package me.brysonsteck.wiimmfiwatcher; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.databinding.ObservableList; import androidx.fragment.app.Fragment; import androidx.lifecycle.ViewModelProvider; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import com.google.android.material.textview.MaterialTextView; import me.brysonsteck.wiimmfiwatcher.model.FriendCode; import me.brysonsteck.wiimmfiwatcher.viewmodel.FriendCodeViewModel; import me.brysonsteck.wiimmfiwatcher.wiimmfi.WiimmfiActivity; public class WatchCodeFragment extends Fragment { public WatchCodeFragment() { super(R.layout.friend_code_input_fragment); } public boolean isValidFriendCode(String friendCode) { String[] friendCodeSplit = friendCode.split("-"); boolean valid = false; if (friendCodeSplit.length == 3) { for (String friendCodePart : friendCodeSplit) { valid = friendCodePart.length() == 4; if (!valid) { break; } } } return valid; } @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); FriendCodeViewModel viewModel = new ViewModelProvider(getActivity()).get(FriendCodeViewModel.class); WatchCodeAdapter adapter = new WatchCodeAdapter(getContext(), viewModel.getEntries()); viewModel.getEntries().addOnListChangedCallback(new ObservableList.OnListChangedCallback>() { @Override public void onChanged(ObservableList sender) { getActivity().runOnUiThread(() -> { adapter.notifyDataSetChanged(); }); } @Override public void onItemRangeChanged(ObservableList sender, int positionStart, int itemCount) { getActivity().runOnUiThread(() -> { adapter.notifyItemRangeChanged(positionStart, itemCount); }); } @Override public void onItemRangeInserted(ObservableList sender, int positionStart, int itemCount) { getActivity().runOnUiThread(() -> { adapter.notifyItemRangeInserted(positionStart, itemCount); }); } @Override public void onItemRangeMoved(ObservableList sender, int fromPosition, int toPosition, int itemCount) { getActivity().runOnUiThread(() -> { adapter.notifyItemMoved(fromPosition, toPosition); }); } @Override public void onItemRangeRemoved(ObservableList sender, int positionStart, int itemCount) { getActivity().runOnUiThread(() -> { adapter.notifyItemRangeRemoved(positionStart, itemCount); }); } }); RecyclerView recyclerView = view.findViewById(R.id.recent_friend_codes_recycler_view); LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getContext()); linearLayoutManager.setReverseLayout(true); linearLayoutManager.setStackFromEnd(true); recyclerView.setLayoutManager(linearLayoutManager); recyclerView.setAdapter(adapter); Button watchButton = view.findViewById(R.id.watch_button); EditText friendCode = view.findViewById(R.id.friend_code_edit_text); MaterialTextView errorText = view.findViewById(R.id.error_text); watchButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(view.getContext(), WiimmfiActivity.class); if (!isValidFriendCode(friendCode.getText().toString())) { errorText.setText("ERROR: Insert a friend code in the format XXXX-XXXX-XXXX"); friendCode.setText(""); } else { errorText.setText(""); viewModel.saveFriendCode("", friendCode.getText().toString()); intent.putExtra("friendCode", friendCode.getText().toString()); startActivity(intent); } } }); } }