megalodon/mastodon/src/main/java/org/joinmastodon/android/fragments/discover/DiscoverAccountsFragment.java

301 lines
10 KiB
Java

package org.joinmastodon.android.fragments.discover;
import android.graphics.Rect;
import android.graphics.drawable.Animatable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.TextView;
import org.joinmastodon.android.R;
import org.joinmastodon.android.api.requests.accounts.GetAccountRelationships;
import org.joinmastodon.android.api.requests.accounts.GetFollowSuggestions;
import org.joinmastodon.android.fragments.ProfileFragment;
import org.joinmastodon.android.fragments.ScrollableToTop;
import org.joinmastodon.android.model.Account;
import org.joinmastodon.android.model.FollowSuggestion;
import org.joinmastodon.android.model.Relationship;
import org.joinmastodon.android.ui.OutlineProviders;
import org.joinmastodon.android.ui.text.HtmlParser;
import org.joinmastodon.android.ui.utils.CustomEmojiHelper;
import org.joinmastodon.android.ui.utils.UiUtils;
import org.joinmastodon.android.ui.views.ProgressBarButton;
import org.parceler.Parcels;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;
import me.grishka.appkit.Nav;
import me.grishka.appkit.api.Callback;
import me.grishka.appkit.api.ErrorResponse;
import me.grishka.appkit.api.SimpleCallback;
import me.grishka.appkit.fragments.BaseRecyclerFragment;
import me.grishka.appkit.imageloader.ImageLoaderRecyclerAdapter;
import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
import me.grishka.appkit.imageloader.requests.UrlImageLoaderRequest;
import me.grishka.appkit.utils.BindableViewHolder;
import me.grishka.appkit.utils.V;
import me.grishka.appkit.views.UsableRecyclerView;
public class DiscoverAccountsFragment extends BaseRecyclerFragment<DiscoverAccountsFragment.AccountWrapper> implements ScrollableToTop{
private String accountID;
private Map<String, Relationship> relationships=Collections.emptyMap();
private GetAccountRelationships relationshipsRequest;
public DiscoverAccountsFragment(){
super(20);
}
@Override
public void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
accountID=getArguments().getString("account");
}
@Override
protected void doLoadData(int offset, int count){
if(relationshipsRequest!=null){
relationshipsRequest.cancel();
relationshipsRequest=null;
}
currentRequest=new GetFollowSuggestions(count)
.setCallback(new SimpleCallback<>(this){
@Override
public void onSuccess(List<FollowSuggestion> result){
onDataLoaded(result.stream().map(fs->new AccountWrapper(fs.account)).collect(Collectors.toList()), false);
loadRelationships();
}
})
.exec(accountID);
}
@Override
protected RecyclerView.Adapter getAdapter(){
return new AccountsAdapter();
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState){
super.onViewCreated(view, savedInstanceState);
list.addItemDecoration(new RecyclerView.ItemDecoration(){
@Override
public void getItemOffsets(@NonNull Rect outRect, @NonNull View view, @NonNull RecyclerView parent, @NonNull RecyclerView.State state){
outRect.bottom=outRect.left=outRect.right=V.dp(16);
if(parent.getChildAdapterPosition(view)==0)
outRect.top=V.dp(16);
}
});
((UsableRecyclerView)list).setDrawSelectorOnTop(true);
}
private void loadRelationships(){
relationships=Collections.emptyMap();
relationshipsRequest=new GetAccountRelationships(data.stream().map(fs->fs.account.id).collect(Collectors.toList()));
relationshipsRequest.setCallback(new Callback<>(){
@Override
public void onSuccess(List<Relationship> result){
relationshipsRequest=null;
relationships=result.stream().collect(Collectors.toMap(rel->rel.id, Function.identity()));
if(list==null)
return;
for(int i=0;i<list.getChildCount();i++){
RecyclerView.ViewHolder holder=list.getChildViewHolder(list.getChildAt(i));
if(holder instanceof AccountViewHolder)
((AccountViewHolder) holder).rebind();
}
}
@Override
public void onError(ErrorResponse error){
relationshipsRequest=null;
}
}).exec(accountID);
}
@Override
public void onDestroyView(){
super.onDestroyView();
if(relationshipsRequest!=null){
relationshipsRequest.cancel();
relationshipsRequest=null;
}
}
@Override
public void scrollToTop(){
smoothScrollRecyclerViewToTop(list);
}
private class AccountsAdapter extends UsableRecyclerView.Adapter<AccountViewHolder> implements ImageLoaderRecyclerAdapter{
public AccountsAdapter(){
super(imgLoader);
}
@Override
public void onBindViewHolder(AccountViewHolder holder, int position){
holder.bind(data.get(position));
super.onBindViewHolder(holder, position);
}
@NonNull
@Override
public AccountViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType){
return new AccountViewHolder();
}
@Override
public int getItemCount(){
return data.size();
}
@Override
public int getImageCountForItem(int position){
