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package it.niedermann.owncloud.notes.android.fragment;
import android.content.SharedPreferences;
import android.graphics.Typeface;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.TextUtils;
import android.text.method.LinkMovementMethod;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;
import androidx.annotation.Nullable;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import com.yydcdut.markdown.MarkdownProcessor;
import com.yydcdut.markdown.syntax.text.TextFactory;
import com.yydcdut.rxmarkdown.RxMDTextView;
import java.util.Objects;
import butterknife.BindView;
import butterknife.ButterKnife;
import it.niedermann.owncloud.notes.R;
import it.niedermann.owncloud.notes.model.LoginStatus;
import it.niedermann.owncloud.notes.persistence.NoteSQLiteOpenHelper;
import it.niedermann.owncloud.notes.util.ICallback;
import it.niedermann.owncloud.notes.util.MarkDownUtil;
public class NotePreviewFragment extends BaseNoteFragment {
private static final String TAG = NotePreviewFragment.class.getSimpleName();
private NoteSQLiteOpenHelper db = null;
private String changedText;
MarkdownProcessor markdownProcessor;
@BindView(R.id.swiperefreshlayout)
SwipeRefreshLayout swipeRefreshLayout;
@BindView(R.id.single_note_content)
RxMDTextView noteContent;
public static NotePreviewFragment newInstance(long accountId, long noteId) {
NotePreviewFragment f = new NotePreviewFragment();
Bundle b = new Bundle();
b.putLong(PARAM_NOTE_ID, noteId);
b.putLong(PARAM_ACCOUNT_ID, accountId);
f.setArguments(b);
return f;
}
@Override
public void onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
menu.findItem(R.id.menu_edit).setVisible(true);
menu.findItem(R.id.menu_preview).setVisible(false);
}
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
return inflater.inflate(R.layout.activity_single_note, container, false);
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
ButterKnife.bind(this, Objects.requireNonNull(getView()));
markdownProcessor = new MarkdownProcessor(getActivity());
markdownProcessor.factory(TextFactory.create());
markdownProcessor.config(
MarkDownUtil.getMarkDownConfiguration(noteContent.getContext())
.setOnTodoClickCallback((view, line, lineNumber) -> {
try {
String[] lines = TextUtils.split(note.getContent(), "\\r?\\n");
/*
* Workaround for RxMarkdown-bug:
* When (un)checking a checkbox in a note which contains code-blocks, the "`"-characters get stripped out in the TextView and therefore the given lineNumber is wrong
* Find number of lines starting with ``` before lineNumber
*/
for(int i = 0; i < lines.length; i++) {
if(lines[i].startsWith("```")) {
lineNumber++;
}
if(i == lineNumber) {
break;
}
}
/*
* Workaround for multiple RxMarkdown-bugs:
* When (un)checking a checkbox which is in the last line, every time it gets toggled, the last character of the line gets lost.
* When (un)checking a checkbox, every markdown gets stripped in the given line argument
*/
if (lines[lineNumber].startsWith("- [ ]") || lines[lineNumber].startsWith("* [ ]")) {
lines[lineNumber] = lines[lineNumber].replace("- [ ]", "- [x]");
lines[lineNumber] = lines[lineNumber].replace("* [ ]", "* [x]");
} else {
lines[lineNumber] = lines[lineNumber].replace("- [x]", "- [ ]");
lines[lineNumber] = lines[lineNumber].replace("* [x]", "* [ ]");
}
changedText = TextUtils.join("\n", lines);
noteContent.setText(markdownProcessor.parse(changedText));
saveNote(null);
} catch (IndexOutOfBoundsException e) {
Toast.makeText(getActivity(), "Checkbox could not be toggled.", Toast.LENGTH_SHORT).show();
e.printStackTrace();
}
return line;
}
)
.build());
setActiveTextView(noteContent);
noteContent.setText(markdownProcessor.parse(note.getContent()));
changedText = note.getContent();
noteContent.setMovementMethod(LinkMovementMethod.getInstance());
db = NoteSQLiteOpenHelper.getInstance(getActivity().getApplicationContext());
// Pull to Refresh
swipeRefreshLayout.setOnRefreshListener(() -> {
if (db.getNoteServerSyncHelper().isSyncPossible()) {
swipeRefreshLayout.setRefreshing(true);
db.getNoteServerSyncHelper().addCallbackPull(new ICallback() {
@Override
public void onFinish() {
note = db.getNote(note.getAccountId(), note.getId());
noteContent.setText(markdownProcessor.parse(note.getContent()));
swipeRefreshLayout.setRefreshing(false);
}
@Override
public void onScheduled() {
}
});
db.getNoteServerSyncHelper().scheduleSync(false);
} else {
swipeRefreshLayout.setRefreshing(false);
Toast.makeText(getActivity().getApplicationContext(), getString(R.string.error_sync, getString(LoginStatus.NO_NETWORK.str)), Toast.LENGTH_LONG).show();
}
});
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
noteContent.setTextSize(TypedValue.COMPLEX_UNIT_PX, getFontSizeFromPreferences(sp));
if (sp.getBoolean(getString(R.string.pref_key_font), false)) {
noteContent.setTypeface(Typeface.MONOSPACE);
}
}
@Override
protected String getContent() {
return changedText;
}
}
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