Refer to the Bluetooth scale as the user's scale

This in an attempt to improve the first user experience, see #253.

android_app/app/src/main/java/com/health/openscale/gui/preferences/BluetoothPreferences.java

@@ -25,6 +25,7 @@ import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.graphics.PorterDuff;
 import android.net.Uri;
@@ -62,6 +63,24 @@ public class BluetoothPreferences extends PreferenceFragment {
     private Handler handler = null;
     private Map<String, BluetoothDevice> foundDevices = new HashMap<>();
 
+    private static final String formatDeviceName(String name, String address) {
+        if (name.isEmpty() || address.isEmpty()) {
+            return "-";
+        }
+        return String.format("%s [%s]", name, address);
+    }
+
+    private static final String formatDeviceName(BluetoothDevice device) {
+        return formatDeviceName(device.getName(), device.getAddress());
+    }
+
+    private String getCurrentDeviceName() {
+        SharedPreferences prefs = getPreferenceManager().getSharedPreferences();
+        return formatDeviceName(
+                prefs.getString(PREFERENCE_KEY_BLUETOOTH_DEVICE_NAME, ""),
+                prefs.getString(PREFERENCE_KEY_BLUETOOTH_HW_ADDRESS, ""));
+    }
+
     private void startBluetoothDiscovery() {
         foundDevices.clear();
         btScanner.removeAll();
@@ -177,12 +196,12 @@ public class BluetoothPreferences extends PreferenceFragment {
         }
 
         Preference prefBtDevice = new Preference(getActivity());
-        prefBtDevice.setTitle(device.getName() + " [" + device.getAddress() + "]");
+        prefBtDevice.setTitle(formatDeviceName(device));
 
         BluetoothCommunication btDevice = BluetoothFactory.createDeviceDriver(getActivity(), device.getName());
         if (btDevice != null) {
-            Timber.d("Found supported device '%s' (driver: %s, type: %d) [%s]",
+            Timber.d("Found supported device %s (driver: %s, type: %d)",
-                    device.getName(), btDevice.driverName(), device.getType(), device.getAddress());
+                    formatDeviceName(device), btDevice.driverName(), device.getType());
             prefBtDevice.setOnPreferenceClickListener(new onClickListenerDeviceSelect());
             prefBtDevice.setKey(device.getAddress());
             prefBtDevice.setIcon(R.drawable.ic_bluetooth_connection_lost);
@@ -192,8 +211,8 @@ public class BluetoothPreferences extends PreferenceFragment {
             prefBtDevice.getIcon().setColorFilter(tintColor, PorterDuff.Mode.SRC_IN);
         }
         else {
-            Timber.d("Found unsupported device '%s' (type: %d) [%s]",
+            Timber.d("Found unsupported device %s (type: %d)",
-                    device.getName(), device.getType(), device.getAddress());
+                    formatDeviceName(device), device.getType());
             prefBtDevice.setIcon(R.drawable.ic_bluetooth_disabled);
             prefBtDevice.setSummary(R.string.label_bt_device_no_support);
             prefBtDevice.setEnabled(false);
@@ -231,6 +250,12 @@ public class BluetoothPreferences extends PreferenceFragment {
         }
     };
 
+    private void updateBtScannerSummary() {
+        // Set summary text and trigger data set changed to make UI update
+        btScanner.setSummary(getCurrentDeviceName());
+        ((BaseAdapter)getPreferenceScreen().getRootAdapter()).notifyDataSetChanged();
+    }
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -258,13 +283,7 @@ public class BluetoothPreferences extends PreferenceFragment {
                 }
             });
 
-            String deviceName = btScanner.getSharedPreferences().getString(
+            updateBtScannerSummary();
-                    PREFERENCE_KEY_BLUETOOTH_DEVICE_NAME, "-");
-            if (!deviceName.equals("-")) {
-                deviceName += " [" + btScanner.getSharedPreferences().getString(
-                        PREFERENCE_KEY_BLUETOOTH_HW_ADDRESS, "") + "]";
-            }
-            btScanner.setSummary(deviceName);
 
             // Dummy preference to make screen open
             btScanner.addPreference(new Preference(getActivity()));
@@ -307,7 +326,7 @@ public class BluetoothPreferences extends PreferenceFragment {
     private void getDebugInfo(final BluetoothDevice device) {
         AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
         builder.setTitle("Fetching info")
-                .setMessage("Please wait while we fetch extended info from the device...")
+                .setMessage("Please wait while we fetch extended info from your scale...")
                 .setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
                     @Override
                     public void onClick(DialogInterface dialog, int which) {
@@ -345,9 +364,7 @@ public class BluetoothPreferences extends PreferenceFragment {
                     .putString(PREFERENCE_KEY_BLUETOOTH_DEVICE_NAME, device.getName())
                     .apply();
 
