API connection for restaurant view

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

@@ -265,7 +265,7 @@ public class AddRestaurantActivity extends BaseActivity implements AdapterView.O
 
         @Override
         protected Integer doInBackground(String... params) {
-            //Builds the signup request
+            //Builds the request
             RequestBody formBody = new FormBody.Builder()
                     .add(REQ_RESTAURANT_NAME, params[0])
                     .add(REQ_RESTAURANT_CATEGORY, params[1])

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

@@ -348,7 +348,7 @@ public class MainActivity extends BaseActivity {
                 requestUrl.append("filter_restaurant_calories=").append(maxCalories);
             }
 
-            //Builds the signup request
+            //Builds the request
             Request request = new Request.Builder()
                     .url(requestUrl.toString())
                     .build();

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

@@ -17,6 +17,8 @@ import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.activities.restaurant.RestaurantActivity;
 import gr.auth.databases.flavours.model.Restaurant;
 
+import static gr.auth.databases.flavours.activities.restaurant.RestaurantActivity.BUNDLE_ARG_RESTAURANT;
+
 public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantViewHolder> {
     private Context context;
     private ArrayList<Restaurant> restaurants;
@@ -36,11 +38,12 @@ public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantView
     }
 
     @Override
-    public void onBindViewHolder(@NonNull RestaurantViewHolder holder, int position) {
+    public void onBindViewHolder(@NonNull final RestaurantViewHolder holder, int position) {
         holder.card.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
                 Intent intent = new Intent(context, RestaurantActivity.class);
+                intent.putExtra(BUNDLE_ARG_RESTAURANT, restaurants.get(holder.getAdapterPosition()));
                 context.startActivity(intent);
             }
         });

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

@@ -1,13 +1,19 @@
 package gr.auth.databases.flavours.activities.restaurant;
 
 import android.content.Intent;
+import android.os.AsyncTask;
 import android.os.Bundle;
+import android.util.Log;
+import android.util.Pair;
 import android.view.MenuItem;
 import android.view.View;
 
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import com.google.android.material.tabs.TabLayout;
 
+import org.json.JSONArray;
+import org.json.JSONObject;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -29,23 +35,44 @@ import gr.auth.databases.flavours.activities.restaurant.fragments.RestaurantInfo
 import gr.auth.databases.flavours.activities.restaurant.fragments.RestaurantRatingsFragment;
 import gr.auth.databases.flavours.base.BaseActivity;
 import gr.auth.databases.flavours.model.ItemSummary;
+import gr.auth.databases.flavours.model.Restaurant;
+import gr.auth.databases.flavours.model.RestaurantRating;
+import gr.auth.databases.flavours.model.RestaurantUserView;
+import okhttp3.Request;
+import okhttp3.Response;
+import okhttp3.ResponseBody;
 
 import static gr.auth.databases.flavours.activities.AddItemActivity.BUNDLE_ADD_ITEM_ITEM_TYPE;
+import static gr.auth.databases.flavours.session.SessionManager.restaurantsUserViewUrl;
 
 public class RestaurantActivity extends BaseActivity
         implements RestaurantFoodsFragment.RestaurantFoodsFragmentInteractionListener,
         RestaurantDrinksFragment.RestaurantDrinksFragmentInteractionListener {
+    public static final String BUNDLE_ARG_RESTAURANT = "BUNDLE_ARG_RESTAURANT";
+
+    private static Restaurant mRestaurant;
+    private static RestaurantUserView restaurant;
+    private ArrayList<ItemSummary> foods = new ArrayList<>();
+    private ArrayList<ItemSummary> drinks = new ArrayList<>();
+    ArrayList<RestaurantRating> ratings = new ArrayList<>();
+
     private ViewPager viewPager;
+    private TabLayout tabLayout;
     private FloatingActionButton FAB;
 
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_restaurant);
 
