its now using enum fully for the highlight mode

client/src/state/app.rs

@@ -2,3 +2,4 @@
 
 pub mod state;
 pub mod buffer;
+pub mod highlight;

client/src/state/app/highlight.rs

@@ -0,0 +1,20 @@
+// src/state/app/highlight.rs
+
+/// Represents the different states of text highlighting.
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum HighlightState {
+    /// Highlighting is inactive.
+    Off,
+    /// Highlighting character by character. Stores the anchor point (line index, char index).
+    Characterwise { anchor: (usize, usize) },
+    /// Highlighting line by line. Stores the anchor line index.
+    Linewise { anchor_line: usize },
+}
+
+impl Default for HighlightState {
+    /// The default state is no highlighting.
+    fn default() -> Self {
+        HighlightState::Off
+    }
+}
+

client/src/state/pages/form.rs

@@ -2,6 +2,7 @@
 use crate::config::colors::themes::Theme;
 use ratatui::layout::Rect;
 use ratatui::Frame;
+use crate::state::app::highlight::HighlightState;
 use crate::state::pages::canvas_state::CanvasState;
 
 pub struct FormState {
@@ -33,9 +34,7 @@ impl FormState {
         area: Rect,
         theme: &Theme,
         is_edit_mode: bool,
-        is_highlight_mode: bool,
-        is_linewise_highlight: bool,
-        highlight_anchor: Option<(usize, usize)>,
+        highlight_state: &HighlightState,
         total_count: u64,
         current_position: u64,
     ) {
@@ -51,9 +50,7 @@ impl FormState {
             &values,
             theme,
             is_edit_mode,
-            is_highlight_mode,
-            is_linewise_highlight,
-            highlight_anchor,
+            highlight_state,
             total_count,
             current_position,
         );