[android] Made architectural change regarding BaseSponsoredAdapter and his different states

BaseSponsoredAdapter was renamed to GalleryAdapter. Now, GalleryAdapter behaviour is configured by AdapterStrategy object, it allows to avoid code duplication and make adding the new gallery and behaviour easier.
2017-12-02 14:57:21 +03:00 · 2017-12-02 14:57:21 +03:00 · 2a0c462e54
commit 2a0c462e54
parent 485b4c6f3e
26 changed files with 1167 additions and 869 deletions
--- a/android/src/com/mapswithme/maps/base/BaseSponsoredAdapter.java
+++ b/android/src/com/mapswithme/maps/base/BaseSponsoredAdapter.java
@ -1,362 +0,0 @@
-package com.mapswithme.maps.base;
-
-import android.support.annotation.CallSuper;
-import android.support.annotation.IntDef;
-import android.support.annotation.LayoutRes;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.annotation.StringRes;
-import android.support.v7.widget.RecyclerView;
-import android.text.TextUtils;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ProgressBar;
-import android.widget.TextView;
-
-import com.mapswithme.maps.MwmApplication;
-import com.mapswithme.maps.R;
-import com.mapswithme.util.UiUtils;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.util.ArrayList;
-import java.util.List;
-
-public abstract class BaseSponsoredAdapter extends RecyclerView.Adapter<BaseSponsoredAdapter.ViewHolder>
-{
-  private static final int MAX_ITEMS = 5;
-
-  protected static final int TYPE_PRODUCT = 0;
-  private static final int TYPE_MORE = 1;
-  protected static final int TYPE_LOADING = 2;
-  protected static final int TYPE_OFFLINE_MESSAGE = 3;
-
-  private static final String MORE = MwmApplication.get().getString(R.string.placepage_more_button);
-  private static final int TARGET_LOAD_WIDTH = UiUtils.dimen(MwmApplication.get(),
-                                                        R.dimen.viator_product_width);
-  private static final int MARGING_QUARTER = UiUtils.dimen(MwmApplication.get(),
-                                                             R.dimen.margin_quarter);
-  @Retention(RetentionPolicy.SOURCE)
-  @IntDef({ TYPE_PRODUCT, TYPE_MORE, TYPE_LOADING, TYPE_OFFLINE_MESSAGE })
-  protected @interface ViewType{}
-
-  @NonNull
-  private final List<Item> mItems;
-  @Nullable
-  private final ItemSelectedListener mListener;
-
-
-  public BaseSponsoredAdapter(@Nullable String url, boolean hasError,
-                              @Nullable ItemSelectedListener listener, @ViewType int type)
-  {
-    mItems = new ArrayList<>();
-    mListener = listener;
-    mItems.add(new Item(type, getLoadingTitle(), url, getLoadingSubtitle(),
-                        hasError, false));
-  }
-
-  public BaseSponsoredAdapter(@NonNull List<? extends Item> items, @Nullable String url,
-                              @Nullable ItemSelectedListener listener, boolean shouldShowMoreItem)
-  {
-    mItems = new ArrayList<>();
-    mListener = listener;
-    boolean showMoreItem = shouldShowMoreItem && items.size() >= MAX_ITEMS;
-    int size = showMoreItem ? MAX_ITEMS : items.size();
-    for (int i = 0; i < size; i++)
-    {
-      Item product = items.get(i);
-      mItems.add(product);
-    }
-    if (showMoreItem)
-      mItems.add(new Item(TYPE_MORE, MORE, url, null, false, false));
-  }
-
-  @Override
-  public ViewHolder onCreateViewHolder(ViewGroup parent, @ViewType int viewType)
-  {
-    switch (viewType)
-    {
-      case TYPE_PRODUCT:
-        return createViewHolder(LayoutInflater.from(parent.getContext()), parent);
-      case TYPE_MORE:
-        return new ViewHolder(LayoutInflater.from(parent.getContext())
-                                            .inflate(getMoreLayout(), parent, false), this);
-      case TYPE_LOADING:
-        return createLoadingViewHolder(LayoutInflater.from(parent.getContext()), parent);
-      case TYPE_OFFLINE_MESSAGE:
-        return createOfflineViewHolder(LayoutInflater.from(parent.getContext()), parent);
-    }
-    return null;
-  }
-
-  @Override
-  public void onBindViewHolder(ViewHolder holder, int position)
-  {
-    holder.bind(mItems.get(position));
-  }
-
-  @Override
-  public int getItemCount()
-  {
-    return mItems.size();
-  }
-
-  @Override
-  @ViewType
-  public int getItemViewType(int position)
-  {
-    return mItems.get(position).mType;
-  }
-
-  public boolean containsLoading()
-  {
-    return mItems.size() == 1 && mItems.get(0).mType == TYPE_LOADING;
-  }
-
-  public void setLoadingError(@Nullable String url)
-  {
-    mItems.clear();
-    mItems.add(new Item(TYPE_LOADING, getLoadingTitle(), url, getLoadingSubtitle(),
-                        true, false));
-    notifyItemChanged(0/* position */);
-  }
-
-  public void setLoadingCompleted(@NonNull String url)
-  {
-    mItems.clear();
-    mItems.add(new Item(TYPE_LOADING, getLoadingTitle(), url, getLoadingSubtitle(),
-                        false, true));
-    notifyItemChanged(0/* position */);
-  }
-
-  @NonNull
-  protected abstract ViewHolder createViewHolder(@NonNull LayoutInflater inflater,
-                                                 @NonNull ViewGroup parent);
-
-  @NonNull
-  private ViewHolder createLoadingViewHolder(@NonNull LayoutInflater inflater,
-                                             @NonNull ViewGroup parent)
-  {
-    View loadingView = inflateLoadingView(inflater, parent);
-    TextView moreView = (TextView) loadingView.findViewById(R.id.tv__more);
-    moreView.setText(getMoreLabelForLoadingView());
-    return new LoadingViewHolder(loadingView, this);
-  }
-
-  @NonNull
-  private ViewHolder createOfflineViewHolder(@NonNull LayoutInflater inflater,
-                                             @NonNull ViewGroup parent)
-  {
-    View offlineView = inflateOfflineView(inflater, parent);
-    TextView moreView = (TextView) offlineView.findViewById(R.id.tv__more);
-    moreView.setText(getMoreLabelForOfflineView());
-    return new OfflineViewHolder(offlineView, this);
-  }
-
-  @NonNull
-  protected abstract View inflateLoadingView(@NonNull LayoutInflater inflater,
-                                             @NonNull ViewGroup parent);
-
-  @NonNull
-  protected abstract View inflateOfflineView(@NonNull LayoutInflater inflater,
-                                             @NonNull ViewGroup parent);
-
-  @StringRes
-  protected abstract int getMoreLabelForLoadingView();
-
-  @StringRes
-  protected abstract int getMoreLabelForOfflineView();
-
-  @NonNull
-  protected abstract String getLoadingTitle();
-
-  @Nullable
-  protected abstract String getLoadingSubtitle();
-
-  @LayoutRes
-  protected abstract int getMoreLayout();
-
-  public static class ViewHolder extends RecyclerView.ViewHolder
-      implements View.OnClickListener
-  {
-    @NonNull
-    TextView mTitle;
-    @NonNull
-    BaseSponsoredAdapter mAdapter;
-
-    protected ViewHolder(@NonNull View itemView, @NonNull BaseSponsoredAdapter adapter)
-    {
-      super(itemView);
-      mTitle = (TextView) itemView.findViewById(R.id.tv__title);
-      mAdapter = adapter;
-      itemView.setOnClickListener(this);
-    }
-
-    @CallSuper
-    public void bind(@NonNull Item item)
-    {
-      mTitle.setText(item.mTitle);
-    }
-
-    @Override
-    public void onClick(View v)
-    {
-      int position = getAdapterPosition();
-      if (position == RecyclerView.NO_POSITION)
-        return;
-
-      onItemSelected(mAdapter.mItems.get(position));
-    }
-
-    void onItemSelected(@NonNull Item item)
-    {
-      if (mAdapter.mListener == null || TextUtils.isEmpty(item.mUrl))
-        return;
-
-      if (item.mType == TYPE_PRODUCT)
-        mAdapter.mListener.onItemSelected(item.mUrl);
-      else if (item.mType == TYPE_MORE || item.mType == TYPE_LOADING)
-        mAdapter.mListener.onMoreItemSelected(item.mUrl);
-    }
-  }
-
-  public static class LoadingViewHolder extends ViewHolder
-      implements View.OnClickListener
-  {
-    @NonNull
-    ProgressBar mProgressBar;
-    @NonNull
-    TextView mSubtitle;
-    @NonNull
-    TextView mMore;
-
-    LoadingViewHolder(@NonNull View itemView, @NonNull BaseSponsoredAdapter adapter)
-    {
-      super(itemView, adapter);
-      mProgressBar = (ProgressBar) itemView.findViewById(R.id.pb__progress);
-      mSubtitle = (TextView) itemView.findViewById(R.id.tv__subtitle);
-      mMore = (TextView) itemView.findViewById(R.id.tv__more);
-    }
-
-    @CallSuper
-    @Override
-    public void bind(@NonNull Item item)
-    {
-      super.bind(item);
-      UiUtils.setTextAndHideIfEmpty(mSubtitle, item.mSubtitle);
-      if (item.mFinished)
-      {
-        UiUtils.hide(mTitle, mSubtitle, mProgressBar);
-        ViewGroup.LayoutParams lp = itemView.getLayoutParams();
-        lp.width = TARGET_LOAD_WIDTH;
-        itemView.setLayoutParams(lp);
-        itemView.setPadding(itemView.getLeft(), itemView.getTop(),
-                            MARGING_QUARTER, itemView.getBottom());
-      }
-      if (item.mLoadingError)
-        UiUtils.hide(mProgressBar);
-    }
-
-    @Override
-    public void onClick(View v)
-    {
-      int position = getAdapterPosition();
-      if (position == RecyclerView.NO_POSITION)
-        return;
-
-      onItemSelected(mAdapter.mItems.get(position));
-    }
-
-    void onItemSelected(@NonNull Item item)
-    {
-      if (mAdapter.mListener == null || TextUtils.isEmpty(item.mUrl))
-        return;
-
-      if (item.mType == TYPE_PRODUCT)
-        mAdapter.mListener.onItemSelected(item.mUrl);
-      else if (item.mType == TYPE_MORE)
-        mAdapter.mListener.onMoreItemSelected(item.mUrl);
-      else if (item.mType == TYPE_LOADING && item.mLoadingError)
-        mAdapter.mListener.onItemSelected(item.mUrl);
-    }
-  }
-
-  public static class OfflineViewHolder extends ViewHolder
-      implements View.OnClickListener
-  {
-    @NonNull
-    ProgressBar mProgressBar;
-    @NonNull
-    TextView mSubtitle;
-    @NonNull
-    TextView mTitle;
-
-    OfflineViewHolder(@NonNull View itemView, @NonNull BaseSponsoredAdapter adapter)
-    {
-      super(itemView, adapter);
-      mProgressBar = (ProgressBar) itemView.findViewById(R.id.pb__progress);
-      UiUtils.hide(mProgressBar);
-      mTitle = (TextView) itemView.findViewById(R.id.tv__title);
-      mSubtitle = (TextView) itemView.findViewById(R.id.tv__subtitle);
-    }
-
-    @CallSuper
-    @Override
-    public void bind(@NonNull Item item)
-    {
-      super.bind(item);
-      UiUtils.setTextAndHideIfEmpty(mTitle, item.mTitle);
-      UiUtils.setTextAndHideIfEmpty(mSubtitle, item.mSubtitle);
-    }
-
-    @Override
-    public void onClick(View v)
-    {
-      int position = getAdapterPosition();
-      if (position == RecyclerView.NO_POSITION)
-        return;
-
-      onItemSelected(mAdapter.mItems.get(position));
-    }
-
-    void onItemSelected(@NonNull Item item)
-    {
-      if (mAdapter.mListener == null)
-        return;
-
-      // TODO: coming soon.
-    }
-  }
-
-  public static class Item
-  {
-    @ViewType
-    private final int mType;
-    @NonNull
-    private final String mTitle;
-    @Nullable
-    private final String mUrl;
-    @Nullable
-    private final String mSubtitle;
-    private final boolean mLoadingError;
-    private final boolean mFinished;
-
-    protected Item(@ViewType int type, @NonNull String title, @Nullable String url,
-                   @Nullable String subtitle, boolean loadingError, boolean finished)
-    {
-      mType = type;
-      mTitle = title;
-      mUrl = url;
-      mSubtitle = subtitle;
-      mLoadingError = loadingError;
-      mFinished = finished;
-    }
-  }
-
-  public interface ItemSelectedListener
-  {
-    void onItemSelected(@NonNull String url);
-    void onMoreItemSelected(@NonNull String url);
-  }
-}
--- a/android/src/com/mapswithme/maps/cian/CianAdapter.java
+++ b/android/src/com/mapswithme/maps/cian/CianAdapter.java
@ -1,155 +0,0 @@
-package com.mapswithme.maps.cian;
-
-import android.content.Context;
-import android.support.annotation.LayoutRes;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.TextView;
-
-import com.mapswithme.maps.MwmApplication;
-import com.mapswithme.maps.R;
-import com.mapswithme.maps.base.BaseSponsoredAdapter;
-import com.mapswithme.maps.widget.placepage.Sponsored;
-import com.mapswithme.util.UiUtils;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public final class CianAdapter extends BaseSponsoredAdapter
-{
-  private static final String LOADING_TITLE = MwmApplication
-      .get().getString(R.string.preloader_cian_title);
-  private static final String LOADING_SUBTITLE = MwmApplication
-      .get().getString(R.string.preloader_cian_message);
-
-  public CianAdapter(@NonNull String url, boolean hasError, @Nullable ItemSelectedListener listener)
-  {
-    super(url, hasError, listener, TYPE_LOADING);
-  }
-
-  public CianAdapter(@NonNull RentPlace[] items, @NonNull String url,
-                       @Nullable ItemSelectedListener listener)
-  {
-    super(convertItems(items), url, listener, true);
-  }
-
-  @NonNull
-  private static List<Item> convertItems(@NonNull RentPlace[] items)
-  {
-    List<Item> viewItems = new ArrayList<>();
-    for (RentPlace place : items)
-    {
-      if (place.getOffers().isEmpty())
-        continue;
-
-      RentOffer product = place.getOffers().get(0);
-      Context context = MwmApplication.get();
-      String title = context.getString(R.string.room, Integer.toString(product.getRoomsCount()));
-      String price = Integer.toString((int) product.getPrice()) + " "
-                     + context.getString(R.string.rub_month);
-      viewItems.add(new Item(title, product.getUrl(), price, product.getAddress()));
-    }
-
-    return viewItems;
-  }
-
-  @Override
-  @NonNull
-  protected BaseSponsoredAdapter.ViewHolder createViewHolder(@NonNull LayoutInflater inflater,
-                                                             @NonNull ViewGroup parent)
-  {
-    return new ProductViewHolder(inflater.inflate(R.layout.item_cian_product, parent, false),
-                                 this);
-  }
-
-  @NonNull
-  @Override
-  protected View inflateLoadingView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
-  {
-    return inflater.inflate(R.layout.item_cian_loading, parent, false);
-  }
-
-  @NonNull
-  @Override
-  protected View inflateOfflineView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
-  {
-    throw new UnsupportedOperationException("This adapter doesn't support offline mode!");
-  }
-
-  @Override
-  protected int getMoreLabelForLoadingView()
-  {
-    return R.string.preloader_cian_button;
-  }
-
-  @Override
-  protected int getMoreLabelForOfflineView()
-  {
-    throw new UnsupportedOperationException("This adapter doesn't support offline mode!");
-  }
-
-  @NonNull
-  @Override
-  protected String getLoadingTitle()
-  {
-    return LOADING_TITLE;
-  }
-
-  @Nullable
-  @Override
-  protected String getLoadingSubtitle()
-  {
-    return LOADING_SUBTITLE;
-  }
-
-  @LayoutRes
-  @Override
-  protected int getMoreLayout()
-  {
-    return R.layout.item_cian_more;
-  }
-
-  private static final class ProductViewHolder extends ViewHolder
-  {
-    @NonNull
-    TextView mPrice;
-    @NonNull
-    TextView mAddress;
-
-    ProductViewHolder(@NonNull View itemView, @NonNull CianAdapter adapter)
-    {
-      super(itemView, adapter);
-      mPrice = (TextView) itemView.findViewById(R.id.tv__price);
-      mAddress = (TextView) itemView.findViewById(R.id.tv__address);
-    }
-
-    @Override
-    public void bind(@NonNull BaseSponsoredAdapter.Item item)
-    {
-      super.bind(item);
-
-      Item product = (Item) item;
-      UiUtils.setTextAndHideIfEmpty(mPrice, product.mPrice);
-      UiUtils.setTextAndHideIfEmpty(mAddress, product.mAddress);
-    }
-  }
-
-  private static final class Item extends BaseSponsoredAdapter.Item
-  {
-    @NonNull
-    private final String mPrice;
-    @NonNull
-    private final String mAddress;
-
-    private Item(@NonNull String title, @NonNull String url, @NonNull String price,
-                 @NonNull String address)
-    {
-      super(TYPE_PRODUCT, title, url, null, false, false);
-      mPrice = price;
-      mAddress = address;
-    }
-  }
-}
--- a/android/src/com/mapswithme/maps/discovery/DiscoveryAdapterFactory.java
+++ b/android/src/com/mapswithme/maps/discovery/DiscoveryAdapterFactory.java
@ -1,29 +0,0 @@
-package com.mapswithme.maps.discovery;
-
-import android.support.annotation.NonNull;
-
-import com.mapswithme.maps.base.BaseSponsoredAdapter;
-import com.mapswithme.maps.viator.OfflineViatorAdapter;
-import com.mapswithme.maps.viator.ViatorAdapter;
-import com.mapswithme.maps.viator.ViatorProduct;
-
-class DiscoveryAdapterFactory
-{
-  @NonNull
-  static BaseSponsoredAdapter createViatorLoadingAdapter()
-  {
-    return new ViatorAdapter(null, false, null);
-  }
-
-  @NonNull
-  static BaseSponsoredAdapter createViatorOfflineAdapter()
-  {
-    return new OfflineViatorAdapter(null);
-  }
-
-  @NonNull
-  static BaseSponsoredAdapter createViatorAdapter(@NonNull ViatorProduct[] products)
-  {
-    return new ViatorAdapter(products, null, null, false);
-  }
-}
--- a/android/src/com/mapswithme/maps/discovery/DiscoveryFragment.java
+++ b/android/src/com/mapswithme/maps/discovery/DiscoveryFragment.java
@ -12,7 +12,7 @@ import android.view.ViewGroup;

