Allow user to select reminder sound

Closes #63

app/src/main/java/org/isoron/uhabits/HabitBroadcastReceiver.java

@@ -29,7 +29,6 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.BitmapFactory;
-import android.media.RingtoneManager;
 import android.net.Uri;
 import android.os.Handler;
 import android.preference.PreferenceManager;
@@ -176,7 +175,7 @@ public class HabitBroadcastReceiver extends BroadcastReceiver
                 PendingIntent checkIntentPending = buildCheckIntent(context, habit, timestamp);
                 PendingIntent snoozeIntentPending = buildSnoozeIntent(context, habit);
 
-                Uri soundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
+                Uri ringtoneUri = ReminderHelper.getRingtoneUri(context);
 
                 NotificationCompat.WearableExtender wearableExtender =
                         new NotificationCompat.WearableExtender().setBackground(
@@ -192,7 +191,7 @@ public class HabitBroadcastReceiver extends BroadcastReceiver
                                         context.getString(R.string.check), checkIntentPending)
                                 .addAction(R.drawable.ic_action_snooze,
                                         context.getString(R.string.snooze), snoozeIntentPending)
-                                .setSound(soundUri)
+                                .setSound(ringtoneUri)
                                 .extend(wearableExtender)
                                 .setWhen(reminderTime)
                                 .setShowWhen(true)

app/src/main/java/org/isoron/uhabits/fragments/SettingsFragment.java

@@ -20,6 +20,7 @@
 package org.isoron.uhabits.fragments;
 
 import android.app.backup.BackupManager;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.support.v7.preference.Preference;
@@ -28,11 +29,14 @@ import android.support.v7.preference.PreferenceFragmentCompat;
 
 import org.isoron.uhabits.MainActivity;
 import org.isoron.uhabits.R;
+import org.isoron.uhabits.helpers.ReminderHelper;
 import org.isoron.uhabits.helpers.UIHelper;
 
 public class SettingsFragment extends PreferenceFragmentCompat
         implements SharedPreferences.OnSharedPreferenceChangeListener
 {
+    private static int RINGTONE_REQUEST_CODE = 1;
+
     @Override
     public void onCreate(Bundle savedInstanceState)
     {
@@ -44,6 +48,8 @@ public class SettingsFragment extends PreferenceFragmentCompat
         setResultOnPreferenceClick("exportDB", MainActivity.RESULT_EXPORT_DB);
         setResultOnPreferenceClick("bugReport", MainActivity.RESULT_BUG_REPORT);
 
+        updateRingtoneDescription();
+
         if(UIHelper.isLocaleFullyTranslated())
             removePreference("translate", "linksCategory");
     }
@@ -97,4 +103,36 @@ public class SettingsFragment extends PreferenceFragmentCompat
     {
         BackupManager.dataChanged("org.isoron.uhabits");
     }
+
+    @Override
+    public boolean onPreferenceTreeClick(Preference preference)
+    {
+        if (preference.getKey().equals("reminderSound"))
+        {
+            ReminderHelper.startRingtonePickerActivity(this, RINGTONE_REQUEST_CODE);
+            return true;
+        }
+
+        return super.onPreferenceTreeClick(preference);
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data)
+    {
+        if(requestCode == RINGTONE_REQUEST_CODE)
+        {
+            ReminderHelper.parseRingtoneData(getContext(), data);
+            updateRingtoneDescription();
+            return;
+        }
+
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+
+    private void updateRingtoneDescription()
+    {
+        String ringtoneName = ReminderHelper.getRingtoneName(getContext());
+        Preference ringtonePreference = findPreference("reminderSound");
+        ringtonePreference.setSummary(ringtoneName);
+    }
 }

app/src/main/java/org/isoron/uhabits/helpers/ReminderHelper.java

@@ -23,12 +23,19 @@ import android.app.AlarmManager;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
+import android.media.Ringtone;
+import android.media.RingtoneManager;
 import android.net.Uri;
 import android.os.Build;
+import android.preference.PreferenceManager;
+import android.provider.Settings;
 import android.support.annotation.Nullable;
+import android.support.v4.app.Fragment;
 import android.util.Log;
 
 import org.isoron.uhabits.HabitBroadcastReceiver;
+import org.isoron.uhabits.R;
 import org.isoron.uhabits.models.Habit;
 
 import java.text.DateFormat;
@@ -89,4 +96,66 @@ public class ReminderHelper
         Log.d("ReminderHelper", String.format("Setting alarm (%s): %s",
                 DateFormat.getDateTimeInstance().format(new Date(reminderTime)), habit.name));
     }
+
+    @Nullable
+    public static Uri getRingtoneUri(Context context)
+    {
+        Uri ringtoneUri = null;
+        Uri defaultRingtoneUri = Settings.System.DEFAULT_NOTIFICATION_URI;
+
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+        String prefRingtoneUri = prefs.getString("pref_ringtone_uri", defaultRingtoneUri.toString());
+        if (prefRingtoneUri.length() > 0) ringtoneUri = Uri.parse(prefRingtoneUri);
+
+        return ringtoneUri;
+    }
+
+    public static void parseRingtoneData(Context context, Intent data)
+    {
+        Uri ringtoneUri = data.getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI);
+
+        if (ringtoneUri != null)
+        {
+            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+            prefs.edit().putString("pref_ringtone_uri", ringtoneUri.toString()).apply();
+        }
+        else
+        {
+            String off = context.getResources().getString(R.string.none);
+            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+            prefs.edit().putString("pref_ringtone_uri", "").apply();
+        }
+    }
+
+    public static void startRingtonePickerActivity(Fragment fragment, int requestCode)
+    {
+        Uri existingRingtoneUri = ReminderHelper.getRingtoneUri(fragment.getContext());
+        Uri defaultRingtoneUri = Settings.System.DEFAULT_NOTIFICATION_URI;
+
+        Intent intent = new Intent(RingtoneManager.ACTION_RINGTONE_PICKER);
+        intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, RingtoneManager.TYPE_NOTIFICATION);
+        intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, true);
+        intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, true);
+        intent.putExtra(RingtoneManager.EXTRA_RINGTONE_DEFAULT_URI, defaultRingtoneUri);
+        intent.putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI, existingRingtoneUri);
+        fragment.startActivityForResult(intent, requestCode);
+    }
+
+    public static String getRingtoneName(Context context)
+    {
+        Uri ringtoneUri = getRingtoneUri(context);
+        String ringtoneName = context.getResources().getString(R.string.none);
+
+        if(ringtoneUri != null)
+        {
+            Ringtone ringtone = RingtoneManager.getRingtone(context, ringtoneUri);
+            if(ringtone != null)
+            {
+                ringtoneName = ringtone.getTitle(context);
+                ringtone.stop();
+            }
+        }
+
+        return ringtoneName;
+    }
 }

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

@@ -176,4 +176,6 @@
     <string name="every_x_weeks">Every %d weeks</string>
     <string name="every_x_months">Every %d months</string>
     <string name="score">Score</string>
+    <string name="reminder_sound">Reminder sound</string>
+    <string name="none">None</string>
 </resources>

app/src/main/res/xml/preferences.xml

@@ -51,6 +51,10 @@
             android:summary="%s"
             android:title="@string/pref_snooze_interval_title"/>
 
+        <Preference
+            android:key="reminderSound"
+            android:title="@string/reminder_sound"/>
+
     </PreferenceCategory>
 
     <PreferenceCategory