perfectly working buffer now

client/config.toml

@@ -10,6 +10,7 @@ next_option = ["l", "Right"]
 previous_option = ["h", "Left"]
 select = ["Enter"]
 toggle_sidebar = ["ctrl+t"]
+toggle_buffer_list = ["ctrl+b"]
 next_field = ["Tab"]
 prev_field = ["Shift+Tab"]
 
@@ -24,6 +25,7 @@ save_and_quit = ["ctrl+shift+s"]
 move_up = ["Up"]
 move_down = ["Down"]
 toggle_sidebar = ["ctrl+t"]
+toggle_buffer_list = ["ctrl+b"]
 
 # MODE SPECIFIC
 # READ ONLY MODE

client/src/components/admin/admin_panel.rs

@@ -1,24 +1,35 @@
 // src/components/admin/admin_panel.rs
 
 use crate::config::colors::themes::Theme;
-use crate::state::pages::admin::AdminState; // Import the persistent state
+use crate::state::pages::auth::AuthState;
+use crate::state::pages::admin::AdminState;
 use common::proto::multieko2::table_definition::ProfileTreeResponse;
 use ratatui::{
     layout::{Alignment, Constraint, Direction, Layout, Rect},
-    style::Style, // Added Modifier
+    style::Style,
     text::{Line, Span, Text},
     widgets::{Block, BorderType, Borders, List, ListItem, Paragraph, Wrap},
     Frame,
 };
 
-// Renamed from AdminPanelState::render and made a standalone function
+/// Renders the view specific to admin users.
+fn render_admin_panel_admin(f: &mut Frame, content_chunks: &[Rect], theme: &Theme) {
+    // Admin-specific view placeholder
+    let admin_message = Paragraph::new("Admin-specific view. Profile selection not applicable.")
+        .style(Style::default().fg(theme.fg))
+        .alignment(Alignment::Center);
+    // Render only in the right pane for now, leaving left empty
+    f.render_widget(admin_message, content_chunks[1]);
+}
+
 pub fn render_admin_panel(
     f: &mut Frame,
-    admin_state: &AdminState, // Accept the persistent state (immutable borrow is enough for rendering)
+    auth_state: &AuthState,
+    admin_state: &AdminState,
     area: Rect,
     theme: &Theme,
     profile_tree: &ProfileTreeResponse,
-    selected_profile: &Option<String>, // The globally selected profile for the checkmark
+    selected_profile: &Option<String>,
 ) {
     let block = Block::default()
         .borders(Borders::ALL)
@@ -45,14 +56,36 @@ pub fn render_admin_panel(
         .constraints([Constraint::Percentage(30), Constraint::Percentage(70)])
         .split(chunks[1]);
 
+    if auth_state.role.as_deref() != Some("admin") {
+        render_admin_panel_non_admin(
+            f,
+            admin_state,
+            &content_chunks,
+            theme,
+            profile_tree,
+            selected_profile,
+        );
+    } else {
+        render_admin_panel_admin(f, &content_chunks, theme);
+    }
+}
+
+/// Renders the view for non-admin users (profile list and details).
+fn render_admin_panel_non_admin(
+    f: &mut Frame,
+    admin_state: &AdminState,
+    content_chunks: &[Rect],
+    theme: &Theme,
+    profile_tree: &ProfileTreeResponse,
+    selected_profile: &Option<String>,
+) {
     // Profile list - Use data from admin_state
     let items: Vec<ListItem> = admin_state
-        .profiles // Use profiles from the persistent state
+        .profiles
         .iter()
         .map(|p| {
             ListItem::new(Line::from(vec![
                 Span::styled(
-                    // Check against the globally selected profile for the checkmark
                     if Some(p) == selected_profile.as_ref() { "✓ " } else { "  " },
                     Style::default().fg(theme.accent),
                 ),
@@ -65,15 +98,12 @@ pub fn render_admin_panel(
         .block(Block::default().title("Profiles"))
         .highlight_style(Style::default().bg(theme.highlight).fg(theme.bg));
 
-    // Render statefully using a CLONE of the list_state from persistent AdminState
-    // Cloning is necessary because render_stateful_widget needs `&mut ListState`
-    // but we only have `&AdminState`. This is a common pattern in Ratatui.
     let mut list_state_clone = admin_state.list_state.clone();
     f.render_stateful_widget(list, content_chunks[0], &mut list_state_clone);
 
