Merge pull request #139 from xmtp/nm/frames-support

Initial support for Frames

dev/ts/generate

@@ -28,6 +28,7 @@ docker run --rm -i -v${PWD}:/code xmtp/protoc \
   message_contents/ciphertext.proto \
   message_contents/public_key.proto \
   message_contents/contact.proto \
+  message_contents/frames.proto \
   message_contents/invitation.proto \
   message_contents/private_key.proto \
   message_contents/content.proto \

proto/message_contents/frames.proto

@@ -0,0 +1,31 @@
+// Signature is a generic structure for public key signatures.
+syntax = "proto3";
+
+package xmtp.message_contents;
+
+import "message_contents/public_key.proto";
+import "message_contents/signature.proto";
+
+option go_package = "github.com/xmtp/proto/v3/go/message_contents";
+option java_package = "org.xmtp.proto.message.contents";
+
+// The message that will be signed by the Client and returned inside the
+// `action_body` field of the FrameAction message
+message FrameActionBody {
+  bytes frame_url = 1;
+  bytes button_index = 2;
+  string conversation_identifier = 3;
+  string message_id = 4; // Also include a reference to the specific message
+}
+
+// The outer payload that will be sent as the `messageBytes` in the
+// `trusted_data` part of the Frames message
+message FrameAction {
+  Signature signature = 1;
+  // The SignedPublicKeyBundle of the signer, used to link the XMTP signature
+  // with a blockchain account through a chain of signatures.
+  SignedPublicKeyBundle signed_public_key_bundle = 2;
+  // Serialized FrameActionBody message, so that the signature verification can
+  // happen on a byte-perfect representation of the message
+  bytes action_body = 3;
+}

ts/index.ts

@@ -3,6 +3,7 @@ export * as fetcher from "./fetch.pb";
 export * as authn from "./message_api/v1/authn.pb";
 export * as message from "./message_contents/message.pb";
 export * as content from "./message_contents/content.pb";
+export * as frames from "./message_contents/frames.pb";
 export * as conversationReference from "./message_contents/conversation_reference.pb";
 export * as composite from "./message_contents/composite.pb";
 export * as privateKey from "./message_contents/private_key.pb";