text-subtle mb-2 px-4 text-left text-xs">
{t("add_dynamic_variables").toLocaleUpperCase()}
</div>
<div className="h-64 overflow-scroll md:h-80">
{props.variables.map((variable) => (
<DropdownMenuItem key={variable} className="hover:ring-0">
<button
key={variable}
type="button"
className="w-full px-4 py-2"
onClick={() => props.addVariable(t(`${variable}_variable`))}>
<div className="sm:grid sm:grid-cols-2">
<div className="mr-3 text-left md:col-span-1">
{`{${t(`${variable}_variable`).toUpperCase().replace(/ /g, "_")}}`}
</div>
<div className="text-default hidden text-left sm:col-span-1 sm:flex">
{t(`${variable}_info`)}
</div>
</div>
</button>
</DropdownMenuItem>
))}
</div>
</div>
</DropdownMenuContent>
</Dropdown>
);
};

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import { useLexicalComposerContext } from "@lexical/react/LexicalComposerContext";
import {
LexicalTypeaheadMenuPlugin,
TypeaheadOption,
useBasicTypeaheadTriggerMatch,
} from "@lexical/react/LexicalTypeaheadMenuPlugin";
import type { LexicalEditor } from "lexical";
import { TextNode } from "lexical";
import { useCallback, useEffect, useMemo, useState } from "react";
import { createPortal } from "react-dom";
import { classNames } from "@calcom/lib";
import { useLocale } from "@calcom/lib/hooks/useLocale";
import { VariableNode, $createVariableNode } from "../nodes/VariableNode";
function $findAndTransformVariable(node: TextNode): null | TextNode {
const text = node.getTextContent();
const regex = /\{[^}]+\}/g; // Regular expression to match {VARIABLE_NAME <whatever>}
let match;
// Iterate over the text content
for (let i = 0; i < text.length; i++) {
regex.lastIndex = i; // Set the regex search position to the current index
match = regex.exec(text);
if (match !== null) {
const matchedText = match[0]; // The entire matched text {VARIABLE_NAME <whatever here>}
const matchIndex = match.index; // Start index of the matched text
// Ensure that we move the loop index past the current match
i = matchIndex + matchedText.length - 1;
let targetNode;
if (matchIndex === 0) {
[targetNode] = node.splitText(matchIndex + matchedText.length);
} else {
[, targetNode] = node.splitText(matchIndex, matchIndex + matchedText.length);
}
const variableNode = $createVariableNode(matchedText);
targetNode.replace(variableNode);
return variableNode;
}
}
return null;
}
function useVariablesTransform(editor: LexicalEditor): void {
useEffect(() => {
if (!editor.hasNodes([VariableNode])) {
console.error("VariableNode is not registered in the editor");
return;
}
return editor.registerNodeTransform(TextNode, (node) => {
let targetNode: TextNode | null = node;
while (targetNode !== null) {
if (!targetNode.isSimpleText()) {
return;
}
targetNode = $findAndTransformVariable(targetNode);
}
});
}, [editor]);
}
class VariableTypeaheadOption extends TypeaheadOption {
name: string;
constructor(name: string) {
super(name);
this.name = name;
}
}
interface AddVariablesPluginProps {
variables: string[];
}
export default function AddVariablesPlugin({ variables }: AddVariablesPluginProps): JSX.Element | null {
const { t } = useLocale();
const [editor] = useLexicalComposerContext();
useVariablesTransform(editor);
const [queryString, setQueryString] = useState<string | null>(null);
const checkForTriggerMatch = useBasicTypeaheadTriggerMatch("{", {
minLength: 0,
});
const options = useMemo(() => {
return variables
.filter((variable) => variable.toLowerCase().includes(queryString?.toLowerCase() ?? ""))
.map((result) => new VariableTypeaheadOption(result));
}, [variables, queryString]);
const onSelectOption = useCallback(
(selectedOption: VariableTypeaheadOption, nodeToReplace: TextNode | null, closeMenu: () => void) => {
editor.update(() => {
