Add options for moderators, Various fixes

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/AddDietActivity.java

@@ -169,7 +169,7 @@ public class AddDietActivity extends BaseActivity {
         @Override
         protected void onPostExecute(Integer result) {
             Toast.makeText(AddDietActivity.this,
-                    "Diet was added and awaits approval!", Toast.LENGTH_SHORT).show();
+                    "Diet was added!", Toast.LENGTH_SHORT).show();
             AddDietActivity.this.finish();
         }
     }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/AddRestaurantActivity.java

@@ -284,7 +284,7 @@ public class AddRestaurantActivity extends BaseActivity implements AdapterView.O
 
                 if (response.code() == 201) {
                     Toast.makeText(AddRestaurantActivity.this,
-                            "Restaurant was added and awaits approval!", Toast.LENGTH_SHORT).show();
+                            "Restaurant was added!", Toast.LENGTH_SHORT).show();
                     return 0;
                 }
                 return 1;

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/RateItemActivity.java

@@ -144,7 +144,7 @@ public class RateItemActivity extends BaseActivity implements AdapterView.OnItem
                 builder.add(REQ_RATE_FOOD_ID, "" + item.getId())
                         .add(REQ_RATE_ITEM_GRADE, "" + ratingGrade)
                         .add(REQ_RATE_ITEM_DESCRIPTION, "" + ratingText.getText().toString())
-                        .add("user", "1")
+                        .add("user", "" + sessionManager.getUserId())
                         .build();
                 RequestBody formBody = builder.build();
                 request = new Request.Builder()
@@ -155,7 +155,7 @@ public class RateItemActivity extends BaseActivity implements AdapterView.OnItem
                 builder.add(REQ_RATE_DRINK_ID, "" + item.getId())
                         .add(REQ_RATE_ITEM_GRADE, "" + ratingGrade)
                         .add(REQ_RATE_ITEM_DESCRIPTION, "" + ratingText.getText().toString())
-                        .add("user", "1")
+                        .add("user", "" + sessionManager.getUserId())
                         .build();
                 RequestBody formBody = builder.build();
                 request = new Request.Builder()

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/RateRestaurantActivity.java

@@ -199,7 +199,7 @@ public class RateRestaurantActivity extends BaseActivity implements AdapterView.
                     .add(REQ_RATE_RESTAURANT_ID, "" + restaurant.getId())
                     .add(REQ_RATE_RESTAURANT_GRADE, "" + ratingGrade)
                     .add(REQ_RATE_RESTAURANT_TEXT, ratingText.getText().toString())
-                    .add("user", "1");
+                    .add("user", "" + sessionManager.getUserId());
 
             if (ratingAccessibility != null) {
                 builder.add(REQ_RATE_RESTAURANT_ACCESSIBILITY,

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/SignUpActivity.java

@@ -88,7 +88,9 @@ public class SignUpActivity extends BaseActivity {
         }
 
         public void onDateSet(DatePicker view, int year, int month, int day) {
-            birthdayInput.setText(getResources().getString(R.string.sign_up_birthday_placeholder, year, month + 1, day));
+            birthdayInput.setText(getResources().getString(R.string.sign_up_birthday_placeholder, year,
+                    ((month < 9) ? "0" : "") + (month + 1),
+                    ((day < 10) ? "0" : "") + day));
         }
     }
 

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/diets/DietsActivity.java

@@ -20,15 +20,19 @@ import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.activities.AddDietActivity;
 import gr.auth.databases.flavours.base.BaseActivity;
+import gr.auth.databases.flavours.base.BaseApplication;
 import gr.auth.databases.flavours.model.Diet;
 import gr.auth.databases.flavours.utils.FollowDietStateTask;
 import okhttp3.Request;
+import okhttp3.RequestBody;
 import okhttp3.Response;
 import okhttp3.ResponseBody;
 
+import static gr.auth.databases.flavours.session.SessionManager.acceptDietUrl;
 import static gr.auth.databases.flavours.session.SessionManager.dietsUserViewUrl;
 
-public class DietsActivity extends BaseActivity implements DietsAdapter.SubscribeDietsAdapterInteractionListener {
+public class DietsActivity extends BaseActivity implements
+        DietsAdapter.AcceptDietAdapterInteractionListener, DietsAdapter.SubscribeDietsAdapterInteractionListener {
     private RecyclerView recyclerView;
     private FloatingActionButton FAB;
     private ArrayList<Diet> diets = new ArrayList<>();
@@ -88,6 +92,13 @@ public class DietsActivity extends BaseActivity implements DietsAdapter.Subscrib
         return super.onOptionsItemSelected(item);
     }
 
+    @Override
+    public void onAcceptDietAdapterInteraction(Diet diet) {
+        AcceptDietTask acceptDietTask = new AcceptDietTask();
+        acceptDietTask.execute(diet.getId());
+        diets.get(diets.indexOf(diet)).setAccepted(true);
+    }
+
     @Override
     public void onSubscribeDietsAdapterInteraction(Diet diet) {
         FollowDietStateTask followDietStateTask = new FollowDietStateTask(client);
@@ -99,7 +110,7 @@ public class DietsActivity extends BaseActivity implements DietsAdapter.Subscrib
         private static final String JSON_TAG_DIET_ID = "diet_id";
         private static final String JSON_TAG_DIET_NAME = "diet_name";
         private static final String JSON_TAG_DIET_DESCRIPTION = "diet_description";
-        //private static final String JSON_TAG_DIET_IS_APPROVED = "food_calories";
+        private static final String JSON_TAG_DIET_IS_ACCEPTED = "diet_is_approved";
 
         private static final String JSON_TAG_USER_FOLLOWS_DIET_LIST = "followed";
         private static final String JSON_TAG_USER_FOLLOWS_DIET_DIET = "diet";
@@ -137,7 +148,8 @@ public class DietsActivity extends BaseActivity implements DietsAdapter.Subscrib
                     diets.add(new Diet(diet.getInt(JSON_TAG_DIET_ID),
                             diet.getString(JSON_TAG_DIET_NAME),
                             diet.getString(JSON_TAG_DIET_DESCRIPTION),
-                            userDiets.contains(diet.getInt(JSON_TAG_DIET_ID))));
+                            userDiets.contains(diet.getInt(JSON_TAG_DIET_ID)),
+                            diet.getBoolean(JSON_TAG_DIET_IS_ACCEPTED)));
                 }
                 return 1;
             } catch (Exception e) {
@@ -148,8 +160,39 @@ public class DietsActivity extends BaseActivity implements DietsAdapter.Subscrib
 
