From c944481a1ff129a173d8395557aab4eb31b65e9d Mon Sep 17 00:00:00 2001
From: Naomi Plasterer <naomi@xmtp.com>
Date: Thu, 2 Nov 2023 13:24:16 -0700
Subject: [PATCH] feat: add fallback types to content types

---
 .../xmtpreactnativesdk/wrappers/DecodedMessageWrapper.kt  | 1 +
 example/src/tests.ts                                      | 8 ++++++++
 ios/Wrappers/DecodedMessageWrapper.swift                  | 1 +
 src/XMTP.types.ts                                         | 1 +
 4 files changed, 11 insertions(+)

diff --git a/android/src/main/java/expo/modules/xmtpreactnativesdk/wrappers/DecodedMessageWrapper.kt b/android/src/main/java/expo/modules/xmtpreactnativesdk/wrappers/DecodedMessageWrapper.kt
index f8471d28c..a0f7a3126 100644
--- a/android/src/main/java/expo/modules/xmtpreactnativesdk/wrappers/DecodedMessageWrapper.kt
+++ b/android/src/main/java/expo/modules/xmtpreactnativesdk/wrappers/DecodedMessageWrapper.kt
@@ -21,6 +21,7 @@ class DecodedMessageWrapper {
             "content" to ContentJson(model.encodedContent).toJsonMap(),
             "senderAddress" to model.senderAddress,
             "sent" to model.sent.time,
+            "fallback" to model.fallbackContent
         )
     }
 }
diff --git a/example/src/tests.ts b/example/src/tests.ts
index 78c8c40c2..5ce075b5f 100644
--- a/example/src/tests.ts
+++ b/example/src/tests.ts
@@ -168,6 +168,10 @@ test("can list batch messages", async () => {
     throw Error("Unexpected message content " + messages[0].content);
   }
 
+  if (messages[0].fallback !== 'Reacted “💖” to an earlier message') {
+    throw Error("Unexpected message fallback " + messages[0].fallback);
+  }
+
   return true;
 });
 
@@ -488,6 +492,10 @@ test("can send read receipts", async () => {
     throw Error("Unexpected message content " + bobMessages[0].content);
   }
 
+  if (bobMessages[0].fallback) {
+    throw Error("Unexpected message fallback " + bobMessages[0].fallback);
+  }
+
   return true;
 });
 
diff --git a/ios/Wrappers/DecodedMessageWrapper.swift b/ios/Wrappers/DecodedMessageWrapper.swift
index 41e26429c..a8226b593 100644
--- a/ios/Wrappers/DecodedMessageWrapper.swift
+++ b/ios/Wrappers/DecodedMessageWrapper.swift
@@ -12,6 +12,7 @@ struct DecodedMessageWrapper {
             "content": ContentJson.fromEncoded(model.encodedContent, client: model.client).toJsonMap() as Any,
             "senderAddress": model.senderAddress,
             "sent": UInt64(model.sent.timeIntervalSince1970 * 1000),
+            "fallback": model.fallbackContent
         ]
     }
 
diff --git a/src/XMTP.types.ts b/src/XMTP.types.ts
index 540e4e325..967e3d975 100644
--- a/src/XMTP.types.ts
+++ b/src/XMTP.types.ts
@@ -96,6 +96,7 @@ export type DecodedMessage = {
   content: MessageContent;
   senderAddress: string;
   sent: number; // timestamp in milliseconds
+  fallback: string | undefined;
 };
 
 export type ConversationContext = {