| 1 | /** |
| 2 | * 容器宽度驱动的瀑布流列数计算 |
| 3 | * 用于嵌入面板场景，避免 react-masonry-css 只按屏幕宽度分列 |
| 4 | */ |
| 5 | |
| 6 | 'use client' |
| 7 | |
| 8 | import { useEffect, useRef, useState } from 'react' |
| 9 | |
| 10 | const CONTAINER_MASONRY_BREAKPOINTS = [ |
| 11 | { minWidth: 1120, columns: 5 }, |
| 12 | { minWidth: 880, columns: 4 }, |
| 13 | { minWidth: 640, columns: 3 }, |
| 14 | { minWidth: 360, columns: 2 }, |
| 15 | ] as const |
| 16 | |
| 17 | function getContainerMasonryColumns(width: number) { |
| 18 | const matched = CONTAINER_MASONRY_BREAKPOINTS.find(item => width >= item.minWidth) |
| 19 | return matched?.columns ?? 1 |
| 20 | } |
| 21 | |
| 22 | export function useContainerMasonryColumns(enabled: boolean) { |
| 23 | const containerRef = useRef<HTMLDivElement>(null) |
| 24 | const [masonryColumns, setMasonryColumns] = useState(1) |
| 25 | |
| 26 | useEffect(() => { |
| 27 | if (!enabled) |
| 28 | return |
| 29 | |
| 30 | const container = containerRef.current |
| 31 | if (!container) |
| 32 | return |
| 33 | |
| 34 | const updateColumns = (width: number) => { |
| 35 | setMasonryColumns(getContainerMasonryColumns(width)) |
| 36 | } |
| 37 | |
| 38 | updateColumns(container.offsetWidth) |
| 39 | |
| 40 | const resizeObserver = new ResizeObserver((entries) => { |
| 41 | const [entry] = entries |
| 42 | if (!entry) |
| 43 | return |
| 44 | |
| 45 | updateColumns(entry.contentRect.width) |
| 46 | }) |
| 47 | |
| 48 | resizeObserver.observe(container) |
| 49 | |
| 50 | return () => { |
| 51 | resizeObserver.disconnect() |
| 52 | } |
| 53 | }, [enabled]) |
| 54 | |
| 55 | return { containerRef, masonryColumns } |
| 56 | } |
| 57 |