app/src/main/java/net/ktnx/mobileledger/ui/profiles/ProfileDetailFragment.java

   1 /*
   2  * Copyright © 2020 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.profiles;
  19
  20 import android.app.Activity;
  21 import android.app.AlertDialog;
  22 import android.graphics.Typeface;
  23 import android.os.Bundle;
  24 import android.text.Editable;
  25 import android.text.TextWatcher;
  26 import android.view.Menu;
  27 import android.view.MenuInflater;
  28 import android.view.MenuItem;
  29 import android.view.View;
  30 import android.widget.LinearLayout;
  31 import android.widget.PopupMenu;
  32 import android.widget.Switch;
  33 import android.widget.TextView;
  34
  35 import androidx.annotation.NonNull;
  36 import androidx.annotation.Nullable;
  37 import androidx.appcompat.app.AppCompatActivity;
  38 import androidx.fragment.app.Fragment;
  39 import androidx.fragment.app.FragmentActivity;
  40 import androidx.lifecycle.LifecycleOwner;
  41 import androidx.lifecycle.ViewModelProvider;
  42
  43 import com.google.android.material.appbar.CollapsingToolbarLayout;
  44 import com.google.android.material.floatingactionbutton.FloatingActionButton;
  45 import com.google.android.material.textfield.TextInputLayout;
  46
  47 import net.ktnx.mobileledger.BuildConfig;
  48 import net.ktnx.mobileledger.R;
  49 import net.ktnx.mobileledger.async.SendTransactionTask;
  50 import net.ktnx.mobileledger.model.Data;
  51 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  52 import net.ktnx.mobileledger.ui.CurrencySelectorFragment;
  53 import net.ktnx.mobileledger.ui.HueRingDialog;
  54 import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
  55 import net.ktnx.mobileledger.utils.Colors;
  56 import net.ktnx.mobileledger.utils.Misc;
  57
  58 import org.jetbrains.annotations.NonNls;
  59 import org.jetbrains.annotations.NotNull;
  60
  61 import java.net.MalformedURLException;
  62 import java.net.URL;
  63 import java.util.ArrayList;
  64 import java.util.UUID;
  65
  66 import static net.ktnx.mobileledger.utils.Logger.debug;
  67
  68 /**
  69  * A fragment representing a single Profile detail screen.
  70  * a {@link ProfileDetailActivity}
  71  * on handsets.
  72  */
  73 public class ProfileDetailFragment extends Fragment {
  74     /**
  75      * The fragment argument representing the item ID that this fragment
  76      * represents.
  77      */
  78     public static final String ARG_ITEM_ID = "item_id";
  79     public static final String ARG_HUE = "hue";
  80     @NonNls
  81
  82     private MobileLedgerProfile mProfile;
  83     private TextView url;
  84     private TextView defaultCommodity;
  85     private View defaultCommodityLayout;
  86     private boolean defaultCommoditySet;
  87     private TextInputLayout urlLayout;
  88     private LinearLayout authParams;
  89     private Switch useAuthentication;
  90     private TextView userName;
  91     private TextInputLayout userNameLayout;
  92     private TextView password;
  93     private TextInputLayout passwordLayout;
  94     private TextView profileName;
  95     private TextInputLayout profileNameLayout;
  96     private TextView preferredAccountsFilter;
  97     private TextInputLayout preferredAccountsFilterLayout;
  98     private View huePickerView;
  99     private View insecureWarningText;
 100     private TextView futureDatesText;
 101     private View futureDatesLayout;
 102     private TextView apiVersionText;
 103     private boolean syncingModelFromUI = false;
 104     /**
 105      * Mandatory empty constructor for the fragment manager to instantiate the
 106      * fragment (e.g. upon screen orientation changes).
