+++ /dev/null
-/*
- * Copyright © 2019 Damyan Ivanov.
- * This file is part of MoLe.
- * MoLe is free software: you can distribute it and/or modify it
- * under the term of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your opinion), any later version.
- *
- * MoLe is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License terms for details.
- *
- * You should have received a copy of the GNU General Public License
- * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
- */
-
-package net.ktnx.mobileledger.ui.activity;
-
-import android.annotation.SuppressLint;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.lifecycle.LiveData;
-import androidx.lifecycle.MutableLiveData;
-import androidx.lifecycle.Observer;
-import androidx.lifecycle.ViewModel;
-
-import net.ktnx.mobileledger.BuildConfig;
-import net.ktnx.mobileledger.model.Currency;
-import net.ktnx.mobileledger.model.LedgerTransactionAccount;
-import net.ktnx.mobileledger.utils.Logger;
-import net.ktnx.mobileledger.utils.Misc;
-
-import org.jetbrains.annotations.NotNull;
-
-import java.util.ArrayList;
-import java.util.Calendar;
-import java.util.Collections;
-import java.util.Date;
-import java.util.GregorianCalendar;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Locale;
-import java.util.Set;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-import static net.ktnx.mobileledger.utils.Logger.debug;
-
-public class NewTransactionModel extends ViewModel {
- private static final Pattern reYMD =
- Pattern.compile("^\\s*(\\d+)\\d*/\\s*(\\d+)\\s*/\\s*(\\d+)\\s*$");
- private static final Pattern reMD = Pattern.compile("^\\s*(\\d+)\\s*/\\s*(\\d+)\\s*$");
- private static final Pattern reD = Pattern.compile("\\s*(\\d+)\\s*$");
- final MutableLiveData<Boolean> showCurrency = new MutableLiveData<>(false);
- private final Item header = new Item(this, null, "");
- private final Item trailer = new Item(this);
- private final ArrayList<Item> items = new ArrayList<>();
- private final MutableLiveData<Boolean> isSubmittable = new MutableLiveData<>(false);
- private final MutableLiveData<Integer> focusedItem = new MutableLiveData<>(0);
- private final MutableLiveData<Integer> accountCount = new MutableLiveData<>(0);
- private final MutableLiveData<Boolean> simulateSave = new MutableLiveData<>(false);
- /*
- Slots contain lists of items, all using the same currency, including the possible
- item with no account/amount that is used to help balancing the transaction
-
- There is one slot per currency
- */
- private final HashMap<String, List<Item>> slots = new HashMap<>();
- private int checkHoldCounter = 0;
- void holdSubmittableChecks() {
- checkHoldCounter++;
- }
- void releaseSubmittableChecks() {
- if (checkHoldCounter == 0)
- throw new RuntimeException("Asymmetrical call to releaseSubmittableChecks");
- checkHoldCounter--;
- }
- boolean getSimulateSave() {
- return simulateSave.getValue();
- }
- public void setSimulateSave(boolean simulateSave) {
- this.simulateSave.setValue(simulateSave);
- }
- void toggleSimulateSave() {
- simulateSave.setValue(!simulateSave.getValue());
- }
- void observeSimulateSave(@NonNull @NotNull androidx.lifecycle.LifecycleOwner owner,
- @NonNull androidx.lifecycle.Observer<? super Boolean> observer) {
- this.simulateSave.observe(owner, observer);
- }
- int getAccountCount() {
- return items.size();
- }
- public Date getDate() {
- return header.date.getValue();
- }
- public String getDescription() {
- return header.description.getValue();
- }
- LiveData<Boolean> isSubmittable() {
- return this.isSubmittable;
- }
- void reset() {
- header.date.setValue(null);
- header.description.setValue(null);
