pass coin as arg

lib/pages/buy_view/buy_in_wallet_view.dart

@@ -37,7 +37,7 @@ class _BuyInWalletViewState extends State<BuyInWalletView> {
             },
           ),
           title: Text(
-            "Buy ",
+            "Buy ${widget.coin?.ticker}",
             style: STextStyles.navBarTitle(context),
           ),
         ),

lib/pages/buy_view/buy_view.dart

@@ -23,14 +23,14 @@ class _BuyViewState extends State<BuyView> {
   Widget build(BuildContext context) {
     debugPrint("BUILD: $runtimeType");
 
-    return const SafeArea(
+    return SafeArea(
       child: Padding(
-        padding: EdgeInsets.only(
+        padding: const EdgeInsets.only(
           left: 16,
           right: 16,
           top: 16,
         ),
-        child: BuyForm(),
+        child: BuyForm(coin: widget.coin),
       ),
     );
   }