app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java

   1 /*
   2  * Copyright © 2019 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.activity;
  19
  20 import android.content.Intent;
  21 import android.content.pm.PackageInfo;
  22 import android.content.res.ColorStateList;
  23 import android.graphics.Color;
  24 import android.os.AsyncTask;
  25 import android.os.Build;
  26 import android.os.Bundle;
  27 import android.util.Log;
  28 import android.view.View;
  29 import android.view.ViewGroup;
  30 import android.view.ViewPropertyAnimator;
  31 import android.view.animation.Animation;
  32 import android.view.animation.AnimationUtils;
  33 import android.widget.LinearLayout;
  34 import android.widget.ProgressBar;
  35 import android.widget.TextView;
  36 import android.widget.Toast;
  37
  38 import com.google.android.material.floatingactionbutton.FloatingActionButton;
  39
  40 import net.ktnx.mobileledger.R;
  41 import net.ktnx.mobileledger.async.DbOpQueue;
  42 import net.ktnx.mobileledger.async.RefreshDescriptionsTask;
  43 import net.ktnx.mobileledger.async.RetrieveTransactionsTask;
  44 import net.ktnx.mobileledger.model.Data;
  45 import net.ktnx.mobileledger.model.LedgerAccount;
  46 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  47 import net.ktnx.mobileledger.ui.account_summary.AccountSummaryAdapter;
  48 import net.ktnx.mobileledger.ui.account_summary.AccountSummaryFragment;
  49 import net.ktnx.mobileledger.ui.profiles.ProfileDetailFragment;
  50 import net.ktnx.mobileledger.ui.profiles.ProfilesRecyclerViewAdapter;
  51 import net.ktnx.mobileledger.ui.transaction_list.TransactionListFragment;
  52 import net.ktnx.mobileledger.ui.transaction_list.TransactionListViewModel;
  53 import net.ktnx.mobileledger.utils.Colors;
  54 import net.ktnx.mobileledger.utils.LockHolder;
  55 import net.ktnx.mobileledger.utils.MLDB;
  56
  57 import java.lang.ref.WeakReference;
  58 import java.text.DateFormat;
  59 import java.util.Date;
  60 import java.util.List;
  61 import java.util.Observable;
  62 import java.util.Observer;
  63
  64 import androidx.appcompat.app.ActionBarDrawerToggle;
  65 import androidx.appcompat.widget.Toolbar;
  66 import androidx.core.view.GravityCompat;
  67 import androidx.drawerlayout.widget.DrawerLayout;
  68 import androidx.fragment.app.Fragment;
  69 import androidx.fragment.app.FragmentManager;
  70 import androidx.fragment.app.FragmentPagerAdapter;
  71 import androidx.recyclerview.widget.LinearLayoutManager;
  72 import androidx.recyclerview.widget.RecyclerView;
  73 import androidx.viewpager.widget.ViewPager;
  74
  75 public class MainActivity extends ProfileThemedActivity {
  76     public static final String STATE_CURRENT_PAGE = "current_page";
  77     public static final String BUNDLE_SAVED_STATE = "bundle_savedState";
  78     public static final String STATE_ACC_FILTER = "account_filter";
  79     public AccountSummaryFragment mAccountSummaryFragment;
  80     DrawerLayout drawer;
  81     private LinearLayout profileListContainer;
  82     private View profileListHeadArrow, profileListHeadMore, profileListHeadCancel;
  83     private LinearLayout profileListHeadMoreAndCancel;
  84     private FragmentManager fragmentManager;
  85     private TextView tvLastUpdate;
  86     private RetrieveTransactionsTask retrieveTransactionsTask;
  87     private View bTransactionListCancelDownload;
  88     private ProgressBar progressBar;
  89     private LinearLayout progressLayout;
  90     private SectionsPagerAdapter mSectionsPagerAdapter;
  91     private ViewPager mViewPager;
  92     private FloatingActionButton fab;
  93     private boolean profileModificationEnabled = false;
  94     private boolean profileListExpanded = false;
  95     private ProfilesRecyclerViewAdapter mProfileListAdapter;
  96     private int mCurrentPage;
  97     private String mAccountFilter;
  98     private boolean mBackMeansToAccountList = false;
  99     @Override
 100     protected void onStart() {
 101         super.onStart();
 102
 103         setupProfile();
 104
 105         updateLastUpdateTextFromDB();
 106         Date lastUpdate = Data.lastUpdateDate.get();
