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         Log.d("flow", "AccountSummaryFragment.onCreate()");
  69         setHasOptionsMenu(true);
  70
  71         if (backgroundTaskCountObserver == null) {
  72             Log.d("acc", "creating background task count observer");
  73             Data.backgroundTaskCount.addObserver(backgroundTaskCountObserver = (o, arg) -> {
  74                 if (mActivity == null) return;
  75                 if (swiper == null) return;
  76                 mActivity.runOnUiThread(() -> {
  77                     int cnt = Data.backgroundTaskCount.get();
  78                     Log.d("acc", String.format("background task count changed to %d", cnt));
  79                     swiper.setRefreshing(cnt > 0);
  80                 });
  81             });
  82         }
  83     }
  84     public void onAttach(Context context) {
  85         super.onAttach(context);
  86         Log.d("flow", "AccountSummaryFragment.onAttach()");
  87         mActivity = (MainActivity) context;
  88     }
  89     @Override
  90     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
  91                              @Nullable Bundle savedInstanceState) {
  92         Log.d("flow", "AccountSummaryFragment.onCreateView()");
  93         return inflater.inflate(R.layout.account_summary_fragment, container, false);
  94     }
  95
  96     @Override
  97
  98     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
  99         Log.d("flow", "AccountSummaryFragment.onActivityCreated()");
 100         super.onActivityCreated(savedInstanceState);
 101
 102         modelAdapter = new AccountSummaryAdapter();
 103
 104         mActivity.mAccountSummaryFragment = this;
 105         root = mActivity.findViewById(R.id.account_root);
 106         LinearLayoutManager llm = new LinearLayoutManager(mActivity);
 107         llm.setOrientation(RecyclerView.VERTICAL);
 108         root.setLayoutManager(llm);
 109         root.setAdapter(modelAdapter);
 110         DividerItemDecoration did = new DividerItemDecoration(mActivity, DividerItemDecoration.VERTICAL);
 111         root.addItemDecoration(did);
 112
 113         fab = mActivity.findViewById(R.id.btn_add_transaction);
 114
 115 //        root.addOnItemTouchListener(new RecyclerItemListener(mActivity, root,
 116 //                new RecyclerItemListener.RecyclerTouchListener() {
 117 //                    @Override
 118 //                    public void onClickItem(View v, int position) {
 119 //                        Log.d("value", String.format("item %d clicked", position));
 120 //                        if (modelAdapter.isSelectionActive()) {
 121 //                            modelAdapter.selectItem(position);
 122 //                        }
 123 //                        else {
 124 //                            List<LedgerAccount> accounts = Data.accounts.get();
 125 //                            if (accounts != null) {
 126 //                                LedgerAccount account = accounts.get(position);
 127 //
 128 //                                mActivity.showAccountTransactions(account);
 129 //                            }
 130 //                        }
 131 //                    }
 132 //
 133 //                    @Override
 134 //                    public void onLongClickItem(View v, int position) {
 135 //                        Log.d("value", String.format("item %d long-clicked", position));
 136 //                        modelAdapter.startSelection();
 137 //                        if (optMenu != null) {
 138 //                            optMenu.findItem(R.id.menu_acc_summary_cancel_selection)
 139 //                                    .setVisible(true);
 140 //                            optMenu.findItem(R.id.menu_acc_summary_confirm_selection)
 141 //                                    .setVisible(true);
 142 //                            optMenu.findItem(R.id.menu_acc_summary_only_starred).setVisible(false);
 143 //                        }
 144 //                        {
 145 //                            if (fab != null) fab.hide();
 146 //                        }
 147 //                    }
 148 //                }));
 149
 150         mActivity.fabShouldShow();
