buffer its independent, needs fixes

client/src/components/handlers/buffer_list.rs

@@ -2,7 +2,8 @@
 
 use crate::config::colors::themes::Theme;
 use crate::state::app::state::AppState;
-use ratatui::{
+use crate::state::app::buffer::{BufferState, AppView};
+use ratatui::buffer::{
     layout::{Alignment, Rect},
     style::{Style, Stylize},
     text::{Line, Span},
@@ -15,7 +16,7 @@ pub fn render_buffer_list(
     f: &mut Frame,
     area: Rect,
     theme: &Theme,
-    app_state: &AppState,
+    buffer_state: &BufferState,
 ) {
     // --- Style Definitions ---
     let active_style = Style::default()
@@ -28,11 +29,10 @@ pub fn render_buffer_list(
 
     // --- Create Spans ---
     let mut spans = Vec::new();
-    let history = &app_state.ui.buffer_history;
     let mut current_width = 0;
 
-    for (i, view) in history.iter().enumerate() {
+    for (i, view) in buffer_state.history.iter().enumerate() {
-        let is_active = i == app_state.ui.active_buffer_index;
+        let is_active = i == buffer_state.active_index;
         let buffer_name = view.display_name();
         let buffer_text = format!(" {} ", buffer_name);
         let text_width = UnicodeWidthStr::width(buffer_text.as_str());

client/src/modes/handlers/event.rs

@@ -13,6 +13,7 @@ use crate::state::pages::auth::RegisterState;
 use crate::state::pages::intro::IntroState;
 use crate::state::pages::admin::AdminState;
 use crate::state::app::state::AppState;
+use crate::state::app::buffer::{AppView, BufferState};
 use crate::state::pages::canvas_state::CanvasState;
 use crate::ui::handlers::rat_state::UiStateHandler;
 use crate::ui::handlers::context::UiContext;
@@ -94,7 +95,7 @@ impl EventHandler {
             }
             else { AppView::Scratch }
         };
-        app_state.ui.update_buffer_history(current_view);
+        buffer_state.update_history(current_view);
 
         // --- DIALOG MODALITY ---
         if app_state.ui.dialog.dialog_show {

client/src/state/app.rs

@@ -1,3 +1,4 @@
 // src/state/app.rs
 
 pub mod state;
+pub mod buffer;

client/src/state/app/buffer.rs

@@ -0,0 +1,67 @@
+// src/state/app/buffer.rs
+
+/// Represents the distinct views or "buffers" the user can navigate.
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum AppView {
+    Intro,
+    Login,
+    Register,
+    Admin,
+    Form(String),
+    Scratch,
+}
+
+impl AppView {
+    /// Returns the display name for the view.
+    pub fn display_name(&self) -> &str {
+        match self {
+            AppView::Intro => "Intro",
+            AppView::Login => "Login",
+            AppView::Register => "Register",
+            AppView::Admin => "Admin Panel",
+            AppView::Form(name) => name.as_str(),
+            AppView::Scratch => "*scratch*",
+        }
+    }
+}
+
+/// Holds the state related to buffer management (navigation history).
+#[derive(Debug, Clone)]
+pub struct BufferState {
+    pub history: Vec<AppView>,
+    pub active_index: usize,
+}
+
+impl Default for BufferState {
+    fn default() -> Self {
+        Self {
+            history: vec![AppView::Intro], // Start with Intro view
+            active_index: 0,
+        }
+    }
+}
+
+impl BufferState {
+    /// Updates the buffer history and active index.
+    /// If the view already exists, it sets it as active.
+    /// Otherwise, it adds the new view and makes it active.
+    pub fn update_history(&mut self, view: AppView) {
+        let existing_pos = self.history.iter().position(|v| v == &view);
+
+        match existing_pos {
+            Some(pos) => {
+                self.active_index = pos;
+            }
+            None => {
+                self.history.push(view.clone());
+                self.active_index = self.history.len() - 1;
+            }
+        }
+    }
+
+    /// Gets the currently active view.
+    pub fn get_active_view(&self) -> Option<&AppView> {
+        self.history.get(self.active_index)
+    }
+}
+

client/src/state/app/state.rs

@@ -2,34 +2,10 @@
 
 use std::env;
 use common::proto::multieko2::table_definition::ProfileTreeResponse;
+use crate::state::app::buffer::BufferState;
 use crate::modes::handlers::mode_manager::AppMode;
 use crate::ui::handlers::context::DialogPurpose;
 