+        Bundle extras = getIntent().getExtras();
+        assert extras != null;
+        mRestaurant = (Restaurant) extras.getParcelable(BUNDLE_ARG_RESTAURANT);
+
         Toolbar toolbar = findViewById(R.id.restaurant_toolbar);
-        toolbar.setTitle("Αιθερόπλοο");
         setSupportActionBar(toolbar);
+        toolbar.setTitle(mRestaurant.getName());
         ActionBar actionbar = getSupportActionBar();
         if (actionbar != null) {
             actionbar.setDisplayHomeAsUpEnabled(true);
@@ -92,9 +119,10 @@ public class RestaurantActivity extends BaseActivity
             }
         });
 
-        setupViewPager(viewPager);
+        tabLayout = findViewById(R.id.restaurant_tabs);
-        TabLayout tabLayout = findViewById(R.id.restaurant_tabs);
+
-        tabLayout.setupWithViewPager(viewPager);
+        RestaurantTask restaurantTask = new RestaurantTask();
+        restaurantTask.execute();
     }
 
     @Override
@@ -132,10 +160,10 @@ public class RestaurantActivity extends BaseActivity
 
     private void setupViewPager(ViewPager viewPager) {
         RestaurantPagerAdapter adapter = new RestaurantPagerAdapter(getSupportFragmentManager());
-        adapter.addFrag(RestaurantInfoFragment.newInstance(64), "INFO");
+        adapter.addFrag(RestaurantInfoFragment.newInstance(restaurant), "INFO");
-        adapter.addFrag(RestaurantFoodsFragment.newInstance(64), "FOOD");
+        adapter.addFrag(RestaurantFoodsFragment.newInstance(foods), "FOOD");
-        adapter.addFrag(RestaurantDrinksFragment.newInstance(64), "DRINKS");
+        adapter.addFrag(RestaurantDrinksFragment.newInstance(drinks), "DRINKS");
-        adapter.addFrag(RestaurantRatingsFragment.newInstance(64), "RATINGS");
+        adapter.addFrag(RestaurantRatingsFragment.newInstance(ratings), "RATINGS");
         viewPager.setAdapter(adapter);
     }
 
