2 * Copyright © 2021 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.new_transaction;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.database.AbstractCursor;
23 import android.os.AsyncTask;
24 import android.os.Bundle;
25 import android.os.ParcelFormatException;
26 import android.util.TypedValue;
27 import android.view.Menu;
28 import android.view.MenuItem;
29 import android.view.View;
31 import androidx.activity.result.ActivityResultLauncher;
32 import androidx.core.view.MenuCompat;
33 import androidx.lifecycle.LiveData;
34 import androidx.lifecycle.ViewModelProvider;
35 import androidx.navigation.NavController;
36 import androidx.navigation.fragment.NavHostFragment;
38 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
40 import net.ktnx.mobileledger.BuildConfig;
41 import net.ktnx.mobileledger.R;
42 import net.ktnx.mobileledger.async.AsyncCrasher;
43 import net.ktnx.mobileledger.async.DescriptionSelectedCallback;
44 import net.ktnx.mobileledger.async.SendTransactionTask;
45 import net.ktnx.mobileledger.async.TaskCallback;
46 import net.ktnx.mobileledger.dao.TransactionDAO;
47 import net.ktnx.mobileledger.databinding.ActivityNewTransactionBinding;
48 import net.ktnx.mobileledger.db.DB;
49 import net.ktnx.mobileledger.db.TemplateHeader;
50 import net.ktnx.mobileledger.db.TransactionWithAccounts;
51 import net.ktnx.mobileledger.model.Data;
52 import net.ktnx.mobileledger.model.LedgerTransaction;
53 import net.ktnx.mobileledger.model.MatchedTemplate;
54 import net.ktnx.mobileledger.ui.FabManager;
55 import net.ktnx.mobileledger.ui.QR;
56 import net.ktnx.mobileledger.ui.activity.ProfileThemedActivity;
57 import net.ktnx.mobileledger.ui.templates.TemplatesActivity;
58 import net.ktnx.mobileledger.utils.Logger;
59 import net.ktnx.mobileledger.utils.Misc;
61 import java.util.ArrayList;
62 import java.util.List;
63 import java.util.Objects;
64 import java.util.regex.Matcher;
65 import java.util.regex.Pattern;
67 import static net.ktnx.mobileledger.utils.Logger.debug;
69 public class NewTransactionActivity extends ProfileThemedActivity
70 implements TaskCallback, NewTransactionFragment.OnNewTransactionFragmentInteractionListener,
71 QR.QRScanTrigger, QR.QRScanResultReceiver, DescriptionSelectedCallback,
72 FabManager.FabHandler {
73 final String TAG = "new-t-a";
74 private NavController navController;
75 private NewTransactionModel model;
76 private ActivityResultLauncher<Void> qrScanLauncher;
77 private ActivityNewTransactionBinding b;
78 private FabManager fabManager;
80 protected void onCreate(Bundle savedInstanceState) {
81 super.onCreate(savedInstanceState);
83 b = ActivityNewTransactionBinding.inflate(getLayoutInflater(), null, false);
84 setContentView(b.getRoot());
85 setSupportActionBar(b.toolbar);
86 Data.observeProfile(this,
87 mobileLedgerProfile -> b.toolbar.setSubtitle(mobileLedgerProfile.getName()));
89 NavHostFragment navHostFragment = (NavHostFragment) Objects.requireNonNull(
90 getSupportFragmentManager().findFragmentById(R.id.new_transaction_nav));
91 navController = navHostFragment.getNavController();
93 Objects.requireNonNull(getSupportActionBar())
94 .setDisplayHomeAsUpEnabled(true);
96 model = new ViewModelProvider(this).get(NewTransactionModel.class);
98 qrScanLauncher = QR.registerLauncher(this, this);
100 fabManager = new FabManager(b.fabAdd);
102 model.isSubmittable()
103 .observe(this, isSubmittable -> {
105 fabManager.showFab();
108 fabManager.hideFab();
111 // viewModel.checkTransactionSubmittable(listAdapter);
113 b.fabAdd.setOnClickListener(v -> onFabPressed());
116 protected void initProfile() {
117 long profileId = getIntent().getLongExtra(PARAM_PROFILE_ID, 0);
118 int profileHue = getIntent().getIntExtra(PARAM_THEME, -1);
120 if (profileHue < 0) {
121 Logger.debug(TAG, "Started with invalid/missing theme; quitting");
126 if (profileId <= 0) {
127 Logger.debug(TAG, "Started with invalid/missing profile_id; quitting");
132 setupProfileColors(profileHue);
133 initProfile(profileId);
136 public void finish() {
138 overridePendingTransition(R.anim.dummy, R.anim.slide_out_down);
141 public boolean onOptionsItemSelected(MenuItem item) {
142 if (item.getItemId() == android.R.id.home) {
146 return super.onOptionsItemSelected(item);
148 public void onTransactionSave(LedgerTransaction tr) {
149 navController.navigate(R.id.action_newTransactionFragment_to_newTransactionSavingFragment);
152 SendTransactionTask saver =
153 new SendTransactionTask(this, mProfile, model.getSimulateSaveFlag());
156 catch (Exception e) {
157 debug("new-transaction", "Unknown error", e);
159 Bundle b = new Bundle();
160 b.putString("error", "unknown error");
161 navController.navigate(R.id.newTransactionFragment, b);
164 public boolean onSimulateCrashMenuItemClicked(MenuItem item) {
165 debug("crash", "Will crash intentionally");
166 new AsyncCrasher().execute();
169 public boolean onCreateOptionsMenu(Menu menu) {
170 super.onCreateOptionsMenu(menu);
172 if (!BuildConfig.DEBUG)
175 // Inflate the menu; this adds items to the action bar if it is present.
