app/src/main/java/net/ktnx/mobileledger/ui/transaction_list/TransactionListFragment.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.transaction_list;
  19
  20 import android.content.Context;
  21 import android.database.MatrixCursor;
  22 import android.os.Bundle;
  23 import android.view.LayoutInflater;
  24 import android.view.Menu;
  25 import android.view.MenuInflater;
  26 import android.view.MenuItem;
  27 import android.view.View;
  28 import android.view.ViewGroup;
  29 import android.view.inputmethod.InputMethodManager;
  30 import android.widget.AutoCompleteTextView;
  31 import android.widget.Toast;
  32
  33 import androidx.annotation.NonNull;
  34 import androidx.annotation.Nullable;
  35 import androidx.recyclerview.widget.LinearLayoutManager;
  36 import androidx.recyclerview.widget.RecyclerView;
  37
  38 import net.ktnx.mobileledger.R;
  39 import net.ktnx.mobileledger.model.Data;
  40 import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
  41 import net.ktnx.mobileledger.ui.activity.MainActivity;
  42 import net.ktnx.mobileledger.utils.Colors;
  43 import net.ktnx.mobileledger.utils.Globals;
  44 import net.ktnx.mobileledger.utils.MLDB;
  45
  46 import org.jetbrains.annotations.NotNull;
  47
  48 import static android.content.Context.INPUT_METHOD_SERVICE;
  49 import static net.ktnx.mobileledger.utils.Logger.debug;
  50
  51 public class TransactionListFragment extends MobileLedgerListFragment {
  52     private MenuItem menuTransactionListFilter;
  53     private View vAccountFilter;
  54     private AutoCompleteTextView accNameFilter;
  55     @Override
  56     public void onCreate(@Nullable Bundle savedInstanceState) {
  57         super.onCreate(savedInstanceState);
  58         setHasOptionsMenu(true);
  59     }
  60     @Override
  61     public void onAttach(@NotNull Context context) {
  62         super.onAttach(context);
  63         mActivity = (MainActivity) context;
  64     }
  65     @Nullable
  66     @Override
  67     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
  68                              @Nullable Bundle savedInstanceState) {
  69         return inflater.inflate(R.layout.transaction_list_fragment, container, false);
  70     }
  71     @Override
  72     public void onResume() {
  73         super.onResume();
  74         debug("flow", "TransactionListFragment.onResume()");
  75     }
  76     @Override
  77     public void onStop() {
  78         super.onStop();
  79         debug("flow", "TransactionListFragment.onStop()");
  80     }
  81     @Override
  82     public void onPause() {
  83         super.onPause();
  84         debug("flow", "TransactionListFragment.onPause()");
  85     }
  86     @Override
  87     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
  88         debug("flow", "TransactionListFragment.onActivityCreated called");
  89         super.onActivityCreated(savedInstanceState);
  90
  91         Data.backgroundTasksRunning.observe(getViewLifecycleOwner(),
  92                 this::onBackgroundTaskRunningChanged);
  93
  94         swiper = mActivity.findViewById(R.id.transaction_swipe);
  95         if (swiper == null)
  96             throw new RuntimeException("Can't get hold on the swipe layout");
  97         root = mActivity.findViewById(R.id.transaction_root);
  98         if (root == null)
  99             throw new RuntimeException("Can't get hold on the transaction value view");
 100         modelAdapter = new TransactionListAdapter();
 101         root.setAdapter(modelAdapter);
 102
 103         mActivity.fabShouldShow();
 104
 105         manageFabOnScroll();
 106
 107         LinearLayoutManager llm = new LinearLayoutManager(mActivity);
 108
 109         llm.setOrientation(RecyclerView.VERTICAL);
 110         root.setLayoutManager(llm);
 111
 112         swiper.setOnRefreshListener(() -> {
 113             debug("ui", "refreshing transactions via swipe");
 114             Data.scheduleTransactionListRetrieval(mActivity);
 115         });
