QuickTileService: show app if no profiles exist

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

app/src/main/AndroidManifest.xml

@@ -17,6 +17,7 @@
             android:name=".AddActivity"
             android:label="@string/add_activity_title"
             android:parentActivityName=".ConfigActivity" />
+
         <activity android:name=".ConfigActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -24,9 +25,11 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
         <activity
             android:name=".SettingsActivity"
-            android:label="@string/settings">
+            android:label="@string/settings"
+            android:parentActivityName=".ConfigActivity">
             <intent-filter>
                 <action android:name="android.service.quicksettings.action.QS_TILE_PREFERENCES" />
             </intent-filter>

app/src/main/java/com/wireguard/android/QuickTileService.java

@@ -29,6 +29,8 @@ public class QuickTileService extends TileService {
                 service.disable(config.getName());
             else
                 service.enable(config.getName());
+        } else {
+            startActivityAndCollapse(new Intent(this, ConfigActivity.class));
         }
     }
 
@@ -60,8 +62,8 @@ public class QuickTileService extends TileService {
             }
         } else {
             tile.setIcon(Icon.createWithResource(this, R.drawable.ic_tile_disabled));
-            tile.setLabel(getString(R.string.loading));
-            tile.setState(Tile.STATE_UNAVAILABLE);
+            tile.setLabel(getString(R.string.app_name));
+            tile.setState(Tile.STATE_INACTIVE);
         }
         tile.updateTile();
     }

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

@@ -23,7 +23,6 @@
     <string name="hint_random">(random)</string>
     <string name="iface">Interface</string>
     <string name="listen_port">Listen port</string>
-    <string name="loading">Loading</string>
     <string name="mtu">MTU</string>
     <string name="name">Name</string>
     <string name="peer">Peer</string>