410 lines
16 KiB
Java
410 lines
16 KiB
Java
package com.keylesspalace.tusky;
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import android.content.Context;
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import android.support.annotation.Nullable;
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import android.support.v7.widget.PagerSnapHelper;
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import android.support.v7.widget.RecyclerView;
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import android.text.Spanned;
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import android.text.style.ImageSpan;
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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 android.widget.Button;
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import android.widget.ImageButton;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import com.android.volley.toolbox.ImageLoader;
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import com.android.volley.toolbox.NetworkImageView;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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public class TimelineAdapter extends RecyclerView.Adapter {
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private static final int VIEW_TYPE_STATUS = 0;
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private static final int VIEW_TYPE_FOOTER = 1;
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private List<Status> statuses;
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private StatusActionListener statusListener;
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private FooterActionListener footerListener;
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public TimelineAdapter(StatusActionListener statusListener,
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FooterActionListener footerListener) {
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super();
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statuses = new ArrayList<>();
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this.statusListener = statusListener;
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this.footerListener = footerListener;
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}
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@Override
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public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
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switch (viewType) {
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default:
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case VIEW_TYPE_STATUS: {
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View view = LayoutInflater.from(viewGroup.getContext())
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.inflate(R.layout.item_status, viewGroup, false);
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return new StatusViewHolder(view);
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}
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case VIEW_TYPE_FOOTER: {
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View view = LayoutInflater.from(viewGroup.getContext())
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.inflate(R.layout.item_footer, viewGroup, false);
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return new FooterViewHolder(view);
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}
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}
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}
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@Override
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public void onBindViewHolder(RecyclerView.ViewHolder viewHolder, int position) {
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if (position < statuses.size()) {
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StatusViewHolder holder = (StatusViewHolder) viewHolder;
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Status status = statuses.get(position);
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holder.setDisplayName(status.getDisplayName());
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holder.setUsername(status.getUsername());
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holder.setCreatedAt(status.getCreatedAt());
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holder.setContent(status.getContent());
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holder.setAvatar(status.getAvatar());
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holder.setContent(status.getContent());
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holder.setReblogged(status.getReblogged());
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holder.setFavourited(status.getFavourited());
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String rebloggedByUsername = status.getRebloggedByUsername();
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if (rebloggedByUsername == null) {
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holder.hideRebloggedByUsername();
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} else {
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holder.setRebloggedByUsername(rebloggedByUsername);
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}
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Status.MediaAttachment[] attachments = status.getAttachments();
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boolean sensitive = status.getSensitive();
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holder.setMediaPreviews(attachments, sensitive, statusListener);
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/* A status without attachments is sometimes still marked sensitive, so it's necessary
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* to check both whether there are any attachments and if it's marked sensitive. */
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if (!sensitive || attachments.length == 0) {
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holder.hideSensitiveMediaWarning();
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}
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holder.setupButtons(statusListener, position);
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if (status.getVisibility() == Status.Visibility.PRIVATE) {
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holder.disableReblogging();
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}
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} else {
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FooterViewHolder holder = (FooterViewHolder) viewHolder;
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holder.setupButton(footerListener);
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}
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}
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@Override
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public int getItemCount() {
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return statuses.size() + 1;
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}
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@Override
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public int getItemViewType(int position) {
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if (position == statuses.size()) {
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return VIEW_TYPE_FOOTER;
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} else {
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return VIEW_TYPE_STATUS;
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}
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}
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public int update(List<Status> newStatuses) {
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int scrollToPosition;
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if (statuses == null || statuses.isEmpty()) {
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statuses = newStatuses;
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scrollToPosition = 0;
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} else {
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int index = newStatuses.indexOf(statuses.get(0));
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if (index == -1) {
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statuses.addAll(0, newStatuses);
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scrollToPosition = 0;
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} else {
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statuses.addAll(0, newStatuses.subList(0, index));
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scrollToPosition = index;
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}
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}
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notifyDataSetChanged();
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return scrollToPosition;
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}
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public void addItems(List<Status> newStatuses) {
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int end = statuses.size();
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statuses.addAll(newStatuses);
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notifyItemRangeInserted(end, newStatuses.size());
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}
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public void removeItem(int position) {
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statuses.remove(position);
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notifyItemRemoved(position);
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}
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public @Nullable Status getItem(int position) {
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if (position >= 0 && position < statuses.size()) {
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return statuses.get(position);
