Allow donation through Google

.gitignore

@@ -11,3 +11,4 @@
 /app/fdroid_full/release/
 /app/google_full/
 /app/google_acad/
+/app/src/google_donation/res/values/data.xml

app/build.gradle

@@ -9,8 +9,8 @@ android {
 
         minSdkVersion 21
         targetSdkVersion 30
-        versionCode 34
+        versionCode 35
-        versionName "1.11.0"
+        versionName "1.11.1-test"
         multiDexEnabled true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -117,27 +117,27 @@ android {
     sourceSets {
         fdroid_peertube_apps_educ {
             res.srcDirs = ['src/main/res', 'src/acad/res']
-            java.srcDirs = ['src/main/java', 'src/acad/java']
+            java.srcDirs = ['src/main/java', 'src/acad/java', 'src/no_google_donation/java']
         }
         google_peertube_apps_educ {
             res.srcDirs = ['src/main/res', 'src/acad/res']
-            java.srcDirs = ['src/main/java', 'src/acad/java']
+            java.srcDirs = ['src/main/java', 'src/acad/java', 'src/no_google_donation/java']
         }
         fdroid_full {
             res.srcDirs = ['src/main/res', 'src/full/res']
-            java.srcDirs = ['src/main/java', 'src/full/java']
+            java.srcDirs = ['src/main/java', 'src/full/java', 'src/no_google_donation/java']
         }
         google_full {
-            res.srcDirs = ['src/main/res', 'src/full/res']
+            res.srcDirs = ['src/main/res', 'src/full/res', 'src/google_donation/res']
-            java.srcDirs = ['src/main/java', 'src/full/java']
+            java.srcDirs = ['src/main/java', 'src/full/java', 'src/google_donation/java']
         }
         queermotion {
             res.srcDirs = ['src/main/res', 'src/queermotion/res']
-            java.srcDirs = ['src/main/java', 'src/full/java']
+            java.srcDirs = ['src/main/java', 'src/full/java', 'src/no_google_donation/java']
         }
         bittube {
             res.srcDirs = ['src/main/res', 'src/bittube/res']
-            java.srcDirs = ['src/main/java', 'src/full/java']
+            java.srcDirs = ['src/main/java', 'src/full/java', 'src/no_google_donation/java']
         }
     }
 }
@@ -200,6 +200,7 @@ dependencies {
     implementation 'com.fasterxml.jackson.core:jackson-core:2.12.0'
     implementation 'org.slf4j:slf4j-simple:1.7.30'
 
+    google_fullImplementation 'com.anjlab.android.iab.v3:library:1.0.44'
 
     fdroid_peertube_apps_educImplementation 'org.matomo.sdk:tracker:4.1.2'
     google_peertube_apps_educImplementation 'org.matomo.sdk:tracker:4.1.2'