 import com.mapswithme.maps.R;
 import com.mapswithme.maps.base.BaseMwmToolbarFragment;
-import com.mapswithme.maps.base.BaseSponsoredAdapter;
+import com.mapswithme.maps.gallery.impl.Factory;
 import com.mapswithme.maps.search.SearchResult;
 import com.mapswithme.maps.viator.ViatorProduct;
 import com.mapswithme.maps.widget.recycler.ItemDecoratorFactory;
@ -87,7 +87,7 @@ public class DiscoveryFragment extends BaseMwmToolbarFragment implements UICallb
    if (mOnlineMode)
    {
      // TODO: set loading adapter for local experts here.
-      mThingsToDo.setAdapter(DiscoveryAdapterFactory.createViatorLoadingAdapter());
+      mThingsToDo.setAdapter(Factory.createViatorLoadingAdapter(null, null));
      return;
    }

@ -101,7 +101,7 @@ public class DiscoveryFragment extends BaseMwmToolbarFragment implements UICallb
    else
    {
      UiUtils.show(getView(), R.id.thingsToDoLayout, R.id.thingsToDo);
-      mThingsToDo.setAdapter(DiscoveryAdapterFactory.createViatorOfflineAdapter());
+      mThingsToDo.setAdapter(Factory.createViatorOfflineAdapter(null));
    }
  }

@ -141,7 +141,7 @@ public class DiscoveryFragment extends BaseMwmToolbarFragment implements UICallb
  public void onViatorProductsReceived(@Nullable ViatorProduct[] products)
  {
    if (products != null)
-      mThingsToDo.setAdapter(DiscoveryAdapterFactory.createViatorAdapter(products));
+      mThingsToDo.setAdapter(Factory.createViatorAdapter(products, null, null));
  }

  @MainThread
@ -157,9 +157,8 @@ public class DiscoveryFragment extends BaseMwmToolbarFragment implements UICallb
    switch (type)
    {
      case VIATOR:
-        if (mThingsToDo.getAdapter() != null)
-          // TODO: pass cityUrl instead of null.
-          ((BaseSponsoredAdapter) mThingsToDo.getAdapter()).setLoadingError(null);
+        // TODO: pass cityUrl instead of null and non-null ItemSelectedListener.
+        mThingsToDo.setAdapter(Factory.createViatorErrorAdapter(null, null));
        break;