const variableNode = $createVariableNode(
`{${t(`${selectedOption.name}_variable`).toUpperCase().replace(/ /g, "_")}}`
);
if (nodeToReplace) {
nodeToReplace.replace(variableNode);
}
variableNode.select();
closeMenu();
});
},
[editor, t]
);
return (
<LexicalTypeaheadMenuPlugin<VariableTypeaheadOption>
onQueryChange={setQueryString}
onSelectOption={onSelectOption}
triggerFn={checkForTriggerMatch}
options={options}
menuRenderFn={(anchorElementRef, { selectedIndex, selectOptionAndCleanUp, setHighlightedIndex }) =>
anchorElementRef.current && options.length
? createPortal(
<div
className={classNames(
"shadow-dropdown bg-default border-subtle mt-5 w-64 overflow-hidden rounded-md border",
"typeahead-popover" // class required by Lexical
)}>
<ul className="max-h-64 list-none overflow-y-scroll md:max-h-80">
{options.map((option, index) => (
<li
id={`typeahead-item-${index}`}
key={option.key}
aria-selected={selectedIndex === index}
tabIndex={-1}
className="focus:ring-brand-800 hover:bg-subtle hover:text-emphasis text-default aria-selected:bg-subtle aria-selected:text-emphasis cursor-pointer px-4 py-2 text-sm outline-none ring-inset first-of-type:rounded-t-[inherit] last-of-type:rounded-b-[inherit] focus:outline-none focus:ring-1"
ref={option.setRefElement}
role="option"
onClick={() => {
setHighlightedIndex(index);
selectOptionAndCleanUp(option);
}}
onMouseEnter={() => {
setHighlightedIndex(index);
}}>
<p className="text-sm font-semibold">
{`{${t(`${option.name}_variable`).toUpperCase().replace(/ /g, "_")}}`}
</p>
<span className="text-default text-sm">{t(`${option.name}_info`)}</span>
</li>
))}
</ul>
</div>,
anchorElementRef.current
)
: null
}
/>
);
}

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import { AutoLinkPlugin } from "@lexical/react/LexicalAutoLinkPlugin";
const URL_MATCHER =
/((https?:\/\/(www\.)?)|(www\.))[-a-zA-Z0-9@:%._+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_+.~#?&//=]*)/;
const EMAIL_MATCHER =
/(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))/;
const MATCHERS = [
(text: string) => {
const match = URL_MATCHER.exec(text);
return (
match && {
index: match.index,
length: match[0].length,
text: match[0],
url: match[0],
}
);
},
(text: string) => {
const match = EMAIL_MATCHER.exec(text);
return (
match && {
index: match.index,
length: match[0].length,
text: match[0],
url: `mailto:${match[0]}`,
}
);
},
];
export default function PlaygroundAutoLinkPlugin() {
return <AutoLinkPlugin matchers={MATCHERS} />;
}

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import { $generateHtmlFromNodes, $generateNodesFromDOM } from "@lexical/html";
import { $isLinkNode, TOGGLE_LINK_COMMAND } from "@lexical/link";
import {
$isListNode,
INSERT_ORDERED_LIST_COMMAND,
INSERT_UNORDERED_LIST_COMMAND,
ListNode,
REMOVE_LIST_COMMAND,
} from "@lexical/list";
import { useLexicalComposerContext } from "@lexical/react/LexicalComposerContext";
import { $createHeadingNode, $isHeadingNode } from "@lexical/rich-text";
import { $isAtNodeEnd, $wrapNodes } from "@lexical/selection";
import { $getNearestNodeOfType, mergeRegister } from "@lexical/utils";
import classNames from "classnames";
import type { EditorState, GridSelection, LexicalEditor, NodeSelection, RangeSelection } from "lexical";
import {
$createParagraphNode,
$getRoot,
$getSelection,
$insertNodes,
$isRangeSelection,
FORMAT_TEXT_COMMAND,
SELECTION_CHANGE_COMMAND,
} from "lexical";
import { useCallback, useEffect, useRef, useState } from "react";
import { createPortal } from "react-dom";
import { Icon } from "../../..";
import { Button } from "../../button";
import { Dropdown, DropdownMenuContent, DropdownMenuItem, DropdownMenuTrigger } from "../../form/dropdown";
import type { TextEditorProps } from "../Editor";
