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package org.citra.citra_emu.features.cheats.ui;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ScrollView;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AlertDialog;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.ViewModelProvider;
import org.citra.citra_emu.R;
import org.citra.citra_emu.features.cheats.model.Cheat;
import org.citra.citra_emu.features.cheats.model.CheatsViewModel;
public class CheatDetailsFragment extends Fragment {
private View mRoot;
private ScrollView mScrollView;
private TextView mLabelName;
private EditText mEditName;
private EditText mEditNotes;
private EditText mEditCode;
private Button mButtonDelete;
private Button mButtonEdit;
private Button mButtonCancel;
private Button mButtonOk;
private CheatsViewModel mViewModel;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
@Nullable Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_cheat_details, container, false);
}
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
mRoot = view.findViewById(R.id.root);
mScrollView = view.findViewById(R.id.scroll_view);
mLabelName = view.findViewById(R.id.label_name);
mEditName = view.findViewById(R.id.edit_name);
mEditNotes = view.findViewById(R.id.edit_notes);
mEditCode = view.findViewById(R.id.edit_code);
mButtonDelete = view.findViewById(R.id.button_delete);
mButtonEdit = view.findViewById(R.id.button_edit);
mButtonCancel = view.findViewById(R.id.button_cancel);
mButtonOk = view.findViewById(R.id.button_ok);
CheatsActivity activity = (CheatsActivity) requireActivity();
mViewModel = new ViewModelProvider(activity).get(CheatsViewModel.class);
mViewModel.getSelectedCheat().observe(getViewLifecycleOwner(),
this::onSelectedCheatUpdated);
mViewModel.getIsEditing().observe(getViewLifecycleOwner(), this::onIsEditingUpdated);
mButtonDelete.setOnClickListener(this::onDeleteClicked);
mButtonEdit.setOnClickListener(this::onEditClicked);
mButtonCancel.setOnClickListener(this::onCancelClicked);
mButtonOk.setOnClickListener(this::onOkClicked);
// On a portrait phone screen (or other narrow screen), only one of the two panes are shown
// at the same time. If the user is navigating using a d-pad and moves focus to an element
// in the currently hidden pane, we need to manually show that pane.
CheatsActivity.setOnFocusChangeListenerRecursively(view,
(v, hasFocus) -> activity.onDetailsViewFocusChange(hasFocus));
}
private void clearEditErrors() {
mEditName.setError(null);
mEditCode.setError(null);
}
private void onDeleteClicked(View view) {
String name = mEditName.getText().toString();
AlertDialog.Builder builder = new AlertDialog.Builder(requireContext());
builder.setMessage(getString(R.string.cheats_delete_confirmation, name));
builder.setPositiveButton(android.R.string.yes,
(dialog, i) -> mViewModel.deleteSelectedCheat());
builder.setNegativeButton(android.R.string.no, null);
builder.show();
}
private void onEditClicked(View view) {
mViewModel.setIsEditing(true);
mButtonOk.requestFocus();
}
private void onCancelClicked(View view) {
mViewModel.setIsEditing(false);
onSelectedCheatUpdated(mViewModel.getSelectedCheat().getValue());
mButtonDelete.requestFocus();
}
private void onOkClicked(View view) {
clearEditErrors();
String name = mEditName.getText().toString();
String notes = mEditNotes.getText().toString();
String code = mEditCode.getText().toString();
if (name.isEmpty()) {
mEditName.setError(getString(R.string.cheats_error_no_name));
mScrollView.smoothScrollTo(0, mLabelName.getTop());
return;
} else if (code.isEmpty()) {
mEditCode.setError(getString(R.string.cheats_error_no_code_lines));
mScrollView.smoothScrollTo(0, mEditCode.getBottom());
return;
}
int validityResult = Cheat.isValidGatewayCode(code);
if (validityResult != 0) {
mEditCode.setError(getString(R.string.cheats_error_on_line, validityResult));
mScrollView.smoothScrollTo(0, mEditCode.getBottom());
return;
}
Cheat newCheat = Cheat.createGatewayCode(name, notes, code);
if (mViewModel.getIsAdding().getValue()) {
mViewModel.finishAddingCheat(newCheat);
} else {
mViewModel.updateSelectedCheat(newCheat);
}
mButtonEdit.requestFocus();
}
private void onSelectedCheatUpdated(@Nullable Cheat cheat) {
clearEditErrors();
boolean isEditing = mViewModel.getIsEditing().getValue();
mRoot.setVisibility(isEditing || cheat != null ? View.VISIBLE : View.GONE);
// If the fragment was recreated while editing a cheat, it's vital that we
// don't repopulate the fields, otherwise the user's changes will be lost
if (!isEditing) {
if (cheat == null) {
mEditName.setText("");
mEditNotes.setText("");
mEditCode.setText("");
} else {
mEditName.setText(cheat.getName());
mEditNotes.setText(cheat.getNotes());
mEditCode.setText(cheat.getCode());
}
}
}
private void onIsEditingUpdated(boolean isEditing) {
if (isEditing) {
mRoot.setVisibility(View.VISIBLE);
}
mEditName.setEnabled(isEditing);
mEditNotes.setEnabled(isEditing);
mEditCode.setEnabled(isEditing);
mButtonDelete.setVisibility(isEditing ? View.GONE : View.VISIBLE);
mButtonEdit.setVisibility(isEditing ? View.GONE : View.VISIBLE);
mButtonCancel.setVisibility(isEditing ? View.VISIBLE : View.GONE);
mButtonOk.setVisibility(isEditing ? View.VISIBLE : View.GONE);
}
}
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