trigger dropdown, not working at all, needs proper implementation, ready for debug

client/src/modes/canvas/edit.rs

@@ -3,6 +3,7 @@
 use crate::config::binds::config::Config;
 use crate::services::grpc_client::GrpcClient;
 use crate::state::pages::{auth::{AuthState, RegisterState}};
+use crate::state::canvas_state::CanvasState;
 use crate::state::pages::form::FormState;
 use crate::functions::modes::edit::{auth_e, form_e};
 use crate::modes::handlers::event::EventOutcome;
@@ -79,6 +80,46 @@ pub async fn handle_edit_event(
 
     // Edit-specific actions
     if let Some(action) = config.get_edit_action_for_key(key.code, key.modifiers) {
+        // --- Autocomplete Handling for Role Field ---
+        if app_state.ui.show_register && register_state.current_field() == 4 {
+            match action {
+                "suggestion_down" if register_state.show_role_suggestions => {
+                    let max_index = register_state.role_suggestions.len() - 1;
+                    let current_index = register_state.selected_suggestion_index.unwrap_or(0);
+                    register_state.selected_suggestion_index = Some(if current_index >= max_index { 0 } else { current_index + 1 });
+                    return Ok("Suggestion changed".to_string());
+                }
+                "suggestion_up" if register_state.show_role_suggestