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     public MobileLedgerListFragment currentFragment = null;
  59     DrawerLayout drawer;
  60     private AccountSummaryFragment accountSummaryFragment;
  61     private TransactionListFragment transactionListFragment;
  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 = findViewById(R.id.transaction_list_cancel_download);
  97         progressBar = findViewById(R.id.transaction_list_progress_bar);
  98         if (progressBar == null)
  99             throw new RuntimeException("Can't get hold on the transaction value progress bar");
 100         progressLayout = findViewById(R.id.transaction_progress_layout);
 101         if (progressLayout == null) throw new RuntimeException(
 102                 "Can't get hold on the transaction value progress bar layout");
 103
 104         fragmentManager = getSupportFragmentManager();
 105
 106         onAccountSummaryClicked(null);
 107
 108         Data.lastUpdateDate.addObserver(new Observer() {
 109             @Override
 110             public void update(Observable o, Object arg) {
 111                 Log.d("main", "lastUpdateDate changed");
 112                 runOnUiThread(new Runnable() {
 113                     @Override
 114                     public void run() {
 115                         Date date = Data.lastUpdateDate.get();
 116                         if (date == null) {
 117                             tvLastUpdate.setText(R.string.transaction_last_update_never);
 118                         }
 119                         else {
 120                             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
 121                                 tvLastUpdate.setText(date.toInstant().atZone(ZoneId.systemDefault())
 122                                         .format(DateTimeFormatter.ISO_LOCAL_DATE_TIME));
 123                             }
 124                             else {
 125                                 tvLastUpdate.setText(date.toLocaleString());
 126                             }
 127                         }
 128                     }
 129                 });
 130             }
 131         });
 132
 133         updateLastUpdateTextFromDB();
 134         Date lastUpdate = Data.lastUpdateDate.get();
 135
 136         long now = new Date().getTime();
 137         if ((lastUpdate == null) || (now > (lastUpdate.getTime() + (24 * 3600 * 1000)))) {
 138             if (lastUpdate == null) Log.d("db", "WEB data never fetched. scheduling a fetch");
 139             else Log.d("db",
 140                     String.format("WEB data last fetched at %1.3f and now is %1.3f. re-fetching",
 141                             lastUpdate.getTime() / 1000f, now / 1000f));
 142
 143             scheduleTransactionListRetrieval();
 144         }
 145     }
 146     public void fab_new_transaction_clicked(View view) {
 147         Intent intent = new Intent(this, NewTransactionActivity.class);
 148         startActivity(intent);
 149         overridePendingTransition(R.anim.slide_in_right, R.anim.dummy);
 150     }
 151
 152     public void nav_exit_clicked(View view) {
 153         Log.w("app", "exiting");
 154         finish();
 155     }
 156
 157     public void nav_settings_clicked(View view) {
 158         Intent intent = new Intent(this, SettingsActivity.class);
 159         startActivity(intent);
 160     }
 161     public void markDrawerItemCurrent(int id) {
 162         TextView item = drawer.findViewById(id);
 163         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 164             item.setBackgroundColor(getResources().getColor(R.color.table_row_even_bg, getTheme()));
 165         }
 166         else {
 167             item.setBackgroundColor(getResources().getColor(R.color.table_row_even_bg));
 168         }
 169
 170         setTitle(item.getText());
 171
 172         @ColorInt int transparent = getResources().getColor(android.R.color.transparent);
 173
 174         LinearLayout actions = drawer.findViewById(R.id.nav_actions);
 175         for (int i = 0; i < actions.getChildCount(); i++) {
 176             View view = actions.getChildAt(i);
 177             if (view.getId() != id) {
 178                 view.setBackgroundColor(transparent);
 179             }
 180         }
 181     }
 182     public void onOptionsMenuClicked(MenuItem menuItem) {
 183         ContextMenu.ContextMenuInfo info = menuItem.getMenuInfo();
 184         switch (menuItem.getItemId()) {
 185             case R.id.menu_acc_summary_cancel_selection:
 186                 if (accountSummaryFragment != null)
 187                     accountSummaryFragment.onCancelAccSelection(menuItem);
 188                 break;
 189             case R.id.menu_acc_summary_confirm_selection:
 190                 if (accountSummaryFragment != null)
 191                     accountSummaryFragment.onConfirmAccSelection(menuItem);
 192                 break;
 193             case R.id.menu_acc_summary_only_starred:
 194                 if (accountSummaryFragment != null)
 195                     accountSummaryFragment.onShowOnlyStarredClicked(menuItem);
 196                 break;
 197             case R.id.menu_transaction_list_filter:
 198                 if (transactionListFragment != null)
 199                     transactionListFragment.onShowFilterClick(menuItem);
 200                 break;
 201             default:
 202                 Log.e("menu", String.format("Menu item %d not handled", menuItem.getItemId()));
 203         }
