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.TextView;
  33
  34 import androidx.annotation.NonNull;
  35 import androidx.annotation.Nullable;
  36 import androidx.appcompat.app.AppCompatActivity;
  37 import androidx.fragment.app.Fragment;
  38 import androidx.fragment.app.FragmentActivity;
  39 import androidx.lifecycle.LifecycleOwner;
  40 import androidx.lifecycle.ViewModelProvider;
  41
  42 import com.google.android.material.appbar.CollapsingToolbarLayout;
  43 import com.google.android.material.floatingactionbutton.FloatingActionButton;
  44 import com.google.android.material.switchmaterial.SwitchMaterial;
  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.json.API;
  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.Objects;
  65 import java.util.UUID;
  66
  67 import static net.ktnx.mobileledger.utils.Logger.debug;
  68
  69 /**
  70  * A fragment representing a single Profile detail screen.
  71  * a {@link ProfileDetailActivity}
  72  * on handsets.
  73  */
  74 public class ProfileDetailFragment extends Fragment {
  75     /**
  76      * The fragment argument representing the item ID that this fragment
  77      * represents.
  78      */
  79     public static final String ARG_ITEM_ID = "item_id";
  80     public static final String ARG_HUE = "hue";
  81     @NonNls
  82
  83     private MobileLedgerProfile mProfile;
  84     private TextView url;
  85     private TextView defaultCommodity;
  86     private boolean defaultCommoditySet;
  87     private TextInputLayout urlLayout;
  88     private LinearLayout authParams;
  89     private SwitchMaterial 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 View huePickerView;
  98     private View insecureWarningText;
  99     private TextView futureDatesText;
 100     private TextView apiVersionText;
 101     private boolean syncingModelFromUI = false;
 102     /**
 103      * Mandatory empty constructor for the fragment manager to instantiate the
 104      * fragment (e.g. upon screen orientation changes).
 105      */
 106     public ProfileDetailFragment() {
 107         super(R.layout.profile_detail);
 108     }
 109     @Override
 110     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
 111         debug("profiles", "[fragment] Creating profile details options menu");
 112         super.onCreateOptionsMenu(menu, inflater);
 113         inflater.inflate(R.menu.profile_details, menu);
 114         final MenuItem menuDeleteProfile = menu.findItem(R.id.menuDelete);
 115         menuDeleteProfile.setOnMenuItemClickListener(item -> onDeleteProfile());
 116         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 117
 118         if (BuildConfig.DEBUG) {
 119             final MenuItem menuWipeProfileData = menu.findItem(R.id.menuWipeData);
 120             menuWipeProfileData.setOnMenuItemClickListener(ignored -> onWipeDataMenuClicked());
 121             menuWipeProfileData.setVisible(mProfile != null);
 122         }
 123     }
 124     private boolean onDeleteProfile() {
 125         AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
 126         builder.setTitle(mProfile.getName());
 127         builder.setMessage(R.string.remove_profile_dialog_message);
 128         builder.setPositiveButton(R.string.Remove, (dialog, which) -> {
 129             debug("profiles", String.format("[fragment] removing profile %s", mProfile.getUuid()));
 130             mProfile.removeFromDB();
 131             ArrayList<MobileLedgerProfile> oldList = Data.profiles.getValue();
 132             if (oldList == null)
 133                 throw new AssertionError();
 134             ArrayList<MobileLedgerProfile> newList = new ArrayList<>(oldList);
 135             newList.remove(mProfile);
 136             Data.profiles.setValue(newList);
 137             if (mProfile.equals(Data.getProfile())) {
 138                 debug("profiles", "[fragment] setting current profile to 0");
 139                 Data.setCurrentProfile(newList.get(0));
 140             }
 141
 142             final FragmentActivity activity = getActivity();
 143             if (activity != null)
 144                 activity.finish();
 145         });
 146         builder.show();
 147         return false;
 148     }