 107      */
 108     public ProfileDetailFragment() {
 109         super(R.layout.profile_detail);
 110     }
 111     @Override
 112     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
 113         debug("profiles", "[fragment] Creating profile details options menu");
 114         super.onCreateOptionsMenu(menu, inflater);
 115         inflater.inflate(R.menu.profile_details, menu);
 116         final MenuItem menuDeleteProfile = menu.findItem(R.id.menuDelete);
 117         menuDeleteProfile.setOnMenuItemClickListener(item -> {
 118             AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
 119             builder.setTitle(mProfile.getName());
 120             builder.setMessage(R.string.remove_profile_dialog_message);
 121             builder.setPositiveButton(R.string.Remove, (dialog, which) -> {
 122                 debug("profiles",
 123                         String.format("[fragment] removing profile %s", mProfile.getUuid()));
 124                 mProfile.removeFromDB();
 125                 ArrayList<MobileLedgerProfile> oldList = Data.profiles.getValue();
 126                 if (oldList == null)
 127                     throw new AssertionError();
 128                 ArrayList<MobileLedgerProfile> newList = new ArrayList<>(oldList);
 129                 newList.remove(mProfile);
 130                 Data.profiles.setValue(newList);
 131                 if (mProfile.equals(Data.getProfile())) {
 132                     debug("profiles", "[fragment] setting current profile to 0");
 133                     Data.setCurrentProfile(newList.get(0));
 134                 }
 135
 136                 final FragmentActivity activity = getActivity();
 137                 if (activity != null)
 138                     activity.finish();
 139             });
 140             builder.show();
 141             return false;
 142         });
 143         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 144         menuDeleteProfile.setVisible(
 145                 (mProfile != null) && (profiles != null) && (profiles.size() > 1));
 146
 147         if (BuildConfig.DEBUG) {
 148             final MenuItem menuWipeProfileData = menu.findItem(R.id.menuWipeData);
 149             menuWipeProfileData.setOnMenuItemClickListener(ignored -> onWipeDataMenuClicked());
 150             menuWipeProfileData.setVisible(mProfile != null);
 151         }
 152     }
 153     private boolean onWipeDataMenuClicked() {
 154         // this is a development option, so no confirmation
 155         mProfile.wipeAllData();
 156         if (mProfile.equals(Data.getProfile()))
 157             triggerProfileChange();
 158         return true;
 159     }
 160     private void triggerProfileChange() {
 161         int index = Data.getProfileIndex(mProfile);
 162         MobileLedgerProfile newProfile = new MobileLedgerProfile(mProfile);
 163         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 164         if (profiles == null)
 165             throw new AssertionError();
 166         profiles.set(index, newProfile);
 167
 168         ProfilesRecyclerViewAdapter viewAdapter = ProfilesRecyclerViewAdapter.getInstance();
 169         if (viewAdapter != null)
 170             viewAdapter.notifyItemChanged(index);
 171
 172         if (mProfile.equals(Data.getProfile()))
 173             Data.setCurrentProfile(newProfile);
 174     }
 175     private void hookTextChangeSyncRoutine(TextView view, TextChangeSyncRoutine syncRoutine) {
 176         view.addTextChangedListener(new TextWatcher() {
 177             @Override
 178             public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
 179             @Override
 180             public void onTextChanged(CharSequence s, int start, int before, int count) {}
 181             @Override
 182             public void afterTextChanged(Editable s) { syncRoutine.onTextChanged(s.toString());}
 183         });
 184     }
 185     @Override
 186     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
 187         super.onActivityCreated(savedInstanceState);
 188         Activity context = getActivity();
 189         if (context == null)
 190             return;
 191
 192         if ((getArguments() != null) && getArguments().containsKey(ARG_ITEM_ID)) {
 193             int index = getArguments().getInt(ARG_ITEM_ID, -1);
