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.activity;
20 import android.annotation.SuppressLint;
21 import android.os.Build;
22 import android.text.Editable;
23 import android.text.TextWatcher;
24 import android.text.method.DigitsKeyListener;
25 import android.view.Gravity;
26 import android.view.View;
27 import android.view.ViewGroup;
28 import android.view.inputmethod.EditorInfo;
29 import android.widget.AutoCompleteTextView;
30 import android.widget.EditText;
31 import android.widget.FrameLayout;
32 import android.widget.LinearLayout;
33 import android.widget.TextView;
35 import androidx.annotation.NonNull;
36 import androidx.appcompat.app.AppCompatActivity;
37 import androidx.constraintlayout.widget.ConstraintLayout;
38 import androidx.lifecycle.Observer;
39 import androidx.recyclerview.widget.RecyclerView;
41 import net.ktnx.mobileledger.R;
42 import net.ktnx.mobileledger.async.DescriptionSelectedCallback;
43 import net.ktnx.mobileledger.model.Currency;
44 import net.ktnx.mobileledger.model.Data;
45 import net.ktnx.mobileledger.model.LedgerTransactionAccount;
46 import net.ktnx.mobileledger.model.MobileLedgerProfile;
47 import net.ktnx.mobileledger.ui.CurrencySelectorFragment;
48 import net.ktnx.mobileledger.ui.DatePickerFragment;
49 import net.ktnx.mobileledger.ui.TextViewClearHelper;
50 import net.ktnx.mobileledger.utils.Colors;
51 import net.ktnx.mobileledger.utils.DimensionUtils;
52 import net.ktnx.mobileledger.utils.Logger;
53 import net.ktnx.mobileledger.utils.MLDB;
54 import net.ktnx.mobileledger.utils.Misc;
56 import org.jetbrains.annotations.NotNull;
58 import java.text.DecimalFormatSymbols;
59 import java.util.Calendar;
60 import java.util.Date;
61 import java.util.GregorianCalendar;
62 import java.util.Locale;
64 import static net.ktnx.mobileledger.ui.activity.NewTransactionModel.ItemType;
66 class NewTransactionItemHolder extends RecyclerView.ViewHolder
67 implements DatePickerFragment.DatePickedListener, DescriptionSelectedCallback {
68 private final String decimalSeparator;
69 private final String decimalDot;
70 private final TextView tvCurrency;
71 private NewTransactionModel.Item item;
72 private TextView tvDate;
73 private AutoCompleteTextView tvDescription;
74 private AutoCompleteTextView tvAccount;
75 private TextView tvComment;
76 private EditText tvAmount;
77 private LinearLayout lHead;
78 private ViewGroup lAccount;
79 private FrameLayout lPadding;
80 private MobileLedgerProfile mProfile;
82 private Observer<Date> dateObserver;
83 private Observer<String> descriptionObserver;
84 private Observer<String> hintObserver;
85 private Observer<Integer> focusedAccountObserver;
86 private Observer<Integer> accountCountObserver;
87 private Observer<Boolean> editableObserver;
88 private Observer<Boolean> commentVisibleObserver;
89 private Observer<String> commentObserver;
90 private Observer<Currency.Position> currencyPositionObserver;
91 private Observer<Boolean> currencyGapObserver;
92 private Observer<Locale> localeObserver;
93 private Observer<Currency> currencyObserver;
94 private Observer<Boolean> showCurrencyObserver;
95 private boolean inUpdate = false;
96 private boolean syncingData = false;
97 private View commentButton;
98 private NewTransactionItemsAdapter adapter;
99 //TODO multiple amounts with different currencies per posting
100 NewTransactionItemHolder(@NonNull View itemView, NewTransactionItemsAdapter adapter) {
102 this.adapter = adapter;
103 tvAccount = itemView.findViewById(R.id.account_row_acc_name);
104 tvComment = itemView.findViewById(R.id.comment);
105 new TextViewClearHelper().attachToTextView((EditText) tvComment);
106 commentButton = itemView.findViewById(R.id.comment_button);
107 tvAmount = itemView.findViewById(R.id.account_row_acc_amounts);
108 tvCurrency = itemView.findViewById(R.id.currency);
109 tvDate = itemView.findViewById(R.id.new_transaction_date);
110 tvDescription = itemView.findViewById(R.id.new_transaction_description);
111 lHead = itemView.findViewById(R.id.ntr_data);
112 lAccount = itemView.findViewById(R.id.ntr_account);
113 lPadding = itemView.findViewById(R.id.ntr_padding);
115 tvDescription.setNextFocusForwardId(View.NO_ID);
116 tvAccount.setNextFocusForwardId(View.NO_ID);
117 tvAmount.setNextFocusForwardId(View.NO_ID); // magic!