 204     }
 205     public void onViewClicked(View view) {
 206         switch (view.getId()) {
 207             case R.id.clearAccountNameFilter:
 208                 if (transactionListFragment != null)
 209                     transactionListFragment.onClearAccountNameClick(view);
 210                 break;
 211             default:
 212                 Log.e("click", String.format("View %d click not handled", view.getId()));
 213         }
 214     }
 215     public void onAccountSummaryClicked(View view) {
 216         drawer.closeDrawers();
 217
 218         resetFragmentBackStack();
 219
 220         showAccountSummaryFragment();
 221     }
 222     private void showAccountSummaryFragment() {
 223         FragmentTransaction ft = fragmentManager.beginTransaction();
 224         accountSummaryFragment = new AccountSummaryFragment();
 225         ft.replace(R.id.root_frame, accountSummaryFragment);
 226         ft.commit();
 227         currentFragment = accountSummaryFragment;
 228     }
 229     public void onLatestTransactionsClicked(View view) {
 230         drawer.closeDrawers();
 231
 232         resetFragmentBackStack();
 233
 234         showTransactionsFragment(null);
 235     }
 236     private void resetFragmentBackStack() {
 237 //        fragmentManager.popBackStack(0, FragmentManager.POP_BACK_STACK_INCLUSIVE);
 238     }
 239     private void showTransactionsFragment(LedgerAccount account) {
 240         FragmentTransaction ft = fragmentManager.beginTransaction();
 241         if (transactionListFragment == null) {
 242             Log.d("flow", "MainActivity creating TransactionListFragment");
 243             transactionListFragment = new TransactionListFragment();
 244         }
 245         Bundle bundle = new Bundle();
 246         if (account != null) {
 247             bundle.putString(TransactionListFragment.BUNDLE_KEY_FILTER_ACCOUNT_NAME,
 248                     account.getName());
 249         }
 250         transactionListFragment.setArguments(bundle);
 251         ft.replace(R.id.root_frame, transactionListFragment);
 252         if (account != null)
 253             ft.addToBackStack(getResources().getString(R.string.title_activity_transaction_list));
 254         ft.commit();
 255
 256         currentFragment = transactionListFragment;
 257     }
 258     public void showAccountTransactions(LedgerAccount account) {
 259         showTransactionsFragment(account);
 260     }
 261     @Override
 262     public void onBackPressed() {
 263         DrawerLayout drawer = findViewById(R.id.drawer_layout);
 264         if (drawer.isDrawerOpen(GravityCompat.START)) {
 265             drawer.closeDrawer(GravityCompat.START);
 266         }
 267         else {
 268             Log.d("fragments",
 269                     String.format("manager stack: %d", fragmentManager.getBackStackEntryCount()));
 270
 271             super.onBackPressed();
 272         }
 273     }
 274     public void updateLastUpdateTextFromDB() {
 275         {
 276             long last_update = MLDB.get_option_value(MLDB.OPT_TRANSACTION_LIST_STAMP, 0L);
 277
 278             Log.d("transactions", String.format("Last update = %d", last_update));
 279             if (last_update == 0) {
 280                 Data.lastUpdateDate.set(null);
 281             }
 282             else {
 283                 Data.lastUpdateDate.set(new Date(last_update));
 284             }
 285         }
 286     }
 287     public void scheduleTransactionListRetrieval() {
 288         retrieveTransactionsTask = new RetrieveTransactionsTask(new WeakReference<>(this));
 289
 290         RetrieveTransactionsTask.Params params = new RetrieveTransactionsTask.Params(
 291                 PreferenceManager.getDefaultSharedPreferences(this));
 292
 293         retrieveTransactionsTask.execute(params);
 294         bTransactionListCancelDownload.setEnabled(true);
 295     }
 296     public void onStopTransactionRefreshClick(View view) {
 297         Log.d("interactive", "Cancelling transactions refresh");
 298         if (retrieveTransactionsTask != null) retrieveTransactionsTask.cancel(false);
 299         bTransactionListCancelDownload.setEnabled(false);
 300     }
 301     public void onRetrieveDone(boolean success) {
 302         progressLayout.setVisibility(View.GONE);
 303         updateLastUpdateTextFromDB();
 304     }
 305     public void onRetrieveStart() {
 306         progressBar.setIndeterminate(true);
 307         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) progressBar.setProgress(0, false);
 308         else progressBar.setProgress(0);
 309         progressLayout.setVisibility(View.VISIBLE);
 310     }
 311     public void onRetrieveProgress(RetrieveTransactionsTask.Progress progress) {
 312         if ((progress.getTotal() == RetrieveTransactionsTask.Progress.INDETERMINATE) ||
 313             (progress.getTotal() == 0))
 314         {
 315             progressBar.setIndeterminate(true);
 316         }
 317         else {
 318             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
 319                 progressBar.setMin(0);
 320             }
 321             progressBar.setMax(progress.getTotal());
 322             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 323                 progressBar.setProgress(progress.getProgress(), true);
 324             }
 325             else progressBar.setProgress(progress.getProgress());
 326             progressBar.setIndeterminate(false);
 327         }
 328     }
 329
 330 }