return 2+data.get(position).emojiHelper.getImageCount();
}
@Override
public ImageLoaderRequest getImageRequest(int position, int image){
AccountWrapper item=data.get(position);
if(image==0)
return item.avaRequest;
else if(image==1)
return item.coverRequest;
else
return item.emojiHelper.getImageRequest(image-2);
}
}
private class AccountViewHolder extends BindableViewHolder<AccountWrapper> implements ImageLoaderViewHolder, UsableRecyclerView.Clickable{
private final ImageView cover, avatar;
private final TextView name, username, bio, followersCount, followingCount, postsCount, followersLabel, followingLabel, postsLabel;
private final ProgressBarButton actionButton;
private final ProgressBar actionProgress;
private final View actionWrap;
private Relationship relationship;
public AccountViewHolder(){
super(getActivity(), R.layout.item_discover_account, list);
cover=findViewById(R.id.cover);
avatar=findViewById(R.id.avatar);
name=findViewById(R.id.name);
username=findViewById(R.id.username);
bio=findViewById(R.id.bio);
followersCount=findViewById(R.id.followers_count);
followersLabel=findViewById(R.id.followers_label);
followingCount=findViewById(R.id.following_count);
followingLabel=findViewById(R.id.following_label);
postsCount=findViewById(R.id.posts_count);
postsLabel=findViewById(R.id.posts_label);
actionButton=findViewById(R.id.action_btn);
actionProgress=findViewById(R.id.action_progress);
actionWrap=findViewById(R.id.action_btn_wrap);
itemView.setOutlineProvider(OutlineProviders.roundedRect(6));
itemView.setClipToOutline(true);
avatar.setOutlineProvider(OutlineProviders.roundedRect(12));
avatar.setClipToOutline(true);
cover.setOutlineProvider(OutlineProviders.roundedRect(3));
cover.setClipToOutline(true);
actionButton.setOnClickListener(this::onActionButtonClick);
}
@Override
public void onBind(AccountWrapper item){
name.setText(item.parsedName);
username.setText('@'+item.account.acct);
bio.setText(item.parsedBio);
followersCount.setText(UiUtils.abbreviateNumber(item.account.followersCount));
followingCount.setText(UiUtils.abbreviateNumber(item.account.followingCount));
postsCount.setText(UiUtils.abbreviateNumber(item.account.statusesCount));
followersLabel.setText(getResources().getQuantityString(R.plurals.followers, Math.min(999, item.account.followersCount)));
followingLabel.setText(getResources().getQuantityString(R.plurals.following, Math.min(999, item.account.followingCount)));
postsLabel.setText(getResources().getQuantityString(R.plurals.posts, Math.min(999, item.account.statusesCount)));
relationship=relationships.get(item.account.id);
if(relationship==null){
actionWrap.setVisibility(View.GONE);
}else{
actionWrap.setVisibility(View.VISIBLE);
UiUtils.setRelationshipToActionButton(relationship, actionButton);
}
}
@Override
public void setImage(int index, Drawable image){
if(index==0){
avatar.setImageDrawable(image);
}else if(index==1){
cover.setImageDrawable(image);
}else{
item.emojiHelper.setImageDrawable(index-2, image);
name.invalidate();
bio.invalidate();
}
if(image instanceof Animatable && !((Animatable) image).isRunning())
((Animatable) image).start();
}
@Override
public void clearImage(int index){
setImage(index, null);
}
@Override
public void onClick(){
Bundle args=new Bundle();
args.putString("account", accountID);
args.putParcelable("profileAccount", Parcels.wrap(item.account));
Nav.go(getActivity(), ProfileFragment.class, args);
}
private void onActionButtonClick(View v){
itemView.setHasTransientState(true);
UiUtils.performAccountAction(getActivity(), item.account, accountID, relationship, actionButton, this::setActionProgressVisible, rel->{
itemView.setHasTransientState(false);
relationships.put(item.account.id, rel);
rebind();
});
}
private void setActionProgressVisible(boolean visible){
actionButton.setTextVisible(!visible);
actionProgress.setVisibility(visible ? View.VISIBLE : View.GONE);
actionButton.setClickable(!visible);
}
}
protected class AccountWrapper{
public Account account;
public ImageLoaderRequest avaRequest, coverRequest;
public CustomEmojiHelper emojiHelper=new CustomEmojiHelper();
public CharSequence parsedName, parsedBio;
public AccountWrapper(Account account){
this.account=account;
if(!TextUtils.isEmpty(account.avatar))
avaRequest=new UrlImageLoaderRequest(account.avatar, V.dp(50), V.dp(50));
if(!TextUtils.isEmpty(account.header))
coverRequest=new UrlImageLoaderRequest(account.header, 1000, 1000);
parsedBio=HtmlParser.parse(account.note, account.emojis, Collections.emptyList(), Collections.emptyList(), accountID);
if(account.emojis.isEmpty()){
parsedName=account.displayName;
}else{
parsedName=HtmlParser.parseCustomEmoji(account.displayName, account.emojis);
emojiHelper.setText(new SpannableStringBuilder(parsedName).append(parsedBio));
}
}
}
}