Add notice of newly released Sia Android app

Author: nickjvandyke

app/build.gradle

@@ -10,13 +10,13 @@ apply plugin: 'kotlin-android-extensions'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion '26.0.2'
+    buildToolsVersion '27.0.3'
     defaultConfig {
         applicationId "vandyke.siamobile"
         minSdkVersion 21
         targetSdkVersion 26
-        versionCode 20308
-        versionName "2.3.8"
+        versionCode 20309
+        versionName "2.3.9"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     lintOptions {

app/src/main/java/vandyke/siamobile/ui/MainActivity.kt

@@ -12,10 +12,13 @@ import android.content.Intent
 import android.content.res.Configuration
 import android.graphics.BitmapFactory
 import android.graphics.drawable.BitmapDrawable
+import android.net.Uri
 import android.os.Bundle
 import android.support.design.widget.Snackbar
+import android.support.v4.content.ContextCompat
 import android.support.v4.view.GravityCompat
 import android.support.v7.app.ActionBarDrawerToggle
+import android.support.v7.app.AlertDialog
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.app.AppCompatDelegate
 import android.support.v7.widget.Toolbar
@@ -96,7 +99,7 @@ class MainActivity : AppCompatActivity() {
         val toolbar = findViewById<Toolbar>(R.id.toolbar)
         setSupportActionBar(toolbar)
         if (prefs.transparentBars) {
-            toolbar.setBackgroundColor(android.R.color.transparent)
+            toolbar.setBackgroundColor(ContextCompat.getColor(this, android.R.color.transparent))
             window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)
             toolbar.setPadding(0, statusBarHeight, 0, 0)
         }
@@ -163,6 +166,23 @@ class MainActivity : AppCompatActivity() {
 //            startActivity(Intent(this, AboutSiaActivity::class.java))
             prefs.firstTime = false
         }
+
+        if (!prefs.viewedNewApp) {
+            prefs.viewedNewApp = true
+            AlertDialog.Builder(this)
+                    .setTitle("New Sia Android app")
+                    .setMessage("I've released a hugely revamped and improved Android app for Sia. " +
+                            "You'll be taken to it upon closing this. I highly recommend switching to it from Sia Mobile. " +
+                            "All development efforts are being focused on it - Sia Mobile likely will not receive any more updates. " +
+                            "Thank you for using my app.")
+                    .setPositiveButton("Okay") { dialogInterface, i ->
+                        startActivity(Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=com.vandyke.sia")))
+                    }
+                    .setOnDismissListener {
+                        startActivity(Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=com.vandyke.sia")))
+                    }
+                    .show()
+        }
     }
 
     public override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {

app/src/main/java/vandyke/siamobile/ui/settings/Prefs.kt

@@ -97,6 +97,10 @@ class Prefs(context: Context) {
         get() = prefs.getStringSet("coldStorageAddresses", HashSet())
         set(value) = prefs.edit().putStringSet("coldStorageAddresses", value).apply()
 
+    var viewedNewApp: Boolean
+        get() = prefs.getBoolean("viewedNewApp", false)
+        set(value) = prefs.edit().putBoolean("viewedNewApp", value).apply()
+
     fun registerOnSharedPreferenceChangeListener(listener: SharedPreferences.OnSharedPreferenceChangeListener) {
         prefs.registerOnSharedPreferenceChangeListener(listener)
     }