 107
 108         long now = new Date().getTime();
 109         if ((lastUpdate == null) || (now > (lastUpdate.getTime() + (24 * 3600 * 1000)))) {
 110             if (lastUpdate == null) Log.d("db::", "WEB data never fetched. scheduling a fetch");
 111             else Log.d("db",
 112                     String.format("WEB data last fetched at %1.3f and now is %1.3f. re-fetching",
 113                             lastUpdate.getTime() / 1000f, now / 1000f));
 114
 115             scheduleTransactionListRetrieval();
 116         }
 117
 118         mViewPager.setCurrentItem(mCurrentPage, false);
 119         if (mAccountFilter != null) showTransactionsFragment(mAccountFilter);
 120
 121     }
 122     @Override
 123     protected void onSaveInstanceState(Bundle outState) {
 124         super.onSaveInstanceState(outState);
 125         outState.putInt(STATE_CURRENT_PAGE, mViewPager.getCurrentItem());
 126         if (TransactionListFragment.accountFilter.get() != null)
 127             outState.putString(STATE_ACC_FILTER, TransactionListFragment.accountFilter.get());
 128     }
 129     @Override
 130     protected void onCreate(Bundle savedInstanceState) {
 131         super.onCreate(savedInstanceState);
 132
 133         setContentView(R.layout.activity_main);
 134
 135         fab = findViewById(R.id.btn_add_transaction);
 136         profileListContainer = findViewById(R.id.nav_profile_list_container);
 137         profileListHeadArrow = findViewById(R.id.nav_profiles_arrow);
 138         profileListHeadMore = findViewById(R.id.nav_profiles_start_edit);
 139         profileListHeadCancel = findViewById(R.id.nav_profiles_cancel_edit);
 140         profileListHeadMoreAndCancel = findViewById(R.id.nav_profile_list_head_buttons);
 141         drawer = findViewById(R.id.drawer_layout);
 142         tvLastUpdate = findViewById(R.id.transactions_last_update);
 143         bTransactionListCancelDownload = findViewById(R.id.transaction_list_cancel_download);
 144         progressBar = findViewById(R.id.transaction_list_progress_bar);
 145         progressLayout = findViewById(R.id.transaction_progress_layout);
 146         fragmentManager = getSupportFragmentManager();
 147         mSectionsPagerAdapter = new SectionsPagerAdapter(fragmentManager);
 148         mViewPager = findViewById(R.id.root_frame);
 149
 150         Bundle extra = getIntent().getBundleExtra(BUNDLE_SAVED_STATE);
 151         if (extra != null && savedInstanceState == null) savedInstanceState = extra;
 152
 153
 154         Toolbar toolbar = findViewById(R.id.toolbar);
 155         setSupportActionBar(toolbar);
 156
 157         Data.profile.addObserver((o, arg) -> {
 158             MobileLedgerProfile profile = Data.profile.get();
 159             runOnUiThread(() -> {
 160                 if (profile == null) setTitle(R.string.app_name);
 161                 else setTitle(profile.getName());
 162                 updateLastUpdateTextFromDB();
 163                 if (profile.isPostingPermitted()) {
 164                     toolbar.setSubtitle(null);
 165                     fab.show();
 166                 }
 167                 else {
 168                     toolbar.setSubtitle(R.string.profile_subitlte_read_only);
 169                     fab.hide();
 170                 }
 171
 172                 int old_index = -1;
 173                 int new_index = -1;
 174                 if (arg != null) {
 175                     MobileLedgerProfile old = (MobileLedgerProfile) arg;
 176                     old_index = Data.getProfileIndex(old);
 177                     new_index = Data.getProfileIndex(profile);
 178                 }
 179
 180                 if ((old_index != -1) && (new_index != -1)) {
 181                     mProfileListAdapter.notifyItemChanged(old_index);
 182                     mProfileListAdapter.notifyItemChanged(new_index);
 183                 }
 184                 else mProfileListAdapter.notifyDataSetChanged();
 185
 186                 collapseProfileList();
 187
 188                 int newProfileTheme = profile.getThemeId();
 189                 if (newProfileTheme != Colors.profileThemeId) {