@@ -168,4 +196,128 @@ public class RestaurantActivity extends BaseActivity
             return mFragmentTitleList.get(position);
         }
     }
+
+    private class RestaurantTask extends AsyncTask<Void, Void, Integer> {
+        private static final String JSON_TAG_RESTAURANT_INFO = "restaurantInfo";
+        private static final String JSON_TAG_RESTAURANT_ID = "restaurant_id";
+        private static final String JSON_TAG_RESTAURANT_NAME = "restaurant_name";
+        private static final String JSON_TAG_RESTAURANT_CATEGORY = "restaurant_category";
+        private static final String JSON_TAG_RESTAURANT_LONGITUDE = "restaurant_longitude";
+        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_AVG_RATING_OBJ = "averageRating";
+
+        private static final String JSON_TAG_RESTAURANT_AVG_RATING = "rating_grade__avg";
+
+        private static final String JSON_TAG_RESTAURANT_RATINGS_PER_DIET = "avgRatingPerDiet";
+        private static final String JSON_TAG_RESTAURANT_RATINGS_PER_DIET_NAME = "diet_name";
+        private static final String JSON_TAG_RESTAURANT_RATINGS_PER_DIET_RATING = "average_rating";
+
+        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_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_RATINGS = "ratings";
+        private static final String JSON_TAG_RESTAURANT_RATING_GRADE = "rating_grade";
+        private static final String JSON_TAG_RESTAURANT_RATING_USERNAME = "username";
+        private static final String JSON_TAG_RESTAURANT_RATING_TEXT = "rating_text";
+        private static final String JSON_TAG_RESTAURANT_RATING_DATE = "rating_date";
+        private static final String JSON_TAG_RESTAURANT_RATING_ACCESSIBILITY = "rating_accessibility";
+
+
+        @Override
+        protected void onPreExecute() {
+            foods.clear();
+            drinks.clear();
+            ratings.clear();
+        }
+
+        @Override
+        protected Integer doInBackground(Void... params) {
+            String requestUrl = restaurantsUserViewUrl + mRestaurant.getId() + "/";
+
+            //Builds the request
+            Request request = new Request.Builder()
+                    .url(requestUrl)
+                    .build();
+
+            try {
+                //Makes request & handles response
+                Response response = client.newCall(request).execute();
+
+                ResponseBody responseBody = response.body();
+                assert responseBody != null;
+                String result = responseBody.string();
+                JSONObject jsonResponce = new JSONObject(result);
+
+                JSONObject jsonRestaurantInfo = jsonResponce.getJSONObject(JSON_TAG_RESTAURANT_INFO);
+                JSONArray jsonRatingsPerDiet = jsonResponce.getJSONArray(JSON_TAG_RESTAURANT_RATINGS_PER_DIET);
+                ArrayList<Pair<String, Double>> ratingsPerDiet = new ArrayList<>();
+
+                for (int dietIndex = 0; dietIndex < jsonRatingsPerDiet.length(); ++dietIndex) {
+                    JSONObject dietAvgRating = (JSONObject) jsonRatingsPerDiet.get(dietIndex);
+                    ratingsPerDiet.add(new Pair<>(dietAvgRating.getString(JSON_TAG_RESTAURANT_RATINGS_PER_DIET_NAME),
+                            dietAvgRating.getDouble(JSON_TAG_RESTAURANT_RATINGS_PER_DIET_RATING)));
+                }
+
+                restaurant = new RestaurantUserView(jsonRestaurantInfo.getInt(JSON_TAG_RESTAURANT_ID),
+                        jsonRestaurantInfo.getString(JSON_TAG_RESTAURANT_NAME),
+                        jsonRestaurantInfo.getString(JSON_TAG_RESTAURANT_CATEGORY),
+                        jsonRestaurantInfo.getDouble(JSON_TAG_RESTAURANT_LONGITUDE),
+                        jsonRestaurantInfo.getDouble(JSON_TAG_RESTAURANT_LATITUDE),
+                        jsonRestaurantInfo.getString(JSON_TAG_RESTAURANT_OPENING),
+                        jsonRestaurantInfo.getString(JSON_TAG_RESTAURANT_CLOSING),
+                        jsonResponce.getJSONObject(JSON_TAG_RESTAURANT_AVG_RATING_OBJ).getDouble(JSON_TAG_RESTAURANT_AVG_RATING),
+                        ratingsPerDiet);
+
+                JSONArray jsonFoods = jsonResponce.getJSONArray(JSON_TAG_RESTAURANT_FOODS);
+                Log.d("THISSS", "jsonFoods size = " + jsonFoods.length());
+                for (int foodIndex = 0; foodIndex < jsonFoods.length(); ++foodIndex) {
+                    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));
+                }
+                Log.d("THISSS", "foods size = " + foods.size());
+
+
+                JSONArray jsonDrinks = jsonResponce.getJSONArray(JSON_TAG_RESTAURANT_DRINKS);
+                Log.d("THISSS", "jsonDrinks size = " + jsonDrinks.length());
+                for (int drinkIndex = 0; drinkIndex < jsonDrinks.length(); ++drinkIndex) {
+                    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));
+                }
+                Log.d("THISSS", "drinks size = " + drinks.size());
+
+                JSONArray jsonRatings = jsonResponce.getJSONArray(JSON_TAG_RESTAURANT_RATINGS);
+                for (int ratingIndex = 0; ratingIndex < jsonRatings.length(); ++ratingIndex) {
+                    JSONObject rating = jsonRatings.getJSONObject(ratingIndex);
+                    ratings.add(new RestaurantRating(rating.getInt(JSON_TAG_RESTAURANT_RATING_GRADE),
+                            rating.getString(JSON_TAG_RESTAURANT_RATING_USERNAME),
+                            rating.getString(JSON_TAG_RESTAURANT_RATING_TEXT),
+                            rating.getString(JSON_TAG_RESTAURANT_RATING_DATE),
+                            RestaurantRating.Accessibility.getEnumTypeFromString(
+                                    rating.getString(JSON_TAG_RESTAURANT_RATING_ACCESSIBILITY))));
+                }
+
+                return 1;
+            } catch (Exception e) {
+                e.printStackTrace();
+                return 2;
+            }
+        }
+
+        @Override
+        protected void onPostExecute(Integer result) { //Handle attempt result
+            setupViewPager(viewPager);
+            tabLayout.setupWithViewPager(viewPager);
+        }
+    }
 }

