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package eu.siacs.conversations.ui.adapter;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.Typeface;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.util.Pair;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import java.lang.ref.WeakReference;
import java.util.List;
import java.util.concurrent.RejectedExecutionException;
import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.Transferable;
import eu.siacs.conversations.ui.ConversationActivity;
import eu.siacs.conversations.ui.XmppActivity;
import eu.siacs.conversations.utils.UIHelper;
public class ConversationAdapter extends ArrayAdapter<Conversation> {
private XmppActivity activity;
public ConversationAdapter(XmppActivity activity,
List<Conversation> conversations) {
super(activity, 0, conversations);
this.activity = activity;
}
@Override
public View getView(int position, View view, ViewGroup parent) {
if (view == null) {
LayoutInflater inflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
view = inflater.inflate(R.layout.conversation_list_row,parent, false);
}
Conversation conversation = getItem(position);
if (this.activity instanceof ConversationActivity) {
View swipeableItem = view.findViewById(R.id.swipeable_item);
ConversationActivity a = (ConversationActivity) this.activity;
int c = a.highlightSelectedConversations() && conversation == a.getSelectedConversation() ? a.getSecondaryBackgroundColor() : a.getPrimaryBackgroundColor();
swipeableItem.setBackgroundColor(c);
}
TextView convName = (TextView) view.findViewById(R.id.conversation_name);
if (conversation.getMode() == Conversation.MODE_SINGLE || activity.useSubjectToIdentifyConference()) {
convName.setText(conversation.getName());
} else {
convName.setText(conversation.getJid().toBareJid().toString());
}
TextView mLastMessage = (TextView) view.findViewById(R.id.conversation_lastmsg);
TextView mTimestamp = (TextView) view.findViewById(R.id.conversation_lastupdate);
ImageView imagePreview = (ImageView) view.findViewById(R.id.conversation_lastimage);
ImageView notificationStatus = (ImageView) view.findViewById(R.id.notification_status);
Message message = conversation.getLatestMessage();
if (!conversation.isRead()) {
convName.setTypeface(null, Typeface.BOLD);
} else {
convName.setTypeface(null, Typeface.NORMAL);
}
if (message.getFileParams().width > 0
&& (message.getTransferable() == null
|| message.getTransferable().getStatus() != Transferable.STATUS_DELETED)) {
mLastMessage.setVisibility(View.GONE);
imagePreview.setVisibility(View.VISIBLE);
activity.loadBitmap(message, imagePreview);
} else {
Pair<String,Boolean> preview = UIHelper.getMessagePreview(activity,message);
mLastMessage.setVisibility(View.VISIBLE);
imagePreview.setVisibility(View.GONE);
mLastMessage.setText(preview.first);
if (preview.second) {
if (conversation.isRead()) {
mLastMessage.setTypeface(null, Typeface.ITALIC);
} else {
mLastMessage.setTypeface(null,Typeface.BOLD_ITALIC);
}
} else {
if (conversation.isRead()) {
mLastMessage.setTypeface(null,Typeface.NORMAL);
} else {
mLastMessage.setTypeface(null,Typeface.BOLD);
}
}
}
long muted_till = conversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL,0);
if (muted_till == Long.MAX_VALUE) {
notificationStatus.setVisibility(View.VISIBLE);
notificationStatus.setImageResource(R.drawable.ic_notifications_off_grey600_24dp);
} else if (muted_till >= System.currentTimeMillis()) {
notificationStatus.setVisibility(View.VISIBLE);
notificationStatus.setImageResource(R.drawable.ic_notifications_paused_grey600_24dp);
} else if (conversation.alwaysNotify()) {
notificationStatus.setVisibility(View.GONE);
} else {
notificationStatus.setVisibility(View.VISIBLE);
notificationStatus.setImageResource(R.drawable.ic_notifications_none_grey600_24dp);
}
mTimestamp.setText(UIHelper.readableTimeDifference(activity,conversation.getLatestMessage().getTimeSent()));
ImageView profilePicture = (ImageView) view.findViewById(R.id.conversation_image);
loadAvatar(conversation,profilePicture);
return view;
}
class BitmapWorkerTask extends AsyncTask<Conversation, Void, Bitmap> {
private final WeakReference<ImageView> imageViewReference;
private Conversation conversation = null;
public BitmapWorkerTask(ImageView imageView) {
imageViewReference = new WeakReference<>(imageView);
}
@Override
protected Bitmap doInBackground(Conversation... params) {
return activity.avatarService().get(params[0], activity.getPixel(56), isCancelled());
}
@Override
protected void onPostExecute(Bitmap bitmap) {
if (bitmap != null && !isCancelled()) {
final ImageView imageView = imageViewReference.get();
if (imageView != null) {
imageView.setImageBitmap(bitmap);
imageView.setBackgroundColor(0x00000000);
}
}
}
}
public void loadAvatar(Conversation conversation, ImageView imageView) {
if (cancelPotentialWork(conversation, imageView)) {
final Bitmap bm = activity.avatarService().get(conversation, activity.getPixel(56), true);
if (bm != null) {
cancelPotentialWork(conversation, imageView);
imageView.setImageBitmap(bm);
imageView.setBackgroundColor(0x00000000);
} else {
imageView.setBackgroundColor(UIHelper.getColorForName(conversation.getName()));
imageView.setImageDrawable(null);
final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
imageView.setImageDrawable(asyncDrawable);
try {
task.execute(conversation);
} catch (final RejectedExecutionException ignored) {
}
}
}
}
public static boolean cancelPotentialWork(Conversation conversation, ImageView imageView) {
final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
if (bitmapWorkerTask != null) {
final Conversation oldConversation = bitmapWorkerTask.conversation;
if (oldConversation == null || conversation != oldConversation) {
bitmapWorkerTask.cancel(true);
} else {
return false;
}
}
return true;
}
private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
if (imageView != null) {
final Drawable drawable = imageView.getDrawable();
if (drawable instanceof AsyncDrawable) {
final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
return asyncDrawable.getBitmapWorkerTask();
}
}
return null;
}
static class AsyncDrawable extends BitmapDrawable {
private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
super(res, bitmap);
bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
}
public BitmapWorkerTask getBitmapWorkerTask() {
return bitmapWorkerTaskReference.get();
}
}
}
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