mirror of
https://github.com/basketikun/infinite-canvas.git
synced 2026-08-05 17:04:27 +08:00
refactor: remove "use client" directive from multiple files and update project structure to align with Vite and React Router
This commit is contained in:
HouYunFei
@@ -0,0 +1,273 @@
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import { forwardRef, useMemo, useRef, useState } from "react";
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import type { CSSProperties, MouseEvent, PointerEvent, TextareaHTMLAttributes } from "react";
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import { createPortal } from "react-dom";
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import { FileText, Image as ImageIcon, Music2, Video } from "lucide-react";
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import { canvasThemes } from "@/lib/canvas-theme";
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import { useThemeStore } from "@/stores/use-theme-store";
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import type { CanvasResourceReference } from "@/lib/canvas/canvas-resource-references";
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type MentionState = {
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start: number;
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query: string;
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};
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type Props = Omit<TextareaHTMLAttributes<HTMLTextAreaElement>, "onChange" | "value"> & {
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value: string;
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references: CanvasResourceReference[];
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onChange: (value: string) => void;
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onSubmit?: () => void;
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containerClassName?: string;
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highlightLabels?: boolean;
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};
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export const CanvasResourceMentionTextarea = forwardRef<HTMLTextAreaElement, Props>(function CanvasResourceMentionTextarea({ value, references, onChange, onSubmit, onKeyDown, className, containerClassName, style, highlightLabels = true, ...props }, forwardedRef) {
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const theme = canvasThemes[useThemeStore((state) => state.theme)];
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const textareaRef = useRef<HTMLTextAreaElement | null>(null);
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const overlayRef = useRef<HTMLDivElement | null>(null);
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const [mention, setMention] = useState<MentionState | null>(null);
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const [activeIndex, setActiveIndex] = useState(0);
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const [hasSelection, setHasSelection] = useState(false);
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const candidates = useMemo(() => {
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if (!mention) return [];
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const query = mention.query.trim().toLowerCase();
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const activeReferences = references.filter((item) => item.active);
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if (!query) return activeReferences;
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return activeReferences.filter((item) => `${item.label} ${item.title} ${item.kind} ${item.text || ""}`.toLowerCase().includes(query));
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}, [mention, references]);
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const activeLabels = useMemo(() => (highlightLabels ? Array.from(new Set(references.filter((item) => item.active).map((item) => item.label))).sort((a, b) => b.length - a.length) : []), [highlightLabels, references]);
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const updateValue = (next: string, selectionStart?: number) => {
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onChange(next);
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if (typeof selectionStart !== "number") return;
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requestAnimationFrame(() => {
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textareaRef.current?.focus();
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textareaRef.current?.setSelectionRange(selectionStart, selectionStart);
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});
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};
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const closeMention = () => {
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setMention(null);
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setActiveIndex(0);
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};
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const syncMention = (nextValue: string, cursor: number) => {
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const prefix = nextValue.slice(0, cursor);
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const match = /(^|\s)@([^\s@]*)$/.exec(prefix);
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if (!match || !references.some((item) => item.active)) {
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closeMention();
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return;
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}
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setMention({ start: cursor - match[2].length - 1, query: match[2] });
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setActiveIndex(0);
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};
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const insertReference = (reference: CanvasResourceReference) => {
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if (!mention) return;
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const textarea = textareaRef.current;
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const end = textarea?.selectionStart ?? value.length;
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const insertText = `${reference.label} `;
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const next = `${value.slice(0, mention.start)}${insertText}${value.slice(end)}`;
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closeMention();
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updateValue(next, mention.start + insertText.length);
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};
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const syncOverlayScroll = () => {
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if (!overlayRef.current || !textareaRef.current) return;
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overlayRef.current.scrollTop = textareaRef.current.scrollTop;
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overlayRef.current.scrollLeft = textareaRef.current.scrollLeft;
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};
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const updateSelectionState = () => {
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const textarea = textareaRef.current;
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setHasSelection(Boolean(textarea && textarea.selectionStart !== textarea.selectionEnd));
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};
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const showOverlay = Boolean(activeLabels.length && !hasSelection);
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const mergedStyle = {
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...(style || {}),
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color: showOverlay ? "transparent" : style?.color,
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caretColor: style?.color || theme.node.text,
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...(showOverlay ? { background: "transparent", backgroundColor: "transparent" } : {}),
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} as CSSProperties;
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const menu = mention && candidates.length && textareaRef.current ? <MentionMenu textarea={textareaRef.current} references={candidates} activeIndex={Math.min(activeIndex, candidates.length - 1)} theme={theme} onSelect={insertReference} /> : null;
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return (
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<div className={`relative h-full w-full ${containerClassName || ""}`}>
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{showOverlay ? (
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<div ref={overlayRef} className={`${className || ""} pointer-events-none absolute inset-0 overflow-hidden whitespace-pre-wrap break-words`} style={{ ...style, color: theme.node.text }}>
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<MentionHighlightText value={value || props.placeholder?.toString() || ""} labels={activeLabels} placeholder={!value} />
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</div>
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) : null}
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<textarea
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{...props}
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ref={(node) => {
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textareaRef.current = node;
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if (typeof forwardedRef === "function") forwardedRef(node);
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else if (forwardedRef) forwardedRef.current = node;
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}}
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value={value}
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className={className}
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style={mergedStyle}
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onChange={(event) => {
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const next = event.target.value;
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onChange(next);
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syncMention(next, event.target.selectionStart);
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requestAnimationFrame(() => {
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syncOverlayScroll();
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updateSelectionState();
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});
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}}
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onSelect={(event) => {
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updateSelectionState();
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props.onSelect?.(event);
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}}
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onKeyUp={(event) => {
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updateSelectionState();
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props.onKeyUp?.(event);
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}}
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onPointerUp={(event) => {
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updateSelectionState();
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props.onPointerUp?.(event);
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}}
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onKeyDown={(event) => {
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if (mention && candidates.length) {