import { AddVariablesDropdown } from "./AddVariablesDropdown";
const LowPriority = 1;
const supportedBlockTypes = new Set(["paragraph", "h1", "h2", "ul", "ol"]);
interface BlockType {
[key: string]: string;
}
const blockTypeToBlockName: BlockType = {
paragraph: "Normal",
ol: "Numbered List",
ul: "Bulleted List",
h1: "Large Heading",
h2: "Small Heading",
};
function positionEditorElement(editor: HTMLInputElement, rect: DOMRect | null) {
if (rect === null) {
editor.style.opacity = "0";
editor.style.top = "-1000px";
editor.style.left = "-1000px";
} else {
editor.style.opacity = "1";
editor.style.top = `${rect.top + rect.height + window.pageYOffset + 10}px`;
editor.style.left = `${rect.left + window.pageXOffset - editor.offsetWidth / 2 + rect.width / 2}px`;
}
}
function FloatingLinkEditor({ editor }: { editor: LexicalEditor }) {
const editorRef = useRef<HTMLInputElement>(null);
const mouseDownRef = useRef(false);
const inputRef = useRef<HTMLInputElement | null>(null);
const [linkUrl, setLinkUrl] = useState("");
const [isEditMode, setEditMode] = useState(true);
const [lastSelection, setLastSelection] = useState<RangeSelection | NodeSelection | GridSelection | null>(
null
);
const updateLinkEditor = useCallback(() => {
const selection = $getSelection();
if ($isRangeSelection(selection)) {
const node = getSelectedNode(selection);
const parent = node.getParent();
if ($isLinkNode(parent)) {
setLinkUrl(parent.getURL());
} else if ($isLinkNode(node)) {
setLinkUrl(node.getURL());
} else {
setLinkUrl("");
}
}
const editorElem = editorRef.current;
const nativeSelection = window.getSelection();
const activeElement = document.activeElement;
if (editorElem === null) {
return;
}
const rootElement = editor.getRootElement();
if (
selection !== null &&
!nativeSelection?.isCollapsed &&
rootElement !== null &&
rootElement.contains(nativeSelection?.anchorNode || null)
) {
const domRange = nativeSelection?.getRangeAt(0);
let rect: DOMRect | undefined;
if (nativeSelection?.anchorNode === rootElement) {
let inner: Element = rootElement;
while (inner.firstElementChild != null) {
inner = inner.firstElementChild;
}
rect = inner.getBoundingClientRect();
} else {
rect = domRange?.getBoundingClientRect();
}
if (!mouseDownRef.current) {
positionEditorElement(editorElem, rect || null);
}
setLastSelection(selection);
} else if (!activeElement || activeElement.className !== "link-input") {
positionEditorElement(editorElem, null);
setLastSelection(null);
setEditMode(false);
setLinkUrl("");
}
return true;
}, [editor]);
useEffect(() => {
return mergeRegister(
editor.registerUpdateListener(({ editorState }: { editorState: EditorState }) => {
editorState.read(() => {
updateLinkEditor();
});
}),
editor.registerCommand(
SELECTION_CHANGE_COMMAND,
() => {
updateLinkEditor();
return true;
},
LowPriority
)
);
}, [editor, updateLinkEditor]);
useEffect(() => {
editor.getEditorState().read(() => {
updateLinkEditor();
});
}, [editor, updateLinkEditor]);
useEffect(() => {
if (isEditMode && inputRef.current) {
inputRef.current.focus();
}
}, [isEditMode]);
return (
<div ref={editorRef} className="link-editor">
{isEditMode ? (
<input
ref={inputRef}
className="link-input"
value={linkUrl}
onChange={(event) => {
setLinkUrl(event.target.value);
}}
onKeyDown={(event) => {
if (event.key === "Enter") {
event.preventDefault();
if (lastSelection !== null) {
if (linkUrl !== "") {
editor.dispatchCommand(TOGGLE_LINK_COMMAND, linkUrl);
}
setEditMode(false);
}
} else if (event.key === "Escape") {
event.preventDefault();
setEditMode(false);
}
}}
/>
) : (
<>
<div className="link-input">
<a href={linkUrl} target="_blank" rel="noopener noreferrer">
{linkUrl}
</a>
<div
className="link-edit"
role="button"
tabIndex={0}