119 tvDate.setOnClickListener(v -> pickTransactionDate());
121 mProfile = Data.profile.getValue();
122 if (mProfile == null)
123 throw new AssertionError();
125 View.OnFocusChangeListener focusMonitor = (v, hasFocus) -> {
127 boolean wasSyncing = syncingData;
130 final int pos = getAdapterPosition();
131 adapter.updateFocusedItem(pos);
133 case R.id.account_row_acc_name:
134 adapter.noteFocusIsOnAccount(pos);
136 case R.id.account_row_acc_amounts:
137 adapter.noteFocusIsOnAmount(pos);
140 adapter.noteFocusIsOnComment(pos);
145 syncingData = wasSyncing;
150 tvDescription.setOnFocusChangeListener(focusMonitor);
151 tvAccount.setOnFocusChangeListener(focusMonitor);
152 tvAmount.setOnFocusChangeListener(focusMonitor);
154 itemView.findViewById(R.id.comment_button)
155 .setOnClickListener(v -> {
156 final int pos = getAdapterPosition();
157 adapter.toggleComment(pos);
159 MLDB.hookAutocompletionAdapter(tvDescription.getContext(), tvDescription,
160 MLDB.DESCRIPTION_HISTORY_TABLE, "description", false, adapter, mProfile);
161 MLDB.hookAutocompletionAdapter(tvAccount.getContext(), tvAccount, MLDB.ACCOUNTS_TABLE,
162 "name", true, this, mProfile);
164 // FIXME: react on configuration (locale) changes
165 decimalSeparator = String.valueOf(DecimalFormatSymbols.getInstance()
166 .getMonetaryDecimalSeparator());
169 final TextWatcher tw = new TextWatcher() {
171 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
175 public void onTextChanged(CharSequence s, int start, int before, int count) {
179 public void afterTextChanged(Editable s) {
180 // debug("input", "text changed");
184 Logger.debug("textWatcher", "calling syncData()");
186 Logger.debug("textWatcher",
187 "syncData() returned, checking if transaction is submittable");
188 adapter.checkTransactionSubmittable();
189 Logger.debug("textWatcher", "done");
192 final TextWatcher amountWatcher = new TextWatcher() {
194 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
196 String.format(Locale.US, "beforeTextChanged: start=%d, count=%d, after=%d",
197 start, count, after));
200 public void onTextChanged(CharSequence s, int start, int before, int count) {}
202 public void afterTextChanged(Editable s) {
203 if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
204 // only one decimal separator is allowed
205 // plus and minus are allowed only at the beginning
206 String allowed = "0123456789";
207 String val = s.toString();
208 Logger.debug("input", val);
209 if (val.isEmpty() || (tvAmount.getSelectionStart() == 0))
211 if (!val.contains(decimalSeparator) && !val.contains(decimalDot))
212 allowed += decimalSeparator + decimalDot;
214 tvAmount.setKeyListener(DigitsKeyListener.getInstance(allowed));
218 adapter.checkTransactionSubmittable();
221 tvDescription.addTextChangedListener(tw);
222 tvAccount.addTextChangedListener(tw);
223 tvComment.addTextChangedListener(tw);
224 tvAmount.addTextChangedListener(amountWatcher);
226 tvCurrency.setOnClickListener(v -> {
227 CurrencySelectorFragment cpf = new CurrencySelectorFragment();
228 cpf.showPositionAndPadding();
229 cpf.setOnCurrencySelectedListener(c -> item.setCurrency(c));
230 final AppCompatActivity activity = (AppCompatActivity) v.getContext();
231 cpf.show(activity.getSupportFragmentManager(), "currency-selector");
234 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
235 tvAmount.setKeyListener(
236 DigitsKeyListener.getInstance(Data.locale.getValue(), true, true));
238 tvAmount.setKeyListener(
239 DigitsKeyListener.getInstance("0123456789+-" + decimalSeparator + decimalDot));
241 dateObserver = date -> {
246 tvDate.setText(item.getFormattedDate());
252 descriptionObserver = description -> {
257 tvDescription.setText(description);
263 hintObserver = hint -> {
269 tvAmount.setHint(R.string.zero_amount);
271 tvAmount.setHint(hint);
277 editableObserver = this::setEditable;
278 commentVisibleObserver = this::setCommentVisible;
279 commentObserver = this::setComment;
280 focusedAccountObserver = index -> {
281 if ((index != null) && index.equals(getAdapterPosition())) {
282 switch (item.getType()) {
284 // bad idea - double pop-up, and not really necessary.
