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.
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.
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/>.
18 package net.ktnx.mobileledger.ui;
20 import android.app.Dialog;
21 import android.content.Context;
22 import android.os.Bundle;
23 import android.view.View;
24 import android.widget.RadioButton;
25 import android.widget.RadioGroup;
26 import android.widget.Switch;
27 import android.widget.TextView;
29 import androidx.annotation.NonNull;
30 import androidx.annotation.Nullable;
31 import androidx.appcompat.app.AppCompatDialogFragment;
32 import androidx.lifecycle.ViewModelProvider;
33 import androidx.recyclerview.widget.GridLayoutManager;
34 import androidx.recyclerview.widget.LinearLayoutManager;
35 import androidx.recyclerview.widget.RecyclerView;
37 import net.ktnx.mobileledger.App;
38 import net.ktnx.mobileledger.R;
39 import net.ktnx.mobileledger.model.Currency;
40 import net.ktnx.mobileledger.model.Data;
41 import net.ktnx.mobileledger.model.MobileLedgerProfile;
43 import java.util.ArrayList;
44 import java.util.List;
45 import java.util.Objects;
46 import java.util.concurrent.CopyOnWriteArrayList;
49 * A fragment representing a list of Items.
51 * Activities containing this fragment MUST implement the {@link OnCurrencySelectedListener}
54 public class CurrencySelectorFragment extends AppCompatDialogFragment
55 implements OnCurrencySelectedListener, OnCurrencyLongClickListener {
57 public static final int DEFAULT_COLUMN_COUNT = 2;
58 public static final String ARG_COLUMN_COUNT = "column-count";
59 public static final String ARG_SHOW_PARAMS = "show-params";
60 public static final boolean DEFAULT_SHOW_PARAMS = true;
61 private int mColumnCount = DEFAULT_COLUMN_COUNT;
62 private OnCurrencySelectedListener mListener;
63 private CurrencySelectorModel model;
64 private boolean deferredShowPositionAndPadding;
67 * Mandatory empty constructor for the fragment manager to instantiate the
68 * fragment (e.g. upon screen orientation changes).
70 public CurrencySelectorFragment() {
72 @SuppressWarnings("unused")
73 public static CurrencySelectorFragment newInstance() {
74 return newInstance(DEFAULT_COLUMN_COUNT, DEFAULT_SHOW_PARAMS);
76 public static CurrencySelectorFragment newInstance(int columnCount, boolean showParams) {
77 CurrencySelectorFragment fragment = new CurrencySelectorFragment();
78 Bundle args = new Bundle();
79 args.putInt(ARG_COLUMN_COUNT, columnCount);
80 args.putBoolean(ARG_SHOW_PARAMS, showParams);
81 fragment.setArguments(args);
85 public void onCreate(Bundle savedInstanceState) {
86 super.onCreate(savedInstanceState);
88 if (getArguments() != null) {
89 mColumnCount = getArguments().getInt(ARG_COLUMN_COUNT, DEFAULT_COLUMN_COUNT);
94 public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
95 Context context = Objects.requireNonNull(getContext());
96 Dialog csd = new Dialog(context);
97 csd.setContentView(R.layout.fragment_currency_selector_list);
98 csd.setTitle(R.string.choose_currency_label);
100 RecyclerView recyclerView = csd.findViewById(R.id.list);
102 if (mColumnCount <= 1) {
103 recyclerView.setLayoutManager(new LinearLayoutManager(context));
106 recyclerView.setLayoutManager(new GridLayoutManager(context, mColumnCount));
108 model = new ViewModelProvider(this).get(CurrencySelectorModel.class);
109 MobileLedgerProfile profile = Objects.requireNonNull(Data.profile.getValue());
111 model.currencies.setValue(new CopyOnWriteArrayList<>(profile.getCurrencies()));
112 CurrencySelectorRecyclerViewAdapter adapter = new CurrencySelectorRecyclerViewAdapter();
