/*
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* Copyright (c) 2010-2019 Belledonne Communications SARL.
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*
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* This file is part of linphone-android
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* (see https://www.linphone.org).
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.linphone.chat;
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import android.content.Context;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.recyclerview.widget.DiffUtil;
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import java.util.Arrays;
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import java.util.List;
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import org.linphone.LinphoneManager;
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import org.linphone.core.ChatRoom;
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import org.linphone.utils.SelectableAdapter;
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import org.linphone.utils.SelectableHelper;
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public class ChatRoomsAdapter extends SelectableAdapter<ChatRoomViewHolder> {
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private final Context mContext;
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private List<ChatRoom> mRooms;
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private final int mItemResource;
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private final ChatRoomViewHolder.ClickListener mClickListener;
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public ChatRoomsAdapter(
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Context context,
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int itemResource,
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List<ChatRoom> rooms,
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ChatRoomViewHolder.ClickListener clickListener,
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SelectableHelper helper) {
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super(helper);
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mClickListener = clickListener;
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mRooms = rooms;
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mContext = context;
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mItemResource = itemResource;
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}
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@Override
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public ChatRoomViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
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View view = LayoutInflater.from(parent.getContext()).inflate(mItemResource, parent, false);
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return new ChatRoomViewHolder(mContext, view, mClickListener);
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}
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@Override
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public void onBindViewHolder(ChatRoomViewHolder holder, int position) {
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ChatRoom room = mRooms.get(position);
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holder.delete.setVisibility(isEditionEnabled() ? View.VISIBLE : View.INVISIBLE);
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holder.unreadMessages.setVisibility(
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isEditionEnabled()
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? View.INVISIBLE
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: (room.getUnreadMessagesCount() > 0 ? View.VISIBLE : View.INVISIBLE));
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holder.delete.setChecked(isSelected(position));
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room.setUserData(holder);
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holder.bindChatRoom(room);
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}
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public void refresh() {
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refresh(false);
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}
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public void refresh(boolean force) {
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ChatRoom[] rooms = LinphoneManager.getCore().getChatRooms();
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List<ChatRoom> roomsList = Arrays.asList(rooms);
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if (!force) {
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DiffUtil.DiffResult diffResult =
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DiffUtil.calculateDiff(new ChatRoomDiffCallback(roomsList, mRooms));
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diffResult.dispatchUpdatesTo(this);
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mRooms = roomsList;
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} else {
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mRooms = roomsList;
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notifyDataSetChanged();
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}
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}
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/** Adapter's methods */
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@Override
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public int getItemCount() {
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return mRooms.size();
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}
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@Override
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public Object getItem(int position) {
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if (position < mRooms.size()) return mRooms.get(position);
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return null;
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}
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@Override
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public long getItemId(int position) {
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return position;
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}
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class ChatRoomDiffCallback extends DiffUtil.Callback {
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List<ChatRoom> oldChatRooms;
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List<ChatRoom> newChatRooms;
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public ChatRoomDiffCallback(List<ChatRoom> newRooms, List<ChatRoom> oldRooms) {
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oldChatRooms = oldRooms;
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newChatRooms = newRooms;
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}
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@Override
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public int getOldListSize() {
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return oldChatRooms.size();
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}
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@Override
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public int getNewListSize() {
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return newChatRooms.size();
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}
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@Override
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public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
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return oldChatRooms.get(oldItemPosition) == (newChatRooms.get(newItemPosition));
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}
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@Override
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public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
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return newChatRooms.get(newItemPosition).getUnreadMessagesCount() == 0;
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}
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}
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}
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