 190                     Log.d("profiles", String.format("profile theme %d → %d", Colors.profileThemeId,
 191                             newProfileTheme));
 192                     profileThemeChanged();
 193                     Colors.profileThemeId = newProfileTheme;
 194                 }
 195                 else
 196                     drawer.closeDrawers();
 197             });
 198         });
 199         Data.profiles.addObserver((o, arg) -> {
 200             findViewById(R.id.nav_profile_list).setMinimumHeight(
 201                     (int) (getResources().getDimension(R.dimen.thumb_row_height) *
 202                            Data.profiles.size()));
 203             mProfileListAdapter.notifyDataSetChanged();
 204         });
 205
 206         ActionBarDrawerToggle toggle =
 207                 new ActionBarDrawerToggle(this, drawer, toolbar, R.string.navigation_drawer_open,
 208                         R.string.navigation_drawer_close);
 209         drawer.addDrawerListener(toggle);
 210         toggle.syncState();
 211
 212         TextView ver = drawer.findViewById(R.id.drawer_version_text);
 213
 214         try {
 215             PackageInfo pi =
 216                     getApplicationContext().getPackageManager().getPackageInfo(getPackageName(), 0);
 217             ver.setText(pi.versionName);
 218         }
 219         catch (Exception e) {
 220             e.printStackTrace();
 221         }
 222
 223         if (progressBar == null)
 224             throw new RuntimeException("Can't get hold on the transaction value progress bar");
 225         if (progressLayout == null) throw new RuntimeException(
 226                 "Can't get hold on the transaction value progress bar layout");
 227
 228         markDrawerItemCurrent(R.id.nav_account_summary);
 229
 230         mViewPager.setAdapter(mSectionsPagerAdapter);
 231         mViewPager.addOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
 232             @Override
 233             public void onPageSelected(int position) {
 234                 switch (position) {
 235                     case 0:
 236                         markDrawerItemCurrent(R.id.nav_account_summary);
 237                         break;
 238                     case 1:
 239                         markDrawerItemCurrent(R.id.nav_latest_transactions);
 240                         break;
 241                     default:
 242                         Log.e("MainActivity", String.format("Unexpected page index %d", position));
 243                 }
 244
 245                 super.onPageSelected(position);
 246             }
 247         });
 248
 249         mCurrentPage = 0;
 250         if (savedInstanceState != null) {
 251             int currentPage = savedInstanceState.getInt(STATE_CURRENT_PAGE, -1);
 252             if (currentPage != -1) {
 253                 mCurrentPage = currentPage;
 254             }
 255             mAccountFilter = savedInstanceState.getString(STATE_ACC_FILTER, null);
 256         }
 257
 258         Data.lastUpdateDate.addObserver((o, arg) -> {
 259             Log.d("main", "lastUpdateDate changed");
 260             runOnUiThread(this::updateLastUpdateDisplay);
 261         });
 262
 263         updateLastUpdateDisplay();
 264
 265         findViewById(R.id.btn_no_profiles_add)
 266                 .setOnClickListener(v -> startEditProfileActivity(null));
 267
 268         findViewById(R.id.btn_add_transaction).setOnClickListener(this::fabNewTransactionClicked);
 269
 270         findViewById(R.id.nav_new_profile_button)
 271                 .setOnClickListener(v -> startEditProfileActivity(null));
 272
 273         RecyclerView root = findViewById(R.id.nav_profile_list);
 274         if (root == null)
 275             throw new RuntimeException("Can't get hold on the transaction value view");
 276
 277         mProfileListAdapter = new ProfilesRecyclerViewAdapter();
 278         root.setAdapter(mProfileListAdapter);
 279
 280         mProfileListAdapter.addEditingProfilesObserver(new Observer() {
 281             @Override
 282             public void update(Observable o, Object arg) {
 283                 if (mProfileListAdapter.isEditingProfiles()) {
