package de.pixart.messenger.ui.adapter; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.os.AsyncTask; import android.text.format.DateUtils; import android.util.DisplayMetrics; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import androidx.annotation.NonNull; import androidx.databinding.DataBindingUtil; import androidx.recyclerview.widget.RecyclerView; import java.lang.ref.WeakReference; import java.util.ArrayList; import java.util.List; import java.util.concurrent.RejectedExecutionException; import de.pixart.messenger.R; import de.pixart.messenger.databinding.AccountRowBinding; import de.pixart.messenger.services.AvatarService; import de.pixart.messenger.services.ImportBackupService; import de.pixart.messenger.utils.BackupFileHeader; import de.pixart.messenger.utils.UIHelper; import rocks.xmpp.addr.Jid; public class BackupFileAdapter extends RecyclerView.Adapter { private OnItemClickedListener listener; private final List files = new ArrayList<>(); @NonNull @Override public BackupFileViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) { return new BackupFileViewHolder(DataBindingUtil.inflate(LayoutInflater.from(viewGroup.getContext()), R.layout.account_row, viewGroup, false)); } @Override public void onBindViewHolder(@NonNull BackupFileViewHolder backupFileViewHolder, int position) { final ImportBackupService.BackupFile backupFile = files.get(position); final BackupFileHeader header = backupFile.getHeader(); backupFileViewHolder.binding.accountJid.setText(header.getJid().asBareJid().toString()); backupFileViewHolder.binding.accountStatus.setText(String.format("%s ยท %s", header.getApp(), DateUtils.formatDateTime(backupFileViewHolder.binding.getRoot().getContext(), header.getTimestamp(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR | DateUtils.FORMAT_SHOW_TIME))); backupFileViewHolder.binding.tglAccountStatus.setVisibility(View.GONE); backupFileViewHolder.binding.getRoot().setOnClickListener(v -> { if (listener != null) { listener.onClick(backupFile); } }); loadAvatar(header.getJid(), backupFileViewHolder.binding.accountImage); } @Override public int getItemCount() { return files.size(); } public void setFiles(List files) { this.files.clear(); this.files.addAll(files); notifyDataSetChanged(); } public void setOnItemClickedListener(OnItemClickedListener listener) { this.listener = listener; } static class BackupFileViewHolder extends RecyclerView.ViewHolder { private final AccountRowBinding binding; BackupFileViewHolder(AccountRowBinding binding) { super(binding.getRoot()); this.binding = binding; } } public interface OnItemClickedListener { void onClick(ImportBackupService.BackupFile backupFile); } static class BitmapWorkerTask extends AsyncTask { private final WeakReference imageViewReference; private Jid jid = null; private final int size; BitmapWorkerTask(ImageView imageView) { imageViewReference = new WeakReference<>(imageView); DisplayMetrics metrics = imageView.getContext().getResources().getDisplayMetrics(); this.size = ((int) (48 * metrics.density)); } @Override protected Bitmap doInBackground(Jid... params) { this.jid = params[0]; return AvatarService.get(this.jid, size); } @Override protected void onPostExecute(Bitmap bitmap) { if (bitmap != null && !isCancelled()) { final ImageView imageView = imageViewReference.get(); if (imageView != null) { imageView.setImageBitmap(bitmap); imageView.setBackgroundColor(0x00000000); } } } } private void loadAvatar(Jid jid, ImageView imageView) { if (cancelPotentialWork(jid, imageView)) { imageView.setBackgroundColor(UIHelper.getColorForName(jid.asBareJid().toString())); imageView.setImageDrawable(null); final BitmapWorkerTask task = new BitmapWorkerTask(imageView); final AsyncDrawable asyncDrawable = new AsyncDrawable(imageView.getContext().getResources(), null, task); imageView.setImageDrawable(asyncDrawable); try { task.execute(jid); } catch (final RejectedExecutionException ignored) { } } } private static boolean cancelPotentialWork(Jid jid, ImageView imageView) { final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView); if (bitmapWorkerTask != null) { final Jid oldJid = bitmapWorkerTask.jid; if (oldJid == null || jid != oldJid) { 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 bitmapWorkerTaskReference; AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) { super(res, bitmap); bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask); } BitmapWorkerTask getBitmapWorkerTask() { return bitmapWorkerTaskReference.get(); } } }