app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryFragment.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.account_summary;
  19
  20 import android.arch.lifecycle.ViewModelProviders;
  21 import android.content.Context;
  22 import android.content.SharedPreferences;
  23 import android.os.Bundle;
  24 import android.preference.PreferenceManager;
  25 import android.support.annotation.NonNull;
  26 import android.support.annotation.Nullable;
  27 import android.support.design.widget.FloatingActionButton;
  28 import android.support.v7.widget.LinearLayoutManager;
  29 import android.support.v7.widget.RecyclerView;
  30 import android.util.Log;
  31 import android.view.LayoutInflater;
  32 import android.view.Menu;
  33 import android.view.MenuInflater;
  34 import android.view.MenuItem;
  35 import android.view.View;
  36 import android.view.ViewGroup;
  37
  38 import net.ktnx.mobileledger.R;
  39 import net.ktnx.mobileledger.async.RetrieveAccountsTask;
  40 import net.ktnx.mobileledger.model.LedgerAccount;
  41 import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
  42 import net.ktnx.mobileledger.ui.RecyclerItemListener;
  43 import net.ktnx.mobileledger.ui.activity.MainActivity;
  44 import net.ktnx.mobileledger.utils.MLDB;
  45
  46 import java.lang.ref.WeakReference;
  47 import java.util.Date;
  48 import java.util.List;
  49
  50 import static net.ktnx.mobileledger.ui.activity.SettingsActivity.PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS;
  51
  52 public class AccountSummaryFragment extends MobileLedgerListFragment {
  53
  54     private static long account_list_last_updated;
  55     private static boolean account_list_needs_update = true;
  56     MenuItem mShowHiddenAccounts;
  57     SharedPreferences.OnSharedPreferenceChangeListener sBindPreferenceSummaryToValueListener;
  58     private AccountSummaryViewModel model;
  59     private AccountSummaryAdapter modelAdapter;
  60     private Menu optMenu;
  61     private FloatingActionButton fab;
  62     @Override
  63     public void onCreate(@Nullable Bundle savedInstanceState) {
  64         super.onCreate(savedInstanceState);
  65         setHasOptionsMenu(true);
  66     }
  67     public void onAttach(Context context) {
  68         super.onAttach(context);
  69         mActivity = (MainActivity) context;
  70     }
  71     @Override
  72     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
  73                              @Nullable Bundle savedInstanceState) {
  74         return inflater.inflate(R.layout.account_summary_fragment, container, false);
  75     }
  76
  77     @Override
  78     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
  79         super.onActivityCreated(savedInstanceState);
  80
  81         mActivity.markDrawerItemCurrent(R.id.nav_account_summary);
  82
  83         model = ViewModelProviders.of(this).get(AccountSummaryViewModel.class);
  84         List<LedgerAccount> accounts = model.getAccounts(this.getContext());
  85         modelAdapter = new AccountSummaryAdapter(accounts);
  86
  87         RecyclerView root = mActivity.findViewById(R.id.account_root);
  88         root.setAdapter(modelAdapter);
  89
  90         LinearLayoutManager llm = new LinearLayoutManager(mActivity);
  91         llm.setOrientation(LinearLayoutManager.VERTICAL);
  92         root.setLayoutManager(llm);
  93
  94         fab = mActivity.findViewById(R.id.btn_add_transaction);
  95
  96         root.addOnItemTouchListener(new RecyclerItemListener(mActivity, root,
  97                 new RecyclerItemListener.RecyclerTouchListener() {
  98                     @Override
  99                     public void onClickItem(View v, int position) {
 100                         Log.d("value", String.format("item %d clicked", position));
 101                         if (modelAdapter.isSelectionActive()) {
 102                             modelAdapter.selectItem(position);
 103                         }
 104                         else {
 105                             List<LedgerAccount> accounts = model.getAccounts(mActivity);
 106                             if (accounts != null) {
 107                                 LedgerAccount account = accounts.get(position);
 108
 109                                 mActivity.showAccountTransactions(account);
 110                             }
 111                         }
 112                     }
 113
 114                     @Override
 115                     public void onLongClickItem(View v, int position) {
 116                         Log.d("value", String.format("item %d long-clicked", position));
 117                         modelAdapter.startSelection();
 118                         if (optMenu != null) {
 119                             optMenu.findItem(R.id.menu_acc_summary_cancel_selection)