 194             ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 195             if ((profiles != null) && (index != -1) && (index < profiles.size()))
 196                 mProfile = profiles.get(index);
 197
 198             Activity activity = this.getActivity();
 199             if (activity == null)
 200                 throw new AssertionError();
 201             CollapsingToolbarLayout appBarLayout = activity.findViewById(R.id.toolbar_layout);
 202             if (appBarLayout != null) {
 203                 if (mProfile != null)
 204                     appBarLayout.setTitle(mProfile.getName());
 205                 else
 206                     appBarLayout.setTitle(getResources().getString(R.string.new_profile_title));
 207             }
 208         }
 209
 210         final LifecycleOwner viewLifecycleOwner = getViewLifecycleOwner();
 211         final ProfileDetailModel model = getModel();
 212
 213         model.observeDefaultCommodity(viewLifecycleOwner, c -> {
 214             if (c != null)
 215                 setDefaultCommodity(c.getName());
 216             else
 217                 resetDefaultCommodity();
 218         });
 219
 220         FloatingActionButton fab = context.findViewById(R.id.fab);
 221         fab.setOnClickListener(v -> onSaveFabClicked());
 222
 223         profileName = context.findViewById(R.id.profile_name);
 224         hookTextChangeSyncRoutine(profileName, model::setProfileName);
 225         model.observeProfileName(viewLifecycleOwner, pn -> {
 226             if (!Misc.equalStrings(pn, profileName.getText()))
 227                 profileName.setText(pn);
 228         });
 229
 230         profileNameLayout = context.findViewById(R.id.profile_name_layout);
 231
 232         url = context.findViewById(R.id.url);
 233         hookTextChangeSyncRoutine(url, model::setUrl);
 234         model.observeUrl(viewLifecycleOwner, u -> {
 235             if (!Misc.equalStrings(u, url.getText()))
 236                 url.setText(u);
 237         });
 238
 239         urlLayout = context.findViewById(R.id.url_layout);
 240
 241         defaultCommodityLayout = context.findViewById(R.id.default_commodity_layout);
 242         defaultCommodityLayout.setOnClickListener(v -> {
 243             CurrencySelectorFragment cpf = CurrencySelectorFragment.newInstance(
 244                     CurrencySelectorFragment.DEFAULT_COLUMN_COUNT, false);
 245             cpf.setOnCurrencySelectedListener(model::setDefaultCommodity);
 246             final AppCompatActivity activity = (AppCompatActivity) v.getContext();
 247             cpf.show(activity.getSupportFragmentManager(), "currency-selector");
 248         });
 249
 250         Switch showCommodityByDefault = context.findViewById(R.id.profile_show_commodity);
 251         showCommodityByDefault.setOnCheckedChangeListener(
 252                 (buttonView, isChecked) -> model.setShowCommodityByDefault(isChecked));
 253         model.observeShowCommodityByDefault(viewLifecycleOwner, showCommodityByDefault::setChecked);
 254
 255         View postingSubItems = context.findViewById(R.id.posting_sub_items);
 256
 257         Switch postingPermitted = context.findViewById(R.id.profile_permit_posting);
 258         model.observePostingPermitted(viewLifecycleOwner, isChecked -> {
 259             postingPermitted.setChecked(isChecked);
 260             postingSubItems.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 261         });
 262         postingPermitted.setOnCheckedChangeListener(
 263                 ((buttonView, isChecked) -> model.setPostingPermitted(isChecked)));
 264
 265         Switch showCommentsByDefault = context.findViewById(R.id.profile_show_comments);
 266         model.observeShowCommentsByDefault(viewLifecycleOwner, showCommentsByDefault::setChecked);
 267         showCommentsByDefault.setOnCheckedChangeListener(
 268                 ((buttonView, isChecked) -> model.setShowCommentsByDefault(isChecked)));
 269
 270         defaultCommodity = context.findViewById(R.id.default_commodity_text);
 271
 272         futureDatesLayout = context.findViewById(R.id.future_dates_layout);
 273         futureDatesText = context.findViewById(R.id.future_dates_text);
 274         context.findViewById(R.id.future_dates_layout)
 275                .setOnClickListener(v -> {
 276                    MenuInflater mi = new MenuInflater(context);
