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

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of Mobile-Ledger.
   4  * Mobile-Ledger 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  * Mobile-Ledger 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 Mobile-Ledger. 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.os.Build;
  23 import android.os.Bundle;
  24 import android.preference.PreferenceManager;
  25 import android.support.annotation.ColorInt;
  26 import android.support.v4.app.FragmentManager;
  27 import android.support.v4.app.FragmentTransaction;
  28 import android.support.v4.view.GravityCompat;
  29 import android.support.v4.widget.DrawerLayout;
  30 import android.support.v7.app.ActionBarDrawerToggle;
  31 import android.support.v7.app.AppCompatActivity;
  32 import android.support.v7.widget.Toolbar;
  33 import android.util.Log;
  34 import android.view.ContextMenu;
  35 import android.view.MenuItem;
  36 import android.view.View;
  37 import android.widget.LinearLayout;
  38 import android.widget.ProgressBar;
  39 import android.widget.TextView;
  40
  41 import net.ktnx.mobileledger.R;
  42 import net.ktnx.mobileledger.async.RetrieveTransactionsTask;
  43 import net.ktnx.mobileledger.model.Data;
  44 import net.ktnx.mobileledger.model.LedgerAccount;
  45 import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
  46 import net.ktnx.mobileledger.ui.account_summary.AccountSummaryFragment;
  47 import net.ktnx.mobileledger.ui.transaction_list.TransactionListFragment;
  48 import net.ktnx.mobileledger.utils.MLDB;
  49
  50 import java.lang.ref.WeakReference;
  51 import java.time.ZoneId;
  52 import java.time.format.DateTimeFormatter;
  53 import java.util.Date;
  54 import java.util.Observable;
  55 import java.util.Observer;
  56
  57 public class MainActivity extends AppCompatActivity {
  58     DrawerLayout drawer;
  59     private AccountSummaryFragment accountSummaryFragment;
  60     private TransactionListFragment transactionListFragment;
  61     public MobileLedgerListFragment currentFragment = null;
  62     private FragmentManager fragmentManager;
  63     private TextView tvLastUpdate;
  64     private RetrieveTransactionsTask retrieveTransactionsTask;
  65     private View bTransactionListCancelDownload;
  66     private ProgressBar progressBar;
  67     private LinearLayout progressLayout;
  68
  69     @Override
  70     protected void onCreate(Bundle savedInstanceState) {
  71         super.onCreate(savedInstanceState);
  72         setContentView(R.layout.activity_main);
  73         Toolbar toolbar = findViewById(R.id.toolbar);
  74         setSupportActionBar(toolbar);
  75
  76         drawer = findViewById(R.id.drawer_layout);
  77         ActionBarDrawerToggle toggle =
  78                 new ActionBarDrawerToggle(this, drawer, toolbar, R.string.navigation_drawer_open,
  79                         R.string.navigation_drawer_close);
  80         drawer.addDrawerListener(toggle);
  81         toggle.syncState();
  82
  83         android.widget.TextView ver = drawer.findViewById(R.id.drawer_version_text);
  84
  85         try {
  86             PackageInfo pi =
  87                     getApplicationContext().getPackageManager().getPackageInfo(getPackageName(), 0);
  88             ver.setText(pi.versionName);
  89         }
  90         catch (Exception e) {
  91             e.printStackTrace();
  92         }
  93
  94         tvLastUpdate = findViewById(R.id.transactions_last_update);
  95
  96         bTransactionListCancelDownload =
  97                 findViewById(R.id.transaction_list_cancel_download);
  98         progressBar = findViewById(R.id.transaction_list_progress_bar);
  99         if (progressBar == null)
 100             throw new RuntimeException("Can't get hold on the transaction value progress bar");
 101         progressLayout = findViewById(R.id.transaction_progress_layout);
 102         if (progressLayout == null) throw new RuntimeException(
 103                 "Can't get hold on the transaction value progress bar layout");
 104
 105         fragmentManager = getSupportFragmentManager();
 106
 107         onAccountSummaryClicked(null);
 108
 109         Data.lastUpdateDate.addObserver(new Observer() {
 110             @Override
 111             public void update(Observable o, Object arg) {
 112                 Log.d("main", "lastUpdateDate changed");
 113                 runOnUiThread(new Runnable() {
 114                     @Override
 115                     public void run() {
 116                         Date date = Data.lastUpdateDate.get();
 117                         if (date == null) {
 118                             tvLastUpdate.setText(R.string.transaction_last_update_never);