-/// Represents the distinct views or "buffers" the user can navigate.
-#[derive(Debug, Clone, PartialEq, Eq)]
-pub enum AppView {
-    Intro,
-    Login,
-    Register,
-    Admin,
-    Form(String),
-    Scratch,
-}
-
-impl AppView {
-    /// Returns the display name for the view.
-    pub fn display_name(&self) -> &str {
-        match self {
-            AppView::Intro => "Intro",
-            AppView::Login => "Login",
-            AppView::Register => "Register",
-            AppView::Admin => "Admin Panel",
-            AppView::Form(name) => name.as_str(),
-            AppView::Scratch => "*scratch*",
-        }
-    }
-}
-
 pub struct DialogState {
     pub dialog_show: bool,
     pub dialog_title: String,
@@ -48,8 +24,6 @@ pub struct UiState {
     pub show_login: bool,
     pub show_register: bool,
     pub focus_outside_canvas: bool,
-    pub buffer_history: Vec<AppView>,
-    pub active_buffer_index: usize,
     pub dialog: DialogState,
 }
 
@@ -166,8 +140,6 @@ impl Default for UiState {
             show_register: false,
             show_buffer_list: false,
             focus_outside_canvas: false,
-            buffer_history: vec![AppView::Intro],
-            active_buffer_index: 0,
             dialog: DialogState::default(),
         }
     }
@@ -186,20 +158,3 @@ impl Default for DialogState {
         }
     }
 }
-
-impl UiState {
-    /// Updates the buffer history and active index.
-    pub fn update_buffer_history(&mut self, view: AppView) {
-        let existing_pos = self.buffer_history.iter().position(|v| v == &view);
-
-        match existing_pos {
-            Some(pos) => {
-                self.active_buffer_index = pos;
-            }
-            None => {
-                self.buffer_history.push(view.clone());
-                self.active_buffer_index = self.buffer_history.len() - 1;
-            }
-        }
-    }
-}

client/src/ui/handlers/render.rs

@@ -18,6 +18,7 @@ use crate::state::pages::auth::AuthState;
 use crate::state::pages::auth::LoginState;
 use crate::state::pages::auth::RegisterState;
 use crate::state::pages::intro::IntroState;
+use crate::state::app::buffer::BufferState;
 use crate::state::app::state::AppState;
 use crate::state::pages::admin::AdminState;
 
@@ -29,6 +30,7 @@ pub fn render_ui(
     register_state: &RegisterState,
     intro_state: &IntroState,
     admin_state: &mut AdminState,
+    buffer_state: &BufferState,
     theme: &Theme,
     is_edit_mode: bool,
     total_count: u64,
@@ -170,7 +172,7 @@ pub fn render_ui(
     // Render buffer list if enabled and area is available
     if let Some(area) = buffer_list_area {
         if app_state.ui.show_buffer_list {
-            render_buffer_list(f, area, theme, app_state);
+            render_buffer_list(f, area, theme, buffer_state);
         }
     }
     render_status_line(f, status_line_area, current_dir, theme, is_edit_mode);

client/src/ui/handlers/ui.rs

@@ -2,11 +2,11 @@
 
 use crate::config::binds::config::Config;
 use crate::config::colors::themes::Theme;
-use crate::modes::common::commands::CommandHandler;
-use crate::modes::handlers::event::{EventHandler, EventOutcome}; // Import EventOutcome
-use crate::modes::handlers::mode_manager::{AppMode, ModeManager};
 use crate::services::grpc_client::GrpcClient;
 use crate::services::ui_service::UiService;
+use crate::modes::common::commands::CommandHandler;
+use crate::modes::handlers::event::{EventHandler, EventOutcome};
+use crate::modes::handlers::mode_manager::{AppMode, ModeManager};
 use crate::state::pages::canvas_state::CanvasState;
 use crate::state::pages::form::FormState;
 use crate::state::pages::auth::AuthState;
@@ -14,6 +14,7 @@ use crate::state::pages::auth::LoginState;
 use crate::state::pages::auth::RegisterState;
 use crate::state::pages::admin::AdminState;
 use crate::state::pages::intro::IntroState;
+use crate::state::app::buffer::BufferState;
 use crate::state::app::state::AppState;
  // Import SaveOutcome
 use crate::tui::terminal::{EventReader, TerminalCore};
@@ -35,6 +36,7 @@ pub async fn run_ui() -> Result<(), Box<dyn std::error::Error>> {
     let mut register_state = RegisterState::default();
     let mut intro_state = IntroState::default();
     let mut admin_state = AdminState::default();
+    let mut buffer_state = BufferState::default();
     let mut app_state = AppState::new()?;
 
     // Initialize app state with profile tree and table structure
@@ -60,6 +62,7 @@ pub async fn run_ui() -> Result<(), Box<dyn std::error::Error>> {
                 &login_state,
                 &register_state,
                 &intro_state,
+                &buffer_state,
                 &mut admin_state,
                 &theme,
                 is_edit_mode,
@@ -121,6 +124,7 @@ pub async fn run_ui() -> Result<(), Box<dyn std::error::Error>> {
                 &mut login_state,
                 &mut register_state,
                 &mut intro_state,
+                &mut buffer_state,
                 &mut admin_state,
                 &mut app_state,
                 total_count,