113 model.currencies.observe(this, list -> adapter.submitList(list));
115 recyclerView.setAdapter(adapter);
116 adapter.setCurrencySelectedListener(this);
117 adapter.setCurrencyLongClickListener(this);
119 final TextView tvNewCurrName = csd.findViewById(R.id.new_currency_name);
120 final TextView tvNoCurrBtn = csd.findViewById(R.id.btn_no_currency);
121 final TextView tvAddCurrOkBtn = csd.findViewById(R.id.btn_add_currency);
122 final TextView tvAddCurrBtn = csd.findViewById(R.id.btn_add_new);
124 tvNewCurrName.setVisibility(View.GONE);
125 tvAddCurrOkBtn.setVisibility(View.GONE);
126 tvNoCurrBtn.setVisibility(View.VISIBLE);
127 tvAddCurrBtn.setVisibility(View.VISIBLE);
129 tvAddCurrBtn.setOnClickListener(v -> {
130 tvNewCurrName.setVisibility(View.VISIBLE);
131 tvAddCurrOkBtn.setVisibility(View.VISIBLE);
133 tvNoCurrBtn.setVisibility(View.GONE);
134 tvAddCurrBtn.setVisibility(View.GONE);
136 tvNewCurrName.setText(null);
137 tvNewCurrName.requestFocus();
138 net.ktnx.mobileledger.utils.Misc.showSoftKeyboard(this);
141 tvAddCurrOkBtn.setOnClickListener(v -> {
144 String currName = String.valueOf(tvNewCurrName.getText());
145 if (!currName.isEmpty()) {
146 List<Currency> list = new ArrayList<>(model.currencies.getValue());
147 // FIXME hardcoded position and gap setting
148 list.add(new Currency(profile, String.valueOf(tvNewCurrName.getText()),
149 Currency.Position.after, false));
150 model.currencies.setValue(list);
153 tvNewCurrName.setVisibility(View.GONE);
154 tvAddCurrOkBtn.setVisibility(View.GONE);
156 tvNoCurrBtn.setVisibility(View.VISIBLE);
157 tvAddCurrBtn.setVisibility(View.VISIBLE);
160 tvNoCurrBtn.setOnClickListener(v -> {
161 adapter.notifyCurrencySelected(null);
165 RadioButton rbPositionLeft = csd.findViewById(R.id.currency_position_left);
166 RadioButton rbPositionRight = csd.findViewById(R.id.currency_position_right);
168 if (Data.currencySymbolPosition.getValue() == Currency.Position.before)
169 rbPositionLeft.toggle();
171 rbPositionRight.toggle();
173 RadioGroup rgPosition = csd.findViewById(R.id.position_radio_group);
174 rgPosition.setOnCheckedChangeListener((group, checkedId) -> {
175 if (checkedId == R.id.currency_position_left)
176 Data.currencySymbolPosition.setValue(Currency.Position.before);
178 Data.currencySymbolPosition.setValue(Currency.Position.after);
181 Switch gap = csd.findViewById(R.id.currency_gap);
183 gap.setChecked(Data.currencyGap.getValue());
185 gap.setOnCheckedChangeListener((v, checked) -> {
186 Data.currencyGap.setValue(checked);
189 model.observePositionAndPaddingVisible(this, visible -> {
190 csd.findViewById(R.id.params_panel)
191 .setVisibility(visible ? View.VISIBLE : View.GONE);
194 if ((savedInstanceState != null) ? savedInstanceState.getBoolean(ARG_SHOW_PARAMS,
195 DEFAULT_SHOW_PARAMS) : DEFAULT_SHOW_PARAMS)
196 model.showPositionAndPadding();
198 model.hidePositionAndPadding();
202 public void setOnCurrencySelectedListener(OnCurrencySelectedListener listener) {
203 mListener = listener;
205 public void resetOnCurrencySelectedListener() {
209 public void onCurrencySelected(Currency item) {
210 if (mListener != null)
211 mListener.onCurrencySelected(item);
217 public void onCurrencyLongClick(Currency item) {
218 ArrayList<Currency> list = new ArrayList<>(model.currencies.getValue());
220 .execSQL("delete from currencies where id=?", new Object[]{item.getId()});
222 model.currencies.setValue(list);
224 public void showPositionAndPadding() {
225 deferredShowPositionAndPadding = true;
227 public void hidePositionAndPadding() {
228 deferredShowPositionAndPadding = false;