 277                    PopupMenu menu = new PopupMenu(context, v);
 278                    menu.inflate(R.menu.future_dates);
 279                    menu.setOnMenuItemClickListener(item -> {
 280                        model.setFutureDates(futureDatesSettingFromMenuItemId(item.getItemId()));
 281                        return true;
 282                    });
 283                    menu.show();
 284                });
 285         model.observeFutureDates(viewLifecycleOwner,
 286                 v -> futureDatesText.setText(v.getText(getResources())));
 287
 288         apiVersionText = context.findViewById(R.id.api_version_text);
 289         model.observeApiVersion(viewLifecycleOwner,
 290                 apiVer -> apiVersionText.setText(apiVer.getDescription(getResources())));
 291         context.findViewById(R.id.api_version_layout)
 292                .setOnClickListener(v -> {
 293                    MenuInflater mi = new MenuInflater(context);
 294                    PopupMenu menu = new PopupMenu(context, v);
 295                    menu.inflate(R.menu.api_version);
 296                    menu.setOnMenuItemClickListener(item -> {
 297                        SendTransactionTask.API apiVer;
 298                        switch (item.getItemId()) {
 299                            case R.id.api_version_menu_html:
 300                                apiVer = SendTransactionTask.API.html;
 301                                break;
 302                            case R.id.api_version_menu_post_1_14:
 303                                apiVer = SendTransactionTask.API.post_1_14;
 304                                break;
 305                            case R.id.api_version_menu_pre_1_15:
 306                                apiVer = SendTransactionTask.API.pre_1_15;
 307                                break;
 308                            case R.id.api_version_menu_auto:
 309                            default:
 310                                apiVer = SendTransactionTask.API.auto;
 311                        }
 312                        model.setApiVersion(apiVer);
 313                        apiVersionText.setText(apiVer.getDescription(getResources()));
 314                        return true;
 315                    });
 316                    menu.show();
 317                });
 318         authParams = context.findViewById(R.id.auth_params);
 319
 320         useAuthentication = context.findViewById(R.id.enable_http_auth);
 321         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 322             model.setUseAuthentication(isChecked);
 323             if (isChecked)
 324                 userName.requestFocus();
 325         });
 326         model.observeUseAuthentication(viewLifecycleOwner, isChecked -> {
 327             useAuthentication.setChecked(isChecked);
 328             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 329             checkInsecureSchemeWithAuth();
 330         });
 331
 332         userName = context.findViewById(R.id.auth_user_name);
 333         model.observeUserName(viewLifecycleOwner, text -> {
 334             if (!Misc.equalStrings(text, userName.getText()))
 335                 userName.setText(text);
 336         });
 337         hookTextChangeSyncRoutine(userName, model::setAuthUserName);
 338         userNameLayout = context.findViewById(R.id.auth_user_name_layout);
 339
 340         password = context.findViewById(R.id.password);
 341         model.observePassword(viewLifecycleOwner, text -> {
 342             if (!Misc.equalStrings(text, password.getText()))
 343                 password.setText(text);
 344         });
 345         hookTextChangeSyncRoutine(password, model::setAuthPassword);
 346         passwordLayout = context.findViewById(R.id.password_layout);
 347
 348         huePickerView = context.findViewById(R.id.btn_pick_ring_color);
 349         model.observeThemeId(viewLifecycleOwner, themeId -> {
 350             final int hue = (themeId == -1) ? Colors.DEFAULT_HUE_DEG : themeId;
 351             final int profileColor = Colors.getPrimaryColorForHue(hue);
 352             huePickerView.setBackgroundColor(profileColor);
 353             huePickerView.setTag(hue);
 354         });
 355
 356         preferredAccountsFilter = context.findViewById(R.id.preferred_accounts_filter_filter);