app/src/google_donation/java/app/fedilab/fedilabtube/DonationActivity.java

@@ -0,0 +1,165 @@
+package app.fedilab.fedilabtube;
+/* Copyright 2021 Thomas Schneider
+ *
+ * This file is a part of TubeLab
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with TubeLab; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.view.View;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentStatePagerAdapter;
+import androidx.viewpager.widget.PagerAdapter;
+import androidx.viewpager.widget.ViewPager;
+
+import com.anjlab.android.iab.v3.BillingProcessor;
+import com.anjlab.android.iab.v3.TransactionDetails;
+import com.google.android.material.tabs.TabLayout;
+
+import org.jetbrains.annotations.NotNull;
+
+import app.fedilab.fedilabtube.databinding.ActivityDonationBinding;
+import app.fedilab.fedilabtube.fragment.DonationsFragment;
+import app.fedilab.fedilabtube.fragment.MyDonationsFragment;
+
+
+public class DonationActivity extends AppCompatActivity implements BillingProcessor.IBillingHandler {
+
+    BillingProcessor bp;
+    DonationsFragment donationsFragment;
+    MyDonationsFragment myDonationsFragment;
+    private ActivityDonationBinding binding;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        binding = ActivityDonationBinding.inflate(getLayoutInflater());
+        View view = binding.getRoot();
+        setContentView(view);
+        bp = new BillingProcessor(this, getString(R.string.google_key), this);
+        bp.initialize();
+        if (getSupportActionBar() != null)
+            getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+        donationsFragment = new DonationsFragment();
+        myDonationsFragment = new MyDonationsFragment();
+
+        binding.tablayout.addTab(binding.tablayout.newTab().setText(getString(R.string.donate)));
+        binding.tablayout.addTab(binding.tablayout.newTab().setText(getString(R.string.my_donations)));
+        binding.viewpager.setOffscreenPageLimit(2);
+
+        PagerAdapter mPagerAdapter = new ScreenSlidePagerAdapter(getSupportFragmentManager());
+        binding.viewpager.setAdapter(mPagerAdapter);
+        binding.viewpager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
+            @Override
+            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
+
+            }
+
+            @Override
+            public void onPageSelected(int position) {
+                TabLayout.Tab tab = binding.tablayout.getTabAt(position);
+                if (tab != null)
+                    tab.select();
+            }
+
+            @Override
+            public void onPageScrollStateChanged(int state) {
+
+            }
+        });
+
+        binding.tablayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
+            @Override
+            public void onTabSelected(TabLayout.Tab tab) {
+                binding.viewpager.setCurrentItem(tab.getPosition());
+            }
+
+            @Override
+            public void onTabUnselected(TabLayout.Tab tab) {
+
+            }
+
+            @Override
+            public void onTabReselected(TabLayout.Tab tab) {
+            }
+        });
+
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            finish();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
+    public void onProductPurchased(@NotNull String productId, TransactionDetails details) {
+
+    }
+
+    @Override
+    public void onPurchaseHistoryRestored() {
+
+    }
+
+    @Override
+    public void onBillingError(int errorCode, Throwable error) {
+
+    }
+
+    @Override
+    public void onBillingInitialized() {
+        donationsFragment.initialized(bp);
+        myDonationsFragment.initialized(bp);
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (!bp.handleActivityResult(requestCode, resultCode, data)) {
+            super.onActivityResult(requestCode, resultCode, data);
+        }
+    }
+
+    /**
+     * Pager adapter for the 2 fragments
+     */
+    private class ScreenSlidePagerAdapter extends FragmentStatePagerAdapter {
+
+        ScreenSlidePagerAdapter(FragmentManager fm) {
+            super(fm, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);
+        }
+
+        @NotNull
+        @Override
+        public Fragment getItem(int position) {
+            if (position == 0) {
+                return donationsFragment;
+            } else {
+                return myDonationsFragment;
+            }
+        }
+
+
+        @Override
+        public int getCount() {
+            return 2;
+        }
+    }
+}

app/src/google_donation/java/app/fedilab/fedilabtube/drawable/DonationButtonAdapter.java

@@ -0,0 +1,80 @@
+package app.fedilab.fedilabtube.drawable;
+/* Copyright 2021 Thomas Schneider
+ *
+ * This file is a part of TubeLab
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with TubeLab; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.anjlab.android.iab.v3.BillingProcessor;
+import com.anjlab.android.iab.v3.SkuDetails;
+
+import java.util.List;
+import java.util.Locale;
+
+import app.fedilab.fedilabtube.DonationActivity;
+import app.fedilab.fedilabtube.databinding.DrawerDonationBinding;
+import app.fedilab.fedilabtube.helper.Helper;
+
+
+public class DonationButtonAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
+
+    private final List<String> items;
+    private final BillingProcessor billingProcessor;
+    private Context context;
+
+    public DonationButtonAdapter(List<String> items, BillingProcessor billingProcessor) {
+        this.items = items;
+        this.billingProcessor = billingProcessor;
+    }
+
+    @NonNull
+    @Override
+    public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        context = parent.getContext();
+        DrawerDonationBinding itemBinding = DrawerDonationBinding.inflate(LayoutInflater.from(parent.getContext()), parent, false);
+        return new ViewHolder(itemBinding);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull RecyclerView.ViewHolder viewHolder, int position) {
+        final ViewHolder holder = (ViewHolder) viewHolder;
+        String item = items.get(position);
+        String product_item = "tubelab_donation_" + item;
+        SkuDetails skuDetails = billingProcessor.getPurchaseListingDetails(product_item);
+        String currency = skuDetails.currency;
+        Double price = skuDetails.priceValue;
+        holder.binding.buttonDonation.setText(String.format(Locale.getDefault(), "%.2f %s", price, currency));
+        holder.binding.buttonDonation.setOnClickListener(v -> billingProcessor.purchase((DonationActivity) context, product_item));
+    }
+
+
+    @Override
+    public int getItemCount() {
+        return items.size();
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        DrawerDonationBinding binding;
+
+        ViewHolder(DrawerDonationBinding itemView) {
+            super(itemView.getRoot());
+            binding = itemView;
+        }
+    }
+}