         @Override
         protected void onPostExecute(Integer result) {
-            DietsAdapter dietsAdapter = new DietsAdapter(diets, DietsActivity.this);
+            DietsAdapter dietsAdapter = new DietsAdapter(diets, DietsActivity.this,
+                    DietsActivity.this);
             recyclerView.setAdapter(dietsAdapter);
         }
     }
+
+    private class AcceptDietTask extends AsyncTask<Integer, Void, Integer> {
+        @Override
+        protected void onPreExecute() {
+        }
+
+        @Override
+        protected Integer doInBackground(Integer... params) {
+            RequestBody requestBody = RequestBody.create(null, new byte[]{});
+
+            //Builds the request
+            Request request = new Request.Builder()
+                    .patch(requestBody)
+                    .url(acceptDietUrl + params[0] + "/")
+                    .build();
+
+            try {
+                //Makes request & handles response
+                BaseApplication.getInstance().getClient().newCall(request).execute();
+                return 0;
+            } catch (Exception e) {
+                e.printStackTrace();
+                return 2;
+            }
+        }
+
+        @Override
+        protected void onPostExecute(Integer result) {
+        }
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/diets/DietsAdapter.java

@@ -12,13 +12,20 @@ import androidx.appcompat.widget.AppCompatImageButton;
 import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.model.Diet;
+import gr.auth.databases.flavours.session.SessionManager;
+
+import static gr.auth.databases.flavours.base.BaseActivity.getSessionManager;
 
 public class DietsAdapter extends RecyclerView.Adapter<DietsAdapter.DietViewHolder> {
     private ArrayList<Diet> diets;
+    private AcceptDietAdapterInteractionListener acceptDietAdapterInteractionListener;
     private SubscribeDietsAdapterInteractionListener subscribeDietsAdapterInteractionListener;
 
-    DietsAdapter(ArrayList<Diet> diets, SubscribeDietsAdapterInteractionListener subscribeDietsAdapterInteractionListener) {
+    DietsAdapter(ArrayList<Diet> diets,
+                 AcceptDietAdapterInteractionListener acceptDietAdapterInteractionListener,
+                 SubscribeDietsAdapterInteractionListener subscribeDietsAdapterInteractionListener) {
         this.diets = diets;
+        this.acceptDietAdapterInteractionListener = acceptDietAdapterInteractionListener;
         this.subscribeDietsAdapterInteractionListener = subscribeDietsAdapterInteractionListener;
     }
 
@@ -41,21 +48,59 @@ public class DietsAdapter extends RecyclerView.Adapter<DietsAdapter.DietViewHold
             holder.addDietButton.setImageResource(R.drawable.ic_add_black_18dp);
         }
 
-        holder.addDietButton.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                subscribeDietsAdapterInteractionListener.onSubscribeDietsAdapterInteraction(
-                        diets.get(holder.getAdapterPosition()));
-
-                if ((diets.get(position).isFollowedByUser())) {
-                    holder.addDietButton.setImageResource(R.drawable.ic_add_black_18dp);
-                    diets.get(position).setFollowedByUser(!diets.get(position).isFollowedByUser());
-                } else {
-                    holder.addDietButton.setImageResource(R.drawable.ic_delete_black_18dp);
-                    diets.get(position).setFollowedByUser(!diets.get(position).isFollowedByUser());
+        if (!diets.get(position).isAccepted() &&
+                (getSessionManager().getUserType() == SessionManager.UserType.MODERATOR)) {
+            holder.acceptDietBtn.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    if (acceptDietAdapterInteractionListener != null) {
+                        acceptDietAdapterInteractionListener.
+                                onAcceptDietAdapterInteraction(diets.get(holder.getAdapterPosition()));
+                        diets.get(holder.getAdapterPosition()).setAccepted(true);
+
+                        holder.acceptDietBtn.setVisibility(View.GONE);
+                        holder.addDietButton.setVisibility(View.VISIBLE);
+
+                        holder.addDietButton.setOnClickListener(new View.OnClickListener() {
+                            @Override
+                            public void onClick(View v) {
+                                subscribeDietsAdapterInteractionListener.onSubscribeDietsAdapterInteraction(
+                                        diets.get(holder.getAdapterPosition()));
+
+                                if ((diets.get(position).isFollowedByUser())) {
+                                    holder.addDietButton.setImageResource(R.drawable.ic_add_black_18dp);
+                                    diets.get(position).setFollowedByUser(!diets.get(position).isFollowedByUser());
+                                } else {
+                                    holder.addDietButton.setImageResource(R.drawable.ic_delete_black_18dp);
+                                    diets.get(position).setFollowedByUser(!diets.get(position).isFollowedByUser());
+                                }
+                            }
+                        });
+                    }
                 }
-            }
-        });
+            });
+            holder.acceptDietBtn.setVisibility(View.VISIBLE);
+            holder.addDietButton.setVisibility(View.GONE);
+        } else {
+            holder.acceptDietBtn.setVisibility(View.GONE);
+            holder.addDietButton.setVisibility(View.VISIBLE);
+
+            holder.addDietButton.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    subscribeDietsAdapterInteractionListener.onSubscribeDietsAdapterInteraction(
+                            diets.get(holder.getAdapterPosition()));
+
+                    if ((diets.get(position).isFollowedByUser())) {
+                        holder.addDietButton.setImageResource(R.drawable.ic_add_black_18dp);
+                        diets.get(position).setFollowedByUser(!diets.get(position).isFollowedByUser());
+                    } else {
+                        holder.addDietButton.setImageResource(R.drawable.ic_delete_black_18dp);
+                        diets.get(position).setFollowedByUser(!diets.get(position).isFollowedByUser());
+                    }
+                }
+            });
+        }
     }
 
