feat(ux): first run setup-wizard (#3556)

* separate saved/runtime structure, kind of working

* serializing config

* work

* work

* save config through the configuration screen

* work

* startup wizard

* style(code): cleanups

* fix(session): reload config from disk when switching sessions

* style(fmt): rustfmt

* fix(config): propagate cli config options to screen

* style(fmt): rustfmt

4 files changed, 40 insertions, 7 deletions

diff --git a/zellij-utils/src/plugin_api/event.proto b/zellij-utils/src/plugin_api/event.proto
index 610a3ac4..a985806f 100644
--- a/zellij-utils/src/plugin_api/event.proto
+++ b/zellij-utils/src/plugin_api/event.proto
@@ -48,6 +48,7 @@ enum EventType {
     EditPaneOpened = 22;
     EditPaneExited = 23;
     CommandPaneReRun = 24;
+    FailedToWriteConfigToDisk = 25;
 }
 
 message EventNameList {
@@ -77,9 +78,14 @@ message Event {
     EditPaneOpenedPayload edit_pane_opened_payload = 19;
     EditPaneExitedPayload edit_pane_exited_payload = 20;
     CommandPaneReRunPayload command_pane_rerun_payload = 21;
+    FailedToWriteConfigToDiskPayload failed_to_write_config_to_disk_payload = 22;
   }
 }
 
+message FailedToWriteConfigToDiskPayload {
+  optional string file_path = 1;
+}
+
 message CommandPaneReRunPayload {
   uint32 terminal_pane_id = 1;
   repeated ContextItem context = 3;
diff --git a/zellij-utils/src/plugin_api/event.rs b/zellij-utils/src/plugin_api/event.rs
index b669a672..faeb53d2 100644
--- a/zellij-utils/src/plugin_api/event.rs
+++ b/zellij-utils/src/plugin_api/event.rs
@@ -312,6 +312,14 @@ impl TryFrom<ProtobufEvent> for Event {
                 },
                 _ => Err("Malformed payload for the CommandPaneReRun Event"),
             },
+            Some(ProtobufEventType::FailedToWriteConfigToDisk) => match protobuf_event.payload {
+                Some(ProtobufEventPayload::FailedToWriteConfigToDiskPayload(
+                    failed_to_write_configuration_payload,
+                )) => Ok(Event::FailedToWriteConfigToDisk(
+                    failed_to_write_configuration_payload.file_path,
+                )),
+                _ => Err("Malformed payload for the FailedToWriteConfigToDisk Event"),
+            },
             None => Err("Unknown Protobuf Event"),
         }
     }
@@ -620,6 +628,12 @@ impl TryFrom<Event> for ProtobufEvent {
                     )),
                 })
             },
+            Event::FailedToWriteConfigToDisk(file_path) => Ok(ProtobufEvent {
+                name: ProtobufEventType::FailedToWriteConfigToDisk as i32,
+                payload: Some(event::Payload::FailedToWriteConfigToDiskPayload(
+                    FailedToWriteConfigToDiskPayload { file_path },
+                )),
+            }),
         }
     }
 }
@@ -1129,6 +1143,7 @@ impl TryFrom<ProtobufEventType> for EventType {
             ProtobufEventType::EditPaneOpened => EventType::EditPaneOpened,
             ProtobufEventType::EditPaneExited => EventType::EditPaneExited,
             ProtobufEventType::CommandPaneReRun => EventType::CommandPaneReRun,
+            ProtobufEventType::FailedToWriteConfigToDisk => EventType::FailedToWriteConfigToDisk,
         })
     }
 }
@@ -1162,6 +1177,7 @@ impl TryFrom<EventType> for ProtobufEventType {
             EventType::EditPaneOpened => ProtobufEventType::EditPaneOpened,
             EventType::EditPaneExited => ProtobufEventType::EditPaneExited,
             EventType::CommandPaneReRun => ProtobufEventType::CommandPaneReRun,
+            EventType::FailedToWriteConfigToDisk => ProtobufEventType::FailedToWriteConfigToDisk,
         })
     }
 }
diff --git a/zellij-utils/src/plugin_api/plugin_command.proto b/zellij-utils/src/plugin_api/plugin_command.proto
index d91cc817..be47f567 100644
--- a/zellij-utils/src/plugin_api/plugin_command.proto
+++ b/zellij-utils/src/plugin_api/plugin_command.proto
@@ -160,7 +160,7 @@ message PluginCommand {
     KillSessionsPayload kill_sessions_payload = 60;
     string scan_host_folder_payload = 61;
     NewTabsWithLayoutInfoPayload new_tabs_with_layout_info_payload = 62;
-    string reconfigure_payload = 63;
+    ReconfigurePayload reconfigure_payload = 63;
     HidePaneWithIdPayload hide_pane_with_id_payload = 64;
     ShowPaneWithIdPayload show_pane_with_id_payload = 65;
     OpenCommandPanePayload open_command_pane_background_payload = 66;
@@ -168,6 +168,11 @@ message PluginCommand {
   }
 }
 