 284                     profileListHeadArrow.clearAnimation();
 285                     profileListHeadArrow.setVisibility(View.GONE);
 286                     profileListHeadMore.setVisibility(View.GONE);
 287                     profileListHeadCancel.setVisibility(View.VISIBLE);
 288                 }
 289                 else {
 290                     profileListHeadArrow.setRotation(180f);
 291                     profileListHeadArrow.setVisibility(View.VISIBLE);
 292                     profileListHeadCancel.setVisibility(View.GONE);
 293                     profileListHeadMore.setVisibility(View.GONE);
 294                     profileListHeadMore
 295                             .setVisibility(profileListExpanded ? View.VISIBLE : View.GONE);
 296                 }
 297             }
 298         });
 299
 300         LinearLayoutManager llm = new LinearLayoutManager(this);
 301
 302         llm.setOrientation(RecyclerView.VERTICAL);
 303         root.setLayoutManager(llm);
 304
 305         profileListHeadMore.setOnClickListener((v) -> mProfileListAdapter.flipEditingProfiles());
 306         profileListHeadCancel.setOnClickListener((v) -> mProfileListAdapter.flipEditingProfiles());
 307         profileListHeadMoreAndCancel
 308                 .setOnClickListener((v) -> mProfileListAdapter.flipEditingProfiles());
 309
 310         drawer.addDrawerListener(new DrawerLayout.SimpleDrawerListener() {
 311             @Override
 312             public void onDrawerClosed(View drawerView) {
 313                 super.onDrawerClosed(drawerView);
 314                 collapseProfileList();
 315             }
 316         });
 317     }
 318     private void updateLastUpdateDisplay() {
 319         LinearLayout l = findViewById(R.id.transactions_last_update_layout);
 320         TextView v = findViewById(R.id.transactions_last_update);
 321         Date date = Data.lastUpdateDate.get();
 322         if (date == null) {
 323             l.setVisibility(View.INVISIBLE);
 324             Log.d("main", "no last update date :(");
 325         }
 326         else {
 327             final String text = DateFormat.getDateTimeInstance().format(date);
 328             v.setText(text);
 329             l.setVisibility(View.VISIBLE);
 330             Log.d("main", String.format("Date formatted: %s", text));
 331         }
 332     }
 333     private void profileThemeChanged() {
 334         setupProfileColors();
 335
 336         Bundle bundle = new Bundle();
 337         onSaveInstanceState(bundle);
 338         // restart activity to reflect theme change
 339         finish();
 340         Intent intent = new Intent(this, this.getClass());
 341         intent.putExtra(BUNDLE_SAVED_STATE, bundle);
 342         startActivity(intent);
 343     }
 344     public void startEditProfileActivity(MobileLedgerProfile profile) {
 345         Intent intent = new Intent(this, ProfileDetailActivity.class);
 346         Bundle args = new Bundle();
 347         if (profile != null) {
 348             int index = Data.getProfileIndex(profile);
 349             if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 350         }
 351         intent.putExtras(args);
 352         startActivity(intent, args);
 353     }
 354     private void setupProfile() {
 355         String profileUUID = MLDB.getOption(MLDB.OPT_PROFILE_UUID, null);
 356         MobileLedgerProfile profile;
 357
 358         profile = MobileLedgerProfile.loadAllFromDB(profileUUID);
 359
 360         if (Data.profiles.isEmpty()) {
 361             findViewById(R.id.no_profiles_layout).setVisibility(View.VISIBLE);
 362             findViewById(R.id.pager_layout).setVisibility(View.GONE);
 363             return;
 364         }
 365
 366         findViewById(R.id.pager_layout).setVisibility(View.VISIBLE);
 367         findViewById(R.id.no_profiles_layout).setVisibility(View.GONE);
 368
 369         if (profile == null) profile = Data.profiles.get(0);
 370
 371         if (profile == null) throw new AssertionError("profile must have a value");
 372
 373         Data.setCurrentProfile(profile);
 374     }
 375     public void fabNewTransactionClicked(View view) {