 116
 117         Colors.themeWatch.observe(getViewLifecycleOwner(), this::themeChanged);
 118
 119         vAccountFilter = mActivity.findViewById(R.id.transaction_list_account_name_filter);
 120         accNameFilter = mActivity.findViewById(R.id.transaction_filter_account_name);
 121
 122         MLDB.hookAutocompletionAdapter(mActivity, accNameFilter, "accounts", "name");
 123         accNameFilter.setOnItemClickListener((parent, view, position, id) -> {
 124 //                debug("tmp", "direct onItemClick");
 125             MatrixCursor mc = (MatrixCursor) parent.getItemAtPosition(position);
 126             Data.accountFilter.setValue(mc.getString(1));
 127             Globals.hideSoftKeyboard(mActivity);
 128         });
 129
 130         Data.accountFilter.observe(getViewLifecycleOwner(), this::onAccountNameFilterChanged);
 131
 132         TransactionListViewModel.updating.addObserver(
 133                 (o, arg) -> swiper.setRefreshing(TransactionListViewModel.updating.get()));
 134         TransactionListViewModel.updateError.addObserver((o, arg) -> {
 135             String err = TransactionListViewModel.updateError.get();
 136             if (err == null)
 137                 return;
 138
 139             Toast.makeText(mActivity, err, Toast.LENGTH_SHORT)
 140                  .show();
 141             TransactionListViewModel.updateError.set(null);
 142         });
 143         Data.transactions.addObserver(
 144                 (o, arg) -> mActivity.runOnUiThread(() -> modelAdapter.notifyDataSetChanged()));
 145
 146         mActivity.findViewById(R.id.clearAccountNameFilter)
 147                  .setOnClickListener(v -> {
 148                      Data.accountFilter.setValue(null);
 149                      vAccountFilter.setVisibility(View.GONE);
 150                      menuTransactionListFilter.setVisible(true);
 151                      Globals.hideSoftKeyboard(mActivity);
 152                  });
 153     }
 154     private void onAccountNameFilterChanged(String accName) {
 155         final String fieldText = accNameFilter.getText()
 156                                               .toString();
 157         if ((accName == null) && (fieldText.equals("")))
 158             return;
 159
 160         if (accNameFilter != null) {
 161             accNameFilter.setText(accName, false);
 162         }
 163         final boolean filterActive = (accName != null) && !accName.isEmpty();
 164         if (vAccountFilter != null) {
 165             vAccountFilter.setVisibility(filterActive ? View.VISIBLE : View.GONE);
 166         }
 167         if (menuTransactionListFilter != null)
 168             menuTransactionListFilter.setVisible(!filterActive);
 169
 170         TransactionListViewModel.scheduleTransactionListReload();
 171
 172     }
 173     @Override
 174     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
 175         inflater.inflate(R.menu.transaction_list, menu);
 176
 177         menuTransactionListFilter = menu.findItem(R.id.menu_transaction_list_filter);
 178         if ((menuTransactionListFilter == null))
 179             throw new AssertionError();
 180
 181         if ((Data.accountFilter.getValue() != null) ||
 182             (vAccountFilter.getVisibility() == View.VISIBLE))
 183         {
 184             menuTransactionListFilter.setVisible(false);
 185         }
 186
 187         super.onCreateOptionsMenu(menu, inflater);
 188
 189         menuTransactionListFilter.setOnMenuItemClickListener(item -> {
 190             vAccountFilter.setVisibility(View.VISIBLE);
 191             if (menuTransactionListFilter != null)
 192                 menuTransactionListFilter.setVisible(false);
 193             accNameFilter.requestFocus();
 194             InputMethodManager imm =
 195                     (InputMethodManager) mActivity.getSystemService(INPUT_METHOD_SERVICE);
 196             imm.showSoftInput(accNameFilter, 0);
 197
 198             return true;
 199         });
 200     }
 201 }