285 // the user can tap the input to get the calendar
286 //if (!tvDate.hasFocus()) tvDate.requestFocus();
287 boolean focused = tvDescription.requestFocus();
288 tvDescription.dismissDropDown();
290 Misc.showSoftKeyboard(
291 (NewTransactionActivity) tvDescription.getContext());
294 // do nothing if a row element already has the focus
295 if (!itemView.hasFocus()) {
296 switch (item.getFocusedElement()) {
298 tvAmount.requestFocus();
301 tvComment.requestFocus();
304 focused = tvAccount.requestFocus();
305 tvAccount.dismissDropDown();
307 Misc.showSoftKeyboard(
308 (NewTransactionActivity) tvAccount.getContext());
317 accountCountObserver = count -> {
318 final int adapterPosition = getAdapterPosition();
319 final int layoutPosition = getLayoutPosition();
320 Logger.debug("holder",
321 String.format(Locale.US, "count=%d; pos=%d, layoutPos=%d [%s]", count,
322 adapterPosition, layoutPosition, item.getType()
324 .concat(item.getType() ==
325 ItemType.transactionRow
326 ? String.format(Locale.US,
332 ? String.format(Locale.US,
337 if (adapterPosition == count)
338 tvAmount.setImeOptions(EditorInfo.IME_ACTION_DONE);
340 tvAmount.setImeOptions(EditorInfo.IME_ACTION_NEXT);
343 localeObserver = locale -> {
344 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
345 tvAmount.setKeyListener(DigitsKeyListener.getInstance(locale, true, true));
348 currencyObserver = currency -> {
349 setCurrency(currency);
350 adapter.checkTransactionSubmittable();
353 currencyGapObserver = hasGap -> {
354 updateCurrencyPositionAndPadding(Data.currencySymbolPosition.getValue(), hasGap);
357 currencyPositionObserver = position -> {
358 updateCurrencyPositionAndPadding(position, Data.currencyGap.getValue());
361 showCurrencyObserver = showCurrency -> {
363 tvCurrency.setVisibility(View.VISIBLE);
366 tvCurrency.setVisibility(View.GONE);
367 item.setCurrency(null);
371 private void updateCurrencyPositionAndPadding(Currency.Position position, boolean hasGap) {
372 ConstraintLayout.LayoutParams amountLP =
373 (ConstraintLayout.LayoutParams) tvAmount.getLayoutParams();
374 ConstraintLayout.LayoutParams currencyLP =
375 (ConstraintLayout.LayoutParams) tvCurrency.getLayoutParams();
377 if (position == Currency.Position.before) {
378 currencyLP.startToStart = ConstraintLayout.LayoutParams.PARENT_ID;
379 currencyLP.endToEnd = ConstraintLayout.LayoutParams.UNSET;
381 amountLP.endToEnd = ConstraintLayout.LayoutParams.PARENT_ID;
382 amountLP.endToStart = ConstraintLayout.LayoutParams.UNSET;
383 amountLP.startToStart = ConstraintLayout.LayoutParams.UNSET;
384 amountLP.startToEnd = tvCurrency.getId();
386 tvCurrency.setGravity(Gravity.END);
389 currencyLP.startToStart = ConstraintLayout.LayoutParams.UNSET;
390 currencyLP.endToEnd = ConstraintLayout.LayoutParams.PARENT_ID;
392 amountLP.startToStart = ConstraintLayout.LayoutParams.PARENT_ID;
393 amountLP.startToEnd = ConstraintLayout.LayoutParams.UNSET;
394 amountLP.endToEnd = ConstraintLayout.LayoutParams.UNSET;
395 amountLP.endToStart = tvCurrency.getId();
397 tvCurrency.setGravity(Gravity.START);
400 amountLP.resolveLayoutDirection(tvAmount.getLayoutDirection());
401 currencyLP.resolveLayoutDirection(tvCurrency.getLayoutDirection());
403 tvAmount.setLayoutParams(amountLP);
404 tvCurrency.setLayoutParams(currencyLP);
406 // distance between the amount and the currency symbol
407 int gapSize = DimensionUtils.sp2px(tvCurrency.getContext(), 5);
409 if (position == Currency.Position.before) {
