1package eu.siacs.conversations.ui.adapter;
 2
 3import android.databinding.DataBindingUtil;
 4import android.support.annotation.NonNull;
 5import android.support.v7.recyclerview.extensions.ListAdapter;
 6import android.support.v7.util.DiffUtil;
 7import android.support.v7.widget.RecyclerView;
 8import android.text.TextUtils;
 9import android.view.LayoutInflater;
10import android.view.View;
11import android.view.ViewGroup;
12
13import eu.siacs.conversations.R;
14import eu.siacs.conversations.databinding.SearchResultItemBinding;
15import eu.siacs.conversations.http.services.MuclumbusService;
16import eu.siacs.conversations.ui.util.AvatarWorkerTask;
17
18public class ChannelSearchResultAdapter extends ListAdapter<MuclumbusService.Room, ChannelSearchResultAdapter.ViewHolder> {
19
20    private OnChannelSearchResultSelected listener;
21
22    private static final DiffUtil.ItemCallback<MuclumbusService.Room> DIFF = new DiffUtil.ItemCallback<MuclumbusService.Room>() {
23        @Override
24        public boolean areItemsTheSame(@NonNull MuclumbusService.Room a, @NonNull MuclumbusService.Room b) {
25            return a.address != null && a.address.equals(b.address);
26        }
27
28        @Override
29        public boolean areContentsTheSame(@NonNull MuclumbusService.Room a, @NonNull MuclumbusService.Room b) {
30            return a.equals(b);
31        }
32    };
33
34    public ChannelSearchResultAdapter() {
35        super(DIFF);
36    }
37
38    @NonNull
39    @Override
40    public ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
41        return new ViewHolder(DataBindingUtil.inflate(LayoutInflater.from(viewGroup.getContext()), R.layout.search_result_item,viewGroup,false));
42    }
43
44    @Override
45    public void onBindViewHolder(@NonNull ViewHolder viewHolder, int position) {
46        final MuclumbusService.Room searchResult = getItem(position);
47        viewHolder.binding.name.setText(searchResult.getName());
48        final String description = searchResult.getDescription();
49        if (TextUtils.isEmpty(description)) {
50            viewHolder.binding.description.setVisibility(View.GONE);
51        } else {
52            viewHolder.binding.description.setText(description);
53            viewHolder.binding.description.setVisibility(View.VISIBLE);
54        }
55        viewHolder.binding.room.setText(searchResult.getRoom().asBareJid().toString());
56        AvatarWorkerTask.loadAvatar(searchResult, viewHolder.binding.avatar, R.dimen.avatar);
57        viewHolder.binding.getRoot().setOnClickListener(v -> listener.onChannelSearchResult(searchResult));
58    }
59
60    public void setOnChannelSearchResultSelectedListener(OnChannelSearchResultSelected listener) {
61        this.listener = listener;
62    }
63
64
65    public static class ViewHolder extends RecyclerView.ViewHolder {
66
67        private final SearchResultItemBinding binding;
68
69        private ViewHolder(SearchResultItemBinding binding) {
70            super(binding.getRoot());
71            this.binding = binding;
72        }
73    }
74
75    public interface OnChannelSearchResultSelected {
76        void onChannelSearchResult(MuclumbusService.Room result);
77    }
78}