     @Override
@@ -65,16 +110,21 @@ public class DietsAdapter extends RecyclerView.Adapter<DietsAdapter.DietViewHold
 
     static class DietViewHolder extends RecyclerView.ViewHolder {
         TextView name, description;
-        AppCompatImageButton addDietButton;
+        AppCompatImageButton acceptDietBtn, addDietButton;
 
         DietViewHolder(View v) {
             super(v);
             name = v.findViewById(R.id.diets_diet_name);
             description = v.findViewById(R.id.diets_diet_description);
+            acceptDietBtn = v.findViewById(R.id.restaurant_item_row_accept_btn);
             addDietButton = v.findViewById(R.id.diets_diet_subscribe);
         }
     }
 
+    public interface AcceptDietAdapterInteractionListener {
+        void onAcceptDietAdapterInteraction(Diet diet);
+    }
+
     public interface SubscribeDietsAdapterInteractionListener {
         void onSubscribeDietsAdapterInteraction(Diet diet);
     }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainActivity.java

@@ -299,6 +299,7 @@ public class MainActivity extends BaseActivity {
         private static final String JSON_TAG_RESTAURANT_LATITUDE = "restaurant_latitude";
         private static final String JSON_TAG_RESTAURANT_OPENING = "restaurant_opening";
         private static final String JSON_TAG_RESTAURANT_CLOSING = "restaurant_closing";
+        private static final String JSON_TAG_RESTAURANT_IS_ACCEPTED = "restaurant_is_approved";
 
         @Override
         protected void onPreExecute() {
@@ -378,7 +379,8 @@ public class MainActivity extends BaseActivity {
                             jsonRestaurant.getDouble(JSON_TAG_RESTAURANT_LONGITUDE),
                             jsonRestaurant.getDouble(JSON_TAG_RESTAURANT_LATITUDE),
                             jsonRestaurant.getString(JSON_TAG_RESTAURANT_OPENING),
-                            jsonRestaurant.getString(JSON_TAG_RESTAURANT_CLOSING)));
+                            jsonRestaurant.getString(JSON_TAG_RESTAURANT_CLOSING),
+                            jsonRestaurant.getBoolean(JSON_TAG_RESTAURANT_IS_ACCEPTED)));
                 }
                 return 1;
             } catch (Exception e) {

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainAdapter.java

@@ -11,21 +11,27 @@ import android.widget.TextView;
 import java.util.ArrayList;
 
 import androidx.annotation.NonNull;
+import androidx.appcompat.widget.AppCompatImageButton;
 import androidx.cardview.widget.CardView;
 import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.activities.restaurant.RestaurantActivity;
 import gr.auth.databases.flavours.model.Restaurant;
+import gr.auth.databases.flavours.session.SessionManager;
 
 import static gr.auth.databases.flavours.activities.restaurant.RestaurantActivity.BUNDLE_ARG_RESTAURANT;
+import static gr.auth.databases.flavours.base.BaseActivity.getSessionManager;
 
 public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantViewHolder> {
     private Context context;
     private ArrayList<Restaurant> restaurants;
+    private AcceptRestaurantAdapterInteractionListener acceptRestaurantAdapterInteractionListener;
 
-    public MainAdapter(Context context, ArrayList<Restaurant> restaurants) {
+    public MainAdapter(Context context, ArrayList<Restaurant> restaurants,
+                       AcceptRestaurantAdapterInteractionListener acceptRestaurantAdapterInteractionListener) {
         this.context = context;
         this.restaurants = restaurants;
+        this.acceptRestaurantAdapterInteractionListener = acceptRestaurantAdapterInteractionListener;
     }
 
     @NonNull
@@ -84,6 +90,24 @@ public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantView
                 holder.typeText.setText(context.getResources().getString(R.string.main_ethnic_type));
                 break;
         }
+
+        if (!restaurants.get(position).isAccepted() &&
+                (getSessionManager().getUserType() == SessionManager.UserType.MODERATOR)) {
+            holder.acceptRestaurantBtn.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    if (acceptRestaurantAdapterInteractionListener != null) {
+                        acceptRestaurantAdapterInteractionListener.
+                                onAcceptRestaurantAdapterInteraction(restaurants.get(holder.getAdapterPosition()));
+                        restaurants.get(holder.getAdapterPosition()).setAccepted(true);
+                        holder.acceptRestaurantBtn.setVisibility(View.GONE);
+                    }
+                }
+            });
+            holder.acceptRestaurantBtn.setVisibility(View.VISIBLE);
+        } else {
+            holder.acceptRestaurantBtn.setVisibility(View.GONE);
+        }
     }
 
     @Override
@@ -95,6 +119,7 @@ public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantView
         CardView card;
         TextView name, typeText, workingHours;
         ImageView typeImage;
+        AppCompatImageButton acceptRestaurantBtn;
 
