From 0151a9e1bdba3abb8b138b6198a114d8512cd22b Mon Sep 17 00:00:00 2001
From: alemidev <me@alemi.dev>
Date: Wed, 13 Jul 2022 01:56:21 +0200
Subject: [PATCH] feat: defined some basic protocol

Co-authored-by: f-tlm <f-tlm@users.noreply.github.com>
---
 proto/buffer.proto    | 22 ++++++++++++++++++++++
 proto/core.proto      | 15 ---------------
 proto/workspace.proto | 21 +++++++++++++++++++++
 3 files changed, 43 insertions(+), 15 deletions(-)
 create mode 100644 proto/buffer.proto
 delete mode 100644 proto/core.proto
 create mode 100644 proto/workspace.proto

diff --git a/proto/buffer.proto b/proto/buffer.proto
new file mode 100644
index 0000000..fd626d5
--- /dev/null
+++ b/proto/buffer.proto
@@ -0,0 +1,22 @@
+syntax = "proto3";
+package buffer;
+
+service Buffer {
+	rpc Attach (stream Operation) returns (stream Operation);
+}
+
+message Operation {
+	int64 opId = 1;
+
+	enum Action {
+		RETAIN = 0;
+		INSERT = 1;
+		DELETE = 2;
+	};
+	Action action = 2;
+
+	int32 row = 3;
+	int32 column = 4;
+
+	optional string text = 5;
+}
diff --git a/proto/core.proto b/proto/core.proto
deleted file mode 100644
index 2a28f46..0000000
--- a/proto/core.proto
+++ /dev/null
@@ -1,15 +0,0 @@
-syntax = "proto3";
-package core;
-
-service Session {
-	rpc Create (SessionRequest) returns (SessionResponse);
-}
-
-message SessionRequest {
-	int32 sessionId = 1;
-}
-
-message SessionResponse {
-	int32 sessionId = 1;
-}
-
diff --git a/proto/workspace.proto b/proto/workspace.proto
new file mode 100644
index 0000000..17e789d
--- /dev/null
+++ b/proto/workspace.proto
@@ -0,0 +1,21 @@
+syntax = "proto3";
+package workspace;
+
+service Workspace {
+	rpc Create (SessionRequest) returns (SessionResponse);
+	rpc Join   (SessionRequest) returns (SessionResponse);
+	rpc Sync   (SessionRequest) returns (SessionResponse);
+	rpc Leave  (SessionRequest) returns (SessionResponse);
+}
+
+message SessionRequest {
+	string sessionKey = 1;
+	optional string content = 2;
+}
+
+message SessionResponse {
+	string sessionKey = 1;
+	bool accepted = 2;
+	optional string hash = 3;
+	optional string content = 4;
+}