+message ReconfigurePayload {
+  string config = 1;
+  bool write_to_disk = 2;
+}
+
 message RerunCommandPanePayload {
   uint32 terminal_pane_id = 1;
 }
diff --git a/zellij-utils/src/plugin_api/plugin_command.rs b/zellij-utils/src/plugin_api/plugin_command.rs
index 3df40531..4ffabbe4 100644
--- a/zellij-utils/src/plugin_api/plugin_command.rs
+++ b/zellij-utils/src/plugin_api/plugin_command.rs
@@ -11,9 +11,9 @@ pub use super::generated_api::api::{
         MovePayload, NewPluginArgs as ProtobufNewPluginArgs, NewTabsWithLayoutInfoPayload,
         OpenCommandPanePayload, OpenFilePayload, PaneId as ProtobufPaneId,
         PaneType as ProtobufPaneType, PluginCommand as ProtobufPluginCommand, PluginMessagePayload,
-        RequestPluginPermissionPayload, RerunCommandPanePayload, ResizePayload, RunCommandPayload,
-        SetTimeoutPayload, ShowPaneWithIdPayload, SubscribePayload, SwitchSessionPayload,
-        SwitchTabToPayload, UnsubscribePayload, WebRequestPayload,
+        ReconfigurePayload, RequestPluginPermissionPayload, RerunCommandPanePayload, ResizePayload,
+        RunCommandPayload, SetTimeoutPayload, ShowPaneWithIdPayload, SubscribePayload,
+        SwitchSessionPayload, SwitchTabToPayload, UnsubscribePayload, WebRequestPayload,
     },
     plugin_permission::PermissionType as ProtobufPermissionType,
     resize::ResizeAction as ProtobufResizeAction,
@@ -935,7 +935,10 @@ impl TryFrom<ProtobufPluginCommand> for PluginCommand {
             },
             Some(CommandName::Reconfigure) => match protobuf_plugin_command.payload {
                 Some(Payload::ReconfigurePayload(reconfigure_payload)) => {
-                    Ok(PluginCommand::Reconfigure(reconfigure_payload))
+                    Ok(PluginCommand::Reconfigure(
+                        reconfigure_payload.config,
+                        reconfigure_payload.write_to_disk,
+                    ))
                 },
                 _ => Err("Mismatched payload for Reconfigure"),
             },
@@ -1558,9 +1561,12 @@ impl TryFrom<PluginCommand> for ProtobufPluginCommand {
                     )),
                 })
             },
-            PluginCommand::Reconfigure(reconfigure_payload) => Ok(ProtobufPluginCommand {
+            PluginCommand::Reconfigure(config, write_to_disk) => Ok(ProtobufPluginCommand {
                 name: CommandName::Reconfigure as i32,
-                payload: Some(Payload::ReconfigurePayload(reconfigure_payload)),
+                payload: Some(Payload::ReconfigurePayload(ReconfigurePayload {
+                    config,
+                    write_to_disk,
+                })),
             }),
             PluginCommand::HidePaneWithId(pane_id_to_hide) => Ok(ProtobufPluginCommand {
                 name: CommandName::HidePaneWithId as i32,