app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryFragment.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.account_summary;
  19
  20 import android.content.Context;
  21 import android.content.SharedPreferences;
  22 import android.os.Bundle;
  23 import android.preference.PreferenceManager;
  24 import android.util.Log;
  25 import android.view.LayoutInflater;
  26 import android.view.Menu;
  27 import android.view.MenuInflater;
  28 import android.view.MenuItem;
  29 import android.view.View;
  30 import android.view.ViewGroup;
  31
  32 import com.google.android.material.floatingactionbutton.FloatingActionButton;
  33
  34 import net.ktnx.mobileledger.R;
  35 import net.ktnx.mobileledger.model.Data;
  36 import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
  37 import net.ktnx.mobileledger.ui.activity.MainActivity;
  38 import net.ktnx.mobileledger.utils.Colors;
  39
  40 import java.util.Observer;
  41
  42 import androidx.annotation.NonNull;
  43 import androidx.annotation.Nullable;
  44 import androidx.recyclerview.widget.DividerItemDecoration;
  45 import androidx.recyclerview.widget.LinearLayoutManager;
  46 import androidx.recyclerview.widget.RecyclerView;
  47
  48 import static net.ktnx.mobileledger.ui.activity.SettingsActivity.PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS;
  49
  50 public class AccountSummaryFragment extends MobileLedgerListFragment {
  51
  52     MenuItem mShowOnlyStarred;
  53     public AccountSummaryAdapter modelAdapter;
  54     private Menu optMenu;
  55     private FloatingActionButton fab;
  56     private Observer backgroundTaskCountObserver;
  57     @Override
  58     public void onDestroy() {
  59         if (backgroundTaskCountObserver != null) {
  60             Log.d("acc", "destroying background task count observer");
  61             Data.backgroundTaskCount.deleteObserver(backgroundTaskCountObserver);
  62         }
  63         super.onDestroy();
  64     }
  65     @Override
  66     public void onCreate(@Nullable Bundle savedInstanceState) {
  67         super.onCreate(savedInstanceState);
  68         setHasOptionsMenu(true);
  69
  70         if (backgroundTaskCountObserver == null) {
  71             Log.d("acc", "creating background task count observer");
  72             Data.backgroundTaskCount.addObserver(backgroundTaskCountObserver = (o, arg) -> {
  73                 if (mActivity == null) return;
  74                 if (swiper == null) return;
  75                 mActivity.runOnUiThread(() -> {
  76                     int cnt = Data.backgroundTaskCount.get();
  77                     Log.d("acc", String.format("background task count changed to %d", cnt));
  78                     swiper.setRefreshing(cnt > 0);
  79                 });
  80             });
  81         }
  82     }
  83     public void onAttach(Context context) {
  84         super.onAttach(context);
  85         mActivity = (MainActivity) context;
  86     }
  87     @Override
  88     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
  89                              @Nullable Bundle savedInstanceState) {
  90         Log.d("flow", "AccountSummaryFragment.onCreateView()");
  91         return inflater.inflate(R.layout.account_summary_fragment, container, false);
  92     }
  93
  94     @Override
  95
  96     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
  97         Log.d("flow", "AccountSummaryFragment.onActivityCreated()");
  98         super.onActivityCreated(savedInstanceState);
  99
 100         modelAdapter = new AccountSummaryAdapter();
 101
 102         mActivity.mAccountSummaryFragment = this;
 103         root = mActivity.findViewById(R.id.account_root);
 104         LinearLayoutManager llm = new LinearLayoutManager(mActivity);
 105         llm.setOrientation(RecyclerView.VERTICAL);
 106         root.setLayoutManager(llm);
 107         root.setAdapter(modelAdapter);
 108         DividerItemDecoration did = new DividerItemDecoration(mActivity, DividerItemDecoration.VERTICAL);
 109         root.addItemDecoration(did);
 110
 111         fab = mActivity.findViewById(R.id.btn_add_transaction);
 112
 113 //        root.addOnItemTouchListener(new RecyclerItemListener(mActivity, root,
 114 //                new RecyclerItemListener.RecyclerTouchListener() {
 115 //                    @Override
 116 //                    public void onClickItem(View v, int position) {
 117 //                        Log.d("value", String.format("item %d clicked", position));
 118 //                        if (modelAdapter.isSelectionActive()) {
 119 //                            modelAdapter.selectItem(position);
 120 //                        }
 121 //                        else {
 122 //                            List<LedgerAccount> accounts = Data.accounts.get();
 123 //                            if (accounts != null) {
 124 //                                LedgerAccount account = accounts.get(position);
 125 //
 126 //                                mActivity.showAccountTransactions(account);
 127 //                            }
 128 //                        }
 129 //                    }
 130 //
 131 //                    @Override
 132 //                    public void onLongClickItem(View v, int position) {
