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package it.niedermann.nextcloud.deck.ui.card.comments;
import static android.view.View.GONE;
import static android.view.View.VISIBLE;
import android.content.Context;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.widget.Toast;
import androidx.annotation.ColorInt;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.ViewModelProvider;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.RequestOptions;
import com.nextcloud.android.sso.api.EmptyResponse;
import java.time.Instant;
import it.niedermann.nextcloud.deck.DeckLog;
import it.niedermann.nextcloud.deck.R;
import it.niedermann.nextcloud.deck.databinding.FragmentCardEditTabCommentsBinding;
import it.niedermann.nextcloud.deck.model.Account;
import it.niedermann.nextcloud.deck.model.ocs.comment.DeckComment;
import it.niedermann.nextcloud.deck.model.ocs.comment.full.FullDeckComment;
import it.niedermann.nextcloud.deck.remote.api.IResponseCallback;
import it.niedermann.nextcloud.deck.repository.SyncRepository;
import it.niedermann.nextcloud.deck.ui.card.EditActivity;
import it.niedermann.nextcloud.deck.ui.card.EditCardViewModel;
import it.niedermann.nextcloud.deck.ui.exception.ExceptionDialogFragment;
import it.niedermann.nextcloud.deck.ui.theme.ThemeUtils;
import it.niedermann.nextcloud.deck.ui.theme.Themed;
import it.niedermann.nextcloud.deck.ui.viewmodel.SyncViewModel;
import it.niedermann.nextcloud.deck.util.KeyboardUtils;
public class CardCommentsFragment extends Fragment implements Themed, CommentEditedListener, CommentDeletedListener, CommentSelectAsReplyListener {
private static final String KEY_ACCOUNT = "account";
private FragmentCardEditTabCommentsBinding binding;
private EditCardViewModel editCardViewModel;
private CommentsViewModel commentsViewModel;
private CardCommentsAdapter adapter;
@Override
public void onAttach(@NonNull Context context) {
super.onAttach(context);
final var args = getArguments();
if (args == null || !args.containsKey(KEY_ACCOUNT)) {
throw new IllegalArgumentException(KEY_ACCOUNT + " must be provided.");
}
final var account = (Account) args.getSerializable(KEY_ACCOUNT);
if (account == null) {
throw new IllegalArgumentException(KEY_ACCOUNT + " must not be null.");
}
editCardViewModel = new ViewModelProvider(requireActivity()).get(EditCardViewModel.class);
commentsViewModel = new SyncViewModel.Provider(this, requireActivity().getApplication(), account).get(CommentsViewModel.class);
}
@Override
public View onCreateView(@NonNull LayoutInflater inflater,
ViewGroup container,
Bundle savedInstanceState) {
binding = FragmentCardEditTabCommentsBinding.inflate(inflater, container, false);
// This might be a zombie fragment with an empty EditCardViewModel after Android killed the activity (but not the fragment instance
// See https://github.com/stefan-niedermann/nextcloud-deck/issues/478
if (editCardViewModel.getFullCard() == null) {
DeckLog.logError(new IllegalStateException("Cannot populate " + CardCommentsFragment.class.getSimpleName() + " because viewModel.getFullCard() is null"));
if (requireActivity() instanceof EditActivity) {
Toast.makeText(getContext(), R.string.error_edit_activity_killed_by_android, Toast.LENGTH_LONG).show();
((EditActivity) requireActivity()).directFinish();
} else {
requireActivity().finish();
}
return binding.getRoot();
}
adapter = new CardCommentsAdapter(requireContext(), editCardViewModel.getAccount(), requireActivity().getMenuInflater(), this, this, getChildFragmentManager(), this);
binding.comments.setAdapter(adapter);
binding.replyCommentCancelButton.setOnClickListener((v) -> commentsViewModel.setReplyToComment(null));
Glide.with(binding.avatar.getContext())
.load(editCardViewModel.getAccount().getAvatarUrl(binding.avatar.getResources().getDimensionPixelSize(R.dimen.icon_size_details)))
.apply(RequestOptions.circleCropTransform())
.placeholder(R.drawable.ic_person_grey600_24dp)
.error(R.drawable.ic_person_grey600_24dp)
.into(binding.avatar);
commentsViewModel.getReplyToComment().observe(getViewLifecycleOwner(), (comment) -> {