 119                         }
 120                         else {
 121                             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
 122                                 tvLastUpdate.setText(date.toInstant().atZone(ZoneId.systemDefault())
 123                                         .format(DateTimeFormatter.ISO_LOCAL_DATE_TIME));
 124                             }
 125                             else {
 126                                 tvLastUpdate.setText(date.toLocaleString());
 127                             }
 128                         }
 129                     }
 130                 });
 131             }
 132         });
 133
 134         updateLastUpdateTextFromDB();
 135         Date lastUpdate = Data.lastUpdateDate.get();
 136
 137         long now = new Date().getTime();
 138         if ((lastUpdate == null) || (now > (lastUpdate.getTime() + (24 * 3600 * 1000)))) {
 139             if (lastUpdate == null) Log.d("db", "WEB data never fetched. scheduling a fetch");
 140             else Log.d("db",
 141                     String.format("WEB data last fetched at %1.3f and now is %1.3f. re-fetching",
 142                             lastUpdate.getTime() / 1000f, now / 1000f));
 143
 144             scheduleTransactionListRetrieval();
 145         }
 146     }
 147     public void fab_new_transaction_clicked(View view) {
 148         Intent intent = new Intent(this, NewTransactionActivity.class);
 149         startActivity(intent);
 150         overridePendingTransition(R.anim.slide_in_right, R.anim.dummy);
 151     }
 152
 153     public void nav_exit_clicked(View view) {
 154         Log.w("app", "exiting");
 155         finish();
 156     }
 157
 158     public void nav_settings_clicked(View view) {
 159         Intent intent = new Intent(this, SettingsActivity.class);
 160         startActivity(intent);
 161     }
 162     public void markDrawerItemCurrent(int id) {
 163         TextView item = drawer.findViewById(id);
 164         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 165             item.setBackgroundColor(getResources().getColor(R.color.table_row_even_bg, getTheme()));
 166         }
 167         else {
 168             item.setBackgroundColor(getResources().getColor(R.color.table_row_even_bg));
 169         }
 170
 171         setTitle(item.getText());
 172
 173         @ColorInt int transparent = getResources().getColor(android.R.color.transparent);
 174
 175         LinearLayout actions = drawer.findViewById(R.id.nav_actions);
 176         for (int i = 0; i < actions.getChildCount(); i++) {
 177             View view = actions.getChildAt(i);
 178             if (view.getId() != id) {
 179                 view.setBackgroundColor(transparent);
 180             }
 181         }
 182     }
 183     public void onOptionsMenuClicked(MenuItem menuItem) {
 184         ContextMenu.ContextMenuInfo info = menuItem.getMenuInfo();
 185         switch (menuItem.getItemId()) {
 186             case R.id.menu_acc_summary_cancel_selection:
 187                 if (accountSummaryFragment != null)
 188                     accountSummaryFragment.onCancelAccSelection(menuItem);
 189                 break;
 190             case R.id.menu_acc_summary_confirm_selection:
 191                 if (accountSummaryFragment != null)
 192                     accountSummaryFragment.onConfirmAccSelection(menuItem);
 193                 break;
 194             case R.id.menu_acc_summary_only_starred:
 195                 if (accountSummaryFragment != null)
 196                     accountSummaryFragment.onShowOnlyStarredClicked(menuItem);
 197                 break;
 198             case R.id.menu_transaction_list_filter:
 199                 if (transactionListFragment != null)
 200                     transactionListFragment.onShowFilterClick(menuItem);
 201                 break;
 202             default:
 203                 Log.e("menu", String.format("Menu item %d not handled", menuItem.getItemId()));
 204         }
 205     }
 206     public void onViewClicked(View view) {
 207         switch (view.getId()) {
 208             case R.id.clearAccountNameFilter:
 209                 if (transactionListFragment != null)
 210                     transactionListFragment.onClearAccountNameClick(view);
 211                 break;
 212             default:
 213                 Log.e("click", String.format("View %d click not handled", view.getId()));
 214         }
 215     }
 216     public void onAccountSummaryClicked(View view) {
 217         drawer.closeDrawers();
 218
 219         resetFragmentBackStack();
 220
 221         showAccountSummaryFragment();
 222     }
 223     private void showAccountSummaryFragment() {
 224         FragmentTransaction ft = fragmentManager.beginTransaction();