 376         Intent intent = new Intent(this, NewTransactionActivity.class);
 377         startActivity(intent);
 378         overridePendingTransition(R.anim.slide_in_right, R.anim.dummy);
 379     }
 380     public void navSettingsClicked(View view) {
 381         Intent intent = new Intent(this, SettingsActivity.class);
 382         startActivity(intent);
 383         drawer.closeDrawers();
 384     }
 385     public void markDrawerItemCurrent(int id) {
 386         TextView item = drawer.findViewById(id);
 387         item.setBackgroundColor(Colors.tableRowDarkBG);
 388
 389         LinearLayout actions = drawer.findViewById(R.id.nav_actions);
 390         for (int i = 0; i < actions.getChildCount(); i++) {
 391             View view = actions.getChildAt(i);
 392             if (view.getId() != id) {
 393                 view.setBackgroundColor(Color.TRANSPARENT);
 394             }
 395         }
 396     }
 397     public void onAccountSummaryClicked(View view) {
 398         drawer.closeDrawers();
 399
 400         showAccountSummaryFragment();
 401     }
 402     private void showAccountSummaryFragment() {
 403         mViewPager.setCurrentItem(0, true);
 404         TransactionListFragment.accountFilter.set(null);
 405 //        FragmentTransaction ft = fragmentManager.beginTransaction();
 406 //        accountSummaryFragment = new AccountSummaryFragment();
 407 //        ft.replace(R.id.root_frame, accountSummaryFragment);
 408 //        ft.commit();
 409 //        currentFragment = accountSummaryFragment;
 410     }
 411     public void onLatestTransactionsClicked(View view) {
 412         drawer.closeDrawers();
 413
 414         showTransactionsFragment((String) null);
 415     }
 416     private void resetFragmentBackStack() {
 417 //        fragmentManager.popBackStack(0, FragmentManager.POP_BACK_STACK_INCLUSIVE);
 418     }
 419     private void showTransactionsFragment(String accName) {
 420         TransactionListFragment.accountFilter.set(accName);
 421         TransactionListFragment.accountFilter.notifyObservers();
 422         mViewPager.setCurrentItem(1, true);
 423     }
 424     private void showTransactionsFragment(LedgerAccount account) {
 425         showTransactionsFragment((account == null) ? (String) null : account.getName());
 426 //        FragmentTransaction ft = fragmentManager.beginTransaction();
 427 //        if (transactionListFragment == null) {
 428 //            Log.d("flow", "MainActivity creating TransactionListFragment");
 429 //            transactionListFragment = new TransactionListFragment();
 430 //        }
 431 //        Bundle bundle = new Bundle();
 432 //        if (account != null) {
 433 //            bundle.putString(TransactionListFragment.BUNDLE_KEY_FILTER_ACCOUNT_NAME,
 434 //                    account.getName());
 435 //        }
 436 //        transactionListFragment.setArguments(bundle);
 437 //        ft.replace(R.id.root_frame, transactionListFragment);
 438 //        if (account != null)
 439 //            ft.addToBackStack(getResources().getString(R.string.title_activity_transaction_list));
 440 //        ft.commit();
 441 //
 442 //        currentFragment = transactionListFragment;
 443     }
 444     public void showAccountTransactions(LedgerAccount account) {
 445         mBackMeansToAccountList = true;
 446         showTransactionsFragment(account);
 447     }
 448     @Override
 449     public void onBackPressed() {
 450         DrawerLayout drawer = findViewById(R.id.drawer_layout);
 451         if (drawer.isDrawerOpen(GravityCompat.START)) {
 452             drawer.closeDrawer(GravityCompat.START);
 453         }
 454         else {
 455             if (mBackMeansToAccountList && (mViewPager.getCurrentItem() == 1)) {
 456                 TransactionListFragment.accountFilter.set(null);
 457                 showAccountSummaryFragment();
 458                 mBackMeansToAccountList = false;
 459             }
 460             else {
 461                 Log.d("fragments", String.format("manager stack: %d",
 462                         fragmentManager.getBackStackEntryCount()));
 463
 464                 super.onBackPressed();
 465             }