      // TODO: processing for other adapters is coming soon.
--- a/android/src/com/mapswithme/maps/gallery/AdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/AdapterStrategy.java
@ -0,0 +1,25 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.view.ViewGroup;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class AdapterStrategy<VH extends Holders.BaseViewHolder<I>, I extends Items.Item>
+{
+  @NonNull
+  protected final List<I> mItems = new ArrayList<>();
+
+  @NonNull
+  abstract VH createViewHolder(@NonNull ViewGroup parent, int viewType, @NonNull GalleryAdapter adapter);
+
+  protected abstract void onBindViewHolder(Holders.BaseViewHolder<I> holder, int position);
+
+  abstract int getItemViewType(int position);
+
+  public int getItemCount()
+  {
+    return mItems.size();
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/Constants.java
+++ b/android/src/com/mapswithme/maps/gallery/Constants.java
@ -0,0 +1,15 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.IntDef;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+public class Constants
+{
+  static final int TYPE_PRODUCT = 0;
+  static final int TYPE_MORE = 1;
+  @Retention(RetentionPolicy.SOURCE)
+  @IntDef({ TYPE_PRODUCT, TYPE_MORE })
+  @interface ViewType{}
+}
--- a/android/src/com/mapswithme/maps/gallery/ErrorAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/ErrorAdapterStrategy.java
@ -0,0 +1,29 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import com.mapswithme.maps.R;
+
+public abstract class ErrorAdapterStrategy extends SingleItemAdapterStrategy<Holders.ErrorViewHolder>
+{
+  protected ErrorAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @NonNull
+  @Override
+  Holders.ErrorViewHolder createViewHolder(@NonNull ViewGroup parent, int viewType,
+                                           @NonNull GalleryAdapter adapter)
+  {
+    View errorView = inflateView(LayoutInflater.from(parent.getContext()), parent);
+    TextView moreView = (TextView) errorView.findViewById(R.id.tv__more);
+    moreView.setText(getLabelForDetailsView());
+    return new Holders.ErrorViewHolder(errorView, mItems, adapter);
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/GalleryAdapter.java
+++ b/android/src/com/mapswithme/maps/gallery/GalleryAdapter.java
@ -0,0 +1,57 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.support.v7.widget.RecyclerView;
+import android.view.ViewGroup;
+
+public class GalleryAdapter<VH extends Holders.BaseViewHolder<I>, I extends Items.Item>
+    extends RecyclerView.Adapter<VH>
+{
+  @NonNull
+  private final AdapterStrategy<VH, I> mStrategy;
+  @Nullable
+  private ItemSelectedListener mListener;
+  @Nullable
+  public ItemSelectedListener getListener()
+  {
+    return mListener;
+  }
+
+  public GalleryAdapter(@NonNull AdapterStrategy<VH, I> strategy,
+                        @Nullable ItemSelectedListener listener)
+  {
+    mStrategy = strategy;
+    mListener = listener;
+  }
+
+  @Override
+  public VH onCreateViewHolder(ViewGroup parent, int viewType)
+  {
+    return mStrategy.createViewHolder(parent, viewType, this);
+  }
+
+  @Override
+  public void onBindViewHolder(VH holder, int position)
+  {
+    mStrategy.onBindViewHolder(holder, position);
+  }
+
+  @Override
+  public int getItemCount()
+  {
+    return mStrategy.getItemCount();
+  }
+
+  @Override
+  public int getItemViewType(int position)
+  {
+    return mStrategy.getItemViewType(position);
+  }
+
+  public interface ItemSelectedListener
+  {
+    void onItemSelected(@NonNull String url);
+    void onMoreItemSelected(@NonNull String url);
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/Holders.java
+++ b/android/src/com/mapswithme/maps/gallery/Holders.java
@ -0,0 +1,271 @@
+package com.mapswithme.maps.gallery;
+
+import android.content.Context;
+import android.support.annotation.CallSuper;
+import android.support.annotation.NonNull;
+import android.support.v7.widget.RecyclerView;
+import android.text.TextUtils;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+
+import com.bumptech.glide.Glide;
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.ugc.Impress;
+import com.mapswithme.maps.ugc.UGC;
+import com.mapswithme.maps.widget.RatingView;
+import com.mapswithme.util.UiUtils;
+
+import java.util.List;
+
+import static com.mapswithme.maps.gallery.Items.CianItem;
+import static com.mapswithme.maps.gallery.Items.ViatorItem;
+
+public class Holders
+{
+  public static final class ViatorProductViewHolder
+      extends BaseViewHolder<ViatorItem>
+  {
+    @NonNull
+    ImageView mImage;
+    @NonNull
+    TextView mDuration;
+    @NonNull
+    RatingView mRating;
+    @NonNull
+    TextView mPrice;
+
+    @NonNull
+    Context mContext;
+
+    public ViatorProductViewHolder(@NonNull View itemView, @NonNull List<ViatorItem> items,
+                                   @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+      mContext = itemView.getContext();
+      mImage = (ImageView) itemView.findViewById(R.id.iv__image);
+      mDuration = (TextView) itemView.findViewById(R.id.tv__duration);
+      mRating = (RatingView) itemView.findViewById(R.id.ratingView);
+      mPrice = (TextView) itemView.findViewById(R.id.tv__price);
+    }
+
+    @Override
+    public void bind(@NonNull ViatorItem item)
+    {
+      super.bind(item);
+
+      if (item.mPhotoUrl != null)
+      {
+        Glide.with(mContext)
+             .load(item.mPhotoUrl)
+             .centerCrop()
+             .into(mImage);
+      }
+
+      UiUtils.setTextAndHideIfEmpty(mDuration, item.mDuration);
+      UiUtils.setTextAndHideIfEmpty(mPrice, mContext.getString(R.string.place_page_starting_from,
+                                                               item.mPrice));
+      float rating = (float) item.mRating;
+      Impress impress = Impress.values()[UGC.nativeToImpress(rating)];
+      mRating.setRating(impress, String.valueOf(rating));
+    }
+
+    @Override
+    protected void onItemSelected(@NonNull ViatorItem item)
+    {
+      GalleryAdapter.ItemSelectedListener listener = mAdapter.getListener();
+      if (listener == null || TextUtils.isEmpty(item.getUrl()))
+        return;
+
+      listener.onItemSelected(item.getUrl());
+    }
+  }
+
+  public static final class ViatorMoreItemViewHolder extends BaseViewHolder<Items.ViatorItem>
+  {
+
+    public ViatorMoreItemViewHolder(@NonNull View itemView, @NonNull List<Items.ViatorItem> items,
+                                    @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+    }
+
+    @Override
+    protected void onItemSelected(@NonNull Items.ViatorItem item)
+    {
+      GalleryAdapter.ItemSelectedListener listener = mAdapter.getListener();
+      if (listener == null || TextUtils.isEmpty(item.getUrl()))
+        return;
+
+      listener.onMoreItemSelected(item.getUrl());
+    }
+  }
+
+  public static final class CianProductViewHolder extends BaseViewHolder<CianItem>
+  {
+    @NonNull
+    TextView mPrice;
+    @NonNull
+    TextView mAddress;
+
+    public CianProductViewHolder(@NonNull View itemView, @NonNull List<CianItem> items, @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+      mPrice = (TextView) itemView.findViewById(R.id.tv__price);
+      mAddress = (TextView) itemView.findViewById(R.id.tv__address);
+    }
+
+    @Override
+    public void bind(@NonNull CianItem item)
+    {
+      super.bind(item);
+      UiUtils.setTextAndHideIfEmpty(mPrice, item.mPrice);
+      UiUtils.setTextAndHideIfEmpty(mAddress, item.mAddress);
+    }
+  }
+
+  public static final class CianMoreItemViewHolder<T extends CianItem> extends BaseViewHolder<T>
+  {
+
+    public CianMoreItemViewHolder(@NonNull View itemView, @NonNull List<T> items,
+                                  @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+    }
+
+    @Override
+    protected void onItemSelected(@NonNull T item)
+    {
+      GalleryAdapter.ItemSelectedListener listener = mAdapter.getListener();
+      if (listener == null || TextUtils.isEmpty(item.getUrl()))
+        return;
+
+      listener.onMoreItemSelected(item.getUrl());
+    }
+  }
+
+  public static class BaseViewHolder<I extends Items.Item> extends RecyclerView.ViewHolder
+      implements View.OnClickListener
+  {
+    @NonNull
+    TextView mTitle;
+    @NonNull
+    protected List<I> mItems;
+    @NonNull
+    GalleryAdapter mAdapter;
+
+    protected BaseViewHolder(@NonNull View itemView, @NonNull List<I> items,
+                             @NonNull GalleryAdapter adapter)
+    {
+      super(itemView);
+      mTitle = (TextView) itemView.findViewById(R.id.tv__title);
+      itemView.setOnClickListener(this);
+      mItems = items;
+      mAdapter = adapter;
+    }
+
+    @CallSuper
+    public void bind(@NonNull I item)
+    {
+      mTitle.setText(item.getTitle());
+    }
+
+    @Override
+    public void onClick(View v)
+    {
+      int position = getAdapterPosition();
+      if (position == RecyclerView.NO_POSITION || mItems.isEmpty())
+        return;
+
+      onItemSelected(mItems.get(position));
+    }
+
+    protected void onItemSelected(@NonNull I item)
+    {
+    }
+  }
+
+  public static class LoadingViewHolder extends BaseViewHolder<Items.Item>
+      implements View.OnClickListener
+  {
+    @NonNull
+    ProgressBar mProgressBar;
+    @NonNull
+    TextView mSubtitle;
+    @NonNull
+    TextView mMore;
+
+    LoadingViewHolder(@NonNull View itemView, @NonNull List<Items.Item> items, @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+      mProgressBar = (ProgressBar) itemView.findViewById(R.id.pb__progress);
+      mSubtitle = (TextView) itemView.findViewById(R.id.tv__subtitle);
+      mMore = (TextView) itemView.findViewById(R.id.tv__more);
+    }
+
+    @CallSuper
+    @Override
+    public void bind(@NonNull Items.Item item)