176 getMenuInflater().inflate(R.menu.new_transaction, menu);
178 MenuCompat.setGroupDividerEnabled(menu, true);
180 menu.findItem(R.id.action_simulate_save)
181 .setOnMenuItemClickListener(this::onToggleSimulateSaveMenuItemClicked);
182 menu.findItem(R.id.action_simulate_crash)
183 .setOnMenuItemClickListener(this::onSimulateCrashMenuItemClicked);
185 model.getSimulateSave()
186 .observe(this, state -> {
187 menu.findItem(R.id.action_simulate_save)
189 b.simulationLabel.setVisibility(state ? View.VISIBLE : View.GONE);
196 public int dp2px(float dp) {
197 return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp,
198 getResources().getDisplayMetrics()));
201 public void done(String error) {
202 Bundle b = new Bundle();
204 b.putString("error", error);
205 navController.navigate(R.id.action_newTransactionSavingFragment_Failure, b);
208 navController.navigate(R.id.action_newTransactionSavingFragment_Success, b);
210 public boolean onToggleSimulateSaveMenuItemClicked(MenuItem item) {
211 model.toggleSimulateSave();
216 public void triggerQRScan() {
217 qrScanLauncher.launch(null);
219 private void startNewPatternActivity(String scanned) {
220 Intent intent = new Intent(this, TemplatesActivity.class);
221 Bundle args = new Bundle();
222 args.putString(TemplatesActivity.ARG_ADD_TEMPLATE, scanned);
223 startActivity(intent, args);
225 private void alertNoTemplateMatch(String scanned) {
226 MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(this);
227 builder.setCancelable(true)
228 .setMessage(R.string.no_template_matches)
229 .setPositiveButton(R.string.add_button,
230 (dialog, which) -> startNewPatternActivity(scanned))
234 public void onQRScanResult(String text) {
235 Logger.debug("qr", String.format("Got QR scan result [%s]", text));
237 if (Misc.emptyIsNull(text) == null)
240 LiveData<List<TemplateHeader>> allTemplates = DB.get()
243 allTemplates.observe(this, templateHeaders -> {
244 ArrayList<MatchedTemplate> matchingFallbackTemplates = new ArrayList<>();
245 ArrayList<MatchedTemplate> matchingTemplates = new ArrayList<>();
247 for (TemplateHeader ph : templateHeaders) {
248 String patternSource = ph.getRegularExpression();
249 if (Misc.emptyIsNull(patternSource) == null)
252 Pattern pattern = Pattern.compile(patternSource);
253 Matcher matcher = pattern.matcher(text);
254 if (!matcher.matches())
257 Logger.debug("pattern",
258 String.format("Pattern '%s' [%s] matches '%s'", ph.getName(),
259 patternSource, text));
261 matchingFallbackTemplates.add(
262 new MatchedTemplate(ph, matcher.toMatchResult()));
264 matchingTemplates.add(new MatchedTemplate(ph, matcher.toMatchResult()));
266 catch (ParcelFormatException e) {
268 Logger.debug("pattern",
269 String.format("Error compiling regular expression '%s'", patternSource),
274 if (matchingTemplates.isEmpty())
275 matchingTemplates = matchingFallbackTemplates;
277 if (matchingTemplates.isEmpty())
278 alertNoTemplateMatch(text);
279 else if (matchingTemplates.size() == 1)
280 model.applyTemplate(matchingTemplates.get(0), text);
282 chooseTemplate(matchingTemplates, text);
285 private void chooseTemplate(ArrayList<MatchedTemplate> matchingTemplates, String matchedText) {
286 final String templateNameColumn = "name";
287 AbstractCursor cursor = new AbstractCursor() {
289 public int getCount() {
290 return matchingTemplates.size();
293 public String[] getColumnNames() {
294 return new String[]{"_id", templateNameColumn};
297 public String getString(int column) {
299 return String.valueOf(getPosition());
300 return matchingTemplates.get(getPosition()).templateHead.getName();
303 public short getShort(int column) {
305 return (short) getPosition();
309 public int getInt(int column) {
310 return getShort(column);
313 public long getLong(int column) {
314 return getShort(column);
317 public float getFloat(int column) {
318 return getShort(column);
321 public double getDouble(int column) {
322 return getShort(column);
325 public boolean isNull(int column) {
329 public int getColumnCount() {
334 MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(this);
335 builder.setCancelable(true)
336 .setTitle(R.string.choose_template_to_apply)
337 .setIcon(R.drawable.ic_baseline_auto_graph_24)
338 .setSingleChoiceItems(cursor, -1, templateNameColumn, (dialog, which) -> {
339 model.applyTemplate(matchingTemplates.get(which), matchedText);
345 public void descriptionSelected(String description) {
346 debug("description selected", description);
347 if (!model.accountListIsEmpty())
350 AsyncTask.execute(() -> {
351 String accFilter = mProfile.getPreferredAccountsFilter();
353 TransactionDAO trDao = DB.get()
354 .getTransactionDAO();
356 TransactionWithAccounts tr;
358 if (Misc.emptyIsNull(accFilter) != null) {
359 tr = trDao.getFirstByDescriptionHavingAccountSync(description, accFilter);
361 model.loadTransactionIntoModel(tr);
366 tr = trDao.getFirstByDescriptionSync(description);
368 model.loadTransactionIntoModel(tr);
371 private void onFabPressed() {
372 fabManager.hideFab();
373 Misc.hideSoftKeyboard(this);
375 LedgerTransaction tr = model.constructLedgerTransaction();
377 onTransactionSave(tr);
380 public Context getContext() {
384 public void showManagedFab() {
385 if (Objects.requireNonNull(model.isSubmittable()
387 fabManager.showFab();
390 public void hideManagedFab() {
391 fabManager.hideFab();