get pushes working again from exact steps in readme

Author: nplasterer

example/src/main/java/org/xmtp/android/example/MainActivity.kt

@@ -1,17 +1,21 @@
 package org.xmtp.android.example
 
+import android.Manifest
 import android.accounts.AccountManager
 import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.Intent
+import android.content.pm.PackageManager
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
 import android.widget.Toast
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
@@ -28,6 +32,7 @@ import org.xmtp.android.example.pushnotifications.PushNotificationTokenManager
 import org.xmtp.android.example.utils.KeyUtil
 import org.xmtp.android.library.Conversation
 
+
 class MainActivity : AppCompatActivity(),
     ConversationsClickListener {
 
@@ -37,10 +42,12 @@ class MainActivity : AppCompatActivity(),
     private lateinit var adapter: ConversationsAdapter
     private var bottomSheet: NewConversationBottomSheet? = null
     private var groupBottomSheet: NewGroupBottomSheet? = null
+    private val REQUEST_CODE_POST_NOTIFICATIONS = 101
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         accountManager = AccountManager.get(this)
+        checkAndRequestPermissions()
         PushNotificationTokenManager.init(this, "10.0.2.2:8080")
         viewModel.setupPush()
 
@@ -208,4 +215,18 @@ class MainActivity : AppCompatActivity(),
             NewGroupBottomSheet.TAG
         )
     }
+
+    private fun checkAndRequestPermissions() {
+        if (ContextCompat.checkSelfPermission(
+                this,
+                Manifest.permission.POST_NOTIFICATIONS
+            ) != PackageManager.PERMISSION_GRANTED
+        ) {
+            ActivityCompat.requestPermissions(
+                this,
+                arrayOf(Manifest.permission.POST_NOTIFICATIONS),
+                REQUEST_CODE_POST_NOTIFICATIONS
+            )
+        }
+    }
 }

example/src/main/java/org/xmtp/android/example/pushnotifications/PushNotificationsService.kt

@@ -98,13 +98,7 @@ class PushNotificationsService : FirebaseMessagingService() {
                     Manifest.permission.POST_NOTIFICATIONS
                 ) != PackageManager.PERMISSION_GRANTED
             ) {
-                // TODO: Consider calling
-                //    ActivityCompat#requestPermissions
-                // here to request the missing permissions, and then overriding
-                //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
-                //                                          int[] grantResults)
-                // to handle the case where the user grants the permission. See the documentation
-                // for ActivityCompat#requestPermissions for more details.
+                Log.e(TAG, "No push notification permissions granted")
                 return
             }
             notify(topic.hashCode(), builder.build())