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

@@ -20,14 +20,14 @@ public class RestaurantDrinksFragment extends BaseFragment {
         // Required empty public constructor
     }
 
-    private static final String RESTAURANT_ID = "RESTAURANT_ID";
+    private static final String RESTAURANT_DRINKS = "RESTAURANT_DRINKS";
 
-    private int restaurantId;
+    private ArrayList<ItemSummary> drinks;
 
-    public static RestaurantDrinksFragment newInstance(int restaurantId) {
+    public static RestaurantDrinksFragment newInstance(ArrayList<ItemSummary> drinks) {
         RestaurantDrinksFragment fragment = new RestaurantDrinksFragment();
         Bundle args = new Bundle();
-        args.putInt(RESTAURANT_ID, restaurantId);
+        args.putParcelableArrayList(RESTAURANT_DRINKS, drinks);
         fragment.setArguments(args);
         return fragment;
     }
@@ -36,17 +36,12 @@ public class RestaurantDrinksFragment extends BaseFragment {
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         assert getArguments() != null;
-        restaurantId = getArguments().getInt(RESTAURANT_ID);
+        drinks = getArguments().getParcelableArrayList(RESTAURANT_DRINKS);
     }
 
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         final View rootView = inflater.inflate(R.layout.reusable_recycler_list, container, false);
-
-        ArrayList<ItemSummary> drinks = new ArrayList<>();
-        drinks.add(new ItemSummary("White russian", 5, ItemSummary.ItemType.DRINK));
-        drinks.add(new ItemSummary("Τσίπουρο Τσάπουρας", 5, ItemSummary.ItemType.DRINK));
-
         RestaurantItemAdapter itemAdapter = new RestaurantItemAdapter(fragmentInteractionListener,
                 ItemSummary.ItemType.DRINK, drinks);
         RecyclerView mainContent = rootView.findViewById(R.id.recycler_list);

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

@@ -20,14 +20,14 @@ public class RestaurantFoodsFragment extends BaseFragment {
         // Required empty public constructor
     }
 
-    private static final String RESTAURANT_ID = "RESTAURANT_ID";
+    private static final String RESTAURANT_FOODS = "RESTAURANT_FOODS";
 
-    private int restaurantId;
+    private ArrayList<ItemSummary> foods;
 
-    public static RestaurantFoodsFragment newInstance(int restaurantId) {
+    public static RestaurantFoodsFragment newInstance(ArrayList<ItemSummary> foods) {
         RestaurantFoodsFragment fragment = new RestaurantFoodsFragment();
         Bundle args = new Bundle();
-        args.putInt(RESTAURANT_ID, restaurantId);
+        args.putParcelableArrayList(RESTAURANT_FOODS, foods);
         fragment.setArguments(args);
         return fragment;
     }
@@ -36,17 +36,12 @@ public class RestaurantFoodsFragment extends BaseFragment {
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         assert getArguments() != null;
-        restaurantId = getArguments().getInt(RESTAURANT_ID);
+        foods = getArguments().getParcelableArrayList(RESTAURANT_FOODS);
     }
 
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         final View rootView = inflater.inflate(R.layout.reusable_recycler_list, container, false);
-
-        ArrayList<ItemSummary> foods = new ArrayList<>();
-        foods.add(new ItemSummary("Γιουβαρλάκια", 5, ItemSummary.ItemType.FOOD));
-        foods.add(new ItemSummary("Γεμιστά", 5, ItemSummary.ItemType.FOOD));
-
         RestaurantItemAdapter itemAdapter = new RestaurantItemAdapter(fragmentInteractionListener,
                 ItemSummary.ItemType.FOOD, foods);
         RecyclerView mainContent = rootView.findViewById(R.id.recycler_list);