 466         }
 467     }
 468     public void updateLastUpdateTextFromDB() {
 469         {
 470             final MobileLedgerProfile profile = Data.profile.get();
 471             long last_update =
 472                     (profile != null) ? profile.getLongOption(MLDB.OPT_LAST_SCRAPE, 0L) : 0;
 473
 474             Log.d("transactions", String.format("Last update = %d", last_update));
 475             if (last_update == 0) {
 476                 Data.lastUpdateDate.set(null);
 477             }
 478             else {
 479                 Data.lastUpdateDate.set(new Date(last_update));
 480             }
 481         }
 482     }
 483     public void scheduleTransactionListRetrieval() {
 484         if (Data.profile.get() == null) return;
 485
 486         retrieveTransactionsTask = new RetrieveTransactionsTask(new WeakReference<>(this));
 487
 488         retrieveTransactionsTask.execute();
 489     }
 490     public void onStopTransactionRefreshClick(View view) {
 491         Log.d("interactive", "Cancelling transactions refresh");
 492         if (retrieveTransactionsTask != null) retrieveTransactionsTask.cancel(false);
 493         bTransactionListCancelDownload.setEnabled(false);
 494     }
 495     public void onRetrieveDone(String error) {
 496         progressLayout.setVisibility(View.GONE);
 497
 498         if (error == null) {
 499             updateLastUpdateTextFromDB();
 500
 501             new RefreshDescriptionsTask().executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
 502             TransactionListViewModel.scheduleTransactionListReload();
 503         }
 504         else Toast.makeText(this, error, Toast.LENGTH_LONG).show();
 505     }
 506     public void onRetrieveStart() {
 507         bTransactionListCancelDownload.setEnabled(true);
 508         progressBar.setIndeterminateTintList(ColorStateList.valueOf(Colors.primary));
 509         progressBar.setProgressTintList(ColorStateList.valueOf(Colors.primary));
 510         progressBar.setIndeterminate(true);
 511         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) progressBar.setProgress(0, false);
 512         else progressBar.setProgress(0);
 513         progressLayout.setVisibility(View.VISIBLE);
 514     }
 515     public void onRetrieveProgress(RetrieveTransactionsTask.Progress progress) {
 516         if ((progress.getTotal() == RetrieveTransactionsTask.Progress.INDETERMINATE) ||
 517             (progress.getTotal() == 0))
 518         {
 519             progressBar.setIndeterminate(true);
 520         }
 521         else {
 522             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
 523                 progressBar.setMin(0);
 524             }
 525             progressBar.setMax(progress.getTotal());
 526             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 527                 progressBar.setProgress(progress.getProgress(), true);
 528             }
 529             else progressBar.setProgress(progress.getProgress());
 530             progressBar.setIndeterminate(false);
 531         }
 532     }
 533     public void fabShouldShow() {
 534         MobileLedgerProfile profile = Data.profile.get();
 535         if ((profile != null) && profile.isPostingPermitted()) fab.show();
 536     }
 537     public void navProfilesHeadClicked(View view) {
 538         if (profileListExpanded) {
 539             collapseProfileList();
 540         }
 541         else {
 542             expandProfileList();
 543         }
 544     }
 545     private void expandProfileList() {
 546         profileListExpanded = true;
 547
 548
 549         profileListContainer.setVisibility(View.VISIBLE);
 550         profileListContainer.startAnimation(AnimationUtils.loadAnimation(this, R.anim.slide_down));
 551         profileListHeadArrow.startAnimation(AnimationUtils.loadAnimation(this, R.anim.rotate_180));
 552         profileListHeadMore.setVisibility(View.VISIBLE);
 553         profileListHeadMore.startAnimation(AnimationUtils.loadAnimation(this, R.anim.fade_in));
 554         findViewById(R.id.nav_profile_list).setMinimumHeight(
 555                 (int) (getResources().getDimension(R.dimen.thumb_row_height) *
