add separate process for incognito mode in webview

app/src/main/AndroidManifest.xml

@@ -529,6 +529,8 @@
             </intent-filter>
         </activity>
 
+        <activity android:name=".ui.more.cookies.WebViewActivityIncognito" android:process=":incognito_process" />
+
         <activity
             android:name=".ui.more.settings.advanced.generateyoutubepotokens.webview.PoTokenWebViewLoginActivity"
             android:configChanges="locale"
@@ -609,6 +611,10 @@
             android:foregroundServiceType="specialUse"
             android:exported="false" />
 
+        <service
+            android:name="androidx.room.MultiInstanceInvalidationService"
+            android:exported="false" />
+
     </application>
 
 </manifest>

app/src/main/java/com/deniscerri/ytdl/App.kt

@@ -2,7 +2,9 @@ package com.deniscerri.ytdl
 
 import android.app.Application
 import android.content.Intent
+import android.os.Build
 import android.os.Looper
+import android.webkit.WebView
 import android.widget.Toast
 import androidx.core.content.ContextCompat
 import androidx.core.content.edit
@@ -62,6 +64,15 @@ class App : Application() {
                     BgUtilsPoTokenGeneratorUtil.acquireServer(this@App)
                 }
 
+                val processName = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+                    getProcessName()
+                } else {
+                    packageName
+                }
+                if (processName.endsWith(":incognito_process") && Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+                    WebView.setDataDirectorySuffix("incognito_store")
+                }
+
             }catch (e: Exception){
                 Looper.prepare().runCatching {
                     Toast.makeText(this@App, e.message, Toast.LENGTH_SHORT).show()

app/src/main/java/com/deniscerri/ytdl/database/DBManager.kt

@@ -101,6 +101,7 @@ abstract class DBManager : RoomDatabase(){
                 )
                     .addTypeConverter(Converters())
                     .addMigrations(*Migrations.migrationList)
+                    .enableMultiInstanceInvalidation()
                     .build()
                 instance = dbInstance
                 dbInstance

app/src/main/java/com/deniscerri/ytdl/ui/more/cookies/CookiesFragment.kt

@@ -207,12 +207,14 @@ class CookiesFragment : Fragment(), CookieAdapter.OnItemClickListener {
             save.isVisible = item != null
 
             getCookies.setOnClickListener {
-                val myIntent = Intent(requireContext(), WebViewActivity::class.java)
-                myIntent.putExtra("url", urlEditText.text.toString())
-                myIntent.putExtra("description", descriptionEditText.text.toString())
-                myIntent.putExtra("incognito", incognitoSwitch.isChecked)
+                val intent = Intent(
+                    requireContext(),
+                    if (incognitoSwitch.isChecked) WebViewActivityIncognito::class.java else WebViewActivity::class.java
+                )
+                intent.putExtra("url", urlEditText.text.toString())
+                intent.putExtra("description", descriptionEditText.text.toString())
                 layout.dismiss()
-                startActivity(myIntent)
+                startActivity(intent)
             }
 
             item?.apply {

app/src/main/java/com/deniscerri/ytdl/ui/more/cookies/WebViewActivity.kt

@@ -1,6 +1,8 @@
 package com.deniscerri.ytdl.ui.more.cookies
 
 import android.annotation.SuppressLint
+import android.app.Application
+import android.content.Intent
 import android.content.SharedPreferences
 import android.os.Build
 import android.os.Bundle
@@ -29,7 +31,8 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 
-class WebViewActivity : BaseActivity() {
+
+open class WebViewActivity : BaseActivity() {
     private lateinit var cookiesViewModel: CookieViewModel
     private var webView: WebView? = null
     private lateinit var toolbar: MaterialToolbar
@@ -41,15 +44,18 @@ class WebViewActivity : BaseActivity() {
     private lateinit var webViewClient: WebViewClient
     private lateinit var preferences: SharedPreferences
 
-    private var incognito: Boolean = false
-
     @SuppressLint("SetJavaScriptEnabled")
     public override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.webview_activity)
         url = intent.getStringExtra("url") ?: return finish()
         description = intent.getStringExtra("description") ?: ""
-        incognito = intent.getBooleanExtra("incognito", false)
+
+        val incognito = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+            Application.getProcessName()
+        } else {
+            this@WebViewActivity.packageName
+        }.endsWith(":incognito_process")
 
         cookiesViewModel = ViewModelProvider(this)[CookieViewModel::class.java]
         lifecycleScope.launch {
@@ -61,15 +67,10 @@ class WebViewActivity : BaseActivity() {
                 toolbar.menu.children.firstOrNull { it.itemId == R.id.get_data_sync_id }?.isVisible = false
             }
 
-            toolbar.menu.children.firstOrNull { it.itemId == R.id.incognito }?.isChecked = incognito
             toolbar.menu.children.firstOrNull { it.itemId == R.id.get_data_sync_id }?.isVisible = false
 
             toolbar.setOnMenuItemClickListener { m : MenuItem ->
                 when(m.itemId) {
-                    R.id.incognito -> {
-                        intent.putExtra("incognito", !incognito)
-                        recreate()
-                    }
                     R.id.desktop -> {
                         m.isChecked = !m.isChecked
                         webView.apply {

app/src/main/java/com/deniscerri/ytdl/ui/more/cookies/WebViewActivityIncognito.kt

@@ -0,0 +1,4 @@
+package com.deniscerri.ytdl.ui.more.cookies
+
+class WebViewActivityIncognito : WebViewActivity() {
+}

app/src/main/java/com/deniscerri/ytdl/ui/more/settings/advanced/generateyoutubepotokens/webview/PoTokenWebViewLoginActivity.kt

@@ -67,8 +67,6 @@ class PoTokenWebViewLoginActivity : BaseActivity() {
         lifecycleScope.launch {
             val appbar = findViewById<AppBarLayout>(R.id.webview_appbarlayout)
             toolbar = appbar.findViewById(R.id.webviewToolbar)
-            //hide incognito
-            toolbar.menu.children.firstOrNull { it.itemId == R.id.incognito }?.isVisible = false
             toolbar.setOnMenuItemClickListener { m : MenuItem ->
                 when(m.itemId) {
                     R.id.get_data_sync_id -> {

app/src/main/res/menu/webview_menu.xml

@@ -6,13 +6,6 @@
         android:id="@+id/get_data_sync_id"
         android:title="@string/get_data_sync_id" />
 
-    <item
-        android:id="@+id/incognito"
-        android:title="@string/incognito"
-        android:checkable="true"
-        app:showAsAction="never" />
-
-
     <item
         android:id="@+id/desktop"
         android:title="@string/desktop"