 133 //                        Log.d("value", String.format("item %d long-clicked", position));
 134 //                        modelAdapter.startSelection();
 135 //                        if (optMenu != null) {
 136 //                            optMenu.findItem(R.id.menu_acc_summary_cancel_selection)
 137 //                                    .setVisible(true);
 138 //                            optMenu.findItem(R.id.menu_acc_summary_confirm_selection)
 139 //                                    .setVisible(true);
 140 //                            optMenu.findItem(R.id.menu_acc_summary_only_starred).setVisible(false);
 141 //                        }
 142 //                        {
 143 //                            if (fab != null) fab.hide();
 144 //                        }
 145 //                    }
 146 //                }));
 147
 148         mActivity.fabShouldShow();
 149         root.addOnScrollListener(new RecyclerView.OnScrollListener() {
 150             @Override
 151             public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
 152                 if (fab != null) {
 153                     if (dy < 0) mActivity.fabShouldShow();
 154                     if (dy > 0) fab.hide();
 155                 }
 156             }
 157         });
 158         swiper = mActivity.findViewById(R.id.account_swiper);
 159         Colors.themeWatch.addObserver((o, arg) -> swiper.setColorSchemeColors(Colors.primary));
 160         swiper.setColorSchemeColors(Colors.primary);
 161         swiper.setOnRefreshListener(() -> {
 162             Log.d("ui", "refreshing accounts via swipe");
 163             mActivity.scheduleTransactionListRetrieval();
 164         });
 165
 166         Data.accounts.addObserver(
 167                 (o, arg) -> mActivity.runOnUiThread(() -> modelAdapter.notifyDataSetChanged()));
 168         Data.profile.addObserver((o, arg) -> mActivity.runOnUiThread(
 169                 AccountSummaryViewModel::scheduleAccountListReload));
 170         update_account_table();
 171     }
 172     private void update_account_table() {
 173         if (this.getContext() == null) return;
 174
 175         AccountSummaryViewModel.scheduleAccountListReload();
 176     }
 177     void stopSelection() {
 178         modelAdapter.stopSelection();
 179         if (optMenu != null) {
 180             optMenu.findItem(R.id.menu_acc_summary_cancel_selection).setVisible(false);
 181             optMenu.findItem(R.id.menu_acc_summary_confirm_selection).setVisible(false);
 182             optMenu.findItem(R.id.menu_acc_summary_only_starred).setVisible(true);
 183         }
 184         {
 185             if (fab != null) fab.show();
 186         }
 187     }
 188     public void onCancelAccSelection(MenuItem item) {
 189         stopSelection();
 190     }
 191     public void onConfirmAccSelection(MenuItem item) {
 192         AccountSummaryViewModel.commitSelections(mActivity);
 193         stopSelection();
 194     }
 195     @Override
 196     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
 197         // Inflate the menu; this adds items to the action bar if it is present.
 198         inflater.inflate(R.menu.account_summary, menu);
 199         optMenu = menu;
 200
 201         mShowOnlyStarred = menu.findItem(R.id.menu_acc_summary_only_starred);
 202         if (mShowOnlyStarred == null) throw new AssertionError();
 203         MenuItem mCancelSelection = menu.findItem(R.id.menu_acc_summary_cancel_selection);
 204         if (mCancelSelection == null) throw new AssertionError();
 205         MenuItem mConfirmSelection = menu.findItem(R.id.menu_acc_summary_confirm_selection);
 206         if (mConfirmSelection == null) throw new AssertionError();
 207
 208         Data.optShowOnlyStarred.addObserver((o, arg) -> {
 209             boolean newValue = Data.optShowOnlyStarred.get();
 210             Log.d("pref", String.format("pref change came (%s)", newValue ? "true" : "false"));
 211             mShowOnlyStarred.setChecked(newValue);
 212             update_account_table();
 213         });
 214
 215         mShowOnlyStarred.setChecked(Data.optShowOnlyStarred.get());
 216
 217         Log.d("menu", "Accounts: onCreateOptionsMenu called");
 218
 219         mShowOnlyStarred.setOnMenuItemClickListener(item -> {
 220             SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(mActivity);
 221             SharedPreferences.Editor editor = pref.edit();
 222             boolean flag = item.isChecked();
 223             editor.putBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, !flag);
 224             Log.d("pref",
 225                     "Setting show only starred accounts pref to " + (flag ? "false" : "true"));
 226             editor.apply();
 227
 228             return true;
 229         });
 230
 231         mCancelSelection.setOnMenuItemClickListener(item -> {
 232             stopSelection();
 233             return true;
 234         });
 235
 236         mConfirmSelection.setOnMenuItemClickListener(item -> {
 237             AccountSummaryViewModel.commitSelections(mActivity);
 238             stopSelection();
 239
 240             return true;
 241         });
 242     }
 243 }