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}
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return null;
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}
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public static class StatusViewHolder extends RecyclerView.ViewHolder {
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private TextView displayName;
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private TextView username;
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private TextView sinceCreated;
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private TextView content;
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private NetworkImageView avatar;
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private ImageView boostedIcon;
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private TextView boostedByUsername;
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private ImageButton replyButton;
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private ImageButton reblogButton;
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private ImageButton favouriteButton;
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private ImageButton moreButton;
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private boolean favourited;
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private boolean reblogged;
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private NetworkImageView mediaPreview0;
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private NetworkImageView mediaPreview1;
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private NetworkImageView mediaPreview2;
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private NetworkImageView mediaPreview3;
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private View sensitiveMediaWarning;
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public StatusViewHolder(View itemView) {
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super(itemView);
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displayName = (TextView) itemView.findViewById(R.id.status_display_name);
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username = (TextView) itemView.findViewById(R.id.status_username);
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sinceCreated = (TextView) itemView.findViewById(R.id.status_since_created);
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content = (TextView) itemView.findViewById(R.id.status_content);
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avatar = (NetworkImageView) itemView.findViewById(R.id.status_avatar);
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boostedIcon = (ImageView) itemView.findViewById(R.id.status_boosted_icon);
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boostedByUsername = (TextView) itemView.findViewById(R.id.status_boosted);
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replyButton = (ImageButton) itemView.findViewById(R.id.status_reply);
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reblogButton = (ImageButton) itemView.findViewById(R.id.status_reblog);
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favouriteButton = (ImageButton) itemView.findViewById(R.id.status_favourite);
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moreButton = (ImageButton) itemView.findViewById(R.id.status_more);
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reblogged = false;
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favourited = false;
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mediaPreview0 = (NetworkImageView) itemView.findViewById(R.id.status_media_preview_0);
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mediaPreview1 = (NetworkImageView) itemView.findViewById(R.id.status_media_preview_1);
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mediaPreview2 = (NetworkImageView) itemView.findViewById(R.id.status_media_preview_2);
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mediaPreview3 = (NetworkImageView) itemView.findViewById(R.id.status_media_preview_3);
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mediaPreview0.setDefaultImageResId(R.drawable.media_preview_unloaded);
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mediaPreview1.setDefaultImageResId(R.drawable.media_preview_unloaded);
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mediaPreview2.setDefaultImageResId(R.drawable.media_preview_unloaded);
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mediaPreview3.setDefaultImageResId(R.drawable.media_preview_unloaded);
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sensitiveMediaWarning = itemView.findViewById(R.id.status_sensitive_media_warning);
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}
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public void setDisplayName(String name) {
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displayName.setText(name);
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}
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public void setUsername(String name) {
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Context context = username.getContext();
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String format = context.getString(R.string.status_username_format);
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String usernameText = String.format(format, name);
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username.setText(usernameText);
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}
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public void setContent(Spanned content) {
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this.content.setText(content);
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}
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public void setAvatar(String url) {
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Context context = avatar.getContext();
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ImageLoader imageLoader = VolleySingleton.getInstance(context).getImageLoader();
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avatar.setImageUrl(url, imageLoader);
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avatar.setDefaultImageResId(R.drawable.avatar_default);
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avatar.setErrorImageResId(R.drawable.avatar_error);
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}
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/* This is a rough duplicate of android.text.format.DateUtils.getRelativeTimeSpanString,
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* but even with the FORMAT_ABBREV_RELATIVE flag it wasn't abbreviating enough. */
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private String getRelativeTimeSpanString(long then, long now) {
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final long MINUTE = 60;
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final long HOUR = 60 * MINUTE;
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final long DAY = 24 * HOUR;
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final long YEAR = 365 * DAY;
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long span = (now - then) / 1000;
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String prefix = "";
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if (span < 0) {
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prefix = "in ";
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span = -span;
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}
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String unit;
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if (span < MINUTE) {
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unit = "s";
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} else if (span < HOUR) {
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span /= MINUTE;
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unit = "m";
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} else if (span < DAY) {
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span /= HOUR;
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unit = "h";
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} else if (span < YEAR) {
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span /= DAY;
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unit = "d";
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} else {
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span /= YEAR;
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unit = "y";
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}
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return prefix + span + unit;
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}
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public void setCreatedAt(@Nullable Date createdAt) {
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String readout;
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if (createdAt != null) {
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long then = createdAt.getTime();
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long now = new Date().getTime();
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readout = getRelativeTimeSpanString(then, now);
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} else {
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readout = "?m"; // unknown minutes~
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}
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sinceCreated.setText(readout);
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}
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public void setRebloggedByUsername(String name) {
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Context context = boostedByUsername.getContext();
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String format = context.getString(R.string.status_boosted_format);
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String boostedText = String.format(format, name);
