move locale live-data initialization to a static initialization block

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / model / Data.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/model/Data.java b/app/src/main/java/net/ktnx/mobileledger/model/Data.java
index 02ba81d454ad9acddbeadad301091df7a7c251d4..aaaf4991878d580a716b5f3cc3326e67e6cb58b9 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/model/Data.java
+++ b/app/src/main/java/net/ktnx/mobileledger/model/Data.java
@@ -21,7 +21,11 @@ import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.os.AsyncTask;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.lifecycle.LifecycleOwner;
 import androidx.lifecycle.MutableLiveData;
+import androidx.lifecycle.Observer;
 
 import net.ktnx.mobileledger.App;
 import net.ktnx.mobileledger.async.RetrieveTransactionsTask;
@@ -39,6 +43,7 @@ import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 import java.util.Locale;
+import java.util.Objects;
 import java.util.concurrent.atomic.AtomicInteger;
 
 import static net.ktnx.mobileledger.utils.Logger.debug;
@@ -52,6 +57,8 @@ public final class Data {
             new MutableLiveData<>(null);
     public static final MutableLiveData<Boolean> backgroundTasksRunning =
             new MutableLiveData<>(false);
+    public static final MutableLiveData<RetrieveTransactionsTask.Progress> backgroundTaskProgress =
+            new MutableLiveData<>();
     public static final MutableLiveData<Date> lastUpdateDate = new MutableLiveData<>();
     public static final MutableLiveData<ArrayList<MobileLedgerProfile>> profiles =
             new MutableLiveData<>(null);
@@ -59,18 +66,23 @@ public final class Data {
     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<>(Locale.getDefault());
+    public static final MutableLiveData<Locale> locale = new MutableLiveData<>();
+    public static final MutableLiveData<Boolean> drawerOpen = new MutableLiveData<>(false);
     private static final MutableLiveData<MobileLedgerProfile> profile =
             new InertMutableLiveData<>();
     private static final AtomicInteger backgroundTaskCount = new AtomicInteger(0);
     private static final Locker profilesLocker = new Locker();
     public static MutableLiveData<Integer> foundTransactionItemIndex = new MutableLiveData<>(null);
     private static RetrieveTransactionsTask retrieveTransactionsTask;
+
+    static {
+        locale.setValue(Locale.getDefault());
+    }
+
     @NonNull
     public static MobileLedgerProfile getProfile() {
         return Objects.requireNonNull(profile.getValue());
     }
-    public static final MutableLiveData<Boolean> drawerOpen = new MutableLiveData<>(false);
     public static void backgroundTaskStarted() {
         int cnt = backgroundTaskCount.incrementAndGet();
         debug("data",
@@ -182,10 +194,10 @@ public final class Data {
     public static void refreshCurrencyData(Locale locale) {
         NumberFormat formatter = NumberFormat.getCurrencyInstance(locale);
         java.util.Currency currency = formatter.getCurrency();
-        String symbol = currency.getSymbol();
+        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.toString(), symbol));
+                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));