 149     private boolean onWipeDataMenuClicked() {
 150         // this is a development option, so no confirmation
 151         mProfile.wipeAllData();
 152         if (mProfile.equals(Data.getProfile()))
 153             triggerProfileChange();
 154         return true;
 155     }
 156     private void triggerProfileChange() {
 157         int index = Data.getProfileIndex(mProfile);
 158         MobileLedgerProfile newProfile = new MobileLedgerProfile(mProfile);
 159         final ArrayList<MobileLedgerProfile> profiles =
 160                 Objects.requireNonNull(Data.profiles.getValue());
 161         profiles.set(index, newProfile);
 162
 163         ProfilesRecyclerViewAdapter viewAdapter = ProfilesRecyclerViewAdapter.getInstance();
 164         if (viewAdapter != null)
 165             viewAdapter.notifyItemChanged(index);
 166
 167         if (mProfile.equals(Data.getProfile()))
 168             Data.setCurrentProfile(newProfile);
 169     }
 170     private void hookTextChangeSyncRoutine(TextView view, TextChangeSyncRoutine syncRoutine) {
 171         view.addTextChangedListener(new TextWatcher() {
 172             @Override
 173             public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
 174             @Override
 175             public void onTextChanged(CharSequence s, int start, int before, int count) {}
 176             @Override
 177             public void afterTextChanged(Editable s) { syncRoutine.onTextChanged(s.toString());}
 178         });
 179     }
 180     @Override
 181     public void onViewCreated(@NotNull View view, @Nullable Bundle savedInstanceState) {
 182         super.onViewCreated(view, savedInstanceState);
 183         Activity context = getActivity();
 184         if (context == null)
 185             return;
 186
 187         if ((getArguments() != null) && getArguments().containsKey(ARG_ITEM_ID)) {
 188             int index = getArguments().getInt(ARG_ITEM_ID, -1);
 189             ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 190             if ((profiles != null) && (index != -1) && (index < profiles.size()))
 191                 mProfile = profiles.get(index);
 192
 193             Activity activity = this.getActivity();
 194             if (activity == null)
 195                 throw new AssertionError();
 196             CollapsingToolbarLayout appBarLayout = activity.findViewById(R.id.toolbar_layout);
 197             if (appBarLayout != null) {
 198                 if (mProfile != null)
 199                     appBarLayout.setTitle(mProfile.getName());
 200                 else
 201                     appBarLayout.setTitle(getResources().getString(R.string.new_profile_title));
 202             }
 203         }
 204
 205         final LifecycleOwner viewLifecycleOwner = getViewLifecycleOwner();
 206         final ProfileDetailModel model = getModel();
 207
 208         model.observeDefaultCommodity(viewLifecycleOwner, c -> {
 209             if (c != null)
 210                 setDefaultCommodity(c.getName());
 211             else
 212                 resetDefaultCommodity();
 213         });
 214
 215         FloatingActionButton fab = context.findViewById(R.id.fab);
 216         fab.setOnClickListener(v -> onSaveFabClicked());
 217
 218         profileName = context.findViewById(R.id.profile_name);
 219         hookTextChangeSyncRoutine(profileName, model::setProfileName);
 220         model.observeProfileName(viewLifecycleOwner, pn -> {
 221             if (!Misc.equalStrings(pn, profileName.getText()))
 222                 profileName.setText(pn);
 223         });
 224
 225         profileNameLayout = context.findViewById(R.id.profile_name_layout);
 226
 227         url = context.findViewById(R.id.url);
 228         hookTextChangeSyncRoutine(url, model::setUrl);
 229         model.observeUrl(viewLifecycleOwner, u -> {
 230             if (!Misc.equalStrings(u, url.getText()))
 231                 url.setText(u);
 232         });
 233
 234         urlLayout = context.findViewById(R.id.url_layout);
 235
 236         context.findViewById(R.id.default_commodity_layout)
 237                .setOnClickListener(v -> {
 238                    CurrencySelectorFragment cpf = CurrencySelectorFragment.newInstance(