 120                                     .setVisible(true);
 121                             optMenu.findItem(R.id.menu_acc_summary_confirm_selection)
 122                                     .setVisible(true);
 123                             optMenu.findItem(R.id.menu_acc_summary_only_starred).setVisible(false);
 124                         }
 125                         {
 126                             if (fab != null) fab.hide();
 127                         }
 128                     }
 129                 }));
 130
 131         fab.show();
 132         root.addOnScrollListener(new RecyclerView.OnScrollListener() {
 133             @Override
 134             public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
 135                 if (fab != null) {
 136                     if (dy < 0) fab.show();
 137                     if (dy > 0) fab.hide();
 138                 }
 139             }
 140         });
 141         swiper = mActivity.findViewById(R.id.account_swiper);
 142         swiper.setColorSchemeResources(R.color.colorPrimary, R.color.colorAccent);
 143         swiper.setOnRefreshListener(() -> {
 144             Log.d("ui", "refreshing accounts via swipe");
 145             update_accounts(true);
 146         });
 147         prepare_db();
 148 //        update_account_table();
 149         update_accounts(false);
 150
 151     }
 152     private void prepare_db() {
 153         account_list_last_updated = MLDB.get_option_value(MLDB.OPT_LAST_REFRESH, (long) 0);
 154     }
 155
 156     private void update_accounts(boolean force) {
 157         long now = new Date().getTime();
 158         if ((now > (account_list_last_updated + (24 * 3600 * 1000))) || force) {
 159             Log.d("db",
 160                     "accounts last updated at " + account_list_last_updated + " and now is " + now +
 161                     ". re-fetching");
 162             update_accounts();
 163         }
 164     }
 165
 166     private void update_accounts() {
 167         RetrieveAccountsTask task = new RetrieveAccountsTask(new WeakReference<>(mActivity));
 168
 169         task.setPref(PreferenceManager.getDefaultSharedPreferences(mActivity));
 170         task.execute();
 171
 172     }
 173     private void update_account_table() {
 174         if (this.getContext() == null) return;
 175
 176         model.reloadAccounts(this.getContext());
 177         modelAdapter.notifyDataSetChanged();
 178     }
 179     public void onShowOnlyStarredClicked(MenuItem mi) {
 180         SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(mActivity);
 181         boolean flag = pref.getBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, false);
 182
 183         SharedPreferences.Editor editor = pref.edit();
 184         editor.putBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, !flag);
 185         Log.d("pref", "Setting show only starred accounts pref to " + (flag ? "false" : "true"));
 186         editor.apply();
 187
 188         update_account_table();
 189     }
 190
 191     void stopSelection() {
 192         modelAdapter.stopSelection();
 193         if (optMenu != null) {
 194             optMenu.findItem(R.id.menu_acc_summary_cancel_selection).setVisible(false);
 195             optMenu.findItem(R.id.menu_acc_summary_confirm_selection).setVisible(false);
 196             optMenu.findItem(R.id.menu_acc_summary_only_starred).setVisible(true);
 197         }
 198         {
 199             if (fab != null) fab.show();
 200         }
 201     }
 202     public void onCancelAccSelection(MenuItem item) {
 203         stopSelection();
 204     }
 205     public void onConfirmAccSelection(MenuItem item) {
 206         model.commitSelections(mActivity);
 207         stopSelection();
 208     }
 209     @Override
 210     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
 211         // Inflate the menu; this adds items to the action bar if it is present.
 212         inflater.inflate(R.menu.account_summary, menu);
 213         optMenu = menu;
 214
 215         mShowHiddenAccounts = menu.findItem(R.id.menu_acc_summary_only_starred);
 216         if (mShowHiddenAccounts == null) throw new AssertionError();
 217
 218         sBindPreferenceSummaryToValueListener = (preference, value) -> mShowHiddenAccounts
 219                 .setChecked(preference.getBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, false));
 220         SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(mActivity);
 221         pref.registerOnSharedPreferenceChangeListener(sBindPreferenceSummaryToValueListener);
 222
 223         mShowHiddenAccounts.setChecked(pref.getBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, false));
 224
 225         Log.d("menu", "MainActivity: onCreateOptionsMenu called");
 226     }
 227 }