Fix build warnings

app/src/main/AndroidManifest.xml

@@ -1,5 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
@@ -16,8 +18,10 @@
         android:roundIcon="@mipmap/ic_launcher"
         android:supportsRtl="true"
         android:usesCleartextTraffic="true"
+        android:enableOnBackInvokedCallback="true"
         android:networkSecurityConfig="@xml/network_security_config"
-        android:theme="@style/AppTheme.SplashScreen">
+        android:theme="@style/AppTheme.SplashScreen"
+        tools:targetApi="tiramisu">
         <activity
             android:name=".init.InitializationActivity"
             android:exported="true"

app/src/main/kotlin/com/github/gotify/login/LoginActivity.kt

@@ -8,6 +8,7 @@ import android.os.Bundle
 import android.text.Editable
 import android.text.TextWatcher
 import android.view.View
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import com.github.gotify.R
 import com.github.gotify.SSLSettings
@@ -35,18 +36,34 @@ import java.security.cert.X509Certificate
 import okhttp3.HttpUrl
 
 internal class LoginActivity : AppCompatActivity() {
-    companion object {
-        // return value from startActivityForResult when choosing a certificate
-        private const val FILE_SELECT_CODE = 1
-    }
-
     private lateinit var binding: ActivityLoginBinding
     private lateinit var settings: Settings
 
     private var disableSslValidation = false
     private var caCertContents: String? = null
     private lateinit var advancedDialog: AdvancedDialog
 
+    private val certificateDialogResultLauncher =
+        registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+            try {
+                require(result.resultCode == RESULT_OK) { "result was ${result.resultCode}" }
+                requireNotNull(result.data) { "file path was null" }
+
+                val uri = result.data!!.data ?: throw IllegalArgumentException("file path was null")
+                val fileStream = contentResolver.openInputStream(uri)
+                    ?: throw IllegalArgumentException("file path was invalid")
+
+                val content = Utils.readFileFromStream(fileStream)
+                val name = getNameOfCertContent(content)
+
+                // temporarily set the contents (don't store to settings until they decide to login)
+                caCertContents = content
+                advancedDialog.showRemoveCACertificate(name)
+            } catch (e: Exception) {
+                Utils.showSnackBar(this, getString(R.string.select_ca_failed, e.message))
+            }
+        }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         UncaughtExceptionHandler.registerCurrentThread()
@@ -152,40 +169,15 @@ internal class LoginActivity : AppCompatActivity() {
         intent.addCategory(Intent.CATEGORY_OPENABLE)
 
         try {
-            startActivityForResult(
-                Intent.createChooser(intent, getString(R.string.select_ca_file)),
-                FILE_SELECT_CODE
+            certificateDialogResultLauncher.launch(
+                Intent.createChooser(intent, getString(R.string.select_ca_file))
             )
         } catch (e: ActivityNotFoundException) {
             // case for user not having a file browser installed
             Utils.showSnackBar(this, getString(R.string.please_install_file_browser))
         }
     }
 
-    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-        super.onActivityResult(requestCode, resultCode, data)
-        try {
-            if (requestCode == FILE_SELECT_CODE) {
-                require(resultCode == RESULT_OK) { "result was $resultCode" }
-                requireNotNull(data) { "file path was null" }
-
-                val uri = data.data ?: throw IllegalArgumentException("file path was null")
-
-                val fileStream = contentResolver.openInputStream(uri)
-                    ?: throw IllegalArgumentException("file path was invalid")
-
-                val content = Utils.readFileFromStream(fileStream)
-                val name = getNameOfCertContent(content)
-
-                // temporarily set the contents (don't store to settings until they decide to login)
-                caCertContents = content
-                advancedDialog.showRemoveCACertificate(name)
-            }
-        } catch (e: Exception) {
-            Utils.showSnackBar(this, getString(R.string.select_ca_failed, e.message))
-        }
-    }
-
     private fun getNameOfCertContent(content: String): String {
         val ca = CertUtils.parseCertificate(content)
         return (ca as X509Certificate).subjectDN.name

app/src/main/kotlin/com/github/gotify/messages/MessagesActivity.kt

@@ -15,6 +15,7 @@ import android.view.MenuItem
 import android.view.View
 import android.widget.ImageButton
 import android.widget.TextView
+import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.app.ActionBarDrawerToggle
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
@@ -68,6 +69,7 @@ internal class MessagesActivity :
     private var isLoadMore = false
     private var updateAppOnDrawerClose: Long? = null
     private lateinit var listMessageAdapter: ListMessageAdapter
+    private lateinit var onBackPressedCallback: OnBackPressedCallback
 
     private val receiver: BroadcastReceiver = object : BroadcastReceiver() {
         override fun onReceive(context: Context, intent: Intent) {
@@ -108,6 +110,7 @@ internal class MessagesActivity :
                 listAnimation
             )
         }
+        addBackPressCallback()
 
         messagesView.addItemDecoration(dividerItemDecoration)
         messagesView.setHasFixedSize(true)
@@ -126,6 +129,9 @@ internal class MessagesActivity :
         swipeRefreshLayout.setOnRefreshListener { onRefresh() }
         binding.drawerLayout.addDrawerListener(
             object : SimpleDrawerListener() {
+                override fun onDrawerOpened(drawerView: View) {
+                    onBackPressedCallback.isEnabled = true
+                }
                 override fun onDrawerClosed(drawerView: View) {
                     updateAppOnDrawerClose?.let { selectApp ->
                         updateAppOnDrawerClose = null
@@ -135,6 +141,7 @@ internal class MessagesActivity :
                         }
                         invalidateOptionsMenu()
                     }
+                    onBackPressedCallback.isEnabled = false
                 }
             }
         )
@@ -242,12 +249,15 @@ internal class MessagesActivity :
         refreshAll.setOnClickListener { refreshAll() }
     }
 
