+ 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<>();
+ private static final MutableLiveData<Profile> profile = new InertMutableLiveData<>();
+ private static final AtomicInteger backgroundTaskCount = new AtomicInteger(0);
+ private static final Locker profilesLocker = new Locker();
+ private static NumberFormat numberFormatter;
+
+ static {
+ locale.setValue(Locale.getDefault());
+ }
+
+ @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.setGroupingUsed(true);
+ newNumberFormatter.setMinimumIntegerDigits(1);
+ newNumberFormatter.setMinimumFractionDigits(2);
+
+ numberFormatter = newNumberFormatter;
+ }
+ public static String formatCurrency(float number) {
+ NumberFormat formatter = NumberFormat.getCurrencyInstance(locale.getValue());
+ return formatter.format(number);
+ }
+ 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 parsed.floatValue();
+ }
+}
\ No newline at end of file