From 42bb801099ea16ff54fd7e7417249c6fe647c09c Mon Sep 17 00:00:00 2001
From: Kamal Joshi <kkjoshi.it@gmail.com>
Date: Sat, 2 Nov 2024 00:14:09 +0530
Subject: [PATCH] try to fix deep linking to make sure only supported pattern
 is opened in app

---
 ApplicationRoot.js | 46 +++++++++++++++++++++++++++-------------------
 1 file changed, 27 insertions(+), 19 deletions(-)

diff --git a/ApplicationRoot.js b/ApplicationRoot.js
index 2572a1ec..c01ebbb9 100644
--- a/ApplicationRoot.js
+++ b/ApplicationRoot.js
@@ -63,25 +63,33 @@ export default function App() {
         const urlParts = url.split('?');
         const path = urlParts[0].split('/');
         const colorsPart = path[path.length - 1];
-
-        // Split the colors part by `-` to get the color codes
-        const colors = colorsPart.split('-');
-
-        // Parse the query parameters
-        const queryParamsString = urlParts[1] || '';
-        const queryParams = {};
-        queryParamsString.split('&').forEach((param) => {
-          const [key, value] = param.split('=');
-          queryParams[key] = decodeURIComponent(value);
-        });
-
-        const suggestedName = queryParams['name'];
-        navigationRef.navigate('SavePalette', {
-          colors: colors.map((color) => {
-            return { color: '#' + color };
-          }),
-          suggestedName: suggestedName
-        });
+  
+        // Validate if colorsPart matches a hex color pattern (e.g., FFFFFF-123456)
+        const isValidPattern = /^([0-9A-Fa-f]{6})(-[0-9A-Fa-f]{6})*$/.test(colorsPart);
+  
+        if (isValidPattern) {
+          // Split the colors part by `-` to get the color codes
+          const colors = colorsPart.split('-');
+  
+          // Parse the query parameters
+          const queryParamsString = urlParts[1] || '';
+          const queryParams = {};
+          queryParamsString.split('&').forEach((param) => {
+            const [key, value] = param.split('=');
+            queryParams[key] = decodeURIComponent(value);
+          });
+  
+          const suggestedName = queryParams['name'];
+          navigationRef.navigate('SavePalette', {
+            colors: colors.map((color) => {
+              return { color: '#' + color };
+            }),
+            suggestedName: suggestedName,
+          });
+        } else {
+          // Open URL in the default browser if pattern does not match
+          Linking.openURL(url);
+        }
       } catch (error) {
         notifyMessage('Error parsing url: ' + error.message);
         navigationRef.navigate(ROUTE_NAMES.HOME);