+ public static final MutableLiveData<Boolean> backgroundTasksRunning =
+ new MutableLiveData<>(false);
+ public static final MutableLiveData<RetrieveTransactionsTask.Progress> backgroundTaskProgress =
+ new MutableLiveData<>();
+ public static final MutableLiveData<ArrayList<MobileLedgerProfile>> profiles =
+ new MutableLiveData<>(null);
+ 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 ObservableValue<String> lastTransactionsUpdateText =
+ new ObservableValue<>();
+ public static final ObservableValue<String> lastAccountsUpdateText = new ObservableValue<>();
+ private static final MutableLiveData<MobileLedgerProfile> profile =
+ new InertMutableLiveData<>();
+ private static final AtomicInteger backgroundTaskCount = new AtomicInteger(0);
+ private static final Locker profilesLocker = new Locker();
+
+ static {
+ locale.setValue(Locale.getDefault());
+ }
+
+ @NonNull
+ public static MobileLedgerProfile getProfile() {
+ return Objects.requireNonNull(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 MobileLedgerProfile newProfile) {
+ MLDB.setOption(MLDB.OPT_PROFILE_UUID, newProfile.getUuid());
+ profile.setValue(newProfile);
+ }
+ public static void postCurrentProfile(@NonNull MobileLedgerProfile newProfile) {
+ MLDB.setOption(MLDB.OPT_PROFILE_UUID, newProfile.getUuid());
+ profile.postValue(newProfile);
+ }
+ public static int getProfileIndex(MobileLedgerProfile profile) {
+ try (LockHolder ignored = profilesLocker.lockForReading()) {
+ List<MobileLedgerProfile> prList = profiles.getValue();
+ if (prList == null)
+ throw new AssertionError();
+ for (int i = 0; i < prList.size(); i++) {
+ MobileLedgerProfile p = prList.get(i);
+ if (p.equals(profile))
+ return i;
+ }
+
+ return -1;
+ }
+ }
+ @SuppressWarnings("WeakerAccess")
+ public static int getProfileIndex(String profileUUID) {
+ try (LockHolder ignored = profilesLocker.lockForReading()) {
+ List<MobileLedgerProfile> prList = profiles.getValue();
+ if (prList == null)
+ throw new AssertionError();
+ for (int i = 0; i < prList.size(); i++) {
+ MobileLedgerProfile p = prList.get(i);
+ if (p.getUuid()
+ .equals(profileUUID))
+ return i;
+ }
+
+ return -1;
+ }
+ }
+ public static int retrieveCurrentThemeIdFromDb() {
+ String profileUUID = MLDB.getOption(MLDB.OPT_PROFILE_UUID, null);
+ if (profileUUID == null)
+ return -1;
+
+ SQLiteDatabase db = App.getDatabase();
+ try (Cursor c = db.rawQuery("SELECT theme from profiles where uuid=?",
+ new String[]{profileUUID}))
+ {
+ if (c.moveToNext())
+ return c.getInt(0);
+ }
+
+ return -1;
+ }
+ @Nullable
+ public static MobileLedgerProfile getProfile(String profileUUID) {
+ MobileLedgerProfile profile;
+ try (LockHolder readLock = profilesLocker.lockForReading()) {
+ List<MobileLedgerProfile> prList = profiles.getValue();
+ if ((prList == null) || prList.isEmpty()) {
+ readLock.close();
+ try (LockHolder ignored = profilesLocker.lockForWriting()) {
+ profile = MobileLedgerProfile.loadAllFromDB(profileUUID);
+ }
+ }
+ else {
+ int i = getProfileIndex(profileUUID);
+ if (i == -1)
+ i = 0;
+ profile = prList.get(i);
+ }
+ }
+ return profile;
+ }
+ 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);
+ }
+ public static String formatNumber(float number) {
+ NumberFormat formatter = NumberFormat.getCurrencyInstance(locale.getValue());
+ return formatter.format(number);
+ }
+ public static void observeProfile(LifecycleOwner lifecycleOwner,
+ Observer<MobileLedgerProfile> observer) {
+ profile.observe(lifecycleOwner, observer);
+ }
+ public synchronized static MobileLedgerProfile initProfile() {
+ MobileLedgerProfile currentProfile = profile.getValue();
+ if (currentProfile != null)
+ return currentProfile;
+
+ String profileUUID = MLDB.getOption(MLDB.OPT_PROFILE_UUID, null);
+ MobileLedgerProfile startupProfile = getProfile(profileUUID);
+ if (startupProfile != null)
+ setCurrentProfile(startupProfile);
+ Logger.debug("profile", "initProfile() returning " + startupProfile);
+ return startupProfile;
+ }
+
+ public static void removeProfileObservers(LifecycleOwner owner) {
+ profile.removeObservers(owner);
+ }
+}
\ No newline at end of file