- items.clear();
- items.add(new Item(this, new LedgerTransactionAccount("")));
- items.add(new Item(this, new LedgerTransactionAccount("")));
- focusedItem.setValue(0);
- }
- void observeFocusedItem(@NonNull @NotNull androidx.lifecycle.LifecycleOwner owner,
- @NonNull androidx.lifecycle.Observer<? super Integer> observer) {
- this.focusedItem.observe(owner, observer);
- }
- void stopObservingFocusedItem(@NonNull androidx.lifecycle.Observer<? super Integer> observer) {
- this.focusedItem.removeObserver(observer);
- }
- void observeAccountCount(@NonNull @NotNull androidx.lifecycle.LifecycleOwner owner,
- @NonNull androidx.lifecycle.Observer<? super Integer> observer) {
- this.accountCount.observe(owner, observer);
- }
- void stopObservingAccountCount(@NonNull androidx.lifecycle.Observer<? super Integer> observer) {
- this.accountCount.removeObserver(observer);
- }
- int getFocusedItem() { return focusedItem.getValue(); }
- void setFocusedItem(int position) {
- focusedItem.setValue(position);
- }
- int addAccount(LedgerTransactionAccount acc) {
- items.add(new Item(this, acc));
- accountCount.setValue(getAccountCount());
- return items.size();
- }
- boolean accountsInInitialState() {
- for (Item item : items) {
- LedgerTransactionAccount acc = item.getAccount();
- if (acc.isAmountSet())
- return false;
- if (!acc.getAccountName()
- .trim()
- .isEmpty())
- return false;
- }
-
- return true;
- }
- LedgerTransactionAccount getAccount(int index) {
- return items.get(index)
- .getAccount();
- }
- Item getItem(int index) {
- if (index == 0) {
- return header;
- }
-
- if (index <= items.size())
- return items.get(index - 1);
-
- return trailer;
- }
- /*
- A transaction is submittable if:
- 0) has description
- 1) has at least two account names
- 2) each row with amount has account name
- 3) for each commodity:
- 3a) amounts must balance to 0, or
- 3b) there must be exactly one empty amount (with account)
- 4) empty accounts with empty amounts are ignored
- Side effects:
- 5) a row with an empty account name or empty amount is guaranteed to exist for each commodity
- 6) at least two rows need to be present in the ledger
-
- */
- @SuppressLint("DefaultLocale")
- void checkTransactionSubmittable(NewTransactionItemsAdapter adapter) {
- if (checkHoldCounter > 0)
- return;
-
- int accounts = 0;
- final BalanceForCurrency balance = new BalanceForCurrency();
- final String descriptionText = getDescription();
- boolean submittable = true;
- final ItemsForCurrency itemsForCurrency = new ItemsForCurrency();
- final ItemsForCurrency itemsWithEmptyAmountForCurrency = new ItemsForCurrency();
- final ItemsForCurrency itemsWithAccountAndEmptyAmountForCurrency = new ItemsForCurrency();
- final ItemsForCurrency itemsWithEmptyAccountForCurrency = new ItemsForCurrency();
- final ItemsForCurrency itemsWithAmountForCurrency = new ItemsForCurrency();
- final ItemsForCurrency itemsWithAccountForCurrency = new ItemsForCurrency();
- final ItemsForCurrency emptyRowsForCurrency = new ItemsForCurrency();
- final List<Item> emptyRows = new ArrayList<>();
-
- try {
- if ((descriptionText == null) || descriptionText.trim()
- .isEmpty())
- {
- Logger.debug("submittable", "Transaction not submittable: missing description");
- submittable = false;
- }
-
- for (int i = 0; i < this.items.size(); i++) {
- Item item = this.items.get(i);
-
- LedgerTransactionAccount acc = item.getAccount();
- String acc_name = acc.getAccountName()
- .trim();
- String currName = acc.getCurrency();
-
- itemsForCurrency.add(currName, item);
-
- if (acc_name.isEmpty()) {
- itemsWithEmptyAccountForCurrency.add(currName, item);
-
- if (acc.isAmountSet()) {