 239                            CurrencySelectorFragment.DEFAULT_COLUMN_COUNT, false);
 240                    cpf.setOnCurrencySelectedListener(model::setDefaultCommodity);
 241                    final AppCompatActivity activity = (AppCompatActivity) v.getContext();
 242                    cpf.show(activity.getSupportFragmentManager(), "currency-selector");
 243                });
 244
 245         SwitchMaterial showCommodityByDefault = context.findViewById(R.id.profile_show_commodity);
 246         showCommodityByDefault.setOnCheckedChangeListener(
 247                 (buttonView, isChecked) -> model.setShowCommodityByDefault(isChecked));
 248         model.observeShowCommodityByDefault(viewLifecycleOwner, showCommodityByDefault::setChecked);
 249
 250         View postingSubItems = context.findViewById(R.id.posting_sub_items);
 251
 252         SwitchMaterial postingPermitted = context.findViewById(R.id.profile_permit_posting);
 253         model.observePostingPermitted(viewLifecycleOwner, isChecked -> {
 254             postingPermitted.setChecked(isChecked);
 255             postingSubItems.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 256         });
 257         postingPermitted.setOnCheckedChangeListener(
 258                 ((buttonView, isChecked) -> model.setPostingPermitted(isChecked)));
 259
 260         SwitchMaterial showCommentsByDefault = context.findViewById(R.id.profile_show_comments);
 261         model.observeShowCommentsByDefault(viewLifecycleOwner, showCommentsByDefault::setChecked);
 262         showCommentsByDefault.setOnCheckedChangeListener(
 263                 ((buttonView, isChecked) -> model.setShowCommentsByDefault(isChecked)));
 264
 265         defaultCommodity = context.findViewById(R.id.default_commodity_text);
 266
 267         futureDatesText = context.findViewById(R.id.future_dates_text);
 268         context.findViewById(R.id.future_dates_layout)
 269                .setOnClickListener(v -> {
 270                    MenuInflater mi = new MenuInflater(context);
 271                    PopupMenu menu = new PopupMenu(context, v);
 272                    menu.inflate(R.menu.future_dates);
 273                    menu.setOnMenuItemClickListener(item -> {
 274                        model.setFutureDates(futureDatesSettingFromMenuItemId(item.getItemId()));
 275                        return true;
 276                    });
 277                    menu.show();
 278                });
 279         model.observeFutureDates(viewLifecycleOwner,
 280                 v -> futureDatesText.setText(v.getText(getResources())));
 281
 282         apiVersionText = context.findViewById(R.id.api_version_text);
 283         model.observeApiVersion(viewLifecycleOwner,
 284                 apiVer -> apiVersionText.setText(apiVer.getDescription(getResources())));
 285         context.findViewById(R.id.api_version_label)
 286                .setOnClickListener(this::chooseAPIVersion);
 287         context.findViewById(R.id.api_version_text)
 288                .setOnClickListener(this::chooseAPIVersion);
 289
 290         context.findViewById(R.id.server_version_label)
 291                .setOnClickListener(v -> model.triggerVersionDetection());
 292         TextView detectedServerVersion = context.findViewById(R.id.detected_server_version_text);
 293         model.observeDetectedVersion(viewLifecycleOwner, ver -> {
 294             if (ver == null)
 295                 detectedServerVersion.setText(context.getResources()
 296                                                      .getString(
 297                                                              R.string.server_version_unknown_label));
 298             else if (ver.isPre_1_20_1())
 299                 detectedServerVersion.setText(context.getResources()
 300                                                      .getString(
 301                                                              R.string.detected_server_pre_1_20_1));
 302             else
 303                 detectedServerVersion.setText(ver.toString());
 304         });
 305         detectedServerVersion.setOnClickListener(v -> model.triggerVersionDetection());
 306         final View detectButton = context.findViewById(R.id.server_version_detect_button);
