From 50a3815946de412aa395dade025982fd694c853b Mon Sep 17 00:00:00 2001
From: sneurlax <sneurlax@gmail.com>
Date: Fri, 20 Jan 2023 17:58:18 -0600
Subject: [PATCH] get coin images for coins we support

---
 .../sub_widgets/crypto_selection_view.dart    | 36 ++++++++++++-------
 lib/utilities/enums/coin_enum.dart            | 26 ++++++++++++++
 2 files changed, 50 insertions(+), 12 deletions(-)

diff --git a/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart b/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart
index 917f8d560..fc7455180 100644
--- a/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart
+++ b/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart
@@ -198,18 +198,17 @@ class _CryptoSelectionViewState extends State<CryptoSelectionView> {
                         child: Row(
                           children: [
                             SizedBox(
-                              width: 24,
-                              height: 24,
-                              child: _coins[index].image.isNotEmpty
-                                  ? SvgPicture.network(
-                                      _coins[index].image,
-                                      width: 24,
-                                      height: 24,
-                                      placeholderBuilder: (_) =>
-                                          const LoadingIndicator(),
-                                    )
-                                  : null,
-                            ),
+                                width: 24,
+                                height: 24,
+                                child: _coins[index].image.isNotEmpty
+                                    ? SvgPicture.network(
+                                        _coins[index].image,
+                                        width: 24,
+                                        height: 24,
+                                        placeholderBuilder: (_) =>
+                                            const LoadingIndicator(),
+                                      )
+                                    : getIconForTicker(_coins[index].ticker)),
                             const SizedBox(
                               width: 10,
                             ),
@@ -250,3 +249,16 @@ class _CryptoSelectionViewState extends State<CryptoSelectionView> {
     );
   }
 }
+
+Widget? getIconForTicker(String ticker) {
+  print(ticker);
+  if (!isCoinSupportedByTicker(ticker)) {
+    return null;
+  }
+  Coin? coin = coinFromTickerCaseInsensitive(ticker);
+  String iconAsset = Assets.svg.iconFor(coin: coin);
+  if (iconAsset != null) {
+    return SvgPicture.asset(iconAsset, height: 20, width: 20);
+  }
+  return null;
+}
diff --git a/lib/utilities/enums/coin_enum.dart b/lib/utilities/enums/coin_enum.dart
index df586ebf5..922e76c4b 100644
--- a/lib/utilities/enums/coin_enum.dart
+++ b/lib/utilities/enums/coin_enum.dart
@@ -330,3 +330,29 @@ Coin coinFromTickerCaseInsensitive(String ticker) {
           ticker, "name", "No Coin enum value with that ticker");
   }
 }
+
+// This was added for the Buy view.I would use coinFromTickerCaseInsensitive
+// however I need it to return null or something else to indicate failure
+// instead of throwing an exception
+bool isCoinSupportedByTicker(String ticker) {
+  switch (ticker.toLowerCase()) {
+    case "btc":
+    case "ltc":
+    case "bch":
+    case "doge":
+    case "epic":
+    case "firo":
+    case "xmr":
+    case "nmc":
+    case "part":
+    case "tltc":
+    case "tbtc":
+    case "tbch":
+    case "tfiro":
+    case "tdoge":
+    case "wow":
+      return true;
+    default:
+      return false;
+  }
+}