onMouseDown={(event) => event.preventDefault()}
onClick={() => {
setEditMode(true);
}}
/>
</div>
</>
)}
</div>
);
}
function getSelectedNode(selection: RangeSelection) {
const anchor = selection.anchor;
const focus = selection.focus;
const anchorNode = selection.anchor.getNode();
const focusNode = selection.focus.getNode();
if (anchorNode === focusNode) {
return anchorNode;
}
const isBackward = selection.isBackward();
if (isBackward) {
return $isAtNodeEnd(focus) ? anchorNode : focusNode;
} else {
return $isAtNodeEnd(anchor) ? focusNode : anchorNode;
}
}
export default function ToolbarPlugin(props: TextEditorProps) {
const [editor] = useLexicalComposerContext();
const toolbarRef = useRef(null);
const [blockType, setBlockType] = useState("paragraph");
const [isLink, setIsLink] = useState(false);
const [isBold, setIsBold] = useState(false);
const [isItalic, setIsItalic] = useState(false);
const formatParagraph = () => {
if (blockType !== "paragraph") {
editor.update(() => {
const selection = $getSelection();
if ($isRangeSelection(selection)) {
$wrapNodes(selection, () => $createParagraphNode());
}
});
}
};
const formatLargeHeading = () => {
if (blockType !== "h1") {
editor.update(() => {
const selection = $getSelection();
if ($isRangeSelection(selection)) {
$wrapNodes(selection, () => $createHeadingNode("h1"));
}
});
}
};
const formatSmallHeading = () => {
if (blockType !== "h2") {
editor.update(() => {
const selection = $getSelection();
if ($isRangeSelection(selection)) {
$wrapNodes(selection, () => $createHeadingNode("h2"));
}
});
}
};
const formatBulletList = () => {
if (blockType !== "ul") {
editor.dispatchCommand(INSERT_UNORDERED_LIST_COMMAND, undefined);
} else {
editor.dispatchCommand(REMOVE_LIST_COMMAND, undefined);
}
};
const formatNumberedList = () => {
if (blockType !== "ol") {
editor.dispatchCommand(INSERT_ORDERED_LIST_COMMAND, undefined);
} else {
editor.dispatchCommand(REMOVE_LIST_COMMAND, undefined);
}
};
const format = (newBlockType: string) => {
switch (newBlockType) {
case "paragraph":
formatParagraph();
break;
case "ul":
formatBulletList();
break;
case "ol":
formatNumberedList();
break;
case "h1":
formatLargeHeading();
break;
case "h2":
formatSmallHeading();
break;
}
};
const updateToolbar = useCallback(() => {
const selection = $getSelection();
if ($isRangeSelection(selection)) {
const anchorNode = selection.anchor.getNode();
const element = anchorNode.getKey() === "root" ? anchorNode : anchorNode.getTopLevelElementOrThrow();
const elementKey = element.getKey();
const elementDOM = editor.getElementByKey(elementKey);
if (elementDOM !== null) {
if ($isListNode(element)) {
const parentList = $getNearestNodeOfType(anchorNode, ListNode);
const type = parentList ? parentList.getTag() : element.getTag();
setBlockType(type);
} else {
const type = $isHeadingNode(element) ? element.getTag() : element.getType();
setBlockType(type);
}
}
setIsBold(selection.hasFormat("bold"));
setIsItalic(selection.hasFormat("italic"));
const node = getSelectedNode(selection);
const parent = node.getParent();
if ($isLinkNode(parent) || $isLinkNode(node)) {
setIsLink(true);
} else {
setIsLink(false);
}
}
}, [editor]);
const addVariable = (variable: string) => {
editor.update(() => {
const selection = $getSelection();
if ($isRangeSelection(selection)) {
editor.update(() => {
const formatedVariable = `{${variable.toUpperCase().replace(/ /g, "_")}}`;
selection?.insertRawText(formatedVariable);
});
}
});
};
useEffect(() => {
if (!props.firstRender) {
editor.update(() => {
const root = $getRoot();
if (root) {
editor.update(() => {
const parser = new DOMParser();
// Create a new TextNode
const dom = parser.parseFromString(props.getText(), "text/html");
const nodes = $generateNodesFromDOM(editor, dom);