-            // Set summary text and trigger data set changed to make UI update
+            updateBtScannerSummary();
-            btScanner.setSummary(preference.getTitle());
-            ((BaseAdapter)getPreferenceScreen().getRootAdapter()).notifyDataSetChanged();
 
             stopDiscoveryAndLeScan();
             btScanner.getDialog().dismiss();

android_app/app/src/main/res/values-ca/strings.xml

@@ -104,7 +104,6 @@
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Buscar bàscula en iniciar</string>
     <string name="label_bluetooth_searching">Buscant bàscules Bluetooth</string>
-    <string name="label_device_type">Tipus de dispositiu</string>
 
     <string name="label_enable_labels">Etiqueta en el punt de mesura</string>
     <string name="label_enable_points">Mostreu un punt en la mesura</string>

android_app/app/src/main/res/values-cs/strings.xml

@@ -92,7 +92,6 @@
     <string name="question_really_delete_user">Opravdu chcete smazat tohoto uživatele?</string>
 
     <string name="label_bluetooth_title">Bluetooth</string>
-    <string name="label_device_type">Typ zařízení</string>
 
     <string name="label_delete_confirmation">Potvrzení smazání</string>
 

android_app/app/src/main/res/values-de/strings.xml

@@ -77,7 +77,6 @@
     <string name="info_bluetooth_connection_successful">Verbindung hergestellt</string>
     <string name="info_bluetooth_no_device">Kein Bluetooth Gerät gefunden</string>
     <string name="info_bluetooth_try_connection">Verbinde mit:</string>
-    <string name="label_device_type">Gerätetyp</string>
     <string name="info_bluetooth_init">Initializiere Bluetooth Gerät</string>
     <string name="label_smartUserAssign">Intelligente Benutzer-Zuweisung</string>
     <string name="default_value_reminder_notify_text">Zeit zum Wiegen</string>

android_app/app/src/main/res/values-es/strings.xml

@@ -104,7 +104,6 @@
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Conectar a la báscula al iniciar</string>
     <string name="label_bluetooth_searching">Buscando básculas Bluetooth</string>
-    <string name="label_device_type">Tipo de dispositivo</string>
 
     <string name="label_enable_labels">Etiqueta de datos</string>
     <string name="label_enable_points">Punto de datos</string>

android_app/app/src/main/res/values-fr/strings.xml

@@ -96,7 +96,6 @@
 
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Se connecter à une balance au lancement de l\'application</string>
-    <string name="label_device_type">Type d\'appareil</string>
 
     <string name="label_enable_labels">Étiquette sur les données</string>
     <string name="label_enable_points">Point de données</string>

android_app/app/src/main/res/values-ja/strings.xml

@@ -77,7 +77,6 @@
     <string name="info_bluetooth_connection_error">予期しないBluetoothエラー</string>
     <string name="info_bluetooth_connection_lost">Bluetooth接続が切断されました</string>
     <string name="info_bluetooth_connection_successful">接続が確立しました</string>
-    <string name="label_device_type">デバイスタイプ</string>
     <string name="info_bluetooth_init">Bluetooth接続を初期化する</string>
     <string name="default_value_reminder_notify_text">体重測定の時間</string>
     <string name="label_reminder">リマインダー</string>

android_app/app/src/main/res/values-nb/strings.xml

@@ -113,7 +113,6 @@
     <string name="label_mergeWithLastMeasurement">Flett med foregående måling</string>
     <string name="label_bluetooth_searching">Søker etter Blåtannsvekt</string>
     <string name="label_bluetooth_searching_finished">Søk fullført</string>
-    <string name="label_device_type">Enhetstype</string>
 
     <string name="label_enable_labels">Dataetikett</string>
     <string name="label_enable_points">Datapunkt</string>

android_app/app/src/main/res/values-nl/strings.xml

@@ -106,7 +106,6 @@
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Zoek naar weegschaal bij opstarten</string>
     <string name="label_bluetooth_searching">Zoeken naar Bluetooth weegschalen</string>
-    <string name="label_device_type">Apparaat Type</string>
 
     <string name="label_enable_labels">Label op gegevenspunt</string>
     <string name="label_enable_points">Punt op gegevenspunt</string>

android_app/app/src/main/res/values-pl/strings.xml

@@ -113,7 +113,6 @@
     <string name="label_mergeWithLastMeasurement">Scal z ostatnim pomiarem</string>
     <string name="label_bluetooth_searching">Wyszukuje wagi Bluetooth</string>
     <string name="label_bluetooth_searching_finished">Wyszukiwanie zakończone</string>
-    <string name="label_device_type">Rodzaj urządzenia</string>
 