+    {
+      super.bind(item);
+      UiUtils.setTextAndHideIfEmpty(mSubtitle, item.getSubtitle());
+    }
+
+    @Override
+    public void onClick(View v)
+    {
+      int position = getAdapterPosition();
+      if (position == RecyclerView.NO_POSITION)
+        return;
+
+      onItemSelected(mItems.get(position));
+    }
+
+    @Override
+    protected void onItemSelected(@NonNull Items.Item item)
+    {
+      if (mAdapter.getListener() == null || TextUtils.isEmpty(item.getUrl()))
+        return;
+
+      mAdapter.getListener().onItemSelected(item.getUrl());
+    }
+  }
+
+  public static class ErrorViewHolder extends LoadingViewHolder
+  {
+
+    ErrorViewHolder(@NonNull View itemView, @NonNull List<Items.Item> items, @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+      UiUtils.hide(mProgressBar);
+    }
+  }
+
+  public static class OfflineViewHolder extends LoadingViewHolder
+  {
+    OfflineViewHolder(@NonNull View itemView, @NonNull List<Items.Item> items,
+                      @NonNull GalleryAdapter adapter)
+    {
+      super(itemView, items, adapter);
+      UiUtils.hide(mProgressBar);
+    }
+
+    @CallSuper
+    @Override
+    public void bind(@NonNull Items.Item item)
+    {
+      super.bind(item);
+      UiUtils.setTextAndHideIfEmpty(mSubtitle, item.getSubtitle());
+    }
+
+    @Override
+    protected void onItemSelected(@NonNull Items.Item item)
+    {
+      if (mAdapter.getListener() == null)
+        return;
+
+      // TODO: coming soon.
+    }
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/Items.java
+++ b/android/src/com/mapswithme/maps/gallery/Items.java
@ -0,0 +1,121 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+
+import com.mapswithme.maps.MwmApplication;
+import com.mapswithme.maps.R;
+
+import static com.mapswithme.maps.gallery.Constants.TYPE_MORE;
+import static com.mapswithme.maps.gallery.Constants.TYPE_PRODUCT;
+
+public class Items
+{
+  public static class ViatorItem extends RegularAdapterStrategy.Item
+  {
+    @Nullable
+    final String mPhotoUrl;
+    @Nullable
+    final String mDuration;
+    final double mRating;
+    @Nullable
+    final String mPrice;
+
+    public ViatorItem(@Nullable String photoUrl, @NonNull String title,
+                      @Nullable String duration, double rating, @Nullable String price,
+                      @NonNull String url)
+    {
+      super(TYPE_PRODUCT, title, url, null);
+      mPhotoUrl = photoUrl;
+      mDuration = duration;
+      mRating = rating;
+      mPrice = price;
+    }
+
+    ViatorItem(@Constants.ViewType int type, @NonNull String title, @Nullable String url)
+    {
+      super(type, title, url, null);
+      mPhotoUrl = null;
+      mDuration = null;
+      mRating = -1;
+      mPrice = null;
+    }
+  }
+
+  public static class ViatorMoreItem extends ViatorItem
+  {
+
+    public ViatorMoreItem(@Nullable String url)
+    {
+      super(TYPE_MORE, MwmApplication.get().getString(R.string.placepage_more_button), url);
+    }
+  }
+
+  public static class CianItem extends RegularAdapterStrategy.Item
+  {
+    @NonNull
+    final String mPrice;
+    @NonNull
+    final String mAddress;
+
+    public CianItem(@NonNull String title, @NonNull String url, @NonNull String price,
+                    @NonNull String address)
+    {
+      super(TYPE_PRODUCT, title, url, null);
+      mPrice = price;
+      mAddress = address;
+    }
+
+    CianItem(@Constants.ViewType int type, @NonNull String title, @Nullable String url)
+    {
+      super(type, title, url, null);
+      mPrice = "";
+      mAddress = "";
+    }
+  }
+
+  public static class CianMoreItem extends CianItem
+  {
+
+    public CianMoreItem(@Nullable String url)
+    {
+      super(TYPE_MORE, MwmApplication.get().getString(R.string.placepage_more_button), url);
+    }
+  }
+
+  public static class Item
+  {
+    @NonNull
+    private final String mTitle;
+    @Nullable
+    private final String mUrl;
+    @Nullable
+    private final String mSubtitle;
+
+    public Item(@NonNull String title, @Nullable String url,
+                @Nullable String subtitle)
+    {
+      mTitle = title;
+      mUrl = url;
+      mSubtitle = subtitle;
+    }
+
+    @NonNull
+    public String getTitle()
+    {
+      return mTitle;
+    }
+
+    @Nullable
+    public String getSubtitle()
+    {
+      return mSubtitle;
+    }
+
+    @Nullable
+    public String getUrl()
+    {
+      return mUrl;
+    }
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/LoadingAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/LoadingAdapterStrategy.java
@ -0,0 +1,31 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import com.mapswithme.maps.R;
+
+public abstract class LoadingAdapterStrategy
+    extends SingleItemAdapterStrategy<Holders.LoadingViewHolder>
+{
+
+  protected LoadingAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @NonNull
+  @Override
+  protected Holders.LoadingViewHolder createViewHolder(@NonNull ViewGroup parent, int viewType,
+                                                       @NonNull GalleryAdapter adapter)
+  {
+    View loadingView = inflateView(LayoutInflater.from(parent.getContext()), parent);
+    TextView moreView = (TextView) loadingView.findViewById(R.id.tv__more);
+    moreView.setText(getLabelForDetailsView());
+    return new Holders.LoadingViewHolder(loadingView, mItems, adapter);
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/OfflineAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/OfflineAdapterStrategy.java
@ -0,0 +1,34 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import com.mapswithme.maps.R;
+
+public abstract class OfflineAdapterStrategy extends SingleItemAdapterStrategy<Holders.OfflineViewHolder>
+{
+  protected OfflineAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @NonNull
+  @Override
+  Holders.OfflineViewHolder createViewHolder(@NonNull ViewGroup parent, int viewType, @NonNull GalleryAdapter adapter)
+  {
+    View offlineView = inflateView(LayoutInflater.from(parent.getContext()), parent);
+    TextView moreView = (TextView) offlineView.findViewById(R.id.tv__more);
+    moreView.setText(getLabelForDetailsView());
+    return new Holders.OfflineViewHolder(offlineView, mItems, adapter);
+  }
+
+  @Override
+  protected int getLabelForDetailsView()
+  {
+    return R.string.details;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/RegularAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/RegularAdapterStrategy.java
@ -0,0 +1,79 @@
+package com.mapswithme.maps.gallery;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.ViewGroup;
+
+import java.util.List;
+
+import static com.mapswithme.maps.gallery.Constants.TYPE_MORE;
+import static com.mapswithme.maps.gallery.Constants.TYPE_PRODUCT;
+
+public abstract class RegularAdapterStrategy<T extends RegularAdapterStrategy.Item>
+    extends AdapterStrategy<Holders.BaseViewHolder<T>, T>
+{
+  private static final int MAX_ITEMS = 5;
+
+  public RegularAdapterStrategy(@NonNull List<T> items, @Nullable T moreItem)
+  {
+    boolean showMoreItem = moreItem != null && items.size() >= MAX_ITEMS;
+    int size = showMoreItem ? MAX_ITEMS : items.size();
+    for (int i = 0; i < size; i++)
+    {
+      T product = items.get(i);
+      mItems.add(product);
+    }
+    if (showMoreItem)
+      mItems.add(moreItem);
+  }
+
+  @NonNull
+  @Override
+  Holders.BaseViewHolder<T> createViewHolder(@NonNull ViewGroup parent, int viewType,
+                                             @NonNull GalleryAdapter adapter)
+  {
+    switch (viewType)
+    {
+      case TYPE_PRODUCT:
+        return createProductViewHodler(parent, viewType, adapter);
+      case TYPE_MORE:
+        return createMoreProductsViewHolder(parent, viewType, adapter);
+      default:
+        throw new UnsupportedOperationException("This strategy doesn't support specified view type: "
+                                                + viewType);
+    }
+  }
+
+  @Override
+  protected int getItemViewType(int position)
+  {
+    return mItems.get(position).getType();
+  }
+
+  @NonNull
+  protected abstract Holders.BaseViewHolder<T> createProductViewHodler(@NonNull ViewGroup parent,
+                                                                       int viewType,
+                                                                       @NonNull GalleryAdapter adapter);
+
+  protected abstract Holders.BaseViewHolder<T> createMoreProductsViewHolder(@NonNull ViewGroup parent,
+                                                                            int viewType,
+                                                                            @NonNull GalleryAdapter adapter);
+
+  public static class Item extends Items.Item
+  {
+    @Constants.ViewType
+    private final int mType;
+
+    protected Item(@Constants.ViewType int type, @NonNull String title,
+                   @Nullable String url, @Nullable String subtitle)
+    {
+      super(title, url, subtitle);
+      mType = type;
+    }
+
+    public int getType()
+    {
+      return mType;
+    }
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/SingleItemAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/SingleItemAdapterStrategy.java
@ -0,0 +1,47 @@
+package com.mapswithme.maps.gallery;
+
+import android.content.res.Resources;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.support.annotation.StringRes;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.MwmApplication;
+
+abstract class SingleItemAdapterStrategy<T extends Holders.BaseViewHolder<Items.Item>>
+    extends AdapterStrategy<T, Items.Item>
+{
+  SingleItemAdapterStrategy(@Nullable String url)
+  {
+    Resources res = MwmApplication.get().getResources();
+    mItems.add(new Items.Item(res.getString(getTitle()), url,