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boostedByUsername.setText(boostedText);
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boostedIcon.setVisibility(View.VISIBLE);
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boostedByUsername.setVisibility(View.VISIBLE);
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}
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public void hideRebloggedByUsername() {
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boostedIcon.setVisibility(View.GONE);
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boostedByUsername.setVisibility(View.GONE);
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}
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public void setReblogged(boolean reblogged) {
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this.reblogged = reblogged;
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if (!reblogged) {
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reblogButton.setImageResource(R.drawable.ic_reblog_off);
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} else {
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reblogButton.setImageResource(R.drawable.ic_reblog_on);
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}
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}
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public void disableReblogging() {
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reblogButton.setEnabled(false);
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reblogButton.setImageResource(R.drawable.ic_reblog_disabled);
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}
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public void setFavourited(boolean favourited) {
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this.favourited = favourited;
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if (!favourited) {
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favouriteButton.setImageResource(R.drawable.ic_favourite_off);
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} else {
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favouriteButton.setImageResource(R.drawable.ic_favourite_on);
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}
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}
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public void setMediaPreviews(final Status.MediaAttachment[] attachments,
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boolean sensitive, final StatusActionListener listener) {
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final NetworkImageView[] previews = {
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mediaPreview0,
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mediaPreview1,
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mediaPreview2,
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mediaPreview3
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};
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Context context = mediaPreview0.getContext();
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ImageLoader imageLoader = VolleySingleton.getInstance(context).getImageLoader();
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final int n = Math.min(attachments.length, Status.MAX_MEDIA_ATTACHMENTS);
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for (int i = 0; i < n; i++) {
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String previewUrl = attachments[i].getPreviewUrl();
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previews[i].setImageUrl(previewUrl, imageLoader);
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if (!sensitive) {
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previews[i].setVisibility(View.VISIBLE);
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} else {
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previews[i].setVisibility(View.GONE);
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}
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final String url = attachments[i].getUrl();
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final Status.MediaAttachment.Type type = attachments[i].getType();
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previews[i].setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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listener.onViewMedia(url, type);
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}
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});
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}
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if (sensitive) {
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sensitiveMediaWarning.setVisibility(View.VISIBLE);
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sensitiveMediaWarning.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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v.setVisibility(View.GONE);
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for (int i = 0; i < n; i++) {
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previews[i].setVisibility(View.VISIBLE);
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}
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v.setOnClickListener(null);
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}
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});
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}
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// Hide any of the placeholder previews beyond the ones set.
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for (int i = n; i < Status.MAX_MEDIA_ATTACHMENTS; i++) {
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previews[i].setImageUrl(null, imageLoader);
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previews[i].setVisibility(View.GONE);
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}
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}
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public void hideSensitiveMediaWarning() {
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sensitiveMediaWarning.setVisibility(View.GONE);
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}
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public void setupButtons(final StatusActionListener listener, final int position) {
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replyButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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listener.onReply(position);
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}
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});
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reblogButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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listener.onReblog(!reblogged, position);
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}
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});
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favouriteButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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listener.onFavourite(!favourited, position);
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}
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});
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moreButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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listener.onMore(v, position);
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}
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});
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}
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}
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public static class FooterViewHolder extends RecyclerView.ViewHolder {
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private LinearLayout retryBar;
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private Button retry;
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private ProgressBar progressBar;
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public FooterViewHolder(View itemView) {
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super(itemView);
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retryBar = (LinearLayout) itemView.findViewById(R.id.footer_retry_bar);
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retry = (Button) itemView.findViewById(R.id.footer_retry_button);
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progressBar = (ProgressBar) itemView.findViewById(R.id.footer_progress_bar);
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progressBar.setIndeterminate(true);
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}
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public void setupButton(final FooterActionListener listener) {
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retry.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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listener.onLoadMore();
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}
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});
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}
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public void showRetry(boolean show) {
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if (!show) {
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retryBar.setVisibility(View.GONE);
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progressBar.setVisibility(View.VISIBLE);
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} else {
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retryBar.setVisibility(View.VISIBLE);
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progressBar.setVisibility(View.GONE);
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}
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}
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}
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}
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