Request Shizuku permission before enter Shizuku screen

Bind Shizuku service automatically after enter Shizuku functions page

app/src/main/java/com/bintianqi/owndroid/dpm/ShizukuService.kt

@@ -3,23 +3,18 @@ package com.bintianqi.owndroid.dpm
 import android.system.Os
 import androidx.annotation.Keep
 import com.bintianqi.owndroid.IUserService
-import kotlinx.coroutines.flow.MutableStateFlow
 import java.io.BufferedReader
 import java.io.InputStreamReader
 
-val shizukuService = MutableStateFlow<IUserService?>(null)
-
 @Keep
 class ShizukuService: IUserService.Stub() {
-    override fun destroy() { }
-
     override fun execute(command: String): String {
         var result = ""
         val process: Process
         try {
             process = Runtime.getRuntime().exec(command)
             val exitCode = process.waitFor()
-            if(exitCode != 0){ result += "Error: $exitCode" }
+            if(exitCode != 0) { result += "Error: $exitCode" }
         } catch(e: Exception) {
             e.printStackTrace()
             return e.toString()
@@ -34,11 +29,8 @@ class ShizukuService: IUserService.Stub() {
         } catch(e: NullPointerException) {
             e.printStackTrace()
         }
-        if(result == "") { return "No result" }
         return result
     }
 
-    override fun getUid(): Int {
-        return Os.getuid()
-    }
+    override fun getUid(): Int = Os.getuid()
 }