Set up basic RPC for managing channels

Co-authored-by: Mikayla <mikayla@zed.dev>

crates/rpc/proto/zed.proto

@@ -102,17 +102,6 @@ message Envelope {
         SearchProject search_project = 80;
         SearchProjectResponse search_project_response = 81;
 
-        GetChannels get_channels = 82;
-        GetChannelsResponse get_channels_response = 83;
-        JoinChannel join_channel = 84;
-        JoinChannelResponse join_channel_response = 85;
-        LeaveChannel leave_channel = 86;
-        SendChannelMessage send_channel_message = 87;
-        SendChannelMessageResponse send_channel_message_response = 88;
-        ChannelMessageSent channel_message_sent = 89;
-        GetChannelMessages get_channel_messages = 90;
-        GetChannelMessagesResponse get_channel_messages_response = 91;
-
         UpdateContacts update_contacts = 92;
         UpdateInviteInfo update_invite_info = 93;
         ShowContacts show_contacts = 94;
@@ -140,6 +129,13 @@ message Envelope {
         InlayHints inlay_hints = 116;
         InlayHintsResponse inlay_hints_response = 117;
         RefreshInlayHints refresh_inlay_hints = 118;
+
+        CreateChannel create_channel = 119;
+        CreateChannelResponse create_channel_response = 120;
+        InviteChannelMember invite_channel_member = 121;
+        RemoveChannelMember remove_channel_member = 122;
+        RespondToChannelInvite respond_to_channel_invite = 123;
+        UpdateChannels update_channels = 124;
     }
 }
 
@@ -867,23 +863,36 @@ message LspDiskBasedDiagnosticsUpdating {}
 
 message LspDiskBasedDiagnosticsUpdated {}
 
-message GetChannels {}
-
-message GetChannelsResponse {
+message UpdateChannels {
     repeated Channel channels = 1;
+    repeated uint64 remove_channels = 2;
+    repeated Channel channel_invitations = 3;
+    repeated uint64 remove_channel_invitations = 4;
 }
 
-message JoinChannel {
+message CreateChannel {
+    string name = 1;
+    optional uint64 parent_id = 2;
+}
+
+message CreateChannelResponse {
     uint64 channel_id = 1;
 }
 
-message JoinChannelResponse {
-    repeated ChannelMessage messages = 1;
-    bool done = 2;
+message InviteChannelMember {
+    uint64 channel_id = 1;
+    uint64 user_id = 2;
+    bool admin = 3;
 }
 
-message LeaveChannel {
+message RemoveChannelMember {
     uint64 channel_id = 1;
+    uint64 user_id = 2;
+}
+
+message RespondToChannelInvite {
+    uint64 channel_id = 1;
+    bool accept = 2;
 }
 
 message GetUsers {
@@ -918,31 +927,6 @@ enum ContactRequestResponse {
     Dismiss = 3;
 }
 
-message SendChannelMessage {
-    uint64 channel_id = 1;
-    string body = 2;
-    Nonce nonce = 3;
-}
-
-message SendChannelMessageResponse {
-    ChannelMessage message = 1;
-}
-
-message ChannelMessageSent {
-    uint64 channel_id = 1;
-    ChannelMessage message = 2;
-}
-
-message GetChannelMessages {
-    uint64 channel_id = 1;
-    uint64 before_message_id = 2;
-}
-
-message GetChannelMessagesResponse {
-    repeated ChannelMessage messages = 1;
-    bool done = 2;
-}
-
 message UpdateContacts {
     repeated Contact contacts = 1;
     repeated uint64 remove_contacts = 2;
@@ -1274,14 +1258,7 @@ message Nonce {
 message Channel {
     uint64 id = 1;
     string name = 2;
-}
-
-message ChannelMessage {
-    uint64 id = 1;
-    string body = 2;
-    uint64 timestamp = 3;
-    uint64 sender_id = 4;
-    Nonce nonce = 5;
+    optional uint64 parent_id = 3;
 }
 