app/src/google_donation/java/app/fedilab/fedilabtube/drawable/DonationHistoryAdapter.java

@@ -0,0 +1,80 @@
+package app.fedilab.fedilabtube.drawable;
+/* Copyright 2021 Thomas Schneider
+ *
+ * This file is a part of TubeLab
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with TubeLab; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.anjlab.android.iab.v3.BillingProcessor;
+import com.anjlab.android.iab.v3.SkuDetails;
+
+import java.util.List;
+import java.util.Locale;
+
+import app.fedilab.fedilabtube.DonationActivity;
+import app.fedilab.fedilabtube.databinding.DrawerDonationBinding;
+import app.fedilab.fedilabtube.helper.Helper;
+
+
+public class DonationHistoryAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
+
+    private final List<SkuDetails> items;
+    private final BillingProcessor billingProcessor;
+    private Context context;
+
+    public DonationHistoryAdapter(List<SkuDetails> items, BillingProcessor billingProcessor) {
+        this.items = items;
+        this.billingProcessor = billingProcessor;
+    }
+
+    @NonNull
+    @Override
+    public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        context = parent.getContext();
+        DrawerDonationBinding itemBinding = DrawerDonationBinding.inflate(LayoutInflater.from(parent.getContext()), parent, false);
+        return new ViewHolder(itemBinding);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull RecyclerView.ViewHolder viewHolder, int position) {
+        final ViewHolder holder = (ViewHolder) viewHolder;
+        SkuDetails item = items.get(position);
+        String product_item = "tubelab_donation_" + item;
+        SkuDetails skuDetails = billingProcessor.getPurchaseListingDetails(product_item);
+        String currency = skuDetails.currency;
+        Double price = skuDetails.priceValue;
+        holder.binding.buttonDonation.setText(String.format(Locale.getDefault(), "%.2f %s", price, currency));
+        holder.binding.buttonDonation.setOnClickListener(v -> billingProcessor.purchase((DonationActivity) context, product_item));
+    }
+
+
+    @Override
+    public int getItemCount() {
+        return items.size();
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        DrawerDonationBinding binding;
+
+        ViewHolder(DrawerDonationBinding itemView) {
+            super(itemView.getRoot());
+            binding = itemView;
+        }
+    }
+}

app/src/google_donation/java/app/fedilab/fedilabtube/fragment/DonationsFragment.java