     <string name="label_enable_labels">Etykiety danych</string>
     <string name="label_enable_points">Punkt danych</string>

android_app/app/src/main/res/values-pt-rBR/strings.xml

@@ -60,7 +60,6 @@
     <string name="label_delete">Apagar</string>
     <string name="label_delete_all">Apagar tudo</string>
     <string name="label_delete_confirmation">Confirma remoção</string>
-    <string name="label_device_type">Tipo de dispositivo</string>
     <string name="label_enable_labels">Etiquetas nos pontos de dados</string>
     <string name="label_enable_points">Circular pontos de dados</string>
     <string name="label_export">Exportar</string>

android_app/app/src/main/res/values-ro/strings.xml

@@ -113,7 +113,6 @@
     <string name="label_mergeWithLastMeasurement">Adaugă la ultima măsurătoare</string>
     <string name="label_bluetooth_searching">În curs de căutare a unui cântar Bluetooth</string>
     <string name="label_bluetooth_searching_finished">Căutare încheiată</string>
-    <string name="label_device_type">Tip de aparat</string>
 
     <string name="label_enable_labels">Etichetare date</string>
     <string name="label_enable_points">Poziție</string>

android_app/app/src/main/res/values-sk/strings.xml

@@ -87,7 +87,6 @@
   <string name="label_bluetooth_title">Bluetooth</string>
   <string name="label_bluetooth_enable">Vyhľadať váhu po spustení</string>
   <string name="label_bluetooth_searching">Prebieha vyhľadávanie Bluetooth váhy</string>
-  <string name="label_device_type">Typ zariadenia</string>
   <string name="label_enable_labels">Štítok na údajový bod</string>
   <string name="label_enable_points">Bod na údajový bod</string>
   <string name="label_delete_confirmation">Potvrďte vymazanie</string>

android_app/app/src/main/res/values-sv/strings.xml

@@ -103,8 +103,7 @@
     <string name="question_really_delete_user">Ta bort användare?</string>
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Anslut till våg vid start</string>
-    <string name="label_bluetooth_searching">Söker efter Bluetooth-våg</string>
+    <string name="label_bluetooth_searching">Söker efter din Bluetooth-våg</string>
-    <string name="label_device_type">Enhetstyp</string>
     <string name="label_enable_labels">Dataetikett</string>
     <string name="label_enable_points">Datapunkt</string>
     <string name="label_delete_confirmation">Borttagningsbekräftelse</string>
@@ -202,4 +201,5 @@
     <string name="label_monthly">månadsvis</string>
     <string name="label_development">Utveckling</string>
     <string name="label_debug_log">Spara felsökningslogg till fil</string>
+    <string name="label_your_bluetooth_scale">Din Bluetooth-våg</string>
 </resources>

android_app/app/src/main/res/values-tr/strings.xml

@@ -102,7 +102,6 @@
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Baskülü aramaya baþlandý</string>
     <string name="label_bluetooth_searching">Bluetooth Baskül aranýyor</string>
-    <string name="label_device_type">Cihaz Tipi</string>
 
     <string name="label_enable_labels">Label on data point</string>
     <string name="label_enable_points">Point on data point</string>

android_app/app/src/main/res/values-zh-rTW/strings.xml

@@ -111,7 +111,6 @@
     <string name="label_mergeWithLastMeasurement">滙合舊有測量數值</string>
     <string name="label_bluetooth_searching">藍芽量重器搜尋中</string>
     <string name="label_bluetooth_searching_finished">搜尋完成</string>
-    <string name="label_device_type">器材類別</string>
 
     <string name="label_enable_labels">數據標記</string>
     <string name="label_enable_points">數據點</string>

android_app/app/src/main/res/values/strings.xml

@@ -113,9 +113,8 @@
     <string name="label_bluetooth_title">Bluetooth</string>
     <string name="label_bluetooth_enable">Connect to scale on startup</string>
     <string name="label_mergeWithLastMeasurement">Merge with last measurement</string>
-    <string name="label_bluetooth_searching">Searching for Bluetooth scales</string>
+    <string name="label_bluetooth_searching">Searching for your Bluetooth scale</string>
     <string name="label_bluetooth_searching_finished">Search finished</string>
-    <string name="label_device_type">Device Type</string>
 
     <string name="label_enable_labels">Data label</string>
     <string name="label_enable_points">Data point</string>
@@ -219,4 +218,5 @@
     <string name="label_click_to_help_add_support">Click here to help add support for it</string>
     <string name="label_development">Development</string>
     <string name="label_debug_log">Save debug log to file</string>
+    <string name="label_your_bluetooth_scale">Your Bluetooth scale</string>
 </resources>

android_app/app/src/main/res/xml/bluetooth_preferences.xml

@@ -2,9 +2,8 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
     <PreferenceScreen
         android:key="btScanner"
-        android:title="@string/label_device_type"
+        android:title="@string/label_your_bluetooth_scale"
-        android:persistent="false">
+        android:persistent="false" />
-    </PreferenceScreen>
     <CheckBoxPreference
         android:defaultValue="true"
         android:key="mergeWithLastMeasurement"