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

@@ -1,6 +1,7 @@
 package gr.auth.databases.flavours.activities.restaurant.fragments;
 
 import android.os.Bundle;
+import android.util.Pair;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -18,6 +19,7 @@ import com.google.android.gms.maps.model.MarkerOptions;
 import androidx.annotation.NonNull;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.base.BaseFragment;
+import gr.auth.databases.flavours.model.RestaurantUserView;
 
 public class RestaurantInfoFragment extends BaseFragment implements OnMapReadyCallback {
     private MapView gMapView = null;
@@ -26,14 +28,14 @@ public class RestaurantInfoFragment extends BaseFragment implements OnMapReadyCa
         // Required empty public constructor
     }
 
-    private static final String RESTAURANT_ID = "RESTAURANT_ID";
+    private static final String RESTAURANT_INFO = "RESTAURANT_INFO";
 
-    private int restaurantId;
+    private RestaurantUserView restaurant;
 
-    public static RestaurantInfoFragment newInstance(int restaurantId) {
+    public static RestaurantInfoFragment newInstance(RestaurantUserView restaurant) {
         RestaurantInfoFragment fragment = new RestaurantInfoFragment();
         Bundle args = new Bundle();
-        args.putInt(RESTAURANT_ID, restaurantId);
+        args.putParcelable(RESTAURANT_INFO, restaurant);
         fragment.setArguments(args);
         return fragment;
     }
@@ -42,7 +44,7 @@ public class RestaurantInfoFragment extends BaseFragment implements OnMapReadyCa
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         assert getArguments() != null;
-        restaurantId = getArguments().getInt(RESTAURANT_ID);
+        restaurant = getArguments().getParcelable(RESTAURANT_INFO);
     }
 
     @Override
@@ -50,21 +52,28 @@ public class RestaurantInfoFragment extends BaseFragment implements OnMapReadyCa
         final View rootView = inflater.inflate(R.layout.fragment_restaurant_info, container, false);
 
         TextView workingHours = rootView.findViewById(R.id.restaurant_working_hours);
+        if (restaurant.getOpeningTime() != null && restaurant.getClosingTime() != null) {
             workingHours.setText(getString(R.string.restaurant_working_hours,
-                "12:00", "01:30"));
+                    restaurant.getOpeningTime(), restaurant.getClosingTime()));
+        } else {
+            workingHours.setText(getString(R.string.restaurant_working_hours, "-", "-"));
+        }
         TextView type = rootView.findViewById(R.id.restaurant_type);
-        type.setText(getString(R.string.restaurant_type, "Bar"));
+        type.setText(getString(R.string.restaurant_type, restaurant.getType()));
         TextView averageRatings = rootView.findViewById(R.id.restaurant_average_rating);
-        averageRatings.setText(getString(R.string.restaurant_average_rating, 4.78));
+        averageRatings.setText(getString(R.string.restaurant_average_rating, restaurant.getAverageRating()));
 
+        if (!restaurant.getAverageRatingPerDiet().isEmpty()) {
             LinearLayout averageRatingPerDiet = rootView.findViewById(R.id.restaurant_average_rating_per_diet);
             averageRatingPerDiet.setVisibility(View.VISIBLE);
+
+            for (Pair<String, Double> rating : restaurant.getAverageRatingPerDiet()) {
                 TextView dietRatingView = new TextView(getContext());
-        dietRatingView.setText(getString(R.string.restaurant_diet_average_rating, "όγκος", 4.65));
+                dietRatingView.setText(getString(R.string.restaurant_diet_average_rating,
-        averageRatingPerDiet.addView(dietRatingView);
+                        rating.first, rating.second));
-        dietRatingView = new TextView(getContext());
-        dietRatingView.setText(getString(R.string.restaurant_diet_average_rating, "vegan", 2.23));
                 averageRatingPerDiet.addView(dietRatingView);
+            }
+        }
 
