Add alternative support for QUERY_ALL_PACKAGES in play flavor

app/src/minApi21/java/io/nekohasekai/sfa/vendor/PackageQueryManager.kt

@@ -0,0 +1,47 @@
+package io.nekohasekai.sfa.vendor
+
+import android.content.pm.PackageInfo
+import android.content.pm.PackageManager
+import android.os.Build
+import io.nekohasekai.sfa.Application
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+
+object PackageQueryManager {
+
+    val needsPrivilegedQuery: Boolean = false
+
+    private val _queryMode = MutableStateFlow("")
+    val queryMode: StateFlow<String> = _queryMode
+
+    val shizukuInstalled: StateFlow<Boolean> = MutableStateFlow(false)
+    val shizukuBinderReady: StateFlow<Boolean> = MutableStateFlow(false)
+    val shizukuPermissionGranted: StateFlow<Boolean> = MutableStateFlow(false)
+    val rootAvailable: StateFlow<Boolean?> = MutableStateFlow(null)
+    val rootServiceConnected: StateFlow<Boolean> = MutableStateFlow(false)
+
+    fun isShizukuAvailable(): Boolean = false
+
+    fun registerListeners() {}
+
+    fun unregisterListeners() {}
+
+    fun requestShizukuPermission() {}
+
+    suspend fun checkRootAvailable(): Boolean = false
+
+    fun setQueryMode(mode: String) {
+        _queryMode.value = mode
+    }
+
+    suspend fun getInstalledPackages(flags: Int): List<PackageInfo> {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            Application.packageManager.getInstalledPackages(
+                PackageManager.PackageInfoFlags.of(flags.toLong())
+            )
+        } else {
+            @Suppress("DEPRECATION")
+            Application.packageManager.getInstalledPackages(flags)
+        }
+    }
+}