+                              res.getString(getSubtitle())));
+  }
+
+  @StringRes
+  protected abstract int getTitle();
+
+  @StringRes
+  protected abstract int getSubtitle();
+
+  @NonNull
+  protected abstract View inflateView(@NonNull LayoutInflater inflater,
+                                      @NonNull ViewGroup parent);
+
+  @StringRes
+  protected abstract int getLabelForDetailsView();
+
+  @Override
+  protected void onBindViewHolder(Holders.BaseViewHolder<Items.Item> holder, int position)
+  {
+    holder.bind(mItems.get(position));
+  }
+
+  @Override
+  int getItemViewType(int position)
+  {
+    return 0;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/CianAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/CianAdapterStrategy.java
@ -0,0 +1,82 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.content.Context;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.MwmApplication;
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.cian.RentOffer;
+import com.mapswithme.maps.cian.RentPlace;
+import com.mapswithme.maps.gallery.GalleryAdapter;
+import com.mapswithme.maps.gallery.Holders;
+import com.mapswithme.maps.gallery.Items;
+import com.mapswithme.maps.gallery.RegularAdapterStrategy;
+
+import java.util.ArrayList;
+import java.util.List;
+
+class CianAdapterStrategy extends RegularAdapterStrategy<Items.CianItem>
+{
+
+  CianAdapterStrategy(@NonNull RentPlace[] items, @Nullable String moreUrl)
+  {
+    super(convertItems(items), new Items.CianMoreItem(moreUrl));
+  }
+
+  CianAdapterStrategy(@NonNull List<Items.CianItem> items,
+                      @Nullable Items.CianItem moreItem)
+  {
+    super(items, moreItem);
+  }
+
+  @NonNull
+  @Override
+  protected Holders.BaseViewHolder<Items.CianItem> createProductViewHodler(@NonNull ViewGroup parent,
+                                                                           int viewType,
+                                                                           @NonNull GalleryAdapter adapter)
+  {
+    View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_cian_product, parent,
+                                                                 false);
+    return new Holders.CianProductViewHolder(view, mItems, adapter);
+  }
+
+  @NonNull
+  @Override
+  protected Holders.BaseViewHolder<Items.CianItem> createMoreProductsViewHolder(@NonNull ViewGroup parent,
+                                                                                int viewType,
+                                                                                @NonNull GalleryAdapter adapter)
+  {
+    View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_cian_more, parent,
+                                                                 false);
+    return new Holders.CianMoreItemViewHolder<>(view, mItems, adapter);
+  }
+
+  @Override
+  protected void onBindViewHolder(Holders.BaseViewHolder<Items.CianItem> holder, int position)
+  {
+    holder.bind(mItems.get(position));
+  }
+
+  @NonNull
+  private static List<Items.CianItem> convertItems(@NonNull RentPlace[] items)
+  {
+    List<Items.CianItem> viewItems = new ArrayList<>();
+    for (RentPlace place : items)
+    {
+      if (place.getOffers().isEmpty())
+        continue;
+
+      RentOffer product = place.getOffers().get(0);
+      Context context = MwmApplication.get();
+      String title = context.getString(R.string.room, Integer.toString(product.getRoomsCount()));
+      String price = Integer.toString((int) product.getPrice()) + " "
+                     + context.getString(R.string.rub_month);
+      viewItems.add(new Items.CianItem(title, product.getUrl(), price, product.getAddress()));
+    }
+    return viewItems;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/CianErrorAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/CianErrorAdapterStrategy.java
@ -0,0 +1,43 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.gallery.ErrorAdapterStrategy;
+
+class CianErrorAdapterStrategy extends ErrorAdapterStrategy
+{
+  CianErrorAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @Override
+  protected int getTitle()
+  {
+    return R.string.preloader_cian_title;
+  }
+
+  @Override
+  protected int getSubtitle()
+  {
+    return R.string.preloader_cian_message;
+  }
+
+  @NonNull
+  @Override
+  protected View inflateView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
+  {
+    return inflater.inflate(R.layout.item_cian_loading, parent, false);
+  }
+
+  @Override
+  protected int getLabelForDetailsView()
+  {
+    return R.string.preloader_cian_button;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/CianLoadingAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/CianLoadingAdapterStrategy.java
@ -0,0 +1,43 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.gallery.LoadingAdapterStrategy;
+
+class CianLoadingAdapterStrategy extends LoadingAdapterStrategy
+{
+  CianLoadingAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @Override
+  protected int getTitle()
+  {
+    return R.string.preloader_cian_title;
+  }
+
+  @Override
+  protected int getSubtitle()
+  {
+    return R.string.preloader_cian_message;
+  }
+
+  @NonNull
+  @Override
+  protected View inflateView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
+  {
+    return inflater.inflate(R.layout.item_cian_loading, parent, false);
+  }
+
+  @Override
+  protected int getLabelForDetailsView()
+  {
+    return R.string.preloader_cian_button;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/Factory.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/Factory.java
@ -0,0 +1,60 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+
+import com.mapswithme.maps.cian.RentPlace;
+import com.mapswithme.maps.gallery.GalleryAdapter;
+import com.mapswithme.maps.viator.ViatorProduct;
+
+public class Factory
+{
+  @NonNull
+  public static GalleryAdapter createViatorLoadingAdapter(@Nullable String cityUrl,
+                                                          @Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new ViatorLoadingAdapterStrategy(cityUrl), listener);
+  }
+
+  @NonNull
+  public static GalleryAdapter createViatorOfflineAdapter(@Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new ViatorOfflineAdapterStrategy(null), listener);
+  }
+
+  @NonNull
+  public static GalleryAdapter createViatorErrorAdapter(@Nullable String url,
+                                                        @Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new ViatorErrorAdapterStrategy(url), listener);
+  }
+
+  @NonNull
+  public static GalleryAdapter createCianLoadingAdapter(@Nullable String url,
+                                                        @Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new CianLoadingAdapterStrategy(url), listener);
+  }
+
+  @NonNull
+  public static GalleryAdapter createCianErrorAdapter(@Nullable String url,
+                                                      @Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new CianErrorAdapterStrategy(url), listener);
+  }
+
+  @NonNull
+  public static GalleryAdapter createViatorAdapter(@NonNull ViatorProduct[] products,
+                                                   @Nullable String cityUrl,
+                                                   @Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new ViatorAdapterStrategy(products, cityUrl), listener);
+  }
+
+  @NonNull
+  public static GalleryAdapter createCianAdapter(@NonNull RentPlace[] products, @NonNull String url,
+                                                 @Nullable GalleryAdapter.ItemSelectedListener listener)
+  {
+    return new GalleryAdapter<>(new CianAdapterStrategy(products, url), listener);
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/ViatorAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/ViatorAdapterStrategy.java
@ -0,0 +1,75 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.gallery.GalleryAdapter;
+import com.mapswithme.maps.gallery.Holders;
+import com.mapswithme.maps.gallery.Items;
+import com.mapswithme.maps.gallery.RegularAdapterStrategy;
+import com.mapswithme.maps.viator.ViatorProduct;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ViatorAdapterStrategy
+    extends RegularAdapterStrategy<Items.ViatorItem>
+{
+
+  ViatorAdapterStrategy(@NonNull ViatorProduct[] products, @Nullable String moreUrl)
+  {
+    super(convertItems(products), new Items.ViatorMoreItem(moreUrl));
+  }
+
+  public ViatorAdapterStrategy(@NonNull List<Items.ViatorItem> items,
+                               @Nullable Items.ViatorItem moreItem)
+  {
+    super(items, moreItem);
+  }
+
+  @NonNull
+  @Override
+  protected Holders.BaseViewHolder<Items.ViatorItem> createProductViewHodler(@NonNull ViewGroup parent,
+                                                                             int viewType,
+                                                                             @NonNull GalleryAdapter adapter)
+  {
+    View view = LayoutInflater.from(parent.getContext())
+                              .inflate(R.layout.item_viator_product, parent,
+                                       false);
+    return new Holders.ViatorProductViewHolder(view, mItems, adapter);
+  }
+
+  @NonNull
+  @Override
+  protected Holders.BaseViewHolder<Items.ViatorItem> createMoreProductsViewHolder(
+      @NonNull ViewGroup parent, int viewType, @NonNull GalleryAdapter adapter)
+  {
+    View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_viator_more, parent,
+                                                                 false);
+    return new Holders.ViatorMoreItemViewHolder(view, mItems, adapter);
+  }
+
+  @Override
+  protected void onBindViewHolder(Holders.BaseViewHolder<Items.ViatorItem> holder, int position)
+  {
+    holder.bind(mItems.get(position));
+  }
+
+  @NonNull