 307         detectButton.setOnClickListener(v -> model.triggerVersionDetection());
 308         model.observeDetectingHledgerVersion(viewLifecycleOwner, running -> {
 309             detectButton.setVisibility(running ? View.VISIBLE : View.INVISIBLE);
 310         });
 311
 312         authParams = context.findViewById(R.id.auth_params);
 313
 314         useAuthentication = context.findViewById(R.id.enable_http_auth);
 315         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 316             model.setUseAuthentication(isChecked);
 317             if (isChecked)
 318                 userName.requestFocus();
 319         });
 320         model.observeUseAuthentication(viewLifecycleOwner, isChecked -> {
 321             useAuthentication.setChecked(isChecked);
 322             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 323             checkInsecureSchemeWithAuth();
 324         });
 325
 326         userName = context.findViewById(R.id.auth_user_name);
 327         model.observeUserName(viewLifecycleOwner, text -> {
 328             if (!Misc.equalStrings(text, userName.getText()))
 329                 userName.setText(text);
 330         });
 331         hookTextChangeSyncRoutine(userName, model::setAuthUserName);
 332         userNameLayout = context.findViewById(R.id.auth_user_name_layout);
 333
 334         password = context.findViewById(R.id.password);
 335         model.observePassword(viewLifecycleOwner, text -> {
 336             if (!Misc.equalStrings(text, password.getText()))
 337                 password.setText(text);
 338         });
 339         hookTextChangeSyncRoutine(password, model::setAuthPassword);
 340         passwordLayout = context.findViewById(R.id.password_layout);
 341
 342         huePickerView = context.findViewById(R.id.btn_pick_ring_color);
 343         model.observeThemeId(viewLifecycleOwner, themeId -> {
 344             final int hue = (themeId == -1) ? Colors.DEFAULT_HUE_DEG : themeId;
 345             final int profileColor = Colors.getPrimaryColorForHue(hue);
 346             huePickerView.setBackgroundColor(profileColor);
 347             huePickerView.setTag(hue);
 348         });
 349
 350         preferredAccountsFilter = context.findViewById(R.id.preferred_accounts_filter_filter);
 351         model.observePreferredAccountsFilter(viewLifecycleOwner, text -> {
 352             if (!Misc.equalStrings(text, preferredAccountsFilter.getText()))
 353                 preferredAccountsFilter.setText(text);
 354         });
 355         hookTextChangeSyncRoutine(preferredAccountsFilter, model::setPreferredAccountsFilter);
 356
 357         insecureWarningText = context.findViewById(R.id.insecure_scheme_text);
 358
 359         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 360         hookClearErrorOnFocusListener(url, urlLayout);
 361         hookClearErrorOnFocusListener(userName, userNameLayout);
 362         hookClearErrorOnFocusListener(password, passwordLayout);
 363
 364         if (savedInstanceState == null) {
 365             model.setValuesFromProfile(mProfile, getArguments().getInt(ARG_HUE, -1));
 366         }
 367         checkInsecureSchemeWithAuth();
 368
 369         url.addTextChangedListener(new TextWatcher() {
 370             @Override
 371             public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
 372             @Override
 373             public void onTextChanged(CharSequence s, int start, int before, int count) {}
 374             @Override
 375             public void afterTextChanged(Editable s) {
 376                 checkInsecureSchemeWithAuth();
 377             }
 378         });
 379
 380         huePickerView.setOnClickListener(v -> {
 381             HueRingDialog d = new HueRingDialog(ProfileDetailFragment.this.requireContext(),
 382                     model.initialThemeHue, (Integer) v.getTag());
 383             d.show();
 384             d.setColorSelectedListener(model::setThemeId);
 385         });
 386
 387         profileName.requestFocus();
 388     }
 389     private void chooseAPIVersion(View v) {
 390         Activity context = getActivity();
 391         ProfileDetailModel model = getModel();
 392         MenuInflater mi = new MenuInflater(context);
