feat(ux): allow renaming sessions (#2903)

* change session name through the cli

* change session name from the session-manager

* style(fmt): rustfmt

4 files changed, 24 insertions, 0 deletions

diff --git a/zellij-utils/src/plugin_api/action.proto b/zellij-utils/src/plugin_api/action.proto
index 1545b9bf4..59eea7af1 100644
--- a/zellij-utils/src/plugin_api/action.proto
+++ b/zellij-utils/src/plugin_api/action.proto
@@ -51,6 +51,7 @@ message Action {
     IdAndName rename_terminal_pane_payload = 42;
     IdAndName rename_plugin_pane_payload = 43;
     IdAndName rename_tab_payload = 44;
+    string rename_session_payload = 45;
   }
 }
 
@@ -221,6 +222,7 @@ enum ActionName {
     BreakPane = 77;
     BreakPaneRight = 78;
     BreakPaneLeft = 79;
+    RenameSession = 80;
 }
 
 message Position {
diff --git a/zellij-utils/src/plugin_api/action.rs b/zellij-utils/src/plugin_api/action.rs
index 0addb0dcc..1048d91f6 100644
--- a/zellij-utils/src/plugin_api/action.rs
+++ b/zellij-utils/src/plugin_api/action.rs
@@ -626,6 +626,12 @@ impl TryFrom<ProtobufAction> for Action {
                 Some(_) => Err("BreakPaneLeft should not have a payload"),
                 None => Ok(Action::BreakPaneLeft),
             },
+            Some(ProtobufActionName::RenameSession) => match protobuf_action.optional_payload {
+                Some(OptionalPayload::RenameSessionPayload(name)) => {
+                    Ok(Action::RenameSession(name))
+                },
+                _ => Err("Wrong payload for Action::RenameSession"),
+            },
             _ => Err("Unknown Action"),
         }
     }
@@ -1164,6 +1170,10 @@ impl TryFrom<Action> for ProtobufAction {
                 name: ProtobufActionName::BreakPaneLeft as i32,
                 optional_payload: None,
             }),
+            Action::RenameSession(session_name) => Ok(ProtobufAction {
+                name: ProtobufActionName::RenameSession as i32,
+                optional_payload: Some(OptionalPayload::RenameSessionPayload(session_name)),
+            }),
             Action::NoOp
             | Action::Confirm
             | Action::NewInPlacePane(..)
diff --git a/zellij-utils/src/plugin_api/plugin_command.proto b/zellij-utils/src/plugin_api/plugin_command.proto
index 0b950ff0e..53994a88c 100644
--- a/zellij-utils/src/plugin_api/plugin_command.proto
+++ b/zellij-utils/src/plugin_api/plugin_command.proto
@@ -86,6 +86,7 @@ enum CommandName {
   WebRequest = 72;
   DeleteDeadSession = 73;
   DeleteAllDeadSessions = 74;
+  RenameSession = 75;
 }
 
 message PluginCommand {
@@ -135,6 +136,7 @@ message PluginCommand {
     RunCommandPayload run_command_payload = 43;
     WebRequestPayload web_request_payload = 44;
     string delete_dead_session_payload = 45;
+    string rename_session_payload = 46;
   }
 }
 
diff --git a/zellij-utils/src/plugin_api/plugin_command.rs b/zellij-utils/src/plugin_api/plugin_command.rs
index 6b70b18eb..ed476687c 100644
--- a/zellij-utils/src/plugin_api/plugin_command.rs
+++ b/zellij-utils/src/plugin_api/plugin_command.rs
@@ -635,6 +635,12 @@ impl TryFrom<ProtobufPluginCommand> for PluginCommand {
                 _ => Err("Mismatched payload for DeleteDeadSession"),
             },
             Some(CommandName::DeleteAllDeadSessions) => Ok(PluginCommand::DeleteAllDeadSessions),
+            Some(CommandName::RenameSession) => match protobuf_plugin_command.payload {
+                Some(Payload::RenameSessionPayload(new_session_name)) => {
+                    Ok(PluginCommand::RenameSession(new_session_name))
+                },
+                _ => Err("Mismatched payload for RenameSession"),
+            },
             None => Err("Unrecognized plugin command"),
         }
     }
@@ -1059,6 +1065,10 @@ impl TryFrom<PluginCommand> for ProtobufPluginCommand {
                 name: CommandName::DeleteAllDeadSessions as i32,
                 payload: None,
             }),
+            PluginCommand::RenameSession(new_session_name) => Ok(ProtobufPluginCommand {
+                name: CommandName::RenameSession as i32,
+                payload: Some(Payload::RenameSessionPayload(new_session_name)),
+            }),
         }
     }
 }