410 tvCurrency.setPaddingRelative(0, 0, hasGap ? gapSize : 0, 0);
413 tvCurrency.setPaddingRelative(hasGap ? gapSize : 0, 0, 0, 0);
416 private void setCurrencyString(String currency) {
417 if ((currency == null) || currency.isEmpty()) {
418 tvCurrency.setText(R.string.currency_symbol);
419 tvCurrency.setTextColor(0x7f000000 + (0x00ffffff & Colors.defaultTextColor));
422 tvCurrency.setText(currency);
423 tvCurrency.setTextColor(Colors.defaultTextColor);
426 private void setCurrency(Currency currency) {
427 setCurrencyString((currency == null) ? null : currency.getName());
429 private void setEditable(Boolean editable) {
430 tvDate.setEnabled(editable);
431 tvDescription.setEnabled(editable);
432 tvAccount.setEnabled(editable);
433 tvAmount.setEnabled(editable);
435 private void setCommentVisible(@NotNull Boolean visible) {
437 // showing; show the comment view and align the comment button to it
438 tvComment.setVisibility(View.VISIBLE);
439 tvComment.requestFocus();
440 ConstraintLayout.LayoutParams lp =
441 (ConstraintLayout.LayoutParams) commentButton.getLayoutParams();
442 lp.bottomToBottom = R.id.comment;
444 commentButton.setLayoutParams(lp);
447 // hiding; hide the comment view and align the comment bottom to the amount
448 tvComment.setVisibility(View.GONE);
449 ConstraintLayout.LayoutParams lp =
450 (ConstraintLayout.LayoutParams) commentButton.getLayoutParams();
451 lp.bottomToBottom = R.id.amount_layout; // R.id.parent doesn't work here
453 commentButton.setLayoutParams(lp);
456 private void setComment(String comment) {
457 if ((comment != null) && !comment.isEmpty())
458 commentButton.setBackgroundResource(R.drawable.ic_comment_black_24dp);
460 commentButton.setBackgroundResource(R.drawable.ic_comment_gray_24dp);
462 private void beginUpdates() {
464 throw new RuntimeException("Already in update mode");
467 private void endUpdates() {
469 throw new RuntimeException("Not in update mode");
475 * Stores the data from the UI elements into the model item
476 * Returns true if there were changes made that suggest transaction has to be
477 * checked for being submittable
479 private boolean syncData() {
484 Logger.debug("new-trans", "skipping syncData() loop");
491 switch (item.getType()) {
493 item.setDate(String.valueOf(tvDate.getText()));
494 item.setDescription(String.valueOf(tvDescription.getText()));
497 final LedgerTransactionAccount account = item.getAccount();
498 account.setAccountName(String.valueOf(tvAccount.getText()));
500 item.setComment(String.valueOf(tvComment.getText()));
502 String amount = String.valueOf(tvAmount.getText());
503 amount = amount.trim();
505 if (amount.isEmpty()) {
506 account.resetAmount();
507 // account.setCurrency(null);
511 amount = amount.replace(decimalSeparator, decimalDot);
512 account.setAmount(Float.parseFloat(amount));
514 catch (NumberFormatException e) {
515 Logger.debug("new-trans", String.format(
516 "assuming amount is not set due to number format exception. " +
517 "input was '%s'", amount));
518 account.resetAmount();
520 final String curr = String.valueOf(tvCurrency.getText());
521 if (curr.equals(tvCurrency.getContext()
523 .getString(R.string.currency_symbol)) ||
525 account.setCurrency(null);
527 account.setCurrency(curr);
532 throw new RuntimeException("Should not happen");
541 private void pickTransactionDate() {
542 DatePickerFragment picker = new DatePickerFragment();
543 picker.setFutureDates(mProfile.getFutureDates());