 393         PopupMenu menu = new PopupMenu(context, v);
 394         menu.inflate(R.menu.api_version);
 395         menu.setOnMenuItemClickListener(item -> {
 396             API apiVer;
 397             switch (item.getItemId()) {
 398                 case R.id.api_version_menu_html:
 399                     apiVer = API.html;
 400                     break;
 401                 case R.id.api_version_menu_1_19_1:
 402                     apiVer = API.v1_19_1;
 403                     break;
 404                 case R.id.api_version_menu_1_15:
 405                     apiVer = API.v1_15;
 406                     break;
 407                 case R.id.api_version_menu_1_14:
 408                     apiVer = API.v1_14;
 409                     break;
 410                 case R.id.api_version_menu_auto:
 411                 default:
 412                     apiVer = API.auto;
 413             }
 414             model.setApiVersion(apiVer);
 415             apiVersionText.setText(apiVer.getDescription(getResources()));
 416             return true;
 417         });
 418         menu.show();
 419     }
 420     private MobileLedgerProfile.FutureDates futureDatesSettingFromMenuItemId(int itemId) {
 421         switch (itemId) {
 422             case R.id.menu_future_dates_7:
 423                 return MobileLedgerProfile.FutureDates.OneWeek;
 424             case R.id.menu_future_dates_14:
 425                 return MobileLedgerProfile.FutureDates.TwoWeeks;
 426             case R.id.menu_future_dates_30:
 427                 return MobileLedgerProfile.FutureDates.OneMonth;
 428             case R.id.menu_future_dates_60:
 429                 return MobileLedgerProfile.FutureDates.TwoMonths;
 430             case R.id.menu_future_dates_90:
 431                 return MobileLedgerProfile.FutureDates.ThreeMonths;
 432             case R.id.menu_future_dates_180:
 433                 return MobileLedgerProfile.FutureDates.SixMonths;
 434             case R.id.menu_future_dates_365:
 435                 return MobileLedgerProfile.FutureDates.OneYear;
 436             case R.id.menu_future_dates_all:
 437                 return MobileLedgerProfile.FutureDates.All;
 438             default:
 439                 return MobileLedgerProfile.FutureDates.None;
 440         }
 441     }
 442     @NotNull
 443     private ProfileDetailModel getModel() {
 444         return new ViewModelProvider(requireActivity()).get(ProfileDetailModel.class);
 445     }
 446     private void onSaveFabClicked() {
 447         if (!checkValidity())
 448             return;
 449
 450         ProfileDetailModel model = getModel();
 451         final ArrayList<MobileLedgerProfile> profiles =
 452                 Objects.requireNonNull(Data.profiles.getValue());
 453
 454         if (mProfile != null) {
 455             int pos = Data.profiles.getValue()
 456                                    .indexOf(mProfile);
 457             mProfile = new MobileLedgerProfile(mProfile);
 458             model.updateProfile(mProfile);
 459             mProfile.storeInDB();
 460             debug("profiles", "profile stored in DB");
 461             profiles.set(pos, mProfile);
 462 //                debug("profiles", String.format("Selected item is %d", mProfile.getThemeHue()));
 463
 464             final MobileLedgerProfile currentProfile = Data.getProfile();
 465             if (mProfile.getUuid()
 466                         .equals(currentProfile.getUuid()))
 467             {
 468                 Data.setCurrentProfile(mProfile);
 469             }
 470
 471             ProfilesRecyclerViewAdapter viewAdapter = ProfilesRecyclerViewAdapter.getInstance();
 472             if (viewAdapter != null)
 473                 viewAdapter.notifyItemChanged(pos);
 474         }
 475         else {
 476             mProfile = new MobileLedgerProfile(String.valueOf(UUID.randomUUID()));
 477             model.updateProfile(mProfile);
 478             mProfile.storeInDB();
 479             final ArrayList<MobileLedgerProfile> newList = new ArrayList<>(profiles);
 480             newList.add(mProfile);
 481             Data.profiles.setValue(newList);
 482             MobileLedgerProfile.storeProfilesOrder();
 483
 484             // first profile ever?
