Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | 2x 37x 37x 37x 2x 2x 35x 4x 74x 74x 4x 4x 4x 1x 3x 4x 4x 74x 592x 74x | import { useState, useCallback } from 'react'
const STORAGE_KEY = 'laputa-hidden-sections'
function loadHiddenSections(): Set<string> {
try {
const raw = localStorage.getItem(STORAGE_KEY)
if (raw) {
const arr = JSON.parse(raw)
Eif (Array.isArray(arr)) return new Set(arr)
}
} catch {
// ignore corrupt data
}
return new Set()
}
function saveHiddenSections(hidden: Set<string>) {
localStorage.setItem(STORAGE_KEY, JSON.stringify([...hidden]))
}
export function useSectionVisibility() {
const [hiddenSections, setHiddenSections] = useState<Set<string>>(loadHiddenSections)
const toggleSection = useCallback((type: string) => {
setHiddenSections((prev) => {
const next = new Set(prev)
if (next.has(type)) {
next.delete(type)
} else {
next.add(type)
}
saveHiddenSections(next)
return next
})
}, [])
const isSectionVisible = useCallback(
(type: string) => !hiddenSections.has(type),
[hiddenSections],
)
return { hiddenSections, toggleSection, isSectionVisible }
}
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