+  private static List<Items.ViatorItem> convertItems(@NonNull ViatorProduct[] items)
+  {
+    List<Items.ViatorItem> viewItems = new ArrayList<>();
+    for (ViatorProduct product : items)
+    {
+      viewItems.add(new Items.ViatorItem(product.getPhotoUrl(), product.getTitle(),
+                                         product.getDuration(), product.getRating(), product.getPriceFormatted(),
+                                         product.getPageUrl()));
+    }
+
+    return viewItems;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/ViatorErrorAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/ViatorErrorAdapterStrategy.java
@ -0,0 +1,43 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.gallery.ErrorAdapterStrategy;
+
+public class ViatorErrorAdapterStrategy extends ErrorAdapterStrategy
+{
+  ViatorErrorAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @Override
+  protected int getTitle()
+  {
+    return R.string.preloader_viator_title;
+  }
+
+  @Override
+  protected int getSubtitle()
+  {
+    return R.string.preloader_viator_message;
+  }
+
+  @NonNull
+  @Override
+  protected View inflateView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
+  {
+    return inflater.inflate(R.layout.item_viator_loading, parent, false);
+  }
+
+  @Override
+  protected int getLabelForDetailsView()
+  {
+    return R.string.preloader_viator_button;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/ViatorLoadingAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/ViatorLoadingAdapterStrategy.java
@ -0,0 +1,43 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.gallery.LoadingAdapterStrategy;
+
+public class ViatorLoadingAdapterStrategy extends LoadingAdapterStrategy
+{
+  ViatorLoadingAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @Override
+  protected int getTitle()
+  {
+    return R.string.preloader_viator_title;
+  }
+
+  @Override
+  protected int getSubtitle()
+  {
+    return R.string.preloader_viator_message;
+  }
+
+  @NonNull
+  @Override
+  protected View inflateView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
+  {
+    return inflater.inflate(R.layout.item_viator_loading, parent, false);
+  }
+
+  @Override
+  protected int getLabelForDetailsView()
+  {
+    return R.string.preloader_viator_button;
+  }
+}
--- a/android/src/com/mapswithme/maps/gallery/impl/ViatorOfflineAdapterStrategy.java
+++ b/android/src/com/mapswithme/maps/gallery/impl/ViatorOfflineAdapterStrategy.java
@ -0,0 +1,37 @@
+package com.mapswithme.maps.gallery.impl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.mapswithme.maps.R;
+import com.mapswithme.maps.gallery.OfflineAdapterStrategy;
+
+public class ViatorOfflineAdapterStrategy extends OfflineAdapterStrategy
+{
+  ViatorOfflineAdapterStrategy(@Nullable String url)
+  {
+    super(url);
+  }
+
+  @Override
+  protected int getTitle()
+  {
+    return R.string.preloader_viator_title;
+  }
+
+  @Override
+  protected int getSubtitle()
+  {
+    return R.string.common_check_internet_connection_dialog;
+  }
+
+  @NonNull
+  @Override
+  protected View inflateView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
+  {
+    return inflater.inflate(R.layout.item_viator_loading, parent, false);
+  }
+}
--- a/android/src/com/mapswithme/maps/viator/OfflineViatorAdapter.java
+++ b/android/src/com/mapswithme/maps/viator/OfflineViatorAdapter.java
@ -1,31 +0,0 @@
-package com.mapswithme.maps.viator;
-
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-
-import com.mapswithme.maps.MwmApplication;
-import com.mapswithme.maps.R;
-
-public class OfflineViatorAdapter extends ViatorAdapter
-{
-  public OfflineViatorAdapter(@Nullable ItemSelectedListener listener)
-  {
-    super(null, false, listener, TYPE_OFFLINE_MESSAGE);
-  }
-
-  @NonNull
-  @Override
-  protected String getLoadingTitle()
-  {
-    return MwmApplication
-        .get().getString(R.string.preloader_viator_title);
-  }
-
-  @Nullable
-  @Override
-  protected String getLoadingSubtitle()
-  {
-    return MwmApplication
-        .get().getString(R.string.common_check_internet_connection_dialog);
-  }
-}
--- a/android/src/com/mapswithme/maps/viator/ViatorAdapter.java
+++ b/android/src/com/mapswithme/maps/viator/ViatorAdapter.java
@ -1,188 +0,0 @@
-package com.mapswithme.maps.viator;
-
-import android.content.Context;
-import android.support.annotation.LayoutRes;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import com.bumptech.glide.Glide;
-import com.mapswithme.maps.MwmApplication;
-import com.mapswithme.maps.R;
-import com.mapswithme.maps.base.BaseSponsoredAdapter;
-import com.mapswithme.maps.ugc.Impress;
-import com.mapswithme.maps.ugc.UGC;
-import com.mapswithme.maps.widget.RatingView;
-import com.mapswithme.util.UiUtils;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class ViatorAdapter extends BaseSponsoredAdapter
-{
-  private static final String LOADING_TITLE = MwmApplication
-      .get().getString(R.string.preloader_viator_title);
-  private static final String LOADING_SUBTITLE = MwmApplication
-      .get().getString(R.string.preloader_viator_message);
-
-  ViatorAdapter(@Nullable String url, boolean hasError,
-                       @Nullable ItemSelectedListener listener, @ViewType int type)
-  {
-    super(url, hasError, listener, type);
-  }
-
-  public ViatorAdapter(@Nullable String url, boolean hasError,
-                       @Nullable ItemSelectedListener listener)
-  {
-    super(url, hasError, listener, TYPE_LOADING);
-  }
-
-  public ViatorAdapter(@NonNull ViatorProduct[] items, @Nullable String cityUrl,
-                       @Nullable ItemSelectedListener listener, boolean shouldShowMoreItem)
-  {
-    super(convertItems(items), cityUrl, listener, shouldShowMoreItem);
-  }
-
-  @NonNull
-  private static List<Item> convertItems(@NonNull ViatorProduct[] items)
-  {
-    List<Item> viewItems = new ArrayList<>();
-    for (ViatorProduct product : items)
-    {
-      viewItems.add(new Item(product.getPhotoUrl(), product.getTitle(),
-                             product.getDuration(), product.getRating(), product.getPriceFormatted(),
-                             product.getPageUrl()));
-    }
-
-    return viewItems;
-  }
-
-  @Override
-  @NonNull
-  protected BaseSponsoredAdapter.ViewHolder createViewHolder(@NonNull LayoutInflater inflater,
-                                                             @NonNull ViewGroup parent)
-  {
-    return new ProductViewHolder(inflater.inflate(R.layout.item_viator_product, parent, false),
-                                 this);
-  }
-
-  @NonNull
-  @Override
-  protected View inflateLoadingView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
-  {
-    return inflater.inflate(R.layout.item_viator_loading, parent, false);
-  }
-
-  @NonNull
-  @Override
-  protected View inflateOfflineView(@NonNull LayoutInflater inflater, @NonNull ViewGroup parent)
-  {
-    return inflateLoadingView(inflater, parent);
-  }
-
-  @Override
-  protected int getMoreLabelForLoadingView()
-  {
-    return R.string.preloader_viator_button;
-  }
-
-  @Override
-  protected int getMoreLabelForOfflineView()
-  {
-    return R.string.details;
-  }
-
-  @NonNull
-  @Override
-  protected String getLoadingTitle()
-  {
-    return LOADING_TITLE;
-  }
-
-  @Nullable
-  @Override
-  protected String getLoadingSubtitle()
-  {
-    return LOADING_SUBTITLE;
-  }
-
-  @LayoutRes
-  @Override
-  protected int getMoreLayout()
-  {
-    return R.layout.item_viator_more;
-  }
-
-  private static final class ProductViewHolder extends ViewHolder
-  {
-    @NonNull
-    ImageView mImage;
-    @NonNull
-    TextView mDuration;
-    @NonNull
-    RatingView mRating;
-    @NonNull
-    TextView mPrice;
-
-    @NonNull
-    Context mContext;
-
-    ProductViewHolder(@NonNull View itemView, @NonNull ViatorAdapter adapter)
-    {
-      super(itemView, adapter);
-      mContext = itemView.getContext();
-      mImage = (ImageView) itemView.findViewById(R.id.iv__image);
-      mDuration = (TextView) itemView.findViewById(R.id.tv__duration);
-      mRating = (RatingView) itemView.findViewById(R.id.ratingView);
-      mPrice = (TextView) itemView.findViewById(R.id.tv__price);
-    }
-
-    @Override
-    public void bind(@NonNull BaseSponsoredAdapter.Item item)
-    {
-      super.bind(item);
-
-      Item product = (Item) item;
-      if (product.mPhotoUrl != null)
-      {
-        Glide.with(mContext)
-             .load(product.mPhotoUrl)
-             .centerCrop()
-             .into(mImage);
-      }
-
-      UiUtils.setTextAndHideIfEmpty(mDuration, product.mDuration);
-      UiUtils.setTextAndHideIfEmpty(mPrice, mContext.getString(R.string.place_page_starting_from,
-                                                               product.mPrice));
-      float rating = (float) product.mRating;
-      Impress impress = Impress.values()[UGC.nativeToImpress(rating)];
-      mRating.setRating(impress, String.valueOf(rating));
-    }
-  }
-
-  private static final class Item extends BaseSponsoredAdapter.Item
-  {
-    @Nullable
-    private final String mPhotoUrl;
-    @Nullable
-    private final String mDuration;
-    private final double mRating;
-    @Nullable
-    private final String mPrice;
-
-    private Item(@Nullable String photoUrl, @NonNull String title,
-                 @Nullable String duration, double rating, @Nullable String price,
-                 @NonNull String url)
-    {
-      super(TYPE_PRODUCT, title, url, null, false, false);
-      mPhotoUrl = photoUrl;
-      mDuration = duration;
-      mRating = rating;
-      mPrice = price;
-    }
-  }
-}
--- a/android/src/com/mapswithme/maps/viator/ViatorProduct.java
+++ b/android/src/com/mapswithme/maps/viator/ViatorProduct.java
@ -87,52 +87,52 @@ public final class ViatorProduct implements Parcelable
  }