- // 2) each amount has account name
- Logger.debug("submittable", String.format(
- "Transaction not submittable: row %d has no account name, but" +
- " has" + " amount %1.2f", i + 1, acc.getAmount()));
- submittable = false;
- }
- else {
- emptyRowsForCurrency.add(currName, item);
- }
- }
- else {
- accounts++;
- itemsWithAccountForCurrency.add(currName, item);
- }
-
- if (acc.isAmountSet()) {
- itemsWithAmountForCurrency.add(currName, item);
- balance.add(currName, acc.getAmount());
- }
- else {
- itemsWithEmptyAmountForCurrency.add(currName, item);
-
- if (!acc_name.isEmpty())
- itemsWithAccountAndEmptyAmountForCurrency.add(currName, item);
- }
- }
-
- // 1) has at least two account names
- if (accounts < 2) {
- if (accounts == 0)
- Logger.debug("submittable",
- "Transaction not submittable: no account " + "names");
- else if (accounts == 1)
- Logger.debug("submittable",
- "Transaction not submittable: only one account name");
- else
- Logger.debug("submittable",
- String.format("Transaction not submittable: only %d account names",
- accounts));
- submittable = false;
- }
-
- // 3) for each commodity:
- // 3a) amount must balance to 0, or
- // 3b) there must be exactly one empty amount (with account)
- for (String balCurrency : itemsForCurrency.currencies()) {
- float currencyBalance = balance.get(balCurrency);
- if (Misc.isZero(currencyBalance)) {
- // remove hints from all amount inputs in that currency
- for (Item item : items) {
- if (Currency.equal(item.getCurrency(), balCurrency))
- item.setAmountHint(null);
- }
- }
- else {
- List<Item> list =
- itemsWithAccountAndEmptyAmountForCurrency.getList(balCurrency);
- int balanceReceiversCount = list.size();
- if (balanceReceiversCount != 1) {
- if (BuildConfig.DEBUG) {
- if (balanceReceiversCount == 0)
- Logger.debug("submittable", String.format(
- "Transaction not submittable [%s]: non-zero balance " +
- "with no empty amounts with accounts", balCurrency));
- else
- Logger.debug("submittable", String.format(
- "Transaction not submittable [%s]: non-zero balance " +
- "with multiple empty amounts with accounts", balCurrency));
- }
- submittable = false;
- }
-
- List<Item> emptyAmountList =
- itemsWithEmptyAmountForCurrency.getList(balCurrency);
-
- // suggest off-balance amount to a row and remove hints on other rows
- Item receiver = null;
- if (!list.isEmpty())
- receiver = list.get(0);
- else if (!emptyAmountList.isEmpty())
- receiver = emptyAmountList.get(0);
-
- for (Item item : items) {
- if (!Currency.equal(item.getCurrency(), balCurrency))
- continue;
-
- if (item.equals(receiver)) {
- if (BuildConfig.DEBUG)
- Logger.debug("submittable",
- String.format("Setting amount hint to %1.2f [%s]",
- -currencyBalance, balCurrency));
- item.setAmountHint(String.format("%1.2f", -currencyBalance));
- }
- else {
- if (BuildConfig.DEBUG)
- Logger.debug("submittable",
- String.format("Resetting hint of '%s' [%s]",
- (item.getAccount() == null) ? "" : item.getAccount()
- .getAccountName(),
- balCurrency));
- item.setAmountHint(null);
- }
- }
- }
- }
-
- // 5) a row with an empty account name or empty amount is guaranteed to exist for
- // each commodity
- for (String balCurrency : balance.currencies()) {
- int currEmptyRows = itemsWithEmptyAccountForCurrency.size(balCurrency);
- int currRows = itemsForCurrency.size(balCurrency);
- int currAccounts = itemsWithAccountForCurrency.size(balCurrency);
- int currAmounts = itemsWithAmountForCurrency.size(balCurrency);
- if ((currEmptyRows == 0) &&
- ((currRows == currAccounts) || (currRows == currAmounts)))
- {
- // perhaps there already is an unused empty row for another currency that
- // is not used?