-    override fun onBackPressed() {
-        if (binding.drawerLayout.isDrawerOpen(GravityCompat.START)) {
-            binding.drawerLayout.closeDrawer(GravityCompat.START)
-        } else {
-            super.onBackPressed()
+    private fun addBackPressCallback() {
+        onBackPressedCallback = object : OnBackPressedCallback(false) {
+            override fun handleOnBackPressed() {
+                if (binding.drawerLayout.isDrawerOpen(GravityCompat.START)) {
+                    binding.drawerLayout.closeDrawer(GravityCompat.START)
+                }
+            }
         }
+        onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
     }
 
     override fun onNavigationItemSelected(item: MenuItem): Boolean {

app/src/main/kotlin/com/github/gotify/messages/MessagesModelFactory.kt

@@ -9,6 +9,7 @@ internal class MessagesModelFactory(
 ) : ViewModelProvider.Factory {
     override fun <T : ViewModel> create(modelClass: Class<T>): T {
         if (modelClass == MessagesModel::class.java) {
+            @Suppress("UNCHECKED_CAST")
             return modelClass.cast(MessagesModel(modelParameterActivity)) as T
         }
         throw IllegalArgumentException(

app/src/main/kotlin/com/github/gotify/service/WebSocketConnection.kt

@@ -1,7 +1,6 @@
 package com.github.gotify.service
 
 import android.app.AlarmManager
-import android.net.ConnectivityManager
 import android.os.Build
 import android.os.Handler
 import android.os.Looper
@@ -24,7 +23,6 @@ internal class WebSocketConnection(
     private val baseUrl: String,
     settings: SSLSettings,
     private val token: String?,
-    private val connectivityManager: ConnectivityManager,
     private val alarmManager: AlarmManager
 ) {
     companion object {
@@ -200,12 +198,6 @@ internal class WebSocketConnection(
                 }
 
                 errorCount++
-
-                val network = connectivityManager.activeNetworkInfo
-                if (network == null || !network.isConnected) {
-                    Log.i("WebSocket($id): Network not connected")
-                }
-
                 val minutes = (errorCount * 2 - 1).coerceAtMost(20)
 
                 onNetworkFailure.execute(minutes)

app/src/main/kotlin/com/github/gotify/service/WebSocketService.kt

@@ -113,7 +113,6 @@ internal class WebSocketService : Service() {
             settings.url,
             settings.sslSettings(),
             settings.token,
-            cm,
             alarmManager
         )
             .onOpen { onOpen() }

app/src/main/kotlin/com/github/gotify/settings/SettingsActivity.kt

@@ -110,6 +110,7 @@ internal class SettingsActivity : AppCompatActivity(), OnSharedPreferenceChangeL
         private fun showListPreferenceDialog(preference: ListPreference) {
             val dialogFragment = MaterialListPreference()
             dialogFragment.arguments = Bundle(1).apply { putString("key", preference.key) }
+            @Suppress("DEPRECATION") // https://issuetracker.google.com/issues/181793702#comment3
             dialogFragment.setTargetFragment(this, 0)
             dialogFragment.show(
                 parentFragmentManager,

app/src/main/res/values/strings.xml

@@ -3,8 +3,8 @@
     <string name="navigation_drawer_close">Close navigation drawer</string>
     <string name="nav_header_desc">Navigation header</string>
     <string name="found_gotify_version">Found Gotify v%s</string>
-    <string name="version_failed_status_code">Request to \'%s\' failed with status code %d</string>
-    <string name="version_failed">Request to \'%s\' failed. %s.</string>
+    <string name="version_failed_status_code">Request to \'%1$s\' failed with status code %2$d</string>
+    <string name="version_failed">Request to \'%1$s\' failed. %2$s.</string>
     <string name="wronguserpw">There is no user with this username and password</string>
     <string name="create_client_title">Client Name</string>
     <string name="create_client_message">Choose a name for your session</string>
@@ -18,7 +18,7 @@
     <string name="oops">Oops</string>
     <string name="not_available">Cannot connect to %s</string>
     <string name="auth_failed">Server returned 401 unauthorized while trying to get current user. This can be caused by deleting the client for this session.</string>
-    <string name="other_error">Could not get current user. Server (%s) responded with code %d: body (first 200 chars): %s</string>
+    <string name="other_error">Could not get current user. Server (%1$s) responded with code %2$d: body (first 200 chars): %3$s</string>
     <string name="user_action">User action required</string>
     <string name="websocket_closed_logout">Please login, the authentication token isn\'t valid anymore.</string>
     <string name="websocket_closed">Connection closed</string>
@@ -59,7 +59,7 @@
     <string name="websocket_listening">Connected</string>
     <string name="websocket_could_not_connect">Could not connect</string>
     <string name="websocket_init">Initializing</string>
-    <string name="versions">gotify/android v%s; gotify/server v%s</string>
+    <string name="versions">gotify/android v%1$s; gotify/server v%2$s</string>
     <string name="advanced_settings">Advanced Settings</string>
     <string name="done">Done</string>
     <string name="no_certificate_selected">No certificate selected</string>