544 picker.setOnDatePickedListener(this);
545 picker.show(((NewTransactionActivity) tvDate.getContext()).getSupportFragmentManager(),
551 * @param item updates the UI elements with the data from the model item
553 @SuppressLint("DefaultLocale")
554 public void setData(NewTransactionModel.Item item) {
557 if (this.item != null && !this.item.equals(item)) {
558 this.item.stopObservingDate(dateObserver);
559 this.item.stopObservingDescription(descriptionObserver);
560 this.item.stopObservingAmountHint(hintObserver);
561 this.item.stopObservingEditableFlag(editableObserver);
562 this.item.stopObservingCommentVisible(commentVisibleObserver);
563 this.item.stopObservingComment(commentObserver);
565 .stopObservingFocusedItem(focusedAccountObserver);
567 .stopObservingAccountCount(accountCountObserver);
568 Data.currencySymbolPosition.removeObserver(currencyPositionObserver);
569 Data.currencyGap.removeObserver(currencyGapObserver);
570 Data.locale.removeObserver(localeObserver);
571 this.item.stopObservingCurrency(currencyObserver);
572 this.item.getModel().showCurrency.removeObserver(showCurrencyObserver);
577 switch (item.getType()) {
579 tvDate.setText(item.getFormattedDate());
580 tvDescription.setText(item.getDescription());
581 lHead.setVisibility(View.VISIBLE);
582 lAccount.setVisibility(View.GONE);
583 lPadding.setVisibility(View.GONE);
587 LedgerTransactionAccount acc = item.getAccount();
588 tvAccount.setText(acc.getAccountName());
589 tvComment.setText(acc.getComment());
590 if (acc.isAmountSet()) {
591 tvAmount.setText(String.format("%1.2f", acc.getAmount()));
594 tvAmount.setText("");
595 // tvAmount.setHint(R.string.zero_amount);
597 tvAmount.setHint(item.getAmountHint());
598 setCurrencyString(acc.getCurrency());
599 lHead.setVisibility(View.GONE);
600 lAccount.setVisibility(View.VISIBLE);
601 lPadding.setVisibility(View.GONE);
605 lHead.setVisibility(View.GONE);
606 lAccount.setVisibility(View.GONE);
607 lPadding.setVisibility(View.VISIBLE);
611 if (this.item == null) { // was null or has changed
613 final NewTransactionActivity activity =
614 (NewTransactionActivity) tvDescription.getContext();
616 if (!item.isOfType(ItemType.bottomFiller)) {
617 item.observeEditableFlag(activity, editableObserver);
619 .observeFocusedItem(activity, focusedAccountObserver);
621 switch (item.getType()) {
623 item.observeDate(activity, dateObserver);
624 item.observeDescription(activity, descriptionObserver);
627 item.observeAmountHint(activity, hintObserver);
628 item.observeCommentVisible(activity, commentVisibleObserver);
629 item.observeComment(activity, commentObserver);
630 Data.currencySymbolPosition.observe(activity, currencyPositionObserver);
631 Data.currencyGap.observe(activity, currencyGapObserver);
632 Data.locale.observe(activity, localeObserver);
633 item.observeCurrency(activity, currencyObserver);
634 item.getModel().showCurrency.observe(activity, showCurrencyObserver);
636 .observeAccountCount(activity, accountCountObserver);
646 public void onDatePicked(int year, int month, int day) {
647 final Calendar c = GregorianCalendar.getInstance();
648 c.set(year, month, day);
649 item.setDate(c.getTime());
650 boolean focused = tvDescription.requestFocus();
652 Misc.showSoftKeyboard((NewTransactionActivity) tvAccount.getContext());
656 public void descriptionSelected(String description) {
657 tvAccount.setText(description);
658 tvAmount.requestFocus(View.FOCUS_FORWARD);