-// boolean foundIt = false;
-// for (Item item : emptyRows) {
-// Currency itemCurrency = item.getCurrency();
-// String itemCurrencyName =
-// (itemCurrency == null) ? "" : itemCurrency.getName();
-// if (Misc.isZero(balance.get(itemCurrencyName))) {
-// item.setCurrency(Currency.loadByName(balCurrency));
-// item.setAmountHint(
-// String.format("%1.2f", -balance.get(balCurrency)));
-// foundIt = true;
-// break;
-// }
-// }
-//
-// if (!foundIt)
- adapter.addRow(balCurrency);
- }
- }
-
- // drop extra empty rows, not needed
- for (String currName : emptyRowsForCurrency.currencies()) {
- List<Item> emptyItems = emptyRowsForCurrency.getList(currName);
- while ((this.items.size() > 2) && (emptyItems.size() > 1)) {
- Item item = emptyItems.get(1);
- emptyItems.remove(1);
- removeRow(item, adapter);
- }
-
- // unused currency, remove last item (which is also an empty one)
- if ((items.size() > 2) && (emptyItems.size() == 1)) {
- List<Item> currItems = itemsForCurrency.getList(currName);
-
- if (currItems.size() == 1){
- Item item = emptyItems.get(0);
- removeRow(item, adapter);
- }
- }
- }
-
- // 6) at least two rows need to be present in the ledger
- while (this.items.size() < 2)
- adapter.addRow();
-
-
- debug("submittable", submittable ? "YES" : "NO");
- isSubmittable.setValue(submittable);
-
- if (BuildConfig.DEBUG) {
- debug("submittable", "== Dump of all items");
- for (int i = 0; i < items.size(); i++) {
- Item item = items.get(i);
- LedgerTransactionAccount acc = item.getAccount();
- debug("submittable", String.format("Item %2d: [%4.2f(%s) %s] %s ; %s", i,
- acc.isAmountSet() ? acc.getAmount() : 0,
- item.isAmountHintSet() ? item.getAmountHint() : "ø", acc.getCurrency(),
- acc.getAccountName(), acc.getComment()));
- }
- }
- }
- catch (NumberFormatException e) {
- debug("submittable", "NO (because of NumberFormatException)");
- isSubmittable.setValue(false);
- }
- catch (Exception e) {
- e.printStackTrace();
- debug("submittable", "NO (because of an Exception)");
- isSubmittable.setValue(false);
- }
- }
- private void removeRow(Item item, NewTransactionItemsAdapter adapter) {
- int pos = items.indexOf(item);
- items.remove(pos);
- if (adapter != null) {
- adapter.notifyItemRemoved(pos + 1);
- sendCountNotifications();
- }
- }
- void removeItem(int pos) {
- items.remove(pos);
- accountCount.setValue(getAccountCount());
- }
- void sendCountNotifications() {
- accountCount.setValue(getAccountCount());
- }
- public void sendFocusedNotification() {
- focusedItem.setValue(focusedItem.getValue());
- }
- void updateFocusedItem(int position) {
- focusedItem.setValue(position);
- }
- void noteFocusChanged(int position, FocusedElement element) {
- getItem(position).setFocusedElement(element);
- }
- void swapItems(int one, int two) {
- Collections.swap(items, one - 1, two - 1);
- }
- void toggleComment(int position) {
- final MutableLiveData<Boolean> commentVisible = getItem(position).commentVisible;
- commentVisible.postValue(!commentVisible.getValue());
- }
- void moveItemLast(int index) {
- /* 0
- 1 <-- index
- 2
- 3 <-- desired position
- */
- int itemCount = items.size();
-
- if (index < itemCount - 1) {
- Item acc = items.remove(index);
- items.add(itemCount - 1, acc);
- }
- }
- void toggleCurrencyVisible() {
- showCurrency.setValue(!showCurrency.getValue());
- }
- public void setItemCurrency(Item item, Currency newCurrency,
- NewTransactionItemsAdapter adapter) {
- Currency oldCurrency = item.getCurrency();
- if (!Currency.equal(newCurrency, oldCurrency)) {
- holdSubmittableChecks();
- try {
- item.setCurrency(newCurrency);
-// for (Item i : items) {
-// if (Currency.equal(i.getCurrency(), oldCurrency))
-// i.setCurrency(newCurrency);
-// }
- }
- finally {
- releaseSubmittableChecks();
- }
-
- checkTransactionSubmittable(adapter);
- }
- }
- enum ItemType {generalData, transactionRow, bottomFiller}
-
- enum FocusedElement {Account, Comment, Amount}
-
- private class ItemsForCurrency {
- private HashMap<String, List<Item>> hashMap = new HashMap<>();
- @NonNull
- List<Item> getList(@Nullable String currencyName) {
- List<Item> list = hashMap.get(currencyName);
- if (list == null) {
- list = new ArrayList<>();
- hashMap.put(currencyName, list);
- }
- return list;
- }