 357         model.observePreferredAccountsFilter(viewLifecycleOwner, text -> {
 358             if (!Misc.equalStrings(text, preferredAccountsFilter.getText()))
 359                 preferredAccountsFilter.setText(text);
 360         });
 361         hookTextChangeSyncRoutine(preferredAccountsFilter, model::setPreferredAccountsFilter);
 362         preferredAccountsFilterLayout =
 363                 context.findViewById(R.id.preferred_accounts_accounts_filter_layout);
 364
 365         insecureWarningText = context.findViewById(R.id.insecure_scheme_text);
 366
 367         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 368         hookClearErrorOnFocusListener(url, urlLayout);
 369         hookClearErrorOnFocusListener(userName, userNameLayout);
 370         hookClearErrorOnFocusListener(password, passwordLayout);
 371
 372         if (savedInstanceState == null) {
 373             model.setValuesFromProfile(mProfile, getArguments().getInt(ARG_HUE, -1));
 374         }
 375         checkInsecureSchemeWithAuth();
 376
 377         url.addTextChangedListener(new TextWatcher() {
 378             @Override
 379             public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
 380             @Override
 381             public void onTextChanged(CharSequence s, int start, int before, int count) {}
 382             @Override
 383             public void afterTextChanged(Editable s) {
 384                 checkInsecureSchemeWithAuth();
 385             }
 386         });
 387
 388         huePickerView.setOnClickListener(v -> {
 389             HueRingDialog d = new HueRingDialog(ProfileDetailFragment.this.requireContext(),
 390                     model.initialThemeHue, (Integer) v.getTag());
 391             d.show();
 392             d.setColorSelectedListener(model::setThemeId);
 393         });
 394
 395         profileName.requestFocus();
 396     }
 397     private MobileLedgerProfile.FutureDates futureDatesSettingFromMenuItemId(int itemId) {
 398         switch (itemId) {
 399             case R.id.menu_future_dates_7:
 400                 return MobileLedgerProfile.FutureDates.OneWeek;
 401             case R.id.menu_future_dates_14:
 402                 return MobileLedgerProfile.FutureDates.TwoWeeks;
 403             case R.id.menu_future_dates_30:
 404                 return MobileLedgerProfile.FutureDates.OneMonth;
 405             case R.id.menu_future_dates_60:
 406                 return MobileLedgerProfile.FutureDates.TwoMonths;
 407             case R.id.menu_future_dates_90:
 408                 return MobileLedgerProfile.FutureDates.ThreeMonths;
 409             case R.id.menu_future_dates_180:
 410                 return MobileLedgerProfile.FutureDates.SixMonths;
 411             case R.id.menu_future_dates_365:
 412                 return MobileLedgerProfile.FutureDates.OneYear;
 413             case R.id.menu_future_dates_all:
 414                 return MobileLedgerProfile.FutureDates.All;
 415             default:
 416                 return MobileLedgerProfile.FutureDates.None;
 417         }
 418     }
 419     @NotNull
 420     private ProfileDetailModel getModel() {
 421         return new ViewModelProvider(requireActivity()).get(ProfileDetailModel.class);
 422     }
 423     private void onSaveFabClicked() {
 424         if (!checkValidity())
 425             return;
 426
 427         ProfileDetailModel model = getModel();
 428
 429         if (mProfile != null) {
 430             model.updateProfile(mProfile);
 431 //                debug("profiles", String.format("Selected item is %d", mProfile.getThemeHue()));
 432             mProfile.storeInDB();
 433             debug("profiles", "profile stored in DB");
 434             triggerProfileChange();
 435         }
 436         else {
 437             mProfile = new MobileLedgerProfile(String.valueOf(UUID.randomUUID()));
 438             model.updateProfile(mProfile);
 439             mProfile.storeInDB();
 440             final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 441             if (profiles == null)
 442                 throw new AssertionError();
 443             ArrayList<MobileLedgerProfile> newList = new ArrayList<>(profiles);
 444             newList.add(mProfile);
 445             Data.profiles.setValue(newList);
 446             MobileLedgerProfile.storeProfilesOrder();
 447
 448             // first profile ever?