         RestaurantViewHolder(View v) {
             super(v);
@@ -103,6 +128,11 @@ public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantView
             typeText = v.findViewById(R.id.main_row_type_txt);
             workingHours = v.findViewById(R.id.main_row_working_hours);
             typeImage = v.findViewById(R.id.main_row_type_img);
+            acceptRestaurantBtn = v.findViewById(R.id.main_row_accept_restaurant_btn);
         }
     }
+
+    public interface AcceptRestaurantAdapterInteractionListener {
+        void onAcceptRestaurantAdapterInteraction(Restaurant restaurant);
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/fragments/MainListFragment.java

@@ -1,5 +1,6 @@
 package gr.auth.databases.flavours.activities.main.fragments;
 
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -13,9 +14,14 @@ import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.activities.main.MainAdapter;
+import gr.auth.databases.flavours.base.BaseApplication;
 import gr.auth.databases.flavours.model.Restaurant;
+import okhttp3.Request;
+import okhttp3.RequestBody;
 
-public class MainListFragment extends Fragment {
+import static gr.auth.databases.flavours.session.SessionManager.acceptRestaurantUrl;
+
+public class MainListFragment extends Fragment implements MainAdapter.AcceptRestaurantAdapterInteractionListener {
     private static final String RESTAURANTS_TAG = "RESTAURANTS_TAG";
 
     private ArrayList<Restaurant> restaurants;
@@ -44,9 +50,46 @@ public class MainListFragment extends Fragment {
         LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
         recyclerView.setLayoutManager(layoutManager);
 
-        MainAdapter mainAdapter = new MainAdapter(getContext(), restaurants);
+        MainAdapter mainAdapter = new MainAdapter(getContext(), restaurants, this);
         recyclerView.setAdapter(mainAdapter);
 
         return rootView;
     }
+
+    @Override
+    public void onAcceptRestaurantAdapterInteraction(Restaurant restaurant) {
+        AcceptRestaurantTask acceptRestaurantTask = new AcceptRestaurantTask();
+        acceptRestaurantTask.execute(restaurant.getId());
+        restaurants.get(restaurants.indexOf(restaurant)).setAccepted(true);
+    }
+
+    private class AcceptRestaurantTask extends AsyncTask<Integer, Void, Integer> {
+        @Override
+        protected void onPreExecute() {
+        }
+
+        @Override
+        protected Integer doInBackground(Integer... params) {
+            RequestBody requestBody = RequestBody.create(null, new byte[]{});
+
+            //Builds the request
+            Request request = new Request.Builder()
+                    .patch(requestBody)
+                    .url(acceptRestaurantUrl + params[0] + "/")
+                    .build();
+
+            try {
+                //Makes request & handles response
+                BaseApplication.getInstance().getClient().newCall(request).execute();
+                return 0;
+            } catch (Exception e) {
+                e.printStackTrace();
+                return 2;
+            }
+        }
+
+        @Override
+        protected void onPostExecute(Integer result) {
+        }
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/restaurant/RestaurantActivity.java

@@ -213,6 +213,7 @@ public class RestaurantActivity extends BaseActivity
         private static final String JSON_TAG_RESTAURANT_LATITUDE = "restaurant_latitude";
         private static final String JSON_TAG_RESTAURANT_OPENING = "restaurant_opening";
         private static final String JSON_TAG_RESTAURANT_CLOSING = "restaurant_closing";
+        private static final String JSON_TAG_RESTAURANT_IS_ACCEPTED = "restaurant_is_approved";
         private static final String JSON_TAG_RESTAURANT_AVG_RATING_OBJ = "averageRating";
         private static final String JSON_TAG_RESTAURANT_AVG_RATING = "rating_grade__avg";
 
@@ -223,10 +224,12 @@ public class RestaurantActivity extends BaseActivity
         private static final String JSON_TAG_RESTAURANT_FOODS = "foods";
         private static final String JSON_TAG_RESTAURANT_FOOD_ID = "food_id";
         private static final String JSON_TAG_RESTAURANT_FOOD_NAME = "food_name";
+        private static final String JSON_TAG_RESTAURANT_FOOD_IS_ACCEPTED = "food_is_approved";
 
         private static final String JSON_TAG_RESTAURANT_DRINKS = "drinks";
         private static final String JSON_TAG_RESTAURANT_DRINK_ID = "drink_id";
         private static final String JSON_TAG_RESTAURANT_DRINK_NAME = "drink_name";
+        private static final String JSON_TAG_RESTAURANT_DRINK_IS_ACCEPTED = "drink_is_approved";
 
         private static final String JSON_TAG_RESTAURANT_RATINGS = "ratings";
         private static final String JSON_TAG_RESTAURANT_RATING_GRADE = "rating_grade";
@@ -284,6 +287,7 @@ public class RestaurantActivity extends BaseActivity
                         jsonRestaurantInfo.getDouble(JSON_TAG_RESTAURANT_LATITUDE),
                         jsonRestaurantInfo.getString(JSON_TAG_RESTAURANT_OPENING),
                         jsonRestaurantInfo.getString(JSON_TAG_RESTAURANT_CLOSING),
+                        jsonRestaurantInfo.getBoolean(JSON_TAG_RESTAURANT_IS_ACCEPTED),
                         avgRestaurantRating,
                         ratingsPerDiet);
 
@@ -292,7 +296,8 @@ public class RestaurantActivity extends BaseActivity
                     JSONObject food = jsonFoods.getJSONObject(foodIndex);
                     foods.add(new ItemSummary(food.getString(JSON_TAG_RESTAURANT_FOOD_NAME),
                             food.getInt(JSON_TAG_RESTAURANT_FOOD_ID),
-                            ItemSummary.ItemType.FOOD));
+                            ItemSummary.ItemType.FOOD,
+                            food.getBoolean(JSON_TAG_RESTAURANT_FOOD_IS_ACCEPTED)));
                 }
 
