/*
- * Copyright © 2019 Damyan Ivanov.
+ * Copyright © 2021 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
package net.ktnx.mobileledger.model;
-import net.ktnx.mobileledger.utils.MLDB;
-import net.ktnx.mobileledger.utils.ObservableAtomicInteger;
-import net.ktnx.mobileledger.utils.ObservableList;
-import net.ktnx.mobileledger.utils.ObservableValue;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
+import androidx.lifecycle.Observer;
-import java.util.ArrayList;
+import net.ktnx.mobileledger.async.RetrieveTransactionsTask;
+import net.ktnx.mobileledger.db.DB;
+import net.ktnx.mobileledger.db.Profile;
+import net.ktnx.mobileledger.utils.Locker;
+import net.ktnx.mobileledger.utils.Logger;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.text.DecimalFormatSymbols;
+import java.text.NumberFormat;
+import java.text.ParseException;
+import java.text.ParsePosition;
import java.util.Date;
import java.util.List;
+import java.util.Locale;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import static net.ktnx.mobileledger.utils.Logger.debug;
public final class Data {
- public static TransactionList transactions = new TransactionList();
- public static ObservableValue<ArrayList<LedgerAccount>> accounts =
- new ObservableValue<>(new ArrayList<>());
- public static ObservableAtomicInteger backgroundTaskCount = new ObservableAtomicInteger(0);
- public static ObservableValue<Date> lastUpdateDate = new ObservableValue<>();
- public static ObservableValue<MobileLedgerProfile> profile = new ObservableValue<>();
- public static ObservableList<MobileLedgerProfile> profiles =
- new ObservableList<>(new ArrayList<>());
- public static ObservableValue<Boolean> optShowOnlyStarred = new ObservableValue<>();
- public static void setCurrentProfile(MobileLedgerProfile newProfile) {
- MLDB.setOption(MLDB.OPT_PROFILE_UUID, newProfile.getUuid());
- profile.set(newProfile);
- }
- public static int getProfileIndex(MobileLedgerProfile profile) {
- List<MobileLedgerProfile> list = profiles.getList();
-
- for (int i = 0; i < list.size(); i++) {
- MobileLedgerProfile p = list.get(i);
- if (p.equals(profile)) return i;
+ public static final MutableLiveData<Boolean> backgroundTasksRunning =
+ new MutableLiveData<>(false);
+ public static final MutableLiveData<RetrieveTransactionsTask.Progress> backgroundTaskProgress =
+ new MutableLiveData<>();
+ public static final LiveData<List<Profile>> profiles = DB.get()
+ .getProfileDAO()
+ .getAllOrdered();
+ public static final MutableLiveData<Currency.Position> currencySymbolPosition =
+ new MutableLiveData<>();
+ public static final MutableLiveData<Boolean> currencyGap = new MutableLiveData<>(true);
+ public static final MutableLiveData<Locale> locale = new MutableLiveData<>();
+ public static final MutableLiveData<Boolean> drawerOpen = new MutableLiveData<>(false);
+ public static final MutableLiveData<Date> lastUpdateDate = new MutableLiveData<>(null);
+ public static final MutableLiveData<Integer> lastUpdateTransactionCount =
+ new MutableLiveData<>(0);
+ public static final MutableLiveData<Integer> lastUpdateAccountCount = new MutableLiveData<>(0);
+ public static final MutableLiveData<String> lastTransactionsUpdateText =
+ new MutableLiveData<>();
+ public static final MutableLiveData<String> lastAccountsUpdateText = new MutableLiveData<>();
+ public static final String decimalDot = ".";
+
+ private static final MutableLiveData<Profile> profile = new MutableLiveData<>();
+ private static final AtomicInteger backgroundTaskCount = new AtomicInteger(0);
+ private static final Locker profilesLocker = new Locker();