@@ -0,0 +1,80 @@
+package app.fedilab.fedilabtube.fragment;
+/* Copyright 2021 Thomas Schneider
+ *
+ * This file is a part of TubeLab
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with TubeLab; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+
+import com.anjlab.android.iab.v3.BillingProcessor;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import app.fedilab.fedilabtube.databinding.FragmentDonationsBinding;
+import app.fedilab.fedilabtube.drawable.DonationButtonAdapter;
+
+
+public class DonationsFragment extends Fragment {
+
+    public static final String[] donations = {"1", "2", "5", "10"};
+    private FragmentDonationsBinding binding;
+    private View rootView;
+    private Context context;
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        binding = FragmentDonationsBinding.inflate(LayoutInflater.from(context));
+        rootView = binding.getRoot();
+        context = getContext();
+        binding.loader.setVisibility(View.VISIBLE);
+        binding.lvProducts.setVisibility(View.GONE);
+        return rootView;
+    }
+
+    public void initialized(BillingProcessor bp) {
+        binding.loader.setVisibility(View.GONE);
+        binding.lvProducts.setVisibility(View.VISIBLE);
+        List<String> donationsList = new ArrayList<>();
+        Collections.addAll(donationsList, donations);
+        DonationButtonAdapter donationButtonAdapter = new DonationButtonAdapter(donationsList, bp);
+        binding.lvProducts.setAdapter(donationButtonAdapter);
+        binding.lvProducts.setLayoutManager(new LinearLayoutManager(context));
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        rootView = null;
+    }
+
+    @Override
+    public void onCreate(Bundle saveInstance) {
+        super.onCreate(saveInstance);
+    }
+
+    @Override
+    public void onAttach(@NonNull Context context) {
+        super.onAttach(context);
+        this.context = context;
+    }
+}

app/src/google_donation/java/app/fedilab/fedilabtube/fragment/MyDonationsFragment.java

@@ -0,0 +1,84 @@
+package app.fedilab.fedilabtube.fragment;
+/* Copyright 2021 Thomas Schneider
+ *
+ * This file is a part of TubeLab
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with TubeLab; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+
+import com.anjlab.android.iab.v3.BillingProcessor;
+import com.anjlab.android.iab.v3.SkuDetails;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import app.fedilab.fedilabtube.databinding.FragmentMyDonationsBinding;
+import app.fedilab.fedilabtube.drawable.DonationHistoryAdapter;
+
+import static app.fedilab.fedilabtube.fragment.DonationsFragment.donations;
+
+
+public class MyDonationsFragment extends Fragment {
+
+    private FragmentMyDonationsBinding binding;
+    private View rootView;
+    private Context context;
+
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        binding = FragmentMyDonationsBinding.inflate(LayoutInflater.from(context));
+        rootView = binding.getRoot();
+        context = getContext();
+        binding.loader.setVisibility(View.VISIBLE);
+        binding.lvPurchases.setVisibility(View.GONE);
+        return rootView;
+    }
+
+    public void initialized(BillingProcessor bp) {
+        binding.loader.setVisibility(View.GONE);
+        binding.lvPurchases.setVisibility(View.VISIBLE);
+        ArrayList<String> donationsList = new ArrayList<>();
+        Collections.addAll(donationsList, donations);
+        List<SkuDetails> skuDetailsList = bp.getPurchaseListingDetails(donationsList);
+        DonationHistoryAdapter donationHistoryAdapter = new DonationHistoryAdapter(skuDetailsList, bp);
+        binding.lvPurchases.setAdapter(donationHistoryAdapter);
+        binding.lvPurchases.setLayoutManager(new LinearLayoutManager(context));
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        rootView = null;
+    }
+
+    @Override
+    public void onCreate(Bundle saveInstance) {
+        super.onCreate(saveInstance);
+    }
+
+    @Override
+    public void onAttach(@NonNull Context context) {
+        super.onAttach(context);
+        this.context = context;
+    }
+}

app/src/google_donation/res/layout/activity_donation.xml

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+    Copyright 2021 Thomas Schneider
+
+    This file is a part of TubeLab
+
+    This program is free software; you can redistribute it and/or modify it under the terms of the
+    GNU General Public License as published by the Free Software Foundation; either version 3 of the
+    License, or (at your option) any later version.
+
+    TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+    Public License for more details.
+
+    You should have received a copy of the GNU General Public License along with TubeLab; if not,
+    see <http://www.gnu.org/licenses>.
+-->
+<androidx.coordinatorlayout.widget.CoordinatorLayout 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"
+    android:fitsSystemWindows="true"
+    tools:context=".ShowChannelActivity">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:fitsSystemWindows="true"
+        app:theme="@style/ThemeOverlay.AppCompat.ActionBar">
+
+        <com.google.android.material.appbar.CollapsingToolbarLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:fitsSystemWindows="true"
+            app:contentScrim="?attr/colorPrimary"
+            app:expandedTitleMarginEnd="64dp"
+            app:expandedTitleMarginStart="48dp"
+            app:layout_scrollFlags="scroll|exitUntilCollapsed">
+
+
+        </com.google.android.material.appbar.CollapsingToolbarLayout>
+
+        <com.google.android.material.tabs.TabLayout
+            android:id="@+id/tablayout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:tabGravity="fill"
+            app:tabMode="fixed"
+            app:tabSelectedTextColor="?colorAccent"
+            app:tabTextColor="@android:color/white" />
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <androidx.viewpager.widget.ViewPager
+        android:id="@+id/viewpager"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="5dp"
+        app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/google_donation/res/layout/drawer_donation.xml