 225         accountSummaryFragment = new AccountSummaryFragment();
 226         ft.replace(R.id.root_frame, accountSummaryFragment);
 227         ft.commit();
 228         currentFragment = accountSummaryFragment;
 229     }
 230     public void onLatestTransactionsClicked(View view) {
 231         drawer.closeDrawers();
 232
 233         resetFragmentBackStack();
 234
 235         showTransactionsFragment(null);
 236     }
 237     private void resetFragmentBackStack() {
 238 //        fragmentManager.popBackStack(0, FragmentManager.POP_BACK_STACK_INCLUSIVE);
 239     }
 240     private void showTransactionsFragment(LedgerAccount account) {
 241         FragmentTransaction ft = fragmentManager.beginTransaction();
 242         if (transactionListFragment == null) {
 243             Log.d("flow", "MainActivity creating TransactionListFragment");
 244             transactionListFragment = new TransactionListFragment();
 245         }
 246         Bundle bundle = new Bundle();
 247         if (account != null) {
 248             bundle.putString(TransactionListFragment.BUNDLE_KEY_FILTER_ACCOUNT_NAME,
 249                     account.getName());
 250         }
 251         transactionListFragment.setArguments(bundle);
 252         ft.replace(R.id.root_frame, transactionListFragment);
 253         if (account != null)
 254             ft.addToBackStack(getResources().getString(R.string.title_activity_transaction_list));
 255         ft.commit();
 256
 257         currentFragment = transactionListFragment;
 258     }
 259     public void showAccountTransactions(LedgerAccount account) {
 260         showTransactionsFragment(account);
 261     }
 262     @Override
 263     public void onBackPressed() {
 264         DrawerLayout drawer = findViewById(R.id.drawer_layout);
 265         if (drawer.isDrawerOpen(GravityCompat.START)) {
 266             drawer.closeDrawer(GravityCompat.START);
 267         }
 268         else {
 269             Log.d("fragments",
 270                     String.format("manager stack: %d", fragmentManager.getBackStackEntryCount()));
 271
 272             super.onBackPressed();
 273         }
 274     }
 275     public void updateLastUpdateTextFromDB() {
 276         {
 277             long last_update = MLDB.get_option_value(MLDB.OPT_TRANSACTION_LIST_STAMP, 0L);
 278
 279             Log.d("transactions", String.format("Last update = %d", last_update));
 280             if (last_update == 0) {
 281                 Data.lastUpdateDate.set(null);
 282             }
 283             else {
 284                 Data.lastUpdateDate.set(new Date(last_update));
 285             }
 286         }
 287     }
 288     public void scheduleTransactionListRetrieval() {
 289         retrieveTransactionsTask = new RetrieveTransactionsTask(new WeakReference<>(this));
 290
 291         RetrieveTransactionsTask.Params params = new RetrieveTransactionsTask.Params(
 292                 PreferenceManager.getDefaultSharedPreferences(this));
 293
 294         retrieveTransactionsTask.execute(params);
 295         bTransactionListCancelDownload.setEnabled(true);
 296     }
 297     public void onStopTransactionRefreshClick(View view) {
 298         Log.d("interactive", "Cancelling transactions refresh");
 299         if (retrieveTransactionsTask != null) retrieveTransactionsTask.cancel(false);
 300         bTransactionListCancelDownload.setEnabled(false);
 301     }
 302     public void onRetrieveDone(boolean success) {
 303         progressLayout.setVisibility(View.GONE);
 304         updateLastUpdateTextFromDB();
 305     }
 306     public void onRetrieveStart() {
 307         progressBar.setIndeterminate(true);
 308         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) progressBar.setProgress(0, false);
 309         else progressBar.setProgress(0);
 310         progressLayout.setVisibility(View.VISIBLE);
 311     }
 312     public void onRetrieveProgress(RetrieveTransactionsTask.Progress progress) {
 313         if ((progress.getTotal() == RetrieveTransactionsTask.Progress.INDETERMINATE) ||
 314             (progress.getTotal() == 0))
 315         {
 316             progressBar.setIndeterminate(true);
 317         }
 318         else {
 319             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
 320                 progressBar.setMin(0);
 321             }
 322             progressBar.setMax(progress.getTotal());
 323             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 324                 progressBar.setProgress(progress.getProgress(), true);
 325             }
 326             else progressBar.setProgress(progress.getProgress());
 327             progressBar.setIndeterminate(false);
 328         }
 329     }
 330
 331 }