     // Profile details - Use selection info from admin_state
     if let Some(profile) = admin_state
-        .get_selected_index() // Use the method from persistent state
+        .get_selected_index()
         .and_then(|i| profile_tree.profiles.get(i))
     {
         let mut text = Text::default();
@@ -101,8 +131,7 @@ pub fn render_admin_panel(
 
         let details_widget = Paragraph::new(text)
             .block(Block::default().title("Details"))
-            .wrap(Wrap { trim: true }); // Add wrapping
+            .wrap(Wrap { trim: true });
         f.render_widget(details_widget, content_chunks[1]);
     }
 }
-

client/src/components/handlers.rs

@@ -1,6 +1,8 @@
 // src/components/handlers.rs
 pub mod canvas;
 pub mod sidebar;
+pub mod buffer_list;
 
 pub use canvas::*;
 pub use sidebar::*;
+pub use buffer_list::*;

client/src/components/handlers/buffer_list.rs

@@ -0,0 +1,63 @@
+// src/components/handlers/buffer_list.rs
+
+use crate::config::colors::themes::Theme;
+use crate::state::app::state::AppState;
+use ratatui::{
+    layout::{Alignment, Rect},
+    style::{Style, Stylize},
+    text::{Line, Span},
+    widgets::Paragraph,
+    Frame,
+};
+use unicode_width::UnicodeWidthStr;
+
+pub fn render_buffer_list(
+    f: &mut Frame,
+    area: Rect,
+    theme: &Theme,
+    app_state: &AppState,
+) {
+    // --- Style Definitions ---
+    let active_style = Style::default()
+        .fg(theme.bg)
+        .bg(theme.highlight);
+
+    let inactive_style = Style::default()
+        .fg(theme.fg)
+        .bg(theme.bg);
+
+    // --- 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() {
+        let is_active = i == app_state.ui.active_buffer_index;
+        let buffer_name = view.display_name();
+        let buffer_text = format!(" {} ", buffer_name);
+        let text_width = UnicodeWidthStr::width(buffer_text.as_str());
+
+        // Calculate width needed for this buffer (separator + text)
+        let needed_width = text_width;
+        if current_width + needed_width > area.width as usize {
+            break;
+        }
+
+        // Add the buffer text itself
+        let text_style = if is_active { active_style } else { inactive_style };
+        spans.push(Span::styled(buffer_text, text_style));
+        current_width += text_width;
+    }
+
+    // --- Filler Span ---
+    let remaining_width = area.width.saturating_sub(current_width as u16);
+    spans.push(Span::styled(
+        " ".repeat(remaining_width as usize),
+        inactive_style,
+    ));
+
+    // --- Render ---
+    let buffer_line = Line::from(spans);
+    let paragraph = Paragraph::new(buffer_line).alignment(Alignment::Left);
+    f.render_widget(paragraph, area);
+}

client/src/modes/general/navigation.rs

@@ -43,12 +43,6 @@ pub async fn handle_navigation_event(
                 previous_option(app_state, intro_state);
                 return Ok(EventOutcome::Ok(String::new()));
             }
-            "toggle_sidebar" => {
-                toggle_sidebar(app_state);
-                return Ok(EventOutcome::Ok(format!("Sidebar {}",
-                    if app_state.ui.show_sidebar { "shown" } else { "hidden" }
-                )));
-            }
             "next_field" => {
                 next_field(form_state);
                 return Ok(EventOutcome::Ok(String::new()));
@@ -140,10 +134,6 @@ pub fn previous_option(app_state: &mut AppState, intro_state: &mut IntroState) {
     }
 }
 
-pub fn toggle_sidebar(app_state: &mut AppState) {
-    app_state.ui.show_sidebar = !app_state.ui.show_sidebar;
-}
-
 pub fn next_field(form_state: &mut FormState) {
     if !form_state.fields.is_empty() {
         form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();

client/src/modes/handlers/event.rs

@@ -25,6 +25,7 @@ use crate::modes::{
 };
 use crate::config::binds::key_sequences::KeySequenceTracker;
 use crate::modes::handlers::mode_manager::{ModeManager, AppMode};
+use crate::state::app::state::AppView;
 use crate::tui::functions::common::form::SaveOutcome;
 
 #[derive(Debug, Clone, PartialEq, Eq)]
@@ -80,6 +81,21 @@ impl EventHandler {
         let current_mode = ModeManager::derive_mode(app_state, self);
         app_state.update_mode(current_mode);
 
+        // Determine the current view, including dynamic names
+        let current_view = {
+            let ui = &app_state.ui;
+            if ui.show_intro { AppView::Intro }
+            else if ui.show_login { AppView::Login }
+            else if ui.show_register { AppView::Register }
+            else if ui.show_admin { AppView::Admin }
+            else if ui.show_form {
+                let form_name = app_state.selected_profile.clone().unwrap_or_else(|| "Data Form".to_string());
+                AppView::Form(form_name)
+            }
+            else { AppView::Scratch }
+        };
+        app_state.ui.update_buffer_history(current_view);
+
         // --- DIALOG MODALITY ---
         if app_state.ui.dialog.dialog_show {
             if let Some(dialog_result) = dialog::handle_dialog_event(
@@ -101,6 +117,13 @@ impl EventHandler {
                 );
                 return Ok(EventOutcome::Ok(message));
             }
+            if UiStateHandler::toggle_buffer_list(&mut app_state.ui, config, key_code, modifiers) {
+                let message = format!("Buffer {}",
+                    if app_state.ui.show_buffer_list { "shown" } else { "hidden" }
+                );
+                return Ok(EventOutcome::Ok(message));
+            }
+            // --- End Global UI Toggles ---
 