const paragraph = $createParagraphNode();
root.clear().append(paragraph);
paragraph.select();
$insertNodes(nodes);
});
}
});
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [props.updateTemplate]);
useEffect(() => {
if (props.setFirstRender) {
props.setFirstRender(false);
editor.update(() => {
const parser = new DOMParser();
const dom = parser.parseFromString(props.getText(), "text/html");
const nodes = $generateNodesFromDOM(editor, dom);
$getRoot().select();
try {
$insertNodes(nodes);
} catch (e: unknown) {
// resolves: "topLevelElement is root node at RangeSelection.insertNodes"
// @see https://stackoverflow.com/questions/73094258/setting-editor-from-html
const paragraphNode = $createParagraphNode();
nodes.forEach((n) => paragraphNode.append(n));
$getRoot().append(paragraphNode);
}
editor.registerUpdateListener(({ editorState, prevEditorState }) => {
editorState.read(() => {
const textInHtml = $generateHtmlFromNodes(editor).replace(/&lt;/g, "<").replace(/&gt;/g, ">");
props.setText(
textInHtml.replace(
/<p\s+class="editor-paragraph"[^>]*>\s*<br>\s*<\/p>/g,
"<p class='editor-paragraph'></p>"
)
);
});
if (!prevEditorState._selection) editor.blur();
});
});
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, []);
useEffect(() => {
return mergeRegister(
editor.registerUpdateListener(({ editorState }) => {
editorState.read(() => {
updateToolbar();
});
}),
editor.registerCommand(
SELECTION_CHANGE_COMMAND,
(_payload, _newEditor) => {
updateToolbar();
return false;
},
LowPriority
)
);
}, [editor, updateToolbar]);
const insertLink = useCallback(() => {
if (!isLink) {
editor.dispatchCommand(TOGGLE_LINK_COMMAND, "https://");
} else {
editor.dispatchCommand(TOGGLE_LINK_COMMAND, null);
}
}, [editor, isLink]);
if (!props.editable) return <></>;
return (
<div className="toolbar flex" ref={toolbarRef}>
<>
{!props.excludedToolbarItems?.includes("blockType") && supportedBlockTypes.has(blockType) && (
<>
<Dropdown>
<DropdownMenuTrigger className="text-subtle">
<>
<span className={`icon${blockType}`} />
<span className="text text-default hidden sm:flex">
{blockTypeToBlockName[blockType as keyof BlockType]}
</span>
<Icon name="chevron-down" className="text-default ml-2 h-4 w-4" />
</>
</DropdownMenuTrigger>
<DropdownMenuContent align="start">
{Object.keys(blockTypeToBlockName).map((key) => {
return (
<DropdownMenuItem key={key} className="outline-none hover:ring-0 focus:ring-0">
<Button
color="minimal"
type="button"
onClick={() => format(key)}
className={classNames(
"w-full rounded-none focus:ring-0",
blockType === key ? "bg-subtle w-full" : ""
)}>
<>
<span className={`icon block-type ${key}`} />
<span>{blockTypeToBlockName[key]}</span>
</>
</Button>
</DropdownMenuItem>
);
})}
</DropdownMenuContent>
</Dropdown>
</>
)}
<>
{!props.excludedToolbarItems?.includes("bold") && (
<Button
color="minimal"
variant="icon"
type="button"
StartIcon="bold"
onClick={() => {
editor.dispatchCommand(FORMAT_TEXT_COMMAND, "bold");
}}
className={isBold ? "bg-subtle" : ""}
/>
)}
{!props.excludedToolbarItems?.includes("italic") && (
<Button
color="minimal"
variant="icon"
type="button"
StartIcon="italic"
onClick={() => {
editor.dispatchCommand(FORMAT_TEXT_COMMAND, "italic");
}}
className={isItalic ? "bg-subtle" : ""}
/>
)}
{!props.excludedToolbarItems?.includes("link") && (
<>
<Button
color="minimal"
variant="icon"
type="button"
StartIcon="link"
onClick={insertLink}
className={isLink ? "bg-subtle" : ""}
/>
{isLink && createPortal(<FloatingLinkEditor editor={editor} />, document.body)}{" "}
</>
)}
</>
{props.variables && (
<div className="ml-auto">
<AddVariablesDropdown
addVariable={addVariable}
isTextEditor={true}
variables={props.variables || []}
/>
</div>
)}
</>
</div>
);
}