 556                        Data.profiles.size()));
 557     }
 558     private void collapseProfileList() {
 559         profileListExpanded = false;
 560
 561         final Animation animation = AnimationUtils.loadAnimation(this, R.anim.slide_up);
 562         animation.setAnimationListener(new Animation.AnimationListener() {
 563             @Override
 564             public void onAnimationStart(Animation animation) {
 565
 566             }
 567             @Override
 568             public void onAnimationEnd(Animation animation) {
 569                 profileListContainer.setVisibility(View.GONE);
 570             }
 571             @Override
 572             public void onAnimationRepeat(Animation animation) {
 573
 574             }
 575         });
 576         mProfileListAdapter.stopEditingProfiles();
 577
 578         profileListContainer.startAnimation(animation);
 579         profileListHeadArrow.setRotation(0f);
 580         profileListHeadArrow
 581                 .startAnimation(AnimationUtils.loadAnimation(this, R.anim.rotate_180_back));
 582         profileListHeadMore.setVisibility(View.GONE);
 583     }
 584     public void onProfileRowClicked(View v) {
 585         Data.setCurrentProfile((MobileLedgerProfile) v.getTag());
 586     }
 587     public void enableProfileModifications() {
 588         profileModificationEnabled = true;
 589         ViewGroup profileList = findViewById(R.id.nav_profile_list);
 590         for (int i = 0; i < profileList.getChildCount(); i++) {
 591             View aRow = profileList.getChildAt(i);
 592             aRow.findViewById(R.id.profile_list_edit_button).setVisibility(View.VISIBLE);
 593             aRow.findViewById(R.id.profile_list_rearrange_handle).setVisibility(View.VISIBLE);
 594         }
 595         // FIXME enable rearranging
 596
 597     }
 598     public void disableProfileModifications() {
 599         profileModificationEnabled = false;
 600         ViewGroup profileList = findViewById(R.id.nav_profile_list);
 601         for (int i = 0; i < profileList.getChildCount(); i++) {
 602             View aRow = profileList.getChildAt(i);
 603             aRow.findViewById(R.id.profile_list_edit_button).setVisibility(View.GONE);
 604             aRow.findViewById(R.id.profile_list_rearrange_handle).setVisibility(View.INVISIBLE);
 605         }
 606         // FIXME disable rearranging
 607
 608     }
 609     public void onAccountSummaryRowViewClicked(View view) {
 610         ViewGroup row = (ViewGroup) view.getParent();
 611         LedgerAccount acc = (LedgerAccount) row.getTag();
 612         switch (view.getId()) {
 613             case R.id.account_row_acc_name:
 614             case R.id.account_expander_container:
 615                 Log.d("accounts", "Account expander clicked");
 616                 if (!acc.hasSubAccounts()) return;
 617
 618                 boolean wasExpanded = acc.isExpanded();
 619
 620                 View arrow = row.findViewById(R.id.account_expander_container);
 621
 622                 arrow.clearAnimation();
 623                 ViewPropertyAnimator animator = arrow.animate();
 624
 625                 acc.toggleExpanded();
 626                 DbOpQueue.add("update accounts set expanded=? where name=? and profile=?",
 627                         new Object[]{acc.isExpanded(), acc.getName(), Data.profile.get().getUuid()
 628                         });
 629
 630                 if (wasExpanded) {
 631                     Log.d("accounts", String.format("Collapsing account '%s'", acc.getName()));
 632                     arrow.setRotation(0);
 633                     animator.rotationBy(180);
 634
 635                     // removing all child accounts from the view
 636                     int start = -1, count = 0;
 637                     try (LockHolder lh = Data.accounts.lockForWriting()) {
 638                         for (int i = 0; i < Data.accounts.size(); i++) {
 639                             if (acc.isParentOf(Data.accounts.get(i))) {
 640 //                                Log.d("accounts", String.format("Found a child '%s' at position %d",
 641 //                                        Data.accounts.get(i).getName(), i));