 151         root.addOnScrollListener(new RecyclerView.OnScrollListener() {
 152             @Override
 153             public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
 154                 if (fab != null) {
 155                     if (dy < 0) mActivity.fabShouldShow();
 156                     if (dy > 0) fab.hide();
 157                 }
 158             }
 159         });
 160         swiper = mActivity.findViewById(R.id.account_swiper);
 161         Colors.themeWatch.addObserver((o, arg) -> swiper.setColorSchemeColors(Colors.primary));
 162         swiper.setColorSchemeColors(Colors.primary);
 163         swiper.setOnRefreshListener(() -> {
 164             Log.d("ui", "refreshing accounts via swipe");
 165             mActivity.scheduleTransactionListRetrieval();
 166         });
 167
 168         Data.accounts.addObserver(
 169                 (o, arg) -> mActivity.runOnUiThread(() -> modelAdapter.notifyDataSetChanged()));
 170         Data.profile.addObserver((o, arg) -> mActivity.runOnUiThread(
 171                 AccountSummaryViewModel::scheduleAccountListReload));
 172         update_account_table();
 173     }
 174     private void update_account_table() {
 175         if (this.getContext() == null) return;
 176
 177         AccountSummaryViewModel.scheduleAccountListReload();
 178     }
 179     void stopSelection() {
 180         modelAdapter.stopSelection();
 181         if (optMenu != null) {
 182             optMenu.findItem(R.id.menu_acc_summary_cancel_selection).setVisible(false);
 183             optMenu.findItem(R.id.menu_acc_summary_confirm_selection).setVisible(false);
 184             optMenu.findItem(R.id.menu_acc_summary_only_starred).setVisible(true);
 185         }
 186         {
 187             if (fab != null) fab.show();
 188         }
 189     }
 190     public void onCancelAccSelection(MenuItem item) {
 191         stopSelection();
 192     }
 193     public void onConfirmAccSelection(MenuItem item) {
 194         AccountSummaryViewModel.commitSelections(mActivity);
 195         stopSelection();
 196     }
 197     @Override
 198     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
 199         // Inflate the menu; this adds items to the action bar if it is present.
 200         inflater.inflate(R.menu.account_summary, menu);
 201         optMenu = menu;
 202
 203         mShowOnlyStarred = menu.findItem(R.id.menu_acc_summary_only_starred);
 204         if (mShowOnlyStarred == null) throw new AssertionError();
 205         MenuItem mCancelSelection = menu.findItem(R.id.menu_acc_summary_cancel_selection);
 206         if (mCancelSelection == null) throw new AssertionError();
 207         MenuItem mConfirmSelection = menu.findItem(R.id.menu_acc_summary_confirm_selection);
 208         if (mConfirmSelection == null) throw new AssertionError();
 209
 210         Data.optShowOnlyStarred.addObserver((o, arg) -> {
 211             boolean newValue = Data.optShowOnlyStarred.get();
 212             Log.d("pref", String.format("pref change came (%s)", newValue ? "true" : "false"));
 213             mShowOnlyStarred.setChecked(newValue);
 214             update_account_table();
 215         });
 216
 217         mShowOnlyStarred.setChecked(Data.optShowOnlyStarred.get());
 218
 219         Log.d("menu", "Accounts: onCreateOptionsMenu called");
 220
 221         mShowOnlyStarred.setOnMenuItemClickListener(item -> {
 222             SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(mActivity);
 223             SharedPreferences.Editor editor = pref.edit();
 224             boolean flag = item.isChecked();
 225             editor.putBoolean(PREF_KEY_SHOW_ONLY_STARRED_ACCOUNTS, !flag);
 226             Log.d("pref",
 227                     "Setting show only starred accounts pref to " + (flag ? "false" : "true"));
 228             editor.apply();
 229
 230             return true;
 231         });
 232
 233         mCancelSelection.setOnMenuItemClickListener(item -> {
 234             stopSelection();
 235             return true;
 236         });
 237
 238         mConfirmSelection.setOnMenuItemClickListener(item -> {
 239             AccountSummaryViewModel.commitSelections(mActivity);
 240             stopSelection();
 241
 242             return true;
 243         });
 244     }
 245 }