Add splash activity

app/src/main/AndroidManifest.xml

@@ -16,22 +16,23 @@
         android:theme="@style/AppTheme"
         android:usesCleartextTraffic="true"
         tools:ignore="GoogleAppIndexingWarning">
-        <activity android:name=".activities.AccountTypeListActivity">
+        <activity
+            android:name=".activities.SplashActivity"
+            android:theme="@style/SplashTheme">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name=".activities.AddAccountActivity">
-
-        </activity>
+        <activity android:name=".activities.AccountTypeListActivity" />
+        <activity android:name=".activities.AddAccountActivity" />
         <activity
             android:name=".activities.ManageFeedsActivity"
             android:parentActivityName=".activities.MainActivity" />
         <activity
             android:name=".activities.MainActivity"
-            android:theme="@style/AppTheme.NoActionBar"></activity>
+            android:theme="@style/AppTheme.NoActionBar" />
         <activity
             android:name=".activities.ItemActivity"
             android:parentActivityName=".activities.MainActivity"

app/src/main/java/com/readrops/app/activities/SplashActivity.java

@@ -0,0 +1,52 @@
+package com.readrops.app.activities;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.widget.Toast;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.lifecycle.ViewModelProviders;
+
+import com.readrops.app.R;
+import com.readrops.app.viewmodels.AccountViewModel;
+
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.observers.DisposableSingleObserver;
+import io.reactivex.schedulers.Schedulers;
+
+public class SplashActivity extends AppCompatActivity {
+
+    private AccountViewModel viewModel;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_splash);
+
+        viewModel = ViewModelProviders.of(this).get(AccountViewModel.class);
+
+        viewModel.getAccountCount()
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(new DisposableSingleObserver<Integer>() {
+                    @Override
+                    public void onSuccess(Integer count) {
+                        if (count > 0) {
+                            Intent intent = new Intent(getApplicationContext(), MainActivity.class);
+                            startActivity(intent);
+                            finish();
+
+                        } else {
+                            Intent intent = new Intent(getApplicationContext(), AccountTypeListActivity.class);
+                            startActivity(intent);
+                            finish();
+                        }
+                    }
+
+                    @Override
+                    public void onError(Throwable e) {
+                        Toast.makeText(SplashActivity.this, e.getMessage(), Toast.LENGTH_LONG).show();
+                    }
+                });
+    }
+}

app/src/main/java/com/readrops/app/database/dao/AccountDao.java

@@ -29,4 +29,10 @@ public interface AccountDao {
 
     @Query("Update Account set current_account = 0 Where id Not In (:accountId)")
     void setCurrentAccountsToFalse(int accountId);
+
+    @Query("Select count(*) From Account Where account_type = :accounType")
+    Integer getAccountCountByType(int accounType);
+
+    @Query("Select count(*) From Account")
+    Integer getAccountCount();
 }

app/src/main/java/com/readrops/app/viewmodels/AccountViewModel.java

@@ -35,4 +35,12 @@ public class AccountViewModel extends AndroidViewModel {
         });
 
     }
+
+    public Single<Integer> getAccountCountByAccountType(int accountTypeCode) {
+        return Single.create(emitter -> emitter.onSuccess(database.accountDao().getAccountCountByType(accountTypeCode)));
+    }
+
+    public Single<Integer> getAccountCount() {
+        return Single.create(emitter -> emitter.onSuccess(database.accountDao().getAccountCount()));
+    }
 }

app/src/main/res/drawable/splash_background.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:drawable="@color/colorPrimary" />
+
+    <item android:gravity="center">
+        <bitmap
+            android:gravity="fill_horizontal|fill_vertical"
+            android:src="@drawable/logo" />
+    </item>
+</layer-list>

app/src/main/res/layout/activity_splash.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".activities.SplashActivity">
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -17,6 +17,10 @@
         <item name="windowActionModeOverlay">true</item>
     </style>
 
+    <style name="SplashTheme" parent="AppTheme.NoActionBar">
+        <item name="android:windowBackground">@drawable/splash_background</item>
+    </style>
+
     <style name="TextAppearance.Design.CollapsingToolbar.Expanded.Custom" parent="TextAppearance.Design.CollapsingToolbar.Expanded">
         <item name="android:textSize">12sp</item>
         <item name="android:color">@color/colorBackground</item>