@@ -0,0 +1,23 @@
+<?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"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <Button
+        android:id="@+id/button_donation"
+        style="@style/Widget.AppCompat.Button.Colored"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"
+        android:paddingStart="40dp"
+        android:paddingTop="15dp"
+        android:paddingEnd="40dp"
+        android:paddingBottom="15dp"
+        android:textSize="25sp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
+

app/src/google_donation/res/layout/fragment_donations.xml

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+    Copyright 2021 Thomas Schneider
+
+    This file is a part of TubeLab
+
+    This program is free software; you can redistribute it and/or modify it under the terms of the
+    GNU General Public License as published by the Free Software Foundation; either version 3 of the
+    License, or (at your option) any later version.
+
+    TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+    Public License for more details.
+
+    You should have received a copy of the GNU General Public License along with TubeLab; if not,
+    see <http://www.gnu.org/licenses>.
+-->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/fab_margin"
+    android:paddingRight="@dimen/fab_margin">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="20dp"
+            android:gravity="center"
+            android:text="@string/donation_text" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/lv_products"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:divider="@null"
+            android:scrollbars="none" />
+    </LinearLayout>
+
+    <!-- Main Loader -->
+    <RelativeLayout
+        android:id="@+id/loader"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:visibility="gone">
+
+        <com.github.ybq.android.spinkit.SpinKitView xmlns:app="http://schemas.android.com/apk/res-auto"
+            style="@style/progress"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            app:SpinKit_Color="?colorAccent" />
+    </RelativeLayout>
+</RelativeLayout>
+

app/src/google_donation/res/layout/fragment_my_donations.xml

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+    Copyright 2021 Thomas Schneider
+
+    This file is a part of TubeLab
+
+    This program is free software; you can redistribute it and/or modify it under the terms of the
+    GNU General Public License as published by the Free Software Foundation; either version 3 of the
+    License, or (at your option) any later version.
+
+    TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+    Public License for more details.
+
+    You should have received a copy of the GNU General Public License along with TubeLab; if not,
+    see <http://www.gnu.org/licenses>.
+-->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/fab_margin"
+    android:paddingRight="@dimen/fab_margin">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="20dp"
+            android:gravity="center"
+            android:text="@string/donations_description" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/lv_purchases"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:divider="@null"
+            android:scrollbars="none" />
+    </LinearLayout>
+
+    <!-- Main Loader -->
+    <RelativeLayout
+        android:id="@+id/loader"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:visibility="gone">
+
+        <com.github.ybq.android.spinkit.SpinKitView xmlns:app="http://schemas.android.com/apk/res-auto"
+            style="@style/progress"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            app:SpinKit_Color="?colorAccent" />
+    </RelativeLayout>
+</RelativeLayout>
+

app/src/google_full/AndroidManifest.xml

@@ -3,7 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="app.fedilab.fedilabtube">
 
-
+    <uses-permission android:name="com.android.vending.BILLING" />
     <application
         android:name=".FedilabTube"
         android:allowBackup="false"
@@ -30,5 +30,10 @@
             </intent-filter>
         </activity>
 