                 JSONArray jsonDrinks = jsonResponse.getJSONArray(JSON_TAG_RESTAURANT_DRINKS);
@@ -300,7 +305,8 @@ public class RestaurantActivity extends BaseActivity
                     JSONObject drink = jsonDrinks.getJSONObject(drinkIndex);
                     drinks.add(new ItemSummary(drink.getString(JSON_TAG_RESTAURANT_DRINK_NAME),
                             drink.getInt(JSON_TAG_RESTAURANT_DRINK_ID),
-                            ItemSummary.ItemType.DRINK));
+                            ItemSummary.ItemType.DRINK,
+                            drink.getBoolean(JSON_TAG_RESTAURANT_DRINK_IS_ACCEPTED)));
                 }
 
                 JSONArray jsonRatings = jsonResponse.getJSONArray(JSON_TAG_RESTAURANT_RATINGS);

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/restaurant/fragments/RestaurantDrinksFragment.java

@@ -1,5 +1,6 @@
 package gr.auth.databases.flavours.activities.restaurant.fragments;
 
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -11,10 +12,16 @@ import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
+import gr.auth.databases.flavours.base.BaseApplication;
 import gr.auth.databases.flavours.base.BaseFragment;
 import gr.auth.databases.flavours.model.ItemSummary;
+import okhttp3.Request;
+import okhttp3.RequestBody;
 
-public class RestaurantDrinksFragment extends BaseFragment {
+import static gr.auth.databases.flavours.session.SessionManager.acceptDrinkUrl;
+
+public class RestaurantDrinksFragment extends BaseFragment implements
+        RestaurantItemAdapter.AcceptItemAdapterInteractionListener {
 
     public RestaurantDrinksFragment() {
         // Required empty public constructor
@@ -43,7 +50,7 @@ public class RestaurantDrinksFragment extends BaseFragment {
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         final View rootView = inflater.inflate(R.layout.reusable_recycler_list, container, false);
         RestaurantItemAdapter itemAdapter = new RestaurantItemAdapter(fragmentInteractionListener,
-                ItemSummary.ItemType.DRINK, drinks);
+                ItemSummary.ItemType.DRINK, drinks, this);
         RecyclerView mainContent = rootView.findViewById(R.id.recycler_list);
         mainContent.setAdapter(itemAdapter);
         LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
@@ -52,7 +59,44 @@ public class RestaurantDrinksFragment extends BaseFragment {
         return rootView;
     }
 
+    @Override
+    public void onAcceptItemAdapterInteraction(ItemSummary item) {
+        AcceptItemTask acceptItemTask = new AcceptItemTask();
+        acceptItemTask.execute(item.getId());
+        drinks.get(drinks.indexOf(item)).setAccepted(true);
+    }
+
     public interface RestaurantDrinksFragmentInteractionListener extends FragmentInteractionListener {
         void onRestaurantDrinksFragmentInteraction(ItemSummary foodSummary);
     }
+
+    private class AcceptItemTask extends AsyncTask<Integer, Void, Integer> {
+        @Override
+        protected void onPreExecute() {
+        }
+
+        @Override
+        protected Integer doInBackground(Integer... params) {
+            RequestBody requestBody = RequestBody.create(null, new byte[]{});
+
+            //Builds the request
+            Request request = new Request.Builder()
+                    .patch(requestBody)
+                    .url(acceptDrinkUrl + params[0] + "/")
+                    .build();
+
+            try {
+                //Makes request & handles response
+                BaseApplication.getInstance().getClient().newCall(request).execute();
+                return 0;
+            } catch (Exception e) {
+                e.printStackTrace();
+                return 2;
+            }
+        }
+
+        @Override
+        protected void onPostExecute(Integer result) {
+        }
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/restaurant/fragments/RestaurantFoodsFragment.java

@@ -1,5 +1,6 @@
 package gr.auth.databases.flavours.activities.restaurant.fragments;
 
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -11,10 +12,16 @@ import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
+import gr.auth.databases.flavours.base.BaseApplication;
 import gr.auth.databases.flavours.base.BaseFragment;
 import gr.auth.databases.flavours.model.ItemSummary;
+import okhttp3.Request;
+import okhttp3.RequestBody;
 
-public class RestaurantFoodsFragment extends BaseFragment {
+import static gr.auth.databases.flavours.session.SessionManager.acceptFoodUrl;
+
+public class RestaurantFoodsFragment extends BaseFragment implements
+        RestaurantItemAdapter.AcceptItemAdapterInteractionListener {
 
     public RestaurantFoodsFragment() {
         // Required empty public constructor
@@ -43,7 +50,7 @@ public class RestaurantFoodsFragment extends BaseFragment {
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         final View rootView = inflater.inflate(R.layout.reusable_recycler_list, container, false);
         RestaurantItemAdapter itemAdapter = new RestaurantItemAdapter(fragmentInteractionListener,
-                ItemSummary.ItemType.FOOD, foods);
+                ItemSummary.ItemType.FOOD, foods, this);
         RecyclerView mainContent = rootView.findViewById(R.id.recycler_list);
         mainContent.setAdapter(itemAdapter);
         LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
@@ -52,7 +59,44 @@ public class RestaurantFoodsFragment extends BaseFragment {
         return rootView;
     }
 