 642                                 if (start == -1) {
 643                                     start = i;
 644                                 }
 645                                 count++;
 646                             }
 647                             else {
 648                                 if (start != -1) {
 649 //                                    Log.d("accounts",
 650 //                                            String.format("Found a non-child '%s' at position %d",
 651 //                                                    Data.accounts.get(i).getName(), i));
 652                                     break;
 653                                 }
 654                             }
 655                         }
 656
 657                         if (start != -1) {
 658                             for (int j = 0; j < count; j++) {
 659 //                                Log.d("accounts", String.format("Removing item %d: %s", start + j,
 660 //                                        Data.accounts.get(start).getName()));
 661                                 Data.accounts.removeQuietly(start);
 662                             }
 663
 664                             mAccountSummaryFragment.modelAdapter
 665                                     .notifyItemRangeRemoved(start, count);
 666                         }
 667                     }
 668                 }
 669                 else {
 670                     Log.d("accounts", String.format("Expanding account '%s'", acc.getName()));
 671                     arrow.setRotation(180);
 672                     animator.rotationBy(-180);
 673                     List<LedgerAccount> children =
 674                             Data.profile.get().loadVisibleChildAccountsOf(acc);
 675                     try (LockHolder lh = Data.accounts.lockForWriting()) {
 676                         int parentPos = Data.accounts.indexOf(acc);
 677                         if (parentPos != -1) {
 678                             // may have disappeared in a concurrent refresh operation
 679                             Data.accounts.addAllQuietly(parentPos + 1, children);
 680                             mAccountSummaryFragment.modelAdapter
 681                                     .notifyItemRangeInserted(parentPos + 1, children.size());
 682                         }
 683                     }
 684                 }
 685                 break;
 686             case R.id.account_row_acc_amounts:
 687                 if (acc.getAmountCount() > AccountSummaryAdapter.AMOUNT_LIMIT) {
 688                     acc.toggleAmountsExpanded();
 689                     DbOpQueue
 690                             .add("update accounts set amounts_expanded=? where name=? and profile=?",
 691                                     new Object[]{acc.amountsExpanded(), acc.getName(),
 692                                                  Data.profile.get().getUuid()
 693                                     });
 694                     Data.accounts.triggerItemChangedNotification(acc);
 695                 }
 696                 break;
 697         }
 698     }
 699
 700     public class SectionsPagerAdapter extends FragmentPagerAdapter {
 701
 702         public SectionsPagerAdapter(FragmentManager fm) {
 703             super(fm);
 704         }
 705
 706         @Override
 707         public Fragment getItem(int position) {
 708             Log.d("main", String.format("Switching to fragment %d", position));
 709             switch (position) {
 710                 case 0:
 711 //                    Log.d("flow", "Creating account summary fragment");
 712                     return mAccountSummaryFragment = new AccountSummaryFragment();
 713                 case 1:
 714                     return new TransactionListFragment();
 715                 default:
 716                     throw new IllegalStateException(
 717                             String.format("Unexpected fragment index: " + "%d", position));
 718             }
 719         }
 720
 721         @Override
 722         public int getCount() {
 723             return 2;
 724         }
 725     }
 726 }