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