  @NonNull
-  String getTitle()
+  public String getTitle()
  {
    return mTitle;
  }

-  double getRating()
+  public double getRating()
  {
    return mRating;
  }

-  int getReviewCount()
+  public int getReviewCount()
  {
    return mReviewCount;
  }

  @NonNull
-  String getDuration()
+  public String getDuration()
  {
    return mDuration;
  }

-  double getPrice()
+  public double getPrice()
  {
    return mPrice;
  }

  @NonNull
-  String getPriceFormatted()
+  public String getPriceFormatted()
  {
    return mPriceFormatted;
  }

  @NonNull
-  String getCurrency()
+  public String getCurrency()
  {
    return mCurrency;
  }

  @NonNull
-  String getPhotoUrl()
+  public String getPhotoUrl()
  {
    return mPhotoUrl;
  }

  @NonNull
-  String getPageUrl()
+  public String getPageUrl()
  {
    return mPageUrl;
  }
--- a/android/src/com/mapswithme/maps/widget/placepage/PlacePageView.java
+++ b/android/src/com/mapswithme/maps/widget/placepage/PlacePageView.java
@ -13,7 +13,6 @@ import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.v4.app.Fragment;
 import android.support.v4.widget.NestedScrollView;
-import android.support.v7.widget.DefaultItemAnimator;
 import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
@ -44,10 +43,8 @@ import com.mapswithme.maps.MwmApplication;
 import com.mapswithme.maps.R;
 import com.mapswithme.maps.ads.CompoundNativeAdLoader;
 import com.mapswithme.maps.ads.DefaultAdTracker;
-import com.mapswithme.maps.ads.Factory;
 import com.mapswithme.maps.ads.LocalAdInfo;
 import com.mapswithme.maps.api.ParsedMwmRequest;
-import com.mapswithme.maps.base.BaseSponsoredAdapter;
 import com.mapswithme.maps.bookmarks.data.Bookmark;
 import com.mapswithme.maps.bookmarks.data.BookmarkManager;
 import com.mapswithme.maps.bookmarks.data.DistanceAndAzimut;
@ -55,7 +52,6 @@ import com.mapswithme.maps.bookmarks.data.FeatureId;
 import com.mapswithme.maps.bookmarks.data.MapObject;
 import com.mapswithme.maps.bookmarks.data.Metadata;
 import com.mapswithme.maps.cian.Cian;
-import com.mapswithme.maps.cian.CianAdapter;
 import com.mapswithme.maps.cian.RentPlace;
 import com.mapswithme.maps.downloader.CountryItem;
 import com.mapswithme.maps.downloader.DownloaderStatusIcon;
@ -67,6 +63,7 @@ import com.mapswithme.maps.editor.data.Timetable;
 import com.mapswithme.maps.gallery.FullScreenGalleryActivity;
 import com.mapswithme.maps.gallery.GalleryActivity;
 import com.mapswithme.maps.gallery.Image;
+import com.mapswithme.maps.gallery.impl.Factory;
 import com.mapswithme.maps.location.LocationHelper;
 import com.mapswithme.maps.review.Review;
 import com.mapswithme.maps.routing.RoutingController;
@ -74,7 +71,6 @@ import com.mapswithme.maps.taxi.TaxiManager;
 import com.mapswithme.maps.ugc.Impress;
 import com.mapswithme.maps.ugc.UGCController;
 import com.mapswithme.maps.viator.Viator;
-import com.mapswithme.maps.viator.ViatorAdapter;
 import com.mapswithme.maps.viator.ViatorProduct;
 import com.mapswithme.maps.widget.ArrowView;
 import com.mapswithme.maps.widget.BaseShadowController;
@ -84,7 +80,6 @@ import com.mapswithme.maps.widget.RatingView;
 import com.mapswithme.maps.widget.ScrollViewShadowController;
 import com.mapswithme.maps.widget.recycler.ItemDecoratorFactory;
 import com.mapswithme.maps.widget.recycler.RecyclerClickListener;
-import com.mapswithme.maps.widget.recycler.SingleChangeItemAnimator;
 import com.mapswithme.util.ConnectionState;
 import com.mapswithme.util.Graphics;
 import com.mapswithme.util.NetworkPolicy;
@ -110,9 +105,9 @@ import static com.mapswithme.util.statistics.Statistics.EventName.PP_HOTEL_DESCR
 import static com.mapswithme.util.statistics.Statistics.EventName.PP_HOTEL_FACILITIES;
 import static com.mapswithme.util.statistics.Statistics.EventName.PP_HOTEL_GALLERY_OPEN;
 import static com.mapswithme.util.statistics.Statistics.EventName.PP_HOTEL_REVIEWS_LAND;
+import static com.mapswithme.util.statistics.Statistics.EventName.PP_SPONSORED_ACTION;
 import static com.mapswithme.util.statistics.Statistics.EventName.PP_SPONSORED_DETAILS;
 import static com.mapswithme.util.statistics.Statistics.EventName.PP_SPONSORED_OPENTABLE;
-import static com.mapswithme.util.statistics.Statistics.EventName.PP_SPONSORED_ACTION;