         gMapView = rootView.findViewById(R.id.restaurant_map);
         gMapView.getMapAsync(this);
@@ -129,11 +138,11 @@ public class RestaurantInfoFragment extends BaseFragment implements OnMapReadyCa
      */
     @Override
     public void onMapReady(GoogleMap googleMap) {
-        LatLng aitheroploo = new LatLng(40.6144, 22.9598);
+        LatLng restaurantLocation = new LatLng(restaurant.getLatitude(), restaurant.getLongitude());
         googleMap.addMarker(new MarkerOptions()
-                .position(aitheroploo)
+                .position(restaurantLocation)
-                .title("Αιθερόπλοο")
+                .title(restaurant.getName())
                 .icon(BitmapDescriptorFactory.fromResource(R.drawable.pub_marker)));
-        googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(aitheroploo, 12.0f));
+        googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(restaurantLocation, 12.0f));
     }
 }

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

@@ -23,14 +23,14 @@ public class RestaurantRatingsFragment extends Fragment {
         // Required empty public constructor
     }
 
-    private static final String RESTAURANT_ID = "RESTAURANT_ID";
+    private static final String RESTAURANT_RATINGS = "RESTAURANT_RATINGS";
 
-    private int restaurantId;
+    private ArrayList<RestaurantRating> ratings;
 
-    public static RestaurantRatingsFragment newInstance(int restaurantId) {
+    public static RestaurantRatingsFragment newInstance(ArrayList<RestaurantRating> ratings) {
         RestaurantRatingsFragment fragment = new RestaurantRatingsFragment();
         Bundle args = new Bundle();
-        args.putInt(RESTAURANT_ID, restaurantId);
+        args.putParcelableArrayList(RESTAURANT_RATINGS, ratings);
         fragment.setArguments(args);
         return fragment;
     }
@@ -39,22 +39,12 @@ public class RestaurantRatingsFragment extends Fragment {
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         assert getArguments() != null;
-        restaurantId = getArguments().getInt(RESTAURANT_ID);
+        ratings = getArguments().getParcelableArrayList(RESTAURANT_RATINGS);
     }
 
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         final View rootView = inflater.inflate(R.layout.reusable_recycler_list, container, false);
-
-        ArrayList<RestaurantRating> ratings = new ArrayList<>();
-        ratings.add(new RestaurantRating(5, "Ανώνυμος", "Πάρα πολύ καλό!", "2018-01-04", RestaurantRating.Accessibility.MODERATE));
-        ratings.add(new RestaurantRating(5, "Ανύπαρκτος", "Εξαιρετικό service.\nΘα ξαναπάω!", "2018-06-08", RestaurantRating.Accessibility.EASY));
-        ratings.add(new RestaurantRating(4, "Γαρδένιος ο Stoner", "-", "2018-06-08", RestaurantRating.Accessibility.EASY));
-        ratings.add(new RestaurantRating(4, "Μαγκούστα", "Μου άρεσε.", "2018-06-08", RestaurantRating.Accessibility.MODERATE));
-        ratings.add(new RestaurantRating(5, "Νταλίκας", "Τέλειο.", "2018-06-08", RestaurantRating.Accessibility.EASY));
-        ratings.add(new RestaurantRating(2, "Ms Godzila", "Το φαϊ άργησε πάρα πολύ!", "2018-06-08", null));
-        ratings.add(new RestaurantRating(4, "eddie lives inside you", "-", "2018-06-08", RestaurantRating.Accessibility.MODERATE));
-
         Context context = getContext();
         assert context != null;
         RestaurantRatingsAdapter itemAdapter = new RestaurantRatingsAdapter(context, ratings);

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

@@ -1,22 +1,60 @@
 package gr.auth.databases.flavours.model;
 
-public class ItemSummary {
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import androidx.annotation.Nullable;
+
+public class ItemSummary implements Parcelable {
     public enum ItemType {
-        FOOD, DRINK
+        FOOD(0), DRINK(1), UNSUPPORTED(-1);
+
+        private int id;
+
+        ItemType(int id) {
+            this.id = id;
+        }
+
+        public int getId() {
+            return id;
         }
 