if (comment == null) {
binding.replyComment.setVisibility(GONE);
} else {
binding.replyCommentText.setMarkdownString(comment.getComment().getMessage());
binding.replyComment.setVisibility(VISIBLE);
}
});
commentsViewModel.getFullCommentsForLocalCardId(editCardViewModel.getFullCard().getLocalId()).observe(getViewLifecycleOwner(),
(comments) -> {
if (comments != null && comments.size() > 0) {
binding.emptyContentView.setVisibility(GONE);
binding.comments.setVisibility(VISIBLE);
adapter.updateComments(comments);
} else {
binding.emptyContentView.setVisibility(VISIBLE);
binding.comments.setVisibility(GONE);
}
});
if (editCardViewModel.canEdit()) {
binding.addCommentLayout.setVisibility(VISIBLE);
binding.fab.setOnClickListener(v -> {
// Do not handle empty comments (https://github.com/stefan-niedermann/nextcloud-deck/issues/440)
if (!TextUtils.isEmpty(binding.message.getText().toString().trim())) {
binding.emptyContentView.setVisibility(GONE);
binding.comments.setVisibility(VISIBLE);
final DeckComment comment = new DeckComment(binding.message.getText().toString().trim(), editCardViewModel.getAccount().getUserName(), Instant.now());
final FullDeckComment parent = commentsViewModel.getReplyToComment().getValue();
if (parent != null) {
comment.setParentId(parent.getId());
commentsViewModel.setReplyToComment(null);
}
commentsViewModel.addCommentToCard(editCardViewModel.getAccount().getId(), editCardViewModel.getFullCard().getLocalId(), comment);
}
binding.message.setText(null);
});
binding.message.setOnEditorActionListener((v, actionId, event) -> {
if ((actionId == EditorInfo.IME_ACTION_SEND) || (event != null && event.getKeyCode() == KeyEvent.KEYCODE_ENTER && event.getAction() == KeyEvent.ACTION_UP)) {
return binding.fab.performClick();
}
return true;
});
binding.message.addTextChangedListener(new CardCommentsMentionProposer(getViewLifecycleOwner(), editCardViewModel.getAccount(), editCardViewModel.getBoardId(), binding.message, binding.mentionProposerWrapper, binding.mentionProposer));
} else {
binding.addCommentLayout.setVisibility(GONE);
}
return binding.getRoot();
}
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
if (editCardViewModel.canEdit()) {
KeyboardUtils.showKeyboardForEditText(binding.message);
}
editCardViewModel.getBoardColor().observe(getViewLifecycleOwner(), this::applyTheme);
}
@Override
public void onDestroy() {
super.onDestroy();
this.binding = null;
}
@Override
public void onCommentEdited(Long id, String comment) {
commentsViewModel.updateComment(editCardViewModel.getAccount().getId(), editCardViewModel.getFullCard().getLocalId(), id, comment);
}
@Override
public void onCommentDeleted(Long localId) {
commentsViewModel.deleteComment(editCardViewModel.getAccount().getId(), editCardViewModel.getFullCard().getLocalId(), localId, new IResponseCallback<>() {
@Override
public void onResponse(EmptyResponse response) {
DeckLog.info("Successfully deleted comment with localId", localId);
}
@Override
public void onError(Throwable throwable) {
if (SyncRepository.isNoOnVoidError(throwable)) {
IResponseCallback.super.onError(throwable);
requireActivity().runOnUiThread(() -> ExceptionDialogFragment.newInstance(throwable, editCardViewModel.getAccount()).show(getChildFragmentManager(), ExceptionDialogFragment.class.getSimpleName()));
}
}
});
}
@Override
public void applyTheme(@ColorInt int color) {
final var utils = ThemeUtils.of(color, requireContext());
utils.deck.themeEmptyContentView(binding.emptyContentView);
utils.platform.colorViewBackground(binding.addCommentLayout);
utils.material.themeFAB(binding.fab);
utils.material.colorTextInputLayout(binding.messageWrapper);
}
@Override
public void onSelectAsReply(FullDeckComment comment) {
commentsViewModel.setReplyToComment(comment);
}
public static Fragment newInstance(@NonNull Account account) {
final var fragment = new CardCommentsFragment();
final var args = new Bundle();
args.putSerializable(KEY_ACCOUNT, account);
fragment.setArguments(args);
return fragment;
}
}
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