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if (event.key === "ArrowDown") {
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event.preventDefault();
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setActiveIndex((index) => (index + 1) % candidates.length);
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return;
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}
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if (event.key === "ArrowUp") {
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event.preventDefault();
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setActiveIndex((index) => (index - 1 + candidates.length) % candidates.length);
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return;
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}
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if (event.key === "Enter") {
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event.preventDefault();
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insertReference(candidates[Math.min(activeIndex, candidates.length - 1)]);
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return;
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}
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if (event.key === "Escape") {
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event.preventDefault();
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closeMention();
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return;
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}
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}
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if (event.key === "Enter" && onSubmit && !event.ctrlKey && !event.metaKey && !event.shiftKey) {
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event.preventDefault();
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onSubmit();
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return;
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}
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onKeyDown?.(event);
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}}
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onScroll={(event) => {
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syncOverlayScroll();
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props.onScroll?.(event);
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}}
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onBlur={(event) => {
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setHasSelection(false);
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window.setTimeout(closeMention, 120);
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props.onBlur?.(event);
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}}
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/>
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{menu}
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</div>
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);
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});
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function MentionHighlightText({ value, labels, placeholder }: { value: string; labels: string[]; placeholder: boolean }) {
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if (placeholder) return <span className="opacity-45">{value}</span>;
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if (!labels.length) return <>{value}</>;
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const pattern = new RegExp(`(${labels.map(escapeRegExp).join("|")})`, "g");
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return (
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<>
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{value.split(pattern).map((part, index) =>
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labels.includes(part) ? (
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<span key={`${part}-${index}`} className="rounded-md bg-[#2f80ff]/16 px-1 py-0.5 font-medium text-[#2f80ff] ring-1 ring-[#2f80ff]/24">
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{part}
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</span>
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) : (
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<span key={`${part}-${index}`}>{part}</span>
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),
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)}
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</>
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);
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}
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function MentionMenu({ textarea, references, activeIndex, theme, onSelect }: { textarea: HTMLTextAreaElement; references: CanvasResourceReference[]; activeIndex: number; theme: (typeof canvasThemes)[keyof typeof canvasThemes]; onSelect: (reference: CanvasResourceReference) => void }) {
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const selectedRef = useRef(false);
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const rect = textarea.getBoundingClientRect();
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const boundary = textarea.closest(".ant-modal-content")?.getBoundingClientRect() || { left: 8, top: 8, right: window.innerWidth - 8, bottom: window.innerHeight - 8 };
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const menuWidth = 256;
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const maxMenuHeight = 224;
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const gap = 6;
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const left = clamp(rect.left, boundary.left + 8, boundary.right - menuWidth - 8);
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const showAbove = rect.bottom + gap + maxMenuHeight > boundary.bottom && rect.top - gap - maxMenuHeight >= boundary.top;
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const top = clamp(showAbove ? rect.top - gap - maxMenuHeight : rect.bottom + gap, boundary.top + 8, boundary.bottom - maxMenuHeight - 8);
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const stopCanvasInteraction = (event: PointerEvent | MouseEvent) => {
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event.stopPropagation();
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};
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const selectReference = (reference: CanvasResourceReference) => {
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if (selectedRef.current) return;
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selectedRef.current = true;
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onSelect(reference);
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};
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return createPortal(
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<div
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data-canvas-resource-mention-menu="true"
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className="fixed z-[120] max-h-56 w-64 overflow-y-auto rounded-xl border p-1 shadow-2xl backdrop-blur-md"
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style={{ left, top, background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text }}
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onPointerDown={stopCanvasInteraction}
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onMouseDown={stopCanvasInteraction}
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onClick={(event) => event.stopPropagation()}
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>
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{references.map((reference, index) => (
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<button
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key={reference.id}
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type="button"
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className="flex w-full min-w-0 items-center gap-2 rounded-lg px-2 py-1.5 text-left text-xs transition"
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style={{ background: index === activeIndex ? theme.toolbar.activeBg : "transparent", color: index === activeIndex ? theme.toolbar.activeText : theme.node.text }}
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onPointerDown={(event) => {
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event.preventDefault();
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event.stopPropagation();
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selectReference(reference);
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}}
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onClick={(event) => {
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event.preventDefault();
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event.stopPropagation();
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selectReference(reference);
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}}
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>
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<ReferencePreview reference={reference} />
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<span className="min-w-0 flex-1">
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<span className="block font-medium">{reference.label}</span>
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<span className="block truncate opacity-65">{reference.text || reference.title}</span>
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</span>
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</button>
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))}
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</div>,
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document.body,
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);
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}
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function ReferencePreview({ reference }: { reference: CanvasResourceReference }) {
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if (reference.kind === "image" && reference.previewUrl) return <img src={reference.previewUrl} alt="" className="size-9 rounded-md object-cover" />;
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if (reference.kind === "video" && reference.previewUrl) return <video src={reference.previewUrl} className="size-9 rounded-md bg-black object-cover" muted preload="metadata" />;
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const Icon = reference.kind === "audio" ? Music2 : reference.kind === "video" ? Video : reference.kind === "image" ? ImageIcon : FileText;
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return (
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<span className="grid size-9 shrink-0 place-items-center rounded-md bg-black/10">
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<Icon className="size-4" />
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</span>
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);
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}
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function clamp(value: number, min: number, max: number) {
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if (max < min) return min;
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return Math.min(Math.max(value, min), max);
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}
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function escapeRegExp(value: string) {
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return value.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
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}
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