play first track if currentTrack is null

lib/providers/home.dart

@@ -124,6 +124,31 @@ class HomeProvider with ChangeNotifier {
     yt.close();
   }
 
+  Future nextTrack() async {
+    if (currentTrack != null && currentTrack!.number < trackList.last.number) {
+      currentTrack = trackList
+          .firstWhere((element) => element.number == currentTrack!.number + 1);
+      await playTrack(currentTrack!);
+    }
+  }
+
+  Future backTrack() async {
+    if (currentTrack != null && currentTrack!.number > 1) {
+      currentTrack = trackList
+          .firstWhere((element) => element.number == currentTrack!.number - 1);
+      await playTrack(currentTrack!);
+    }
+  }
+
+  void resumePlay() {
+    if (currentTrack == null) {
+      currentTrack = trackList.first;
+      playTrack(currentTrack!);
+    } else {
+      player.state.name == 'playing' ? player.pause() : player.resume();
+    }
+  } 
+
   List<DropdownMenuItem<String>> get radioList {
     List<DropdownMenuItem<String>> menuItems = [
       const DropdownMenuItem(value: "fip", child: Text("FIP")),

lib/screens/home.dart

@@ -30,33 +30,23 @@ class _HomeScreenState extends State<HomeScreen> {
       autofocus: true,
       focusNode: FocusNode(),
       onKey: (RawKeyEvent event) {
-        log.d(event.data.logicalKey.keyId);
+        // log.d(event.data.logicalKey.keyId);
         if (event.runtimeType == RawKeyDownEvent) //Enter Key ID from keyboard
         {
           switch (event.data.logicalKey.keyId) {
             case 32:
             case 112:
             case 4294969861:
-              hp.player.state.name == 'playing'
+              hp.resumePlay();
-                  ? hp.player.pause()
-                  : hp.player.resume();
               break;
             case 110:
             case 94489280688:
-              if (hp.currentTrack != null &&
+              hp.nextTrack();
-                  hp.currentTrack!.number < hp.trackList.last.number) {
-                hp.currentTrack = hp.trackList.firstWhere(
-                    (element) => element.number == hp.currentTrack!.number + 1);
-                hp.playTrack(hp.currentTrack!);
-              }
               break;
             case 98:
             case 94489280689:
-              if (hp.currentTrack != null && hp.currentTrack!.number > 1) {
+              hp.backTrack();
-                hp.currentTrack = hp.trackList.firstWhere(
+              break;
-                    (element) => element.number == hp.currentTrack!.number - 1);
-                hp.playTrack(hp.currentTrack!);
-              }
           }
         }
       },

lib/widgets/player/player_controls.dart

@@ -22,21 +22,13 @@ class PlayerControls extends StatelessWidget {
               icon:
                   Icon(Icons.skip_previous, color: Colors.grey[500], size: 32),
               onPressed: () {
-                if (hp.currentTrack != null && hp.currentTrack!.number > 1) {
+                hp.backTrack();
-                  hp.currentTrack = hp.trackList.firstWhere((element) =>
-                      element.number == hp.currentTrack!.number - 1);
-                  hp.playTrack(hp.currentTrack!);
-                }
               }),
         ]),
         const SizedBox(width: 1),
         ElevatedButton(
           onPressed: () {
-            hp.player.state.name == 'playing'
+            hp.resumePlay();
-                ? hp.player.pause()
-                : hp.player.resume();
-
-            // playerProvider.reload();
           },
           style: ElevatedButton.styleFrom(
             foregroundColor: Colors.grey[900],
@@ -56,12 +48,7 @@ class PlayerControls extends StatelessWidget {
               padding: const EdgeInsets.all(0),
               icon: Icon(Icons.skip_next, color: Colors.grey[500], size: 32),
               onPressed: () {
-                if (hp.currentTrack != null &&
+                hp.nextTrack();
-                    hp.currentTrack!.number < hp.trackList.last.number) {
-                  hp.currentTrack = hp.trackList.firstWhere((element) =>
-                      element.number == hp.currentTrack!.number + 1);
-                  hp.playTrack(hp.currentTrack!);
-                }
               }),
           // const SizedBox(height: 7),
         ]),