+    @Override
+    public void onAcceptItemAdapterInteraction(ItemSummary item) {
+        AcceptItemTask acceptItemTask = new AcceptItemTask();
+        acceptItemTask.execute(item.getId());
+        foods.get(foods.indexOf(item)).setAccepted(true);
+    }
+
     public interface RestaurantFoodsFragmentInteractionListener extends FragmentInteractionListener {
         void onRestaurantFoodsFragmentInteraction(ItemSummary foodSummary);
     }
+
+    private class AcceptItemTask extends AsyncTask<Integer, Void, Integer> {
+        @Override
+        protected void onPreExecute() {
+        }
+
+        @Override
+        protected Integer doInBackground(Integer... params) {
+            RequestBody requestBody = RequestBody.create(null, new byte[]{});
+
+            //Builds the request
+            Request request = new Request.Builder()
+                    .patch(requestBody)
+                    .url(acceptFoodUrl + params[0] + "/")
+                    .build();
+
+            try {
+                //Makes request & handles response
+                BaseApplication.getInstance().getClient().newCall(request).execute();
+                return 0;
+            } catch (Exception e) {
+                e.printStackTrace();
+                return 2;
+            }
+        }
+
+        @Override
+        protected void onPostExecute(Integer result) {
+        }
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/restaurant/fragments/RestaurantItemAdapter.java

@@ -8,19 +8,25 @@ import android.widget.TextView;
 import java.util.ArrayList;
 
 import androidx.annotation.NonNull;
+import androidx.appcompat.widget.AppCompatImageButton;
 import androidx.cardview.widget.CardView;
 import androidx.recyclerview.widget.RecyclerView;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.base.BaseFragment;
 import gr.auth.databases.flavours.model.ItemSummary;
+import gr.auth.databases.flavours.session.SessionManager;
+
+import static gr.auth.databases.flavours.base.BaseActivity.getSessionManager;
 
 public class RestaurantItemAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
     private RestaurantFoodsFragment.RestaurantFoodsFragmentInteractionListener foodInteractionListener;
     private RestaurantDrinksFragment.RestaurantDrinksFragmentInteractionListener drinkInteractionListener;
     private final ArrayList<ItemSummary> items;
+    private AcceptItemAdapterInteractionListener acceptItemAdapterInteractionListener;
 
     RestaurantItemAdapter(BaseFragment.FragmentInteractionListener interactionListener,
-                          ItemSummary.ItemType itemType, ArrayList<ItemSummary> items) {
+                          ItemSummary.ItemType itemType, ArrayList<ItemSummary> items,
+                          AcceptItemAdapterInteractionListener acceptRestaurantAdapterInteractionListener) {
         if (itemType == ItemSummary.ItemType.FOOD) {
             this.foodInteractionListener = (RestaurantFoodsFragment.RestaurantFoodsFragmentInteractionListener) interactionListener;
         } else if (itemType == ItemSummary.ItemType.DRINK) {
@@ -28,6 +34,7 @@ public class RestaurantItemAdapter extends RecyclerView.Adapter<RecyclerView.Vie
         }
 
         this.items = items;
+        this.acceptItemAdapterInteractionListener = acceptRestaurantAdapterInteractionListener;
     }
 
     @NonNull
@@ -41,7 +48,7 @@ public class RestaurantItemAdapter extends RecyclerView.Adapter<RecyclerView.Vie
     @Override
     public void onBindViewHolder(@NonNull final RecyclerView.ViewHolder holder, int position) {
         ItemSummary item = items.get(position);
-        ItemViewHolder itemViewHolder = (ItemViewHolder) holder;
+        final ItemViewHolder itemViewHolder = (ItemViewHolder) holder;
 
         itemViewHolder.card.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -61,6 +68,24 @@ public class RestaurantItemAdapter extends RecyclerView.Adapter<RecyclerView.Vie
         });
 
         itemViewHolder.item.setText(item.getItemName());
+
+        if (!items.get(position).isAccepted() &&
+                (getSessionManager().getUserType() == SessionManager.UserType.MODERATOR)) {
+            itemViewHolder.acceptItem.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    if (acceptItemAdapterInteractionListener != null) {
+                        acceptItemAdapterInteractionListener.
+                                onAcceptItemAdapterInteraction(items.get(holder.getAdapterPosition()));
+                        items.get(holder.getAdapterPosition()).setAccepted(true);
+                        itemViewHolder.acceptItem.setVisibility(View.GONE);
+                    }
+                }
+            });
+            itemViewHolder.acceptItem.setVisibility(View.VISIBLE);
+        } else {
+            itemViewHolder.acceptItem.setVisibility(View.GONE);
+        }
     }
 
     @Override
@@ -71,11 +96,17 @@ public class RestaurantItemAdapter extends RecyclerView.Adapter<RecyclerView.Vie
     private static class ItemViewHolder extends RecyclerView.ViewHolder {
         CardView card;
         TextView item;
+        AppCompatImageButton acceptItem;
 
         ItemViewHolder(View itemView) {
             super(itemView);
             card = itemView.findViewById(R.id.restaurant_item_row_card);
             item = itemView.findViewById(R.id.restaurant_item_row_item);
+            acceptItem = itemView.findViewById(R.id.restaurant_item_row_accept_btn);
         }
     }
+
+    public interface AcceptItemAdapterInteractionListener {
+        void onAcceptItemAdapterInteraction(ItemSummary item);
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/model/Diet.java

@@ -3,13 +3,14 @@ package gr.auth.databases.flavours.model;
 public class Diet {
     private int id;
     private String name, description;
-    private boolean isFollowedByUser;
+    private boolean isFollowedByUser, isAccepted;
 
-    public Diet(int id, String name, String description, boolean isFollowedByUser) {
+    public Diet(int id, String name, String description, boolean isFollowedByUser, boolean isAccepted) {
         this.id = id;
         this.name = name;
         this.description = description;
         this.isFollowedByUser = isFollowedByUser;
+        this.isAccepted = isAccepted;
     }
 
     public int getId() {
@@ -31,4 +32,12 @@ public class Diet {
     public void setFollowedByUser(boolean followedByUser) {
         isFollowedByUser = followedByUser;
     }
+
+    public boolean isAccepted() {
+        return isAccepted;
+    }
+
+    public void setAccepted(boolean accepted) {
+        isAccepted = accepted;
+    }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/model/ItemSummary.java

@@ -46,11 +46,13 @@ public class ItemSummary implements Parcelable {
     private String itemName;
     private int id;
     private ItemType type;
+    private boolean isAccepted;
 
-    public ItemSummary(String item, int id, ItemType type) {
+    public ItemSummary(String item, int id, ItemType type, boolean isAccepted) {
         this.itemName = item;
         this.id = id;
         this.type = type;
+        this.isAccepted = isAccepted;
     }
 
     public String getItemName() {
@@ -65,6 +67,14 @@ public class ItemSummary implements Parcelable {
         return type;
     }
 
+    public boolean isAccepted() {
+        return isAccepted;
+    }
+
+    public void setAccepted(boolean accepted) {
+        isAccepted = accepted;
+    }
+
     @Override
     public int describeContents() {
         return 0;
@@ -75,6 +85,7 @@ public class ItemSummary implements Parcelable {
         out.writeInt(id);
         out.writeString(itemName);
         out.writeInt(type.getId());
+        out.writeByte((byte) (isAccepted ? 1 : 0));
     }
 
     public static final Parcelable.Creator<ItemSummary> CREATOR = new Parcelable.Creator<ItemSummary>() {
@@ -91,5 +102,6 @@ public class ItemSummary implements Parcelable {
         id = in.readInt();
         itemName = in.readString();
         type = ItemType.getEnumTypeFromId(in.readInt());
+        isAccepted = in.readByte() != 0;
     }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/model/Restaurant.java

@@ -59,12 +59,13 @@ public class Restaurant implements Parcelable {
         }
     }
 
-    private final int id;
-    private final String name, type, openingTime, closingTime;
-    private final double longitude, latitude;
+    private int id;
+    private String name, type, openingTime, closingTime;
+    private double longitude, latitude;
+    private boolean isAccepted;
 
     public Restaurant(int id, String name, String type, double longitude, double latitude,
-                      String openingTime, String closingTime) {
+                      String openingTime, String closingTime, boolean isAccepted) {
         this.id = id;
         this.name = name;
         this.type = type;
@@ -72,6 +73,7 @@ public class Restaurant implements Parcelable {
         this.latitude = latitude;
         this.openingTime = openingTime;
         this.closingTime = closingTime;
+        this.isAccepted = isAccepted;
     }
 
     public int getId() {
@@ -102,6 +104,14 @@ public class Restaurant implements Parcelable {
         return closingTime;
     }
 
+    public boolean isAccepted() {
+        return isAccepted;
+    }
+
+    public void setAccepted(boolean accepted) {
+        isAccepted = accepted;
+    }
+
     @Override
     public int describeContents() {
         return 0;
@@ -116,6 +126,7 @@ public class Restaurant implements Parcelable {
         out.writeDouble(latitude);
         out.writeString(openingTime);
         out.writeString(closingTime);
+        out.writeByte((byte) (isAccepted ? 1 : 0));
     }
 
     public static final Parcelable.Creator<Restaurant> CREATOR = new Parcelable.Creator<Restaurant>() {
@@ -136,5 +147,6 @@ public class Restaurant implements Parcelable {
         latitude = in.readDouble();
         openingTime = in.readString();
         closingTime = in.readString();
+        isAccepted = in.readByte() != 0;
     }
 }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/model/RestaurantUserView.java

@@ -9,9 +9,9 @@ public class RestaurantUserView extends Restaurant {
     private ArrayList<DietRatingPair> averageRatingPerDiet;
 
     public RestaurantUserView(int id, String name, String type, double longitude, double latitude,
-                              String openingTime, String closingTime, double averageRating,
+                              String openingTime, String closingTime, boolean isAccepted, double averageRating,
                               ArrayList<DietRatingPair> averageRatingPerDiet) {
-        super(id, name, type, longitude, latitude, openingTime, closingTime);
+        super(id, name, type, longitude, latitude, openingTime, closingTime, isAccepted);
         this.averageRating = averageRating;
         this.averageRatingPerDiet = averageRatingPerDiet;
     }

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/session/SessionManager.java

@@ -48,11 +48,11 @@ public class SessionManager {
     }
 
     //Generic constants
-    public static final String baseServerUrl = "http://83.212.109.171:8181/";
-    public static final String loginUrl = baseServerUrl + "api/rest-auth/login/";
-    public static final String signupUrl = baseServerUrl + "api/rest-auth/registration/";
-    public static final String logoutUrl = baseServerUrl + "api/rest-auth/logout/";
-    public static final String setUserBirthday = baseServerUrl + "api/setUserBirthday/";
+    private static final String baseServerUrl = "http://83.212.109.171:8181/";
+    private static final String loginUrl = baseServerUrl + "api/rest-auth/login/";
+    private static final String signupUrl = baseServerUrl + "api/rest-auth/registration/";
+    private static final String logoutUrl = baseServerUrl + "api/rest-auth/logout/";
+    private static final String setUserBirthday = baseServerUrl + "api/setUserBirthday/";
     public static final String restaurantsUrl = baseServerUrl + "api/restaurant/";
     public static final String restaurantsUserViewUrl = baseServerUrl + "api/restaurantUserView/";
     public static final String getUserDietsUrl = baseServerUrl + "api/userDiets/";
@@ -72,6 +72,10 @@ public class SessionManager {
     public static final String addDietUrl = baseServerUrl + "api/addDiet/";
     public static final String addIngredientToFoodUrl = baseServerUrl + "api/foodhasingredient/";
     public static final String addIngredientToDrinkUrl = baseServerUrl + "api/drinkhasingredient/";
+    public static final String acceptRestaurantUrl = baseServerUrl + "api/acceptRestaurant/";
+    public static final String acceptFoodUrl = baseServerUrl + "api/acceptFood/";
+    public static final String acceptDrinkUrl = baseServerUrl + "api/acceptDrink/";
+    public static final String acceptDietUrl = baseServerUrl + "api/acceptDiet/";
 
