[android] Implemented base logic for showing the guests/romms bottom sheet by clicking on rooms chip in toolbar

android/res/layout/activity_map.xml

@@ -99,6 +99,7 @@
   <include layout="@layout/elevation_profile_bottom_sheet" />
   <include layout="@layout/main_menu_bottom_sheet" />
   <include layout="@layout/guides_gallery_bottom_sheet" />
+  <include layout="@layout/guests_and_rooms_menu_bottom_sheet" />
   <com.google.android.material.appbar.AppBarLayout
     android:id="@+id/app_bar"
     app:layout_behavior="@string/placepage_toolbar_behavior"

android/res/layout/fragment_search.xml

@@ -7,6 +7,7 @@
   android:layout_width="match_parent"
   android:layout_height="match_parent">
   <androidx.coordinatorlayout.widget.CoordinatorLayout
+    android:id="@+id/coordinator"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
@@ -85,6 +86,7 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"/>
     </FrameLayout>
+    <include layout="@layout/guests_and_rooms_menu_bottom_sheet" />
   </androidx.coordinatorlayout.widget.CoordinatorLayout>
 </FrameLayout>
 

android/res/layout/guests_and_rooms_menu_bottom_sheet.xml

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.core.widget.NestedScrollView
+  xmlns:android="http://schemas.android.com/apk/res/android"
+  xmlns:app="http://schemas.android.com/apk/res-auto"
+  android:id="@+id/guests_and_rooms_menu_sheet"
+  android:layout_width="match_parent"
+  android:layout_height="wrap_content"
+  android:background="?windowBackgroundForced"
+  android:clickable="true"
+  android:fillViewport="true"
+  android:focusable="true"
+  app:behavior_defaultState="hidden"
+  app:behavior_hideable="true"
+  app:behavior_peekHeight="0dp"
+  app:behavior_skipAnchored="true"
+  app:behavior_skipCollapsed="true"
+  app:layout_behavior="com.google.android.material.bottomsheet.BottomSheetBehavior">
+  <LinearLayout
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="?cardBackground"
+    android:orientation="vertical">
+    <TextView
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:paddingStart="@dimen/margin_base"
+      android:paddingTop="@dimen/margin_half_plus"
+      android:paddingEnd="@dimen/margin_base"
+      android:paddingBottom="@dimen/margin_half_plus"
+      android:text="@string/guests_picker_rooms_title"
+      android:textAppearance="?fontSubtitle2" />
+    <com.mapswithme.maps.widget.InteractiveCounterView
+      android:id="@+id/rooms"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:src="@android:drawable/star_on"
+      app:maxValue="30"
+      app:minValue="1"
+      app:title="@string/guests_picker_rooms" />
+    <com.mapswithme.maps.widget.InteractiveCounterView
+      android:id="@+id/adults"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:src="@android:drawable/star_on"
+      app:maxValue="30"
+      app:minValue="1"
+      app:title="@string/guests_picker_adults" />
+    <com.mapswithme.maps.widget.InteractiveCounterView
+      android:id="@+id/children"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:src="@android:drawable/star_on"
+      app:maxValue="10"
+      app:minValue="0"
+      app:subtitle="@string/guests_picker_children_subtitle"
+      app:title="@string/guests_picker_children_title" />
+    <com.mapswithme.maps.widget.InteractiveCounterView
+      android:id="@+id/infants"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:src="@android:drawable/star_on"
+      app:maxValue="10"
+      app:minValue="0"
+      app:subtitle="@string/guests_picker_infants_subtitle"
+      app:title="@string/guests_picker_infants_title" />
+  </LinearLayout>
+</androidx.core.widget.NestedScrollView>

android/src/com/mapswithme/maps/widget/SearchToolbarController.java

@@ -23,6 +23,8 @@ import com.google.android.material.datepicker.MaterialPickerOnPositiveButtonClic
 import com.mapswithme.maps.R;
 import com.mapswithme.maps.search.BookingFilterParams;
 import com.mapswithme.maps.search.FilterUtils;
+import com.mapswithme.maps.widget.menu.MenuController;
+import com.mapswithme.maps.widget.menu.MenuControllerFactory;
 import com.mapswithme.util.ConnectionState;
 import com.mapswithme.util.InputUtils;
 import com.mapswithme.util.StringUtils;
@@ -66,7 +68,6 @@ public class SearchToolbarController extends ToolbarController
   };
   @Nullable
   private Pair<Long, Long> mChosenDates;
-
   @NonNull
   private final View.OnClickListener mChooseDatesClickListener = v -> {
     if (!ConnectionState.isConnected())
@@ -85,15 +86,30 @@ public class SearchToolbarController extends ToolbarController
     picker.addOnPositiveButtonClickListener(new DatePickerPositiveClickListener(picker));
     picker.show(((AppCompatActivity) getActivity()).getSupportFragmentManager(), picker.toString());
   };
-
   @NonNull
   private List<FilterParamsChangedListener> mFilterParamsChangedListeners = new ArrayList<>();
+  @NonNull
+  private MenuController mGuiestsRoomsMenuController;
+  @NonNull
+  private final View.OnClickListener mRoomsClickListener = v -> {
+    if (!ConnectionState.isConnected())
+    {
+      FilterUtils.showNoNetworkConnectionDialog((AppCompatActivity) getActivity());
+      return;
+    }
+
+    if (!mGuiestsRoomsMenuController.isClosed())
+      return;
+
+    mGuiestsRoomsMenuController.open();
+  };
 
   public interface Container
   {
     SearchToolbarController getController();
   }
 
+
   public SearchToolbarController(View root, Activity activity)
   {
     super(root, activity);
@@ -125,10 +141,14 @@ public class SearchToolbarController extends ToolbarController
       //noinspection ConstantConditions
       mChooseDatesChip.setOnClickListener(mChooseDatesClickListener);
       mChooseDatesChip.setOnCloseIconClickListener(mChooseDatesClickListener);
+      mRooms.setOnClickListener(mRoomsClickListener);
+      mRooms.setOnCloseIconClickListener(mRoomsClickListener);
     }
 
     showProgress(false);
     updateButtons(true);
+    mGuiestsRoomsMenuController = MenuControllerFactory.createGuestsRoomsMenuController();
+    mGuiestsRoomsMenuController.initialize(getActivity().findViewById(R.id.coordinator));
   }
 
   public void setFilterParams(@NonNull BookingFilterParams params)

android/src/com/mapswithme/maps/widget/menu/GuestsRoomsMenuRenderer.java

@@ -0,0 +1,32 @@
+package com.mapswithme.maps.widget.menu;
+
+import android.view.View;
+
+import androidx.annotation.Nullable;
+
+public class GuestsRoomsMenuRenderer implements MenuRenderer
+{
+  @Override
+  public void render()
+  {
+    // TODO: coming soon.
+  }
+
+  @Override
+  public void onHide()
+  {
+    // TODO: coming soon.
+  }
+
+  @Override
+  public void initialize(@Nullable View view)
+  {
+    // TODO: coming soon.
+  }
+
+  @Override
+  public void destroy()
+  {
+    // TODO: coming soon.
+  }
+}

android/src/com/mapswithme/maps/widget/menu/MenuControllerFactory.java

@@ -16,4 +16,11 @@ public class MenuControllerFactory
                                                                                     noConnectionListener),
                                          stateObserver);
   }
+
+  @NonNull
+  public static MenuController createGuestsRoomsMenuController()
+  {
+    return new BottomSheetMenuController(R.id.guests_and_rooms_menu_sheet,
+                                         new GuestsRoomsMenuRenderer(), null);
+  }
 }