 public class PlacePageView extends RelativeLayout
    implements View.OnClickListener,
@ -126,7 +121,7 @@ public class PlacePageView extends RelativeLayout
               EditBookmarkFragment.EditBookmarkListener,
               BannerController.BannerListener,
               Viator.ViatorListener,
-               BaseSponsoredAdapter.ItemSelectedListener,
+               com.mapswithme.maps.gallery.GalleryAdapter.ItemSelectedListener,
               Cian.CianListener
 {
  private static final Logger LOGGER = LoggerFactory.INSTANCE.getLogger(LoggerFactory.Type.MISC);
@ -200,8 +195,6 @@ public class PlacePageView extends RelativeLayout
  private View mHotelMore;
  private View mSponsoredGalleryView;
  private RecyclerView mRvSponsoredProducts;
-  @Nullable
-  private BaseSponsoredAdapter mSponsoredAdapter;
  private TextView mTvSponsoredTitle;
  private ImageView mIvSponsoredLogo;

@ -228,7 +221,7 @@ public class PlacePageView extends RelativeLayout
  @NonNull
  private final FacilitiesAdapter mFacilitiesAdapter = new FacilitiesAdapter();
  @NonNull
-  private final GalleryAdapter mGalleryAdapter;
+  private final com.mapswithme.maps.widget.placepage.GalleryAdapter mGalleryAdapter;
  @NonNull
  private final NearbyAdapter mNearbyAdapter = new NearbyAdapter(this);
  @NonNull
@ -303,7 +296,7 @@ public class PlacePageView extends RelativeLayout
    super(context, attrs);

    mIsLatLonDms = MwmApplication.prefs().getBoolean(PREF_USE_DMS, false);
-    mGalleryAdapter = new GalleryAdapter(context);
+    mGalleryAdapter = new com.mapswithme.maps.widget.placepage.GalleryAdapter(context);
    mMarginBase = (int) getResources().getDimension(R.dimen.margin_base);
    init(attrs, defStyleAttr);
  }
@ -439,7 +432,7 @@ public class PlacePageView extends RelativeLayout
    if (bannerView != null)
    {
      DefaultAdTracker tracker = new DefaultAdTracker();
-      CompoundNativeAdLoader loader = Factory.createCompoundLoader(tracker, tracker);
+      CompoundNativeAdLoader loader = com.mapswithme.maps.ads.Factory.createCompoundLoader(tracker, tracker);
      mBannerController = new BannerController(bannerView, this, loader, tracker);
    }

@ -840,15 +833,8 @@ public class PlacePageView extends RelativeLayout
  @Override
  public void onErrorReceived(int errorCode)
  {
-    if (mSponsoredAdapter == null || !mSponsoredAdapter.containsLoading())
-    {
-      mSponsoredAdapter = new CianAdapter("" /* url */ , true /* hasError */, this);
-      mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-    }
-    else
-    {
-      mSponsoredAdapter.setLoadingError(mSponsored != null ? mSponsored.getUrl() : "");
-    }
+    String url = mSponsored != null ? mSponsored.getUrl() : "";
+    mRvSponsoredProducts.setAdapter(Factory.createCianErrorAdapter(url, this));
    Statistics.INSTANCE.trackSponsoredGalleryError(Sponsored.TYPE_CIAN, String.valueOf(errorCode));
  }

@ -871,38 +857,13 @@ public class PlacePageView extends RelativeLayout
  {
    if (products.length == 0)
    {
-      if (mSponsoredAdapter == null || !mSponsoredAdapter.containsLoading())
-      {
-        mSponsoredAdapter = new ViatorAdapter(cityUrl, true, this);
-        mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-      }
-      else
-      {
-        mSponsoredAdapter.setLoadingError(cityUrl);
-      }
+      mRvSponsoredProducts.setAdapter(Factory.createViatorErrorAdapter(cityUrl, this));
      Statistics.INSTANCE.trackSponsoredGalleryError(Sponsored.TYPE_VIATOR,
                                                     Statistics.ParamValue.NO_PRODUCTS);
    }
    else
    {
-      if (mSponsoredAdapter == null || !mSponsoredAdapter.containsLoading())
-      {
-        mSponsoredAdapter = new ViatorAdapter(products, cityUrl, this, true);
-        mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-      }
-      else
-      {
-        mRvSponsoredProducts.setItemAnimator(new SingleChangeItemAnimator() {
-          @Override
-          public void onAnimationFinished()
-          {
-            mRvSponsoredProducts.setItemAnimator(new DefaultItemAnimator());
-            mSponsoredAdapter = new ViatorAdapter(products, cityUrl, PlacePageView.this, true);
-            mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-          }
-        });
-        mSponsoredAdapter.setLoadingCompleted(cityUrl);
-      }
+      mRvSponsoredProducts.setAdapter(Factory.createViatorAdapter(products, cityUrl, this));
    }
  }

@ -910,38 +871,13 @@ public class PlacePageView extends RelativeLayout
  {
    if (products.length == 0)
    {
-      if (mSponsoredAdapter == null || !mSponsoredAdapter.containsLoading())
-      {
-        mSponsoredAdapter = new CianAdapter(url, true /* hasError */, this);
-        mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-      }
-      else
-      {
-        mSponsoredAdapter.setLoadingError(url);
-      }
+      mRvSponsoredProducts.setAdapter(Factory.createCianErrorAdapter(url, this));
      Statistics.INSTANCE.trackSponsoredGalleryError(Sponsored.TYPE_CIAN,
                                                     Statistics.ParamValue.NO_PRODUCTS);
    }
    else
    {
-      if (mSponsoredAdapter == null || !mSponsoredAdapter.containsLoading())
-      {
-        mSponsoredAdapter = new CianAdapter(products, url, this);
-        mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-      }
-      else
-      {
-        mRvSponsoredProducts.setItemAnimator(new SingleChangeItemAnimator() {
-          @Override
-          public void onAnimationFinished()
-          {
-            mRvSponsoredProducts.setItemAnimator(new DefaultItemAnimator());
-            mSponsoredAdapter = new CianAdapter(products, url, PlacePageView.this);
-            mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-          }
-        });
-        mSponsoredAdapter.setLoadingCompleted(url);
-      }
+      mRvSponsoredProducts.setAdapter(Factory.createCianAdapter(products, url, this));
    }
  }

@ -961,19 +897,13 @@ public class PlacePageView extends RelativeLayout
  private void showLoadingViatorProducts(@NonNull String id, @NonNull String cityUrl)
  {
    if (!Viator.hasCache(id))
-    {
-      mSponsoredAdapter = new ViatorAdapter(cityUrl, false, this);
-      mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-    }
+      mRvSponsoredProducts.setAdapter(Factory.createViatorLoadingAdapter(cityUrl, this));
  }

  private void showLoadingCianProducts(@NonNull FeatureId id, @NonNull String url)
  {
    if (!Cian.hasCache(id))
-    {
-      mSponsoredAdapter = new CianAdapter(url, false /* hasError */, this);
-      mRvSponsoredProducts.setAdapter(mSponsoredAdapter);
-    }
+      mRvSponsoredProducts.setAdapter(Factory.createCianLoadingAdapter(url, this));
  }

  private void updateGallerySponsoredTitle(@Sponsored.SponsoredType int type)
@ -989,8 +919,7 @@ public class PlacePageView extends RelativeLayout

  private void clearSponsoredGalleryViews()
  {
-    mSponsoredAdapter = null;
-    mRvSponsoredProducts.swapAdapter(null /* adapter */, false /* removeAndRecycleExistingViews */);
+    mRvSponsoredProducts.swapAdapter(null /* adapter */ , false);
  }

  @Override
@ -1028,8 +957,8 @@ public class PlacePageView extends RelativeLayout

    Statistics.INSTANCE.trackHotelEvent(PP_HOTEL_GALLERY_OPEN, mSponsored, mMapObject);

-    if (position == GalleryAdapter.MAX_COUNT - 1
-        && mGalleryAdapter.getItems().size() > GalleryAdapter.MAX_COUNT)
+    if (position == com.mapswithme.maps.widget.placepage.GalleryAdapter.MAX_COUNT - 1
+        && mGalleryAdapter.getItems().size() > com.mapswithme.maps.widget.placepage.GalleryAdapter.MAX_COUNT)
    {
      GalleryActivity.start(getContext(), mGalleryAdapter.getItems(), mMapObject.getTitle());
    }