replace updater with packageinstaller

app/src/main/java/com/geode/launcher/InstallReceiver.kt

@@ -0,0 +1,33 @@
+package com.geode.launcher
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.pm.PackageInstaller
+import android.widget.Toast
+import com.geode.launcher.main.clearDownloadedApks
+
+class InstallReceiver : BroadcastReceiver() {
+    override fun onReceive(context: Context, intent: Intent) {
+        when (val status = intent.getIntExtra(PackageInstaller.EXTRA_STATUS, -1)) {
+            PackageInstaller.STATUS_PENDING_USER_ACTION -> {
+                val activityIntent = intent.getParcelableExtra<Intent>(Intent.EXTRA_INTENT)
+
+                if (activityIntent != null) {
+                    context.startActivity(activityIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK))
+                }
+            }
+            PackageInstaller.STATUS_SUCCESS -> {
+                clearDownloadedApks(context)
+            }
+            else -> {
+                val msg = intent.getStringExtra(PackageInstaller.EXTRA_STATUS_MESSAGE)
+                println("failed to install update: $status, $msg")
+
+                val message = context.getString(R.string.launcher_self_update_failed, msg)
+                Toast.makeText(context, message, Toast.LENGTH_SHORT)
+                    .show()
+            }
+        }
+    }
+}