-    private String item;
+        @Nullable
+        public static String getWorkingTypeFromId(int id) {
+            switch (id) {
+                case 0:
+                    return "Food";
+                case 1:
+                    return "Drink";
+                default:
+                    return null;
+            }
+        }
+
+        public static ItemType getEnumTypeFromId(int id) {
+            switch (id) {
+                case 0:
+                    return FOOD;
+                case 1:
+                    return DRINK;
+                default:
+                    return UNSUPPORTED;
+            }
+        }
+    }
+
+    private String itemName;
     private int id;
     private ItemType type;
 
     public ItemSummary(String item, int id, ItemType type) {
-        this.item = item;
+        this.itemName = item;
         this.id = id;
         this.type = type;
     }
 
     public String getItem() {
-        return item;
+        return itemName;
     }
 
     public int getId() {
@@ -26,4 +64,32 @@ public class ItemSummary {
     public ItemType getType() {
         return type;
     }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeInt(id);
+        out.writeString(itemName);
+        out.writeInt(type.getId());
+    }
+
+    public static final Parcelable.Creator<ItemSummary> CREATOR = new Parcelable.Creator<ItemSummary>() {
+        public ItemSummary createFromParcel(Parcel in) {
+            return new ItemSummary(in);
+        }
+
+        public ItemSummary[] newArray(int size) {
+            return new ItemSummary[size];
+        }
+    };
+
+    private ItemSummary(Parcel in) {
+        id = in.readInt();
+        itemName = in.readString();
+        type = ItemType.getEnumTypeFromId(in.readInt());
+    }
 }

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

@@ -1,6 +1,9 @@
 package gr.auth.databases.flavours.model;
 
-public class Rating {
+import android.os.Parcel;
+import android.os.Parcelable;
+
+public class Rating implements Parcelable {
     private int grade;
     private String username, text, date;
 
@@ -26,4 +29,34 @@ public class Rating {
     public String getDate() {
         return date;
     }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeInt(getGrade());
+        out.writeString(getUsername());
+        out.writeString(getText());
+        out.writeString(getDate());
+    }
+
+    public static final Parcelable.Creator<Rating> CREATOR = new Parcelable.Creator<Rating>() {
+        public Rating createFromParcel(Parcel in) {
+            return new Rating(in);
+        }
+
+        public Rating[] newArray(int size) {
+            return new Rating[size];
+        }
+    };
+
+    Rating(Parcel in) {
+        grade = in.readInt();
+        username = in.readString();
+        text = in.readString();
+        date = in.readString();
+    }
 }

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

@@ -128,7 +128,7 @@ public class Restaurant implements Parcelable {
         }
     };
 
-    private Restaurant(Parcel in) {
+    Restaurant(Parcel in) {
         id = in.readInt();
         name = in.readString();
         type = in.readString();

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

@@ -1,5 +1,7 @@
 package gr.auth.databases.flavours.model;
 
+import android.os.Parcel;
+
 import androidx.annotation.Nullable;
 
 public class RestaurantRating extends Rating {
@@ -42,6 +44,19 @@ public class RestaurantRating extends Rating {
                     return UNSUPPORTED;
             }
         }
+
+        public static Accessibility getEnumTypeFromString(String possible) {
+            switch (possible.toLowerCase()) {
+                case "easy":
+                    return EASY;
+                case "moderate":
+                    return MODERATE;
+                case "hard":
+                    return HARD;
+                default:
+                    return UNSUPPORTED;
+            }
+        }
     }
 
     private Accessibility accessibility;
@@ -54,4 +69,31 @@ public class RestaurantRating extends Rating {
     public Accessibility getAccessibility() {
         return accessibility;
     }
+
+    private RestaurantRating(Parcel in) {
+        super(in);
+        accessibility = Accessibility.getEnumTypeFromId(in.readInt());
+    }
+
+    public static final Creator<RestaurantRating> CREATOR = new Creator<RestaurantRating>() {
+        @Override
+        public RestaurantRating createFromParcel(Parcel in) {
+            return new RestaurantRating(in);
+        }
+
+        @Override
+        public RestaurantRating[] newArray(int size) {
+            return new RestaurantRating[size];
+        }
+    };
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+        super.writeToParcel(dest, flags);
+        dest.writeInt(accessibility.getId());
+    }
+
+    public int describeContents() {
+        return 0;
+    }
 }