- void add(@Nullable String currencyName, @NonNull Item item) {
- getList(currencyName).add(item);
- }
- int size(@Nullable String currencyName) {
- return this.getList(currencyName)
- .size();
- }
- Set<String> currencies() {
- return hashMap.keySet();
- }
- }
-
- //==========================================================================================
-
- private class BalanceForCurrency {
- private HashMap<String, Float> hashMap = new HashMap<>();
- float get(String currencyName) {
- Float f = hashMap.get(currencyName);
- if (f == null) {
- f = 0f;
- hashMap.put(currencyName, f);
- }
- return f;
- }
- void add(String currencyName, float amount) {
- hashMap.put(currencyName, get(currencyName) + amount);
- }
- Set<String> currencies() {
- return hashMap.keySet();
- }
- boolean containsCurrency(String currencyName) {
- return hashMap.containsKey(currencyName);
- }
- }
-
- class Item {
- private ItemType type;
- private MutableLiveData<Date> date = new MutableLiveData<>();
- private MutableLiveData<String> description = new MutableLiveData<>();
- private LedgerTransactionAccount account;
- private MutableLiveData<String> amountHint = new MutableLiveData<>(null);
- private NewTransactionModel model;
- private MutableLiveData<Boolean> editable = new MutableLiveData<>(true);
- private FocusedElement focusedElement = FocusedElement.Account;
- private MutableLiveData<String> comment = new MutableLiveData<>(null);
- private MutableLiveData<Boolean> commentVisible = new MutableLiveData<>(false);
- private MutableLiveData<Currency> currency = new MutableLiveData<>(null);
- private boolean amountHintIsSet = false;
- Item(NewTransactionModel model) {
- this.model = model;
- type = ItemType.bottomFiller;
- editable.setValue(false);
- }
- Item(NewTransactionModel model, Date date, String description) {
- this.model = model;
- this.type = ItemType.generalData;
- this.date.setValue(date);
- this.description.setValue(description);
- this.editable.setValue(true);
- }
- Item(NewTransactionModel model, LedgerTransactionAccount account) {
- this.model = model;
- this.type = ItemType.transactionRow;
- this.account = account;
- String currName = account.getCurrency();
- Currency curr = null;
- if ((currName != null) && !currName.isEmpty())
- curr = Currency.loadByName(currName);
- this.currency.setValue(curr);
- this.editable.setValue(true);
- }
- FocusedElement getFocusedElement() {
- return focusedElement;
- }
- void setFocusedElement(FocusedElement focusedElement) {
- this.focusedElement = focusedElement;
- }
- public NewTransactionModel getModel() {
- return model;
- }
- void setEditable(boolean editable) {
- ensureType(ItemType.generalData, ItemType.transactionRow);
- this.editable.setValue(editable);
- }
- private void ensureType(ItemType type1, ItemType type2) {
- if ((type != type1) && (type != type2)) {
- throw new RuntimeException(
- String.format("Actual type (%s) differs from wanted (%s or %s)", type,
- type1, type2));
- }
- }
- String getAmountHint() {
- ensureType(ItemType.transactionRow);
- return amountHint.getValue();
- }
- void setAmountHint(String amountHint) {
- ensureType(ItemType.transactionRow);
-
- // avoid unnecessary triggers
- if (amountHint == null) {
- if (this.amountHint.getValue() == null)
- return;
- amountHintIsSet = false;
- }
- else {
- if (amountHint.equals(this.amountHint.getValue()))
- return;
- amountHintIsSet = true;
- }
-
- this.amountHint.setValue(amountHint);
- }
- void observeAmountHint(@NonNull @NotNull androidx.lifecycle.LifecycleOwner owner,
- @NonNull androidx.lifecycle.Observer<? super String> observer) {
- this.amountHint.observe(owner, observer);
- }
- void stopObservingAmountHint(
- @NonNull androidx.lifecycle.Observer<? super String> observer) {
- this.amountHint.removeObserver(observer);
- }
- ItemType getType() {
- return type;
- }
- void ensureType(ItemType wantedType) {
- if (type != wantedType) {
- throw new RuntimeException(
- String.format("Actual type (%s) differs from wanted (%s)", type,
- wantedType));
- }
- }
- public Date getDate() {
- ensureType(ItemType.generalData);
- return date.getValue();
- }
- public void setDate(Date date) {
- ensureType(ItemType.generalData);
- this.date.setValue(date);
- }
- public void setDate(String text) {
- if ((text == null) || text.trim()
