/*
* Firetweet - Twitter client for Android
*
* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.getlantern.firetweet.adapter;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.database.Cursor;
import android.support.v7.widget.RecyclerView.Adapter;
import android.support.v7.widget.RecyclerView.ViewHolder;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import org.getlantern.firetweet.Constants;
import org.getlantern.firetweet.R;
import org.getlantern.firetweet.adapter.iface.IContentCardAdapter;
import org.getlantern.firetweet.app.FiretweetApplication;
import org.getlantern.firetweet.fragment.support.DirectMessagesFragment;
import org.getlantern.firetweet.model.StringLongPair;
import org.getlantern.firetweet.provider.FiretweetDataStore.DirectMessages.ConversationEntries;
import org.getlantern.firetweet.util.AsyncTwitterWrapper;
import org.getlantern.firetweet.util.ImageLoadingHandler;
import org.getlantern.firetweet.util.MediaLoaderWrapper;
import org.getlantern.firetweet.util.MultiSelectManager;
import org.getlantern.firetweet.util.ReadStateManager;
import org.getlantern.firetweet.util.ReadStateManager.OnReadStateChangeListener;
import org.getlantern.firetweet.util.SharedPreferencesWrapper;
import org.getlantern.firetweet.util.Utils;
import org.getlantern.firetweet.view.holder.LoadIndicatorViewHolder;
import org.getlantern.firetweet.view.holder.MessageEntryViewHolder;
public class MessageEntriesAdapter extends Adapter<ViewHolder> implements Constants,
IContentCardAdapter, OnClickListener, OnReadStateChangeListener {
public static final int ITEM_VIEW_TYPE_MESSAGE = 0;
public static final int ITEM_VIEW_TYPE_LOAD_INDICATOR = 1;
private final Context mContext;
private final LayoutInflater mInflater;
private final MediaLoaderWrapper mImageLoader;
private final MultiSelectManager mMultiSelectManager;
private final int mTextSize;
private final int mProfileImageStyle;
private final int mMediaPreviewStyle;
private final ReadStateManager mReadStateManager;
private final OnSharedPreferenceChangeListener mReadStateChangeListener;
private boolean mLoadMoreSupported;
private boolean mLoadMoreIndicatorVisible;
private Cursor mCursor;
private MessageEntriesAdapterListener mListener;
private StringLongPair[] mPositionPairs;
public MessageEntriesAdapter(final Context context) {
mContext = context;
mInflater = LayoutInflater.from(context);
final FiretweetApplication app = FiretweetApplication.getInstance(context);
mMultiSelectManager = app.getMultiSelectManager();
mImageLoader = app.getMediaLoaderWrapper();
final SharedPreferencesWrapper preferences = SharedPreferencesWrapper.getInstance(context,
SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
mProfileImageStyle = Utils.getProfileImageStyle(preferences.getString(KEY_PROFILE_IMAGE_STYLE, null));
mMediaPreviewStyle = Utils.getMediaPreviewStyle(preferences.getString(KEY_MEDIA_PREVIEW_STYLE, null));
mTextSize = preferences.getInt(KEY_TEXT_SIZE, context.getResources().getInteger(R.integer.default_text_size));
mReadStateManager = app.getReadStateManager();
mReadStateChangeListener = new OnSharedPreferenceChangeListener() {
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
updateReadState();
}
};
}
public void updateReadState() {
mPositionPairs = mReadStateManager.getPositionPairs(TAB_TYPE_DIRECT_MESSAGES);
notifyDataSetChanged();
}
public DirectMessageEntry getEntry(final int position) {
final Cursor c = mCursor;
if (c == null || c.isClosed() || !c.moveToPosition(position)) return null;
return new DirectMessageEntry(c);
}
public MediaLoaderWrapper getImageLoader() {
return mImageLoader;
}
public Context getContext() {
return mContext;
}
@Override
public ImageLoadingHandler getImageLoadingHandler() {
return null;
}
@Override
public int getProfileImageStyle() {
return mProfileImageStyle;
}
@Override
public int getMediaPreviewStyle() {
return mMediaPreviewStyle;
}
@Override
public AsyncTwitterWrapper getTwitterWrapper() {
return null;
}
@Override
public float getTextSize() {
return mTextSize;
}
@Override
public void onReadStateChanged() {
}
@Override