             match current_mode {
                 AppMode::General => {

client/src/state/app/state.rs

@@ -5,6 +5,31 @@ use common::proto::multieko2::table_definition::ProfileTreeResponse;
 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,
@@ -16,12 +41,15 @@ pub struct DialogState {
 
 pub struct UiState {
     pub show_sidebar: bool,
+    pub show_buffer_list: bool,
     pub show_intro: bool,
     pub show_admin: bool,
     pub show_form: bool,
     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,
 }
 
@@ -136,7 +164,10 @@ impl Default for UiState {
             show_form: false,
             show_login: false,
             show_register: false,
+            show_buffer_list: false,
             focus_outside_canvas: false,
+            buffer_history: vec![AppView::Intro],
+            active_buffer_index: 0,
             dialog: DialogState::default(),
         }
     }
@@ -155,3 +186,20 @@ 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/rat_state.rs

@@ -21,4 +21,18 @@ impl UiStateHandler {
         false
     }
     
+   pub fn toggle_buffer_list(
+       ui_state: &mut UiState,
+       config: &Config,
+       key: KeyCode,
+       modifiers: KeyModifiers,
+   ) -> bool {
+       if let Some(action) = config.get_common_action(key, modifiers) {
+           if action == "toggle_buffer_list" {
+               ui_state.show_buffer_list = !ui_state.show_buffer_list;
+               return true;
+           }
+       }
+       false
+   }
 }

client/src/ui/handlers/render.rs

@@ -2,6 +2,7 @@
 
 use crate::components::{
     render_background,
+    render_buffer_list,
     render_command_line,
     render_status_line,
     intro::intro::render_intro,
@@ -40,16 +41,44 @@ pub fn render_ui(
 ) {
     render_background(f, f.area(), theme);
 
+    // Adjust layout based on whether buffer list is shown
+    let constraints = if app_state.ui.show_buffer_list {
+        vec![
+            Constraint::Length(1),   // Buffer list
+            Constraint::Min(1),      // Main content
+            Constraint::Length(1),   // Status line
+            Constraint::Length(1),   // Command line
+        ]
+    } else {
+        vec![
+            Constraint::Min(1),      // Main content
+            Constraint::Length(1),   // Status line (no buffer list)
+            Constraint::Length(1),   // Command line
+        ]
+    };
+
     let root = Layout::default()
         .direction(Direction::Vertical)
-        .constraints([
-            Constraint::Min(1),
-            Constraint::Length(1),
-            Constraint::Length(1),
-        ])
+        .constraints(constraints)
         .split(f.area());
 
-    let main_content_area = root[0];
+    let mut buffer_list_area = None;
+    let main_content_area;
+    let status_line_area;
+    let command_line_area;
+
+    // Assign areas based on layout
+    if app_state.ui.show_buffer_list {
+        buffer_list_area = Some(root[0]);
+        main_content_area = root[1];
+        status_line_area = root[2];
+        command_line_area = root[3];
+    } else {
+        main_content_area = root[0];
+        status_line_area = root[1];
+        command_line_area = root[2];
+    }
+
     if app_state.ui.show_intro {
         render_intro(f, intro_state, main_content_area, theme);
     } else if app_state.ui.show_register {
@@ -61,18 +90,19 @@ pub fn render_ui(
             app_state,
             register_state.current_field < 4
         );
-    }else if app_state.ui.show_login {
+    } else if app_state.ui.show_login {
         render_login(
-            f, 
-            main_content_area, 
-            theme, 
+            f,
+            main_content_area,
+            theme,
             login_state,
             app_state,
             login_state.current_field < 2
         );
     } else if app_state.ui.show_admin {
-           crate::components::admin::admin_panel::render_admin_panel(
+        crate::components::admin::admin_panel::render_admin_panel(
             f,
+            auth_state,
             admin_state,
             main_content_area,
             theme,
@@ -135,10 +165,14 @@ pub fn render_ui(
             total_count,
             current_position,
         );
-    } else{
-
     }
 
-    render_status_line(f, root[1], current_dir, theme, is_edit_mode);
-    render_command_line(f, root[2], command_input, command_mode, theme, command_message);
+    // 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_status_line(f, status_line_area, current_dir, theme, is_edit_mode);
+    render_command_line(f, command_line_area, command_input, command_mode, theme, command_message);
 }