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

@@ -0,0 +1,56 @@
+package gr.auth.databases.flavours.model;
+
+import android.os.Parcel;
+import android.util.Pair;
+
+import java.util.ArrayList;
+
+public class RestaurantUserView extends Restaurant {
+    private double averageRating;
+    private ArrayList<Pair<String, Double>> averageRatingPerDiet;
+
+    public RestaurantUserView(int id, String name, String type, double longitude, double latitude,
+                              String openingTime, String closingTime, double averageRating,
+                              ArrayList<Pair<String, Double>> averageRatingPerDiet) {
+        super(id, name, type, longitude, latitude, openingTime, closingTime);
+        this.averageRating = averageRating;
+        this.averageRatingPerDiet = averageRatingPerDiet;
+    }
+
+    public double getAverageRating() {
+        return averageRating;
+    }
+
+    public ArrayList<Pair<String, Double>> getAverageRatingPerDiet() {
+        return averageRatingPerDiet;
+    }
+
+    private RestaurantUserView(Parcel in) {
+        super(in);
+        averageRating = in.readDouble();
+        averageRatingPerDiet = (ArrayList<Pair<String, Double>>) in.readArrayList(Pair.class.getClassLoader());
+    }
+
+    public static final Creator<RestaurantUserView> CREATOR = new Creator<RestaurantUserView>() {
+        @Override
+        public RestaurantUserView createFromParcel(Parcel in) {
+            return new RestaurantUserView(in);
+        }
+
+        @Override
+        public RestaurantUserView[] newArray(int size) {
+            return new RestaurantUserView[size];
+        }
+    };
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+        super.writeToParcel(dest, flags);
+        dest.writeDouble(averageRating);
+        dest.writeList(averageRatingPerDiet);
+    }
+
+    public int describeContents() {
+        return 0;
+    }
+}

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

@@ -54,6 +54,7 @@ public class SessionManager {
     public static final String logoutUrl = baseServerUrl + "api/rest-auth/logout/";
     public static final String setUserBirthday = baseServerUrl + "api/setUserBirthday/";
     public static final String restaurantsUrl = baseServerUrl + "api/restaurant/";
+    public static final String restaurantsUserViewUrl = baseServerUrl + "api/restaurantUserView/";
 
     // Client & Cookies
     private final OkHttpClient client;

UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/utils/RestaurantRatingsAdapter.java

@@ -39,7 +39,8 @@ public class RestaurantRatingsAdapter extends RecyclerView.Adapter<RestaurantRat
         holder.grade.setText(context.getString(R.string.restaurant_ratings_row_grade_placeholder,
                 ratings.get(position).getGrade()));
 
-        if (ratings.get(position).getAccessibility() != null) {
+        if (ratings.get(position).getAccessibility() != null &&
+                ratings.get(position).getAccessibility() != RestaurantRating.Accessibility.UNSUPPORTED) {
             holder.accessibility.setVisibility(View.VISIBLE);
             holder.accessibility.setText(context.getString(R.string.restaurant_ratings_row_accessibility_placeholder,
                     ratings.get(position).getAccessibility().toString()));
@@ -47,7 +48,13 @@ public class RestaurantRatingsAdapter extends RecyclerView.Adapter<RestaurantRat
             holder.accessibility.setVisibility(View.GONE);
         }
 
+        if (!ratings.get(position).getText().equals("null")) {
+            holder.text.setVisibility(View.VISIBLE);
             holder.text.setText(ratings.get(position).getText());
+        } else {
+            holder.text.setVisibility(View.GONE);
+        }
+
     }
 
     @Override