 message Contact {

crates/rpc/src/proto.rs

@@ -143,9 +143,10 @@ messages!(
     (Call, Foreground),
     (CallCanceled, Foreground),
     (CancelCall, Foreground),
-    (ChannelMessageSent, Foreground),
     (CopyProjectEntry, Foreground),
     (CreateBufferForPeer, Foreground),
+    (CreateChannel, Foreground),
+    (CreateChannelResponse, Foreground),
     (CreateProjectEntry, Foreground),
     (CreateRoom, Foreground),
     (CreateRoomResponse, Foreground),
@@ -158,10 +159,6 @@ messages!(
     (FormatBuffers, Foreground),
     (FormatBuffersResponse, Foreground),
     (FuzzySearchUsers, Foreground),
-    (GetChannelMessages, Foreground),
-    (GetChannelMessagesResponse, Foreground),
-    (GetChannels, Foreground),
-    (GetChannelsResponse, Foreground),
     (GetCodeActions, Background),
     (GetCodeActionsResponse, Background),
     (GetHover, Background),
@@ -181,14 +178,12 @@ messages!(
     (GetUsers, Foreground),
     (Hello, Foreground),
     (IncomingCall, Foreground),
+    (InviteChannelMember, Foreground),
     (UsersResponse, Foreground),
-    (JoinChannel, Foreground),
-    (JoinChannelResponse, Foreground),
     (JoinProject, Foreground),
     (JoinProjectResponse, Foreground),
     (JoinRoom, Foreground),
     (JoinRoomResponse, Foreground),
-    (LeaveChannel, Foreground),
     (LeaveProject, Foreground),
     (LeaveRoom, Foreground),
     (OpenBufferById, Background),
@@ -211,18 +206,18 @@ messages!(
     (RejoinRoom, Foreground),
     (RejoinRoomResponse, Foreground),
     (RemoveContact, Foreground),
+    (RemoveChannelMember, Foreground),
     (ReloadBuffers, Foreground),
     (ReloadBuffersResponse, Foreground),
     (RemoveProjectCollaborator, Foreground),
     (RenameProjectEntry, Foreground),
     (RequestContact, Foreground),
     (RespondToContactRequest, Foreground),
+    (RespondToChannelInvite, Foreground),
     (RoomUpdated, Foreground),
     (SaveBuffer, Foreground),
     (SearchProject, Background),
     (SearchProjectResponse, Background),
-    (SendChannelMessage, Foreground),
-    (SendChannelMessageResponse, Foreground),
     (ShareProject, Foreground),
     (ShareProjectResponse, Foreground),
     (ShowContacts, Foreground),
@@ -235,6 +230,7 @@ messages!(
     (UpdateBuffer, Foreground),
     (UpdateBufferFile, Foreground),
     (UpdateContacts, Foreground),
+    (UpdateChannels, Foreground),
     (UpdateDiagnosticSummary, Foreground),
     (UpdateFollowers, Foreground),
     (UpdateInviteInfo, Foreground),
@@ -260,13 +256,12 @@ request_messages!(
     (CopyProjectEntry, ProjectEntryResponse),
     (CreateProjectEntry, ProjectEntryResponse),
     (CreateRoom, CreateRoomResponse),
+    (CreateChannel, CreateChannelResponse),
     (DeclineCall, Ack),
     (DeleteProjectEntry, ProjectEntryResponse),
     (ExpandProjectEntry, ExpandProjectEntryResponse),
     (Follow, FollowResponse),
     (FormatBuffers, FormatBuffersResponse),
-    (GetChannelMessages, GetChannelMessagesResponse),
-    (GetChannels, GetChannelsResponse),
     (GetCodeActions, GetCodeActionsResponse),
     (GetHover, GetHoverResponse),
     (GetCompletions, GetCompletionsResponse),
@@ -278,7 +273,7 @@ request_messages!(
     (GetProjectSymbols, GetProjectSymbolsResponse),
     (FuzzySearchUsers, UsersResponse),
     (GetUsers, UsersResponse),
-    (JoinChannel, JoinChannelResponse),
+    (InviteChannelMember, Ack),
     (JoinProject, JoinProjectResponse),
     (JoinRoom, JoinRoomResponse),
     (LeaveRoom, Ack),
@@ -295,12 +290,13 @@ request_messages!(
     (RefreshInlayHints, Ack),
     (ReloadBuffers, ReloadBuffersResponse),
     (RequestContact, Ack),
+    (RemoveChannelMember, Ack),
     (RemoveContact, Ack),
     (RespondToContactRequest, Ack),
+    (RespondToChannelInvite, Ack),
     (RenameProjectEntry, ProjectEntryResponse),
     (SaveBuffer, BufferSaved),
     (SearchProject, SearchProjectResponse),
-    (SendChannelMessage, SendChannelMessageResponse),
     (ShareProject, ShareProjectResponse),
     (SynchronizeBuffers, SynchronizeBuffersResponse),
     (Test, Test),
@@ -363,8 +359,6 @@ entity_messages!(
     UpdateDiffBase
 );
 
-entity_messages!(channel_id, ChannelMessageSent);
-
 const KIB: usize = 1024;
 const MIB: usize = KIB * 1024;
 const MAX_BUFFER_LEN: usize = MIB;