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 com.google.android.material.floatingactionbutton.FloatingActionButton;
  34
  35 import net.ktnx.mobileledger.R;
  36 import net.ktnx.mobileledger.model.Data;
  37 import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
  38 import net.ktnx.mobileledger.ui.activity.MainActivity;
  39 import net.ktnx.mobileledger.utils.Colors;
  40 import net.ktnx.mobileledger.utils.Globals;
  41 import net.ktnx.mobileledger.utils.MLDB;
  42
  43 import org.jetbrains.annotations.NotNull;
  44
  45 import androidx.annotation.NonNull;
  46 import androidx.annotation.Nullable;
  47 import androidx.recyclerview.widget.LinearLayoutManager;
  48
  49 import static android.content.Context.INPUT_METHOD_SERVICE;
  50 import static net.ktnx.mobileledger.utils.Logger.debug;
  51
  52 public class TransactionListFragment extends MobileLedgerListFragment {
  53     private MenuItem menuTransactionListFilter;
  54     private View vAccountFilter;
  55     private AutoCompleteTextView accNameFilter;
  56     @Override
  57     public void onCreate(@Nullable Bundle savedInstanceState) {
  58         super.onCreate(savedInstanceState);
  59         setHasOptionsMenu(true);
  60         Data.backgroundTasksRunning.observe(this, 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) throw new RuntimeException("Can't get hold on the swipe layout");
  95         root = mActivity.findViewById(R.id.transaction_root);
  96         if (root == null)
  97             throw new RuntimeException("Can't get hold on the transaction value view");
  98         modelAdapter = new TransactionListAdapter();
  99         root.setAdapter(modelAdapter);
 100
 101         FloatingActionButton fab = mActivity.findViewById(R.id.btn_add_transaction);
 102
 103         mActivity.fabShouldShow();
 104
 105         manageFabOnScroll();
 106
 107         LinearLayoutManager llm = new LinearLayoutManager(mActivity);
 108
 109         llm.setOrientation(LinearLayoutManager.VERTICAL);
 110         root.setLayoutManager(llm);
 111
 112         swiper.setOnRefreshListener(() -> {
 113             debug("ui", "refreshing transactions via swipe");
 114             mActivity.scheduleTransactionListRetrieval();
 115         });
 116
 117         Colors.themeWatch.observe(this, 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", true);
 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(this, 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) return;
 137
 138             Toast.makeText(mActivity, err, Toast.LENGTH_SHORT).show();
 139             TransactionListViewModel.updateError.set(null);
 140         });
 141         Data.transactions.addObserver(
 142                 (o, arg) -> mActivity.runOnUiThread(() -> modelAdapter.notifyDataSetChanged()));
 143
 144         mActivity.findViewById(R.id.clearAccountNameFilter).setOnClickListener(v -> {
 145             Data.accountFilter.setValue(null);
 146             vAccountFilter.setVisibility(View.GONE);
 147             menuTransactionListFilter.setVisible(true);
 148             Globals.hideSoftKeyboard(mActivity);
 149         });
 150     }
 151     private void onAccountNameFilterChanged(String accName) {
 152         final String fieldText = accNameFilter.getText().toString();
 153         if ((accName == null) && (fieldText.equals(""))) return;
 154
 155         if (accNameFilter != null) {
 156             accNameFilter.setText(accName, false);
 157         }
 158         final boolean filterActive = (accName != null) && !accName.isEmpty();
 159         if (vAccountFilter != null) {
 160             vAccountFilter.setVisibility(filterActive ? View.VISIBLE : View.GONE);
 161         }
 162         if (menuTransactionListFilter != null) menuTransactionListFilter.setVisible(!filterActive);
 163
 164         TransactionListViewModel.scheduleTransactionListReload();
 165
 166     }
 167     @Override
 168     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
 169         inflater.inflate(R.menu.transaction_list, menu);
 170
 171         menuTransactionListFilter = menu.findItem(R.id.menu_transaction_list_filter);
 172         if ((menuTransactionListFilter == null)) throw new AssertionError();
 173
 174         if (Data.accountFilter.getValue() != null) {
 175             menuTransactionListFilter.setVisible(false);
 176         }
 177
 178         super.onCreateOptionsMenu(menu, inflater);
 179
 180         menuTransactionListFilter.setOnMenuItemClickListener(item -> {
 181             vAccountFilter.setVisibility(View.VISIBLE);
 182             if (menuTransactionListFilter != null) menuTransactionListFilter.setVisible(false);
 183             accNameFilter.requestFocus();
 184             InputMethodManager imm =
 185                     (InputMethodManager) mActivity.getSystemService(INPUT_METHOD_SERVICE);
 186             imm.showSoftInput(accNameFilter, 0);
 187
 188             return true;
 189         });
 190     }
 191 }