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Optimize the unshuffling loop

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Cuong-Tran
2026-05-19 02:25:50 +07:00
parent c2e08ff07b
commit 42e0f05bdc
1 changed files with 32 additions and 37 deletions
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69
src/es/veranime/src/eu/kanade/tachiyomi/animeextension/es/veranime/UnsBioExtractor.kt
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@@ -58,51 +58,46 @@ class UnsBioExtractor(private val client: OkHttpClient, private val headers: Hea
if (strings.size < 500) return emptyList()
// Unshuffle the array dynamically
val arr = ArrayList(strings)
var unshuffled: List<String>? = null
fun parseInt(s: String): Int? {
val match = integerRegex.find(s)
return match?.value?.trim()?.toIntOrNull()
// Parse leading integers once and simulate left-rotation using modular indexing.
val parsedInts = strings.map { s ->
integerRegex.find(s)?.value?.trim()?.toIntOrNull()
}
loop@ for (step in 0 until arr.size) {
runCatching {
val p189 = parseInt(arr[189 - 136])
val p635 = parseInt(arr[635 - 136])
val p236 = parseInt(arr[236 - 136])
val p233 = parseInt(arr[233 - 136])
val p325 = parseInt(arr[325 - 136])
val p370 = parseInt(arr[370 - 136])
val p446 = parseInt(arr[446 - 136])
val p489 = parseInt(arr[489 - 136])
val p349 = parseInt(arr[349 - 136])
val p166 = parseInt(arr[166 - 136])
val p313 = parseInt(arr[313 - 136])
val size = parsedInts.size
var foundValidRotation = false
if (p189 != null && p635 != null && p236 != null && p233 != null && p325 != null && p370 != null && p446 != null && p489 != null && p349 != null && p166 != null && p313 != null) {
val value = (p189.toDouble() / 1.0) * (-p635.toDouble() / 2.0) +
(p236.toDouble() / 3.0) +
(p233.toDouble() / 4.0) * (-p325.toDouble() / 5.0) +
(p370.toDouble() / 6.0) +
(-p446.toDouble() / 7.0) +
(-p489.toDouble() / 8.0) * (p349.toDouble() / 9.0) +
(p166.toDouble() / 10.0) * (p313.toDouble() / 11.0)
loop@ for (step in 0 until size) {
fun valueAt(index: Int): Int? = parsedInts[(index - 136 + step) % size]
if (abs(value - 995855.0) < 0.001) {
unshuffled = ArrayList(arr)
break@loop
}
val p189 = valueAt(189)
val p635 = valueAt(635)
val p236 = valueAt(236)
val p233 = valueAt(233)
val p325 = valueAt(325)
val p370 = valueAt(370)
val p446 = valueAt(446)
val p489 = valueAt(489)
val p349 = valueAt(349)
val p166 = valueAt(166)
val p313 = valueAt(313)
if (p189 != null && p635 != null && p236 != null && p233 != null && p325 != null && p370 != null && p446 != null && p489 != null && p349 != null && p166 != null && p313 != null) {
val value = (p189.toDouble() / 1.0) * (-p635.toDouble() / 2.0) +
(p236.toDouble() / 3.0) +
(p233.toDouble() / 4.0) * (-p325.toDouble() / 5.0) +
(p370.toDouble() / 6.0) +
(-p446.toDouble() / 7.0) +
(-p489.toDouble() / 8.0) * (p349.toDouble() / 9.0) +
(p166.toDouble() / 10.0) * (p313.toDouble() / 11.0)
if (abs(value - 995855.0) < 0.001) {
foundValidRotation = true
break@loop
}
}
// Shift array left
val first = arr.removeAt(0)
arr.add(first)
}
if (unshuffled == null) return emptyList()
if (!foundValidRotation) return emptyList()
val keyBytes = "kiemtienmua911ca".toByteArray()
val ivBytes = "1234567890oiuytr".toByteArray()