+ private static NumberFormat numberFormatter;
+ private static String decimalSeparator = "";
+
+ static {
+ locale.setValue(Locale.getDefault());
+ }
+
+ public static String getDecimalSeparator() {
+ return decimalSeparator;
+ }
+ @Nullable
+ public static Profile getProfile() {
+ return profile.getValue();
+ }
+ public static void backgroundTaskStarted() {
+ int cnt = backgroundTaskCount.incrementAndGet();
+ debug("data",
+ String.format(Locale.ENGLISH, "background task count is %d after incrementing",
+ cnt));
+ backgroundTasksRunning.postValue(cnt > 0);
+ }
+ public static void backgroundTaskFinished() {
+ int cnt = backgroundTaskCount.decrementAndGet();
+ debug("data",
+ String.format(Locale.ENGLISH, "background task count is %d after decrementing",
+ cnt));
+ backgroundTasksRunning.postValue(cnt > 0);
+ }
+ public static void setCurrentProfile(@NonNull Profile newProfile) {
+ profile.setValue(newProfile);
+ }
+ public static void postCurrentProfile(@NonNull Profile newProfile) {
+ profile.postValue(newProfile);
+ }
+ public static void refreshCurrencyData(Locale locale) {
+ NumberFormat formatter = NumberFormat.getCurrencyInstance(locale);
+ java.util.Currency currency = formatter.getCurrency();
+ String symbol = currency != null ? currency.getSymbol() : "";
+ Logger.debug("locale", String.format(
+ "Discovering currency symbol position for locale %s (currency is %s; symbol is %s)",
+ locale.toString(), currency != null ? currency.toString() : "<none>", symbol));
+ String formatted = formatter.format(1234.56f);
+ Logger.debug("locale", String.format("1234.56 formats as '%s'", formatted));
+
+ if (formatted.startsWith(symbol)) {
+ currencySymbolPosition.setValue(Currency.Position.before);
+
+ // is the currency symbol directly followed by the first formatted digit?
+ final char canary = formatted.charAt(symbol.length());
+ currencyGap.setValue(canary != '1');
+ }
+ else if (formatted.endsWith(symbol)) {
+ currencySymbolPosition.setValue(Currency.Position.after);
+
+ // is the currency symbol directly preceded bu the last formatted digit?
+ final char canary = formatted.charAt(formatted.length() - symbol.length() - 1);
+ currencyGap.setValue(canary != '6');
}
+ else
+ currencySymbolPosition.setValue(Currency.Position.none);
+
+ NumberFormat newNumberFormatter = NumberFormat.getNumberInstance();
+ newNumberFormatter.setParseIntegerOnly(false);
+ newNumberFormatter.setGroupingUsed(true);
+ newNumberFormatter.setMinimumIntegerDigits(1);
+ newNumberFormatter.setMinimumFractionDigits(2);
+
+ numberFormatter = newNumberFormatter;
+
+ decimalSeparator = String.valueOf(DecimalFormatSymbols.getInstance(locale)
+ .getMonetaryDecimalSeparator());
+ }
+ @NotNull
+ public static String formatCurrency(float number) {
+ NumberFormat formatter = NumberFormat.getCurrencyInstance(locale.getValue());
+ return formatter.format(number);
+ }
+ @NotNull
+ public static String formatNumber(float number) {
+ return numberFormatter.format(number);
+ }
+ public static void observeProfile(LifecycleOwner lifecycleOwner, Observer<Profile> observer) {
+ profile.observe(lifecycleOwner, observer);
+ }
+ public static void removeProfileObservers(LifecycleOwner owner) {
+ profile.removeObservers(owner);
+ }
+ public static float parseNumber(String str) throws ParseException {
+ ParsePosition pos = new ParsePosition(0);
+ Number parsed = numberFormatter.parse(str);
+ if (parsed == null || pos.getErrorIndex() > -1)
+ throw new ParseException("Error parsing '" + str + "'", pos.getErrorIndex());
- return -1;
+ return parsed.floatValue();
}
-}
+}
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