 449             if (newList.size() == 1)
 450                 Data.setCurrentProfile(mProfile);
 451         }
 452
 453         Activity activity = getActivity();
 454         if (activity != null)
 455             activity.finish();
 456     }
 457     private boolean checkUrlValidity() {
 458         boolean valid = true;
 459
 460         ProfileDetailModel model = getModel();
 461
 462         String val = model.getUrl()
 463                           .trim();
 464         if (val.isEmpty()) {
 465             valid = false;
 466             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 467         }
 468         try {
 469             URL url = new URL(val);
 470             String host = url.getHost();
 471             if (host == null || host.isEmpty())
 472                 throw new MalformedURLException("Missing host");
 473             String protocol = url.getProtocol()
 474                                  .toUpperCase();
 475             if (!protocol.equals("HTTP") && !protocol.equals("HTTPS")) {
 476                 valid = false;
 477                 urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 478             }
 479         }
 480         catch (MalformedURLException e) {
 481             valid = false;
 482             urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 483         }
 484
 485         return valid;
 486     }
 487     private void checkInsecureSchemeWithAuth() {
 488         boolean showWarning = false;
 489
 490         final ProfileDetailModel model = getModel();
 491
 492         if (model.getUseAuthentication()) {
 493             String urlText = model.getUrl();
 494             if (urlText.startsWith("http") && !urlText.startsWith("https"))
 495                 showWarning = true;
 496         }
 497
 498         if (showWarning)
 499             insecureWarningText.setVisibility(View.VISIBLE);
 500         else
 501             insecureWarningText.setVisibility(View.GONE);
 502     }
 503     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 504         view.setOnFocusChangeListener((v, hasFocus) -> {
 505             if (hasFocus)
 506                 layout.setError(null);
 507         });
 508         view.addTextChangedListener(new TextWatcher() {
 509             @Override
 510             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 511             }
 512             @Override
 513             public void onTextChanged(CharSequence s, int start, int before, int count) {
 514                 layout.setError(null);
 515             }
 516             @Override
 517             public void afterTextChanged(Editable s) {
 518             }
 519         });
 520     }
 521     private void syncModelFromUI() {
 522         if (syncingModelFromUI)
 523             return;
 524
 525         syncingModelFromUI = true;
 526
 527         try {
 528             ProfileDetailModel model = getModel();
 529
 530             model.setProfileName(profileName.getText());
 531             model.setUrl(url.getText());
 532             model.setPreferredAccountsFilter(preferredAccountsFilter.getText());
 533             model.setAuthUserName(userName.getText());
 534             model.setAuthPassword(password.getText());
 535         }
 536         finally {
 537             syncingModelFromUI = false;
 538         }
 539     }
 540     private boolean checkValidity() {
 541         boolean valid = true;
 542
 543         String val = String.valueOf(profileName.getText());
 544         if (val.trim()
 545                .isEmpty())
 546         {
 547             valid = false;
 548             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 549         }
 550
 551         if (!checkUrlValidity())
 552             valid = false;
 553
 554         if (useAuthentication.isChecked()) {
 555             val = String.valueOf(userName.getText());
 556             if (val.trim()
 557                    .isEmpty())
 558             {
 559                 valid = false;
 560                 userNameLayout.setError(
 561                         getResources().getText(R.string.err_profile_user_name_empty));
 562             }
 563
 564             val = String.valueOf(password.getText());
 565             if (val.trim()
 566                    .isEmpty())
 567             {
 568                 valid = false;
 569                 passwordLayout.setError(
 570                         getResources().getText(R.string.err_profile_password_empty));
 571             }
 572         }
 573
 574         return valid;
 575     }
 576     private void resetDefaultCommodity() {
 577         defaultCommoditySet = false;
 578         defaultCommodity.setText(R.string.btn_no_currency);
 579         defaultCommodity.setTypeface(defaultCommodity.getTypeface(), Typeface.ITALIC);
 580     }
 581     private void setDefaultCommodity(@NonNull @NotNull String name) {
 582         defaultCommoditySet = true;
 583         defaultCommodity.setText(name);
 584         defaultCommodity.setTypeface(Typeface.DEFAULT);
 585     }
 586     interface TextChangeSyncRoutine {
 587         void onTextChanged(String text);
 588     }
 589 }