- .isEmpty())
- {
- setDate((Date) null);
- return;
- }
-
- int year, month, day;
- final Calendar c = GregorianCalendar.getInstance();
- Matcher m = reYMD.matcher(text);
- if (m.matches()) {
- year = Integer.parseInt(m.group(1));
- month = Integer.parseInt(m.group(2)) - 1; // month is 0-based
- day = Integer.parseInt(m.group(3));
- }
- else {
- year = c.get(Calendar.YEAR);
- m = reMD.matcher(text);
- if (m.matches()) {
- month = Integer.parseInt(m.group(1)) - 1;
- day = Integer.parseInt(m.group(2));
- }
- else {
- month = c.get(Calendar.MONTH);
- m = reD.matcher(text);
- if (m.matches()) {
- day = Integer.parseInt(m.group(1));
- }
- else {
- day = c.get(Calendar.DAY_OF_MONTH);
- }
- }
- }
-
- c.set(year, month, day);
-
- this.setDate(c.getTime());
- }
- void observeDate(@NonNull @NotNull androidx.lifecycle.LifecycleOwner owner,
- @NonNull androidx.lifecycle.Observer<? super Date> observer) {
- this.date.observe(owner, observer);
- }
- void stopObservingDate(@NonNull androidx.lifecycle.Observer<? super Date> observer) {
- this.date.removeObserver(observer);
- }
- public String getDescription() {
- ensureType(ItemType.generalData);
- return description.getValue();
- }
- public void setDescription(String description) {
- ensureType(ItemType.generalData);
- this.description.setValue(description);
- }
- void observeDescription(@NonNull @NotNull androidx.lifecycle.LifecycleOwner owner,
- @NonNull androidx.lifecycle.Observer<? super String> observer) {
- this.description.observe(owner, observer);
- }
- void stopObservingDescription(
- @NonNull androidx.lifecycle.Observer<? super String> observer) {
- this.description.removeObserver(observer);
- }
- public LedgerTransactionAccount getAccount() {
- ensureType(ItemType.transactionRow);
- return account;
- }
- public void setAccountName(String name) {
- account.setAccountName(name);
- }
- /**
- * getFormattedDate()
- *
- * @return nicely formatted, shortest available date representation
- */
- String getFormattedDate() {
- if (date == null)
- return null;
- Date time = date.getValue();
- if (time == null)
- return null;
-
- Calendar c = GregorianCalendar.getInstance();
- c.setTime(time);
- Calendar today = GregorianCalendar.getInstance();
-
- final int myYear = c.get(Calendar.YEAR);
- final int myMonth = c.get(Calendar.MONTH);
- final int myDay = c.get(Calendar.DAY_OF_MONTH);
-
- if (today.get(Calendar.YEAR) != myYear) {
- return String.format(Locale.US, "%d/%02d/%02d", myYear, myMonth + 1, myDay);
- }
-
- if (today.get(Calendar.MONTH) != myMonth) {
- return String.format(Locale.US, "%d/%02d", myMonth + 1, myDay);
- }
-
- return String.valueOf(myDay);
- }
- void observeEditableFlag(NewTransactionActivity activity, Observer<Boolean> observer) {
- editable.observe(activity, observer);
- }
- void stopObservingEditableFlag(Observer<Boolean> observer) {
- editable.removeObserver(observer);
- }
- void observeCommentVisible(NewTransactionActivity activity, Observer<Boolean> observer) {
- commentVisible.observe(activity, observer);
- }
- void stopObservingCommentVisible(Observer<Boolean> observer) {
- commentVisible.removeObserver(observer);
- }
- void observeComment(NewTransactionActivity activity, Observer<String> observer) {
- comment.observe(activity, observer);
- }
- void stopObservingComment(Observer<String> observer) {
- comment.removeObserver(observer);
- }
- public void setComment(String comment) {
- getAccount().setComment(comment);
- this.comment.postValue(comment);
- }
- public Currency getCurrency() {
- return this.currency.getValue();
- }
- public void setCurrency(Currency currency) {
- Currency present = this.currency.getValue();
- if ((currency == null) && (present != null) ||
- (currency != null) && !currency.equals(present))
- {
- getAccount().setCurrency((currency != null && !currency.getName()
- .isEmpty())
- ? currency.getName() : null);
- this.currency.setValue(currency);
- }
- }
- void observeCurrency(NewTransactionActivity activity, Observer<Currency> observer) {
- currency.observe(activity, observer);
- }
- void stopObservingCurrency(Observer<Currency> observer) {
- currency.removeObserver(observer);
- }
- boolean isOfType(ItemType type) {
- return this.type == type;
- }
- boolean isAmountHintSet() {
- return amountHintIsSet;
- }
- }
-}