 485             if (newList.size() == 1)
 486                 Data.setCurrentProfile(mProfile);
 487         }
 488
 489         Activity activity = getActivity();
 490         if (activity != null)
 491             activity.finish();
 492     }
 493     private boolean checkUrlValidity() {
 494         boolean valid = true;
 495
 496         ProfileDetailModel model = getModel();
 497
 498         String val = model.getUrl()
 499                           .trim();
 500         if (val.isEmpty()) {
 501             valid = false;
 502             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 503         }
 504         try {
 505             URL url = new URL(val);
 506             String host = url.getHost();
 507             if (host == null || host.isEmpty())
 508                 throw new MalformedURLException("Missing host");
 509             String protocol = url.getProtocol()
 510                                  .toUpperCase();
 511             if (!protocol.equals("HTTP") && !protocol.equals("HTTPS")) {
 512                 valid = false;
 513                 urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 514             }
 515         }
 516         catch (MalformedURLException e) {
 517             valid = false;
 518             urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 519         }
 520
 521         return valid;
 522     }
 523     private void checkInsecureSchemeWithAuth() {
 524         boolean showWarning = false;
 525
 526         final ProfileDetailModel model = getModel();
 527
 528         if (model.getUseAuthentication()) {
 529             String urlText = model.getUrl();
 530             if (urlText.startsWith("http") && !urlText.startsWith("https"))
 531                 showWarning = true;
 532         }
 533
 534         if (showWarning)
 535             insecureWarningText.setVisibility(View.VISIBLE);
 536         else
 537             insecureWarningText.setVisibility(View.GONE);
 538     }
 539     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 540         view.setOnFocusChangeListener((v, hasFocus) -> {
 541             if (hasFocus)
 542                 layout.setError(null);
 543         });
 544         view.addTextChangedListener(new TextWatcher() {
 545             @Override
 546             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 547             }
 548             @Override
 549             public void onTextChanged(CharSequence s, int start, int before, int count) {
 550                 layout.setError(null);
 551             }
 552             @Override
 553             public void afterTextChanged(Editable s) {
 554             }
 555         });
 556     }
 557     private void syncModelFromUI() {
 558         if (syncingModelFromUI)
 559             return;
 560
 561         syncingModelFromUI = true;
 562
 563         try {
 564             ProfileDetailModel model = getModel();
 565
 566             model.setProfileName(profileName.getText());
 567             model.setUrl(url.getText());
 568             model.setPreferredAccountsFilter(preferredAccountsFilter.getText());
 569             model.setAuthUserName(userName.getText());
 570             model.setAuthPassword(password.getText());
 571         }
 572         finally {
 573             syncingModelFromUI = false;
 574         }
 575     }
 576     private boolean checkValidity() {
 577         boolean valid = true;
 578
 579         String val = String.valueOf(profileName.getText());
 580         if (val.trim()
 581                .isEmpty())
 582         {
 583             valid = false;
 584             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 585         }
 586
 587         if (!checkUrlValidity())
 588             valid = false;
 589
 590         if (useAuthentication.isChecked()) {
 591             val = String.valueOf(userName.getText());
 592             if (val.trim()
 593                    .isEmpty())
 594             {
 595                 valid = false;
 596                 userNameLayout.setError(
 597                         getResources().getText(R.string.err_profile_user_name_empty));
 598             }
 599
 600             val = String.valueOf(password.getText());
 601             if (val.trim()
 602                    .isEmpty())
 603             {
 604                 valid = false;
 605                 passwordLayout.setError(
 606                         getResources().getText(R.string.err_profile_password_empty));
 607             }
 608         }
 609
 610         return valid;
 611     }
 612     private void resetDefaultCommodity() {
 613         defaultCommoditySet = false;
 614         defaultCommodity.setText(R.string.btn_no_currency);
 615         defaultCommodity.setTypeface(defaultCommodity.getTypeface(), Typeface.ITALIC);
 616     }
 617     private void setDefaultCommodity(@NonNull @NotNull String name) {
 618         defaultCommoditySet = true;
 619         defaultCommodity.setText(name);
 620         defaultCommodity.setTypeface(Typeface.DEFAULT);
 621     }
 622     interface TextChangeSyncRoutine {
 623         void onTextChanged(String text);
 624     }
 625 }