From 7d9bd759d11a3345edb91df3764d74132a4f88aa Mon Sep 17 00:00:00 2001
From: achorein <anselme@chorein.fr>
Date: Tue, 9 Apr 2024 22:22:13 +0200
Subject: [PATCH] fix: missing scheme on runtime when using expo-updates

---
 example/basic/App.tsx              |  1 +
 src/ExpoShareIntentModule.types.ts |  1 +
 src/useShareIntent.tsx             | 15 +++++++++++++--
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/example/basic/App.tsx b/example/basic/App.tsx
index 4a571ab..d4ea1d8 100644
--- a/example/basic/App.tsx
+++ b/example/basic/App.tsx
@@ -7,6 +7,7 @@ export default function App() {
     useShareIntent({
       debug: true,
       resetOnBackground: true,
+      scheme: "exposhareintentexample", // needed only when using expo-updates
     });
 
   return (
diff --git a/src/ExpoShareIntentModule.types.ts b/src/ExpoShareIntentModule.types.ts
index 9d77c2e..00011ad 100644
--- a/src/ExpoShareIntentModule.types.ts
+++ b/src/ExpoShareIntentModule.types.ts
@@ -10,6 +10,7 @@ export type ShareIntentOptions = {
   debug?: boolean;
   resetOnBackground?: boolean;
   disabled?: boolean;
+  scheme?: string;
   onResetShareIntent?: () => void;
 };
 
diff --git a/src/useShareIntent.tsx b/src/useShareIntent.tsx
index 508d88f..a27809a 100644
--- a/src/useShareIntent.tsx
+++ b/src/useShareIntent.tsx
@@ -101,7 +101,9 @@ export default function useShareIntent(
     if (options.disabled) return;
     setError(null);
     clearNativeModule &&
-      clearShareIntent(`${Constants.expoConfig?.scheme}ShareKey`);
+      clearShareIntent(
+        `${Constants.expoConfig?.scheme || options.scheme}ShareKey`,
+      );
     if (shareIntent?.text || shareIntent?.files) {
       setSharedIntent(SHAREINTENT_DEFAULTVALUE);
       options.onResetShareIntent?.();
@@ -113,7 +115,16 @@ export default function useShareIntent(
    */
   const refreshShareIntent = () => {
     options.debug && console.debug("useShareIntent[refresh]", url);
-    if (url?.startsWith(`${Constants.expoConfig?.scheme}://dataUrl`)) {
+    if (Platform.OS === "ios" && !Constants.expoConfig?.scheme) {
+      console.warn(
+        `Constants.expoConfig.scheme is empty! Falling back to options.scheme "${options.scheme}"`,
+      );
+    }
+    if (
+      url?.startsWith(
+        `${Constants.expoConfig?.scheme || options.scheme}://dataUrl`,
+      )
+    ) {
       // iOS only
       getShareIntent(url);
     } else if (Platform.OS === "android") {