Adding now playing themes and KOTLIN conversion

app/src/main/java/code/name/monkey/retromusic/App.kt

@@ -0,0 +1,93 @@
+package code.name.monkey.retromusic
+
+import android.content.Context
+import androidx.multidex.MultiDexApplication
+import code.name.monkey.appthemehelper.ThemeStore
+import com.anjlab.android.iab.v3.BillingProcessor
+import com.anjlab.android.iab.v3.TransactionDetails
+import com.bumptech.glide.Glide
+
+class App : MultiDexApplication() {
+
+    lateinit var billingProcessor: BillingProcessor
+
+    override fun onCreate() {
+        super.onCreate()
+        instance = this
+
+        setupErrorHandler()
+
+        // default theme
+        if (!ThemeStore.isConfigured(this, 3)) {
+            ThemeStore.editTheme(this)
+                    .accentColorRes(R.color.md_green_A200)
+                    .coloredNavigationBar(true)
+                    .commit()
+        }
+
+        // automatically restores purchases
+        billingProcessor = BillingProcessor(this, BuildConfig.GOOGLE_PLAY_LICENSE_KEY,
+                object : BillingProcessor.IBillingHandler {
+                    override fun onProductPurchased(productId: String, details: TransactionDetails?) {}
+
+                    override fun onPurchaseHistoryRestored() {
+                        //Toast.makeText(App.this, R.string.restored_previous_purchase_please_restart, Toast.LENGTH_LONG).show();
+                    }
+
+                    override fun onBillingError(errorCode: Int, error: Throwable?) {}
+
+                    override fun onBillingInitialized() {}
+                })
+    }
+
+    private fun setupErrorHandler() {
+        Thread.setDefaultUncaughtExceptionHandler { _, throwable -> handleUncaughtException(throwable) }
+    }
+
+    private fun handleUncaughtException(throwable: Throwable) {
+        throwable.printStackTrace()
+        deleteAppData()
+        //Intent intent = new Intent(this, ErrorHandlerActivity.class);
+        //intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        //startActivity(intent);
+    }
+
+    override fun onLowMemory() {
+        super.onLowMemory()
+        Glide.with(this).onLowMemory()
+    }
+
+    override fun onTerminate() {
+        super.onTerminate()
+        billingProcessor.release()
+    }
+
+    companion object {
+
+        const val PRO_VERSION_PRODUCT_ID = "pro_version"
+
+        lateinit var instance: App
+            private set
+
+        val context: Context
+            get() = instance.applicationContext
+
+        val isProVersion: Boolean
+            get() = BuildConfig.DEBUG || instance.billingProcessor.isPurchased(PRO_VERSION_PRODUCT_ID)
+
+        fun deleteAppData() {
+            try {
+                // clearing app data
+                val packageName = instance.packageName
+                val runtime = Runtime.getRuntime()
+                runtime.exec("pm clear $packageName")
+
+                System.exit(0)
+
+            } catch (e: Exception) {
+                e.printStackTrace()
+            }
+
+        }
+    }
+}