115 lines
3.4 KiB
TypeScript
115 lines
3.4 KiB
TypeScript
"use client";
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import "@/app/globals.css";
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import _ from "lodash";
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import { useDraggable } from "@dnd-kit/core";
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import { useEffect, useRef, useState } from "react";
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import { nearestMultiple } from "./utils";
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import PreviewStore from "@/stores/previewStore";
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import { useWidgets } from "@/hooks/useWidgets";
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export default function Draggable(props: DraggablePropsType) {
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const targetRef = useRef<HTMLDivElement>(null);
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const timerRef = useRef<NodeJS.Timeout>(null);
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const [size, setSize] = useState({ width: 16, height: 16 });
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const { id, widgetsId, data, x, y, width:_width, height:_height } = props;
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const [width, setWidth] = useState(_width);
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const [height, setHeight] = useState(_height);
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const {widgets, widgetsLibrary} = useWidgets();
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const { attributes, listeners, setNodeRef, transform } = useDraggable({
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id,
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data: props
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});
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const style = transform
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? {
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transform: `translate3d(${transform.x}px, ${transform.y}px, 0)`,
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opacity: 0.6,
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}
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: {};
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useEffect(() => {
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const element = targetRef.current;
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if (!element) return;
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const observer = new ResizeObserver(
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_.throttle((entries: any) => {
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for (const entry of entries) {
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const { width, height } = entry.contentRect;
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setSize({
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width: nearestMultiple(width),
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height: nearestMultiple(height),
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});
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const x = nearestMultiple(element.offsetLeft);
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const y = nearestMultiple(element.offsetTop);
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PreviewStore.changePreviewX(x);
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PreviewStore.changePreviewY(y);
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PreviewStore.changePreviewWidth(nearestMultiple(width));
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PreviewStore.changePreviewHeight(nearestMultiple(height));
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if (timerRef.current) {
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clearTimeout(timerRef.current);
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}
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timerRef.current = setTimeout(() => {
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setWidth(nearestMultiple(width));
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setHeight(nearestMultiple(height));
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PreviewStore.clearPreview();
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}, 500);
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}
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}, 300),
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);
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observer.observe(element);
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return () => {
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observer.disconnect();
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};
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}, []);
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const className = transform ? "shadow-xl absolute w-min min-w-[128px] min-h-[128px]" : "absolute w-min resize overflow-hidden min-w-[128px] min-h-[128px]";
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return (
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<div className={className} ref={(el) => {
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setNodeRef(el); // DnD 的 ref
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(targetRef as React.MutableRefObject<HTMLDivElement | null>).current = el;
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}} style={{
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top: y,
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left: x,
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width: width,
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height: height,
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...style,
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}} {...attributes}>
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<button
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className="btn absolute top-1 right-1 z-40 btn-square btn-soft"
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{...listeners}
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onMouseDown={(e) => e.stopPropagation()}
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>
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<svg
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xmlns="http://www.w3.org/2000/svg"
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fill="none"
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viewBox="0 0 24 24"
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strokeWidth={1.5}
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stroke="currentColor"
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className="size-6 pointer-events-none"
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>
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<path
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strokeLinecap="round"
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strokeLinejoin="round"
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d="M3.75 9h16.5m-16.5 6.75h16.5"
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/>
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</svg>
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</button>
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{widgetsLibrary[widgetsId] && widgetsLibrary[widgetsId](data ?? {})}
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</div>
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);
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}
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export type DraggablePropsType = {
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id: string;
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widgetsId: string;
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data?: Record<string, unknown>;
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x: number;
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y: number;
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width: number;
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height: number;
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};
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