public boolean isLoadMoreIndicatorVisible() {
return mLoadMoreIndicatorVisible;
}
@Override
public boolean isLoadMoreSupported() {
return mLoadMoreSupported;
}
@Override
public void setLoadMoreSupported(boolean supported) {
mLoadMoreSupported = supported;
if (!supported) {
mLoadMoreIndicatorVisible = false;
}
notifyDataSetChanged();
}
@Override
public void setLoadMoreIndicatorVisible(boolean enabled) {
if (mLoadMoreIndicatorVisible == enabled) return;
mLoadMoreIndicatorVisible = enabled && mLoadMoreSupported;
notifyDataSetChanged();
}
@Override
public boolean isGapItem(int position) {
return false;
}
@Override
public void onGapClick(ViewHolder holder, int position) {
}
@Override
public void onClick(final View view) {
// if (mMultiSelectManager.isActive()) return;
// final Object tag = view.getTag();
// final int position = tag instanceof Integer ? (Integer) tag : -1;
// if (position == -1) return;
// switch (view.getId()) {
// case R.id.profile_image: {
// if (mContext instanceof Activity) {
// final long account_id = getAccountId(position);
// final long user_id = getConversationId(position);
// final String screen_name = getScreenName(position);
// openUserProfile(mContext, account_id, user_id, screen_name, null);
// }
// break;
// }
// }
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
switch (viewType) {
case ITEM_VIEW_TYPE_MESSAGE: {
final View view = mInflater.inflate(R.layout.list_item_message_entry, parent, false);
return new MessageEntryViewHolder(this, view);
}
case ITEM_VIEW_TYPE_LOAD_INDICATOR: {
final View view = mInflater.inflate(R.layout.card_item_load_indicator, parent, false);
return new LoadIndicatorViewHolder(view);
}
}
throw new IllegalStateException("Unknown view type " + viewType);
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
switch (getItemViewType(position)) {
case ITEM_VIEW_TYPE_MESSAGE: {
final Cursor c = mCursor;
c.moveToPosition(position);
((MessageEntryViewHolder) holder).displayMessage(c, isUnread(c));
break;
}
}
}
private boolean isUnread(Cursor c) {
if (mPositionPairs == null) return true;
final long accountId = c.getLong(ConversationEntries.IDX_ACCOUNT_ID);
final long conversationId = c.getLong(ConversationEntries.IDX_CONVERSATION_ID);
final long messageId = c.getLong(ConversationEntries.IDX_MESSAGE_ID);
final String key = accountId + "-" + conversationId;
for (StringLongPair pair : mPositionPairs) {
if (key.equals(pair.getKey())) return messageId > pair.getValue();
}
return true;
}
@Override
public int getItemViewType(int position) {
if (position == getMessagesCount()) {
return ITEM_VIEW_TYPE_LOAD_INDICATOR;
}
return ITEM_VIEW_TYPE_MESSAGE;
}
@Override
public final int getItemCount() {
return getMessagesCount() + (mLoadMoreIndicatorVisible ? 1 : 0);
}
@Override
public void onItemActionClick(ViewHolder holder, int id, int position) {
}
@Override
public void onItemMenuClick(ViewHolder holder, View menuView, int position) {
}
public void onMessageClick(int position) {
if (mListener == null) return;
mListener.onEntryClick(position, getEntry(position));
}
public void setCursor(Cursor cursor) {
mCursor = cursor;
mReadStateManager.unregisterOnSharedPreferenceChangeListener(mReadStateChangeListener);
if (cursor != null) {
updateReadState();
mReadStateManager.registerOnSharedPreferenceChangeListener(mReadStateChangeListener);
}
notifyDataSetChanged();
}
public void setListener(MessageEntriesAdapterListener listener) {
mListener = listener;
}
private int getMessagesCount() {
final Cursor c = mCursor;
if (c == null || c.isClosed()) return 0;
return c.getCount();
}
public interface MessageEntriesAdapterListener {
public void onEntryClick(int position, DirectMessageEntry entry);
}
public static class DirectMessageEntry {
public final long account_id, conversation_id;
public final String screen_name, name;
DirectMessageEntry(Cursor cursor) {
account_id = cursor.getLong(ConversationEntries.IDX_ACCOUNT_ID);
conversation_id = cursor.getLong(ConversationEntries.IDX_CONVERSATION_ID);
screen_name = cursor.getString(ConversationEntries.IDX_SCREEN_NAME);
name = cursor.getString(ConversationEntries.IDX_NAME);
}
}
}