+        <activity
+            android:name=".DonationActivity"
+            android:configChanges="orientation|screenSize"
+            android:label="@string/support_the_app"
+            android:windowSoftInputMode="stateAlwaysHidden" />
     </application>
 </manifest>

app/src/main/java/app/fedilab/fedilabtube/MainActivity.java

@@ -687,7 +687,11 @@ public class MainActivity extends AppCompatActivity implements ChromeCastsListen
         MenuItem incognitoItem = menu.findItem(R.id.action_incognito);
         MenuItem instanceItem = menu.findItem(R.id.action_change_instance);
         MenuItem accountItem = menu.findItem(R.id.action_account);
+        MenuItem donateItem = menu.findItem(R.id.action_donate);
 
+        if (BuildConfig.full_instances && BuildConfig.google_restriction) {
+            donateItem.setVisible(true);
+        }
 
         if (BuildConfig.surfing_mode && ((Helper.isLoggedIn(MainActivity.this) && typeOfConnection == NORMAL) || typeOfConnection == SURFING)) {
             binding.instances.setVisibility(View.VISIBLE);
@@ -847,6 +851,9 @@ public class MainActivity extends AppCompatActivity implements ChromeCastsListen
         } else if (item.getItemId() == R.id.action_about) {
             Intent intent = new Intent(MainActivity.this, AboutActivity.class);
             startActivity(intent);
+        } else if (item.getItemId() == R.id.action_donate) {
+            Intent intent = new Intent(MainActivity.this, DonationActivity.class);
+            startActivity(intent);
         } else if (item.getItemId() == R.id.action_incognito) {
             item.setChecked(!item.isChecked());
             final SharedPreferences sharedpreferences = getSharedPreferences(Helper.APP_PREFS, Context.MODE_PRIVATE);

app/src/main/res/drawable/ic_baseline_attach_money_24.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorControlNormal"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M11.8,10.9c-2.27,-0.59 -3,-1.2 -3,-2.15 0,-1.09 1.01,-1.85 2.7,-1.85 1.78,0 2.44,0.85 2.5,2.1h2.21c-0.07,-1.72 -1.12,-3.3 -3.21,-3.81V3h-3v2.16c-1.94,0.42 -3.5,1.68 -3.5,3.61 0,2.31 1.91,3.46 4.7,4.13 2.5,0.6 3,1.48 3,2.41 0,0.69 -0.49,1.79 -2.7,1.79 -2.06,0 -2.87,-0.92 -2.98,-2.1h-2.2c0.12,2.19 1.76,3.42 3.68,3.83V21h3v-2.15c1.95,-0.37 3.5,-1.5 3.5,-3.55 0,-2.84 -2.43,-3.81 -4.7,-4.4z" />
+</vector>

app/src/main/res/menu/main_menu.xml

@@ -67,4 +67,10 @@
         android:icon="@drawable/ic_baseline_info_24"
         android:title="@string/about_the_app"
         app:showAsAction="ifRoom" />
+    <item
+        android:id="@+id/action_donate"
+        android:icon="@drawable/ic_baseline_attach_money_24"
+        android:title="@string/make_a_donation"
+        android:visible="false"
+        app:showAsAction="ifRoom" />
 </menu>

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

@@ -455,5 +455,11 @@
     <string name="watermark">Watermark</string>
     <string name="toast_code_error">An error occurred! The instance did not return an authorisation code!</string>
     <string name="remote_account_from"><b>%1$s</b> remote account connected with the app.\n\nYou can proceed to some limited actions.</string>
+    <string name="donate">Donate</string>
+    <string name="my_donations">My donations</string>
+    <string name="donation_text">Here, you can make a donation for supporting the development of the app. This action will not bring extra features!</string>
+    <string name="make_a_donation">Make a donation</string>
+    <string name="donations_description">Here you will find the list of donations made to the app! Thank you!</string>
+    <string name="support_the_app">Support the app</string>
 
 </resources>

app/src/no_google_donation/java/app/fedilab/fedilabtube/DonationActivity.java

@@ -0,0 +1,20 @@
+package app.fedilab.fedilabtube;
+/* Copyright 2021 Thomas Schneider
+ *
+ * This file is a part of TubeLab
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with TubeLab; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+//Do nothing
+public class DonationActivity {
+
+}