Files
MarkLite/src/renderer/hooks/useAutoExpandDir.ts
T

28 lines
987 B
TypeScript

import { useEffect } from 'react'
import { useSidebarStore } from '../stores/sidebarStore'
/**
* AR-02: 自动展开到活动文件所在的目录
*/
export function useAutoExpandDir(activeFilePath: string | null) {
const rootPath = useSidebarStore(s => s.rootPath)
const expandDirs = useSidebarStore(s => s.expandDirs)
useEffect(() => {
if (!activeFilePath || !rootPath) return
const norm = (p: string) => p.replace(/[/\\]+$/, '').replace(/\\/g, '/')
const normalizedRoot = norm(rootPath) + '/'
if (!norm(activeFilePath).startsWith(normalizedRoot)) return
const dirsToExpand: string[] = []
let dir = activeFilePath.replace(/[/\\][^/\\]+$/, '')
let prev = ''
while (dir && dir.length >= rootPath.length && dir !== rootPath && dir !== prev) {
prev = dir
dirsToExpand.push(dir)
dir = dir.replace(/[/\\][^/\\]+$/, '')
}
if (dirsToExpand.length > 0) expandDirs(dirsToExpand)
}, [activeFilePath, rootPath, expandDirs])
}