     // Client & Cookies
     private final OkHttpClient client;

UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/layout/activity_main_list_row.xml

@@ -13,10 +13,9 @@
     card_view:cardPreventCornerOverlap="false"
     card_view:cardUseCompatPadding="true">
 
-    <LinearLayout
+    <RelativeLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:orientation="horizontal"
         android:paddingStart="2dp"
         android:paddingTop="6dp"
         android:paddingEnd="4dp"
@@ -26,35 +25,45 @@
             android:id="@+id/main_row_type_img"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:contentDescription="@string/main_row_type" />
+            android:layout_alignParentStart="true"
+            android:layout_alignParentTop="true"
+            android:contentDescription="@string/main_row_type"
+            android:src="@drawable/restaurant_marker" />
 
-        <LinearLayout
-            android:layout_width="0dp"
+        <TextView
+            android:id="@+id/main_row_name"
+            android:layout_width="fill_parent"
             android:layout_height="wrap_content"
-            android:layout_marginStart="4dp"
-            android:layout_weight="0.5"
-            android:orientation="vertical">
+            android:layout_toStartOf="@+id/main_row_type_txt"
+            android:layout_toEndOf="@+id/main_row_type_img"
+            android:ellipsize="end"
+            android:text="@string/main_row_name"
+            android:textStyle="bold" />
 
-            <TextView
-                android:id="@+id/main_row_name"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:ellipsize="end"
-                android:text="@string/main_row_name"
-                android:textStyle="bold" />
-
-            <TextView
-                android:id="@+id/main_row_working_hours"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:text="@string/main_row_working_hours" />
-        </LinearLayout>
+        <TextView
+            android:id="@+id/main_row_working_hours"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:layout_below="@+id/main_row_name"
+            android:layout_toEndOf="@+id/main_row_type_img"
+            android:text="@string/main_row_working_hours" />
 
         <TextView
             android:id="@+id/main_row_type_txt"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
+            android:layout_alignParentEnd="true"
             android:contentDescription="@string/main_row_type"
             android:textColor="@color/colorAccent" />
-    </LinearLayout>
+
+        <androidx.appcompat.widget.AppCompatImageButton
+            android:id="@+id/main_row_accept_restaurant_btn"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@+id/main_row_type_img"
+            android:layout_alignParentEnd="true"
+            android:layout_gravity="end"
+            android:src="@drawable/ic_check_black_18dp"
+            android:visibility="gone" />
+    </RelativeLayout>
 </androidx.cardview.widget.CardView>

UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/layout/diets_row.xml

@@ -39,11 +39,25 @@
             android:ellipsize="end"
             android:text="@string/diet_description" />
 
-        <androidx.appcompat.widget.AppCompatImageButton
-            android:id="@+id/diets_diet_subscribe"
-            android:layout_width="wrap_content"
+        <LinearLayout
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_gravity="end"
-            android:src="@drawable/ic_add_black_18dp" />
+            android:gravity="end"
+            android:orientation="horizontal">
+
+            <androidx.appcompat.widget.AppCompatImageButton
+                android:id="@+id/restaurant_item_row_accept_btn"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:src="@drawable/ic_check_black_18dp"
+                android:visibility="gone" />
+
+            <androidx.appcompat.widget.AppCompatImageButton
+                android:id="@+id/diets_diet_subscribe"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:src="@drawable/ic_add_black_18dp" />
+        </LinearLayout>
     </LinearLayout>
 </androidx.cardview.widget.CardView>

UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/layout/restaurant_item_row.xml

@@ -13,11 +13,28 @@
     card_view:cardPreventCornerOverlap="false"
     card_view:cardUseCompatPadding="true">
 
-    <TextView
-        android:id="@+id/restaurant_item_row_item"
+    <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_margin="6dp"
-        android:textColor="@color/colorAccent"
-        android:textSize="16sp" />
+        android:orientation="vertical"
+        android:paddingStart="4dp"
+        android:paddingTop="6dp"
+        android:paddingEnd="4dp"
+        android:paddingBottom="6dp">
+
+        <TextView
+            android:id="@+id/restaurant_item_row_item"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textColor="@color/colorAccent"
+            android:textSize="16sp" />
+
+        <androidx.appcompat.widget.AppCompatImageButton
+            android:id="@+id/restaurant_item_row_accept_btn"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="end"
+            android:src="@drawable/ic_check_black_18dp"
+            android:visibility="gone" />
+    </LinearLayout>
 </androidx.cardview.widget.CardView>

UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/values/strings.xml

@@ -16,7 +16,7 @@
     <string name="sign_up_hint_birthday">Birthday</string>
     <string name="sign_up_btn_sign_up">SIGN UP</string>
     <string name="sign_up_btn_go_to_login">or login</string>
-    <string name="sign_up_birthday_placeholder">%1$d-%2$d-%3$d</string>
+    <string name="sign_up_birthday_placeholder">%1$d-%2$s-%3$s</string>
 
     <!-- Drawer -->
     <string name="drawer_home">Home</string>

UI/AndroidApp/flavoursWithoutBorders/build.gradle

@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:3.3.0'
         
 
         // NOTE: Do not place your application dependencies here; they belong

UI/AndroidApp/flavoursWithoutBorders/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
+#Mon Jan 14 20:35:57 EET 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip