fix: Corrected shimmer

lib/src/channel_list_view.dart

@@ -312,12 +312,14 @@ class _ChannelListViewState extends State<ChannelListView>
       children: List.generate(
         25,
         (i) {
+          if (widget.crossAxisCount == 1) {
             if (i % 2 != 0) {
               if (widget.separatorBuilder != null) {
                 return widget.separatorBuilder(context, i);
               }
               return _separatorBuilder(context, i);
             }
+          }
           return _buildLoadingItem();
         },
       ),
@@ -325,6 +327,38 @@ class _ChannelListViewState extends State<ChannelListView>
   }
 
   Shimmer _buildLoadingItem() {
+    if (widget.crossAxisCount > 1) {
+      return Shimmer.fromColors(
+        baseColor: Color(0xffE5E5E5),
+        highlightColor: Color(0xffffffff),
+        child: Column(
+          children: [
+            SizedBox(
+              height: 4.0,
+            ),
+            Row(
+              mainAxisAlignment: MainAxisAlignment.spaceEvenly,
+              children: [
+                for (int i = 0; i < widget.crossAxisCount; i++)
+                  Container(
+                    decoration: BoxDecoration(
+                      color: Colors.white,
+                      shape: BoxShape.circle,
+                    ),
+                    constraints: BoxConstraints.tightFor(
+                      height: 70,
+                      width: 70,
+                    ),
+                  ),
+              ],
+            ),
+            SizedBox(
+              height: 16.0,
+            ),
+          ],
+        ),
+      );
+    } else {
       return Shimmer.fromColors(
         baseColor: Color(0xffE5E5E5),
         highlightColor: Color(0xffffffff),
@@ -383,6 +417,7 @@ class _ChannelListViewState extends State<ChannelListView>
         ),
       );
     }
+  }
 
   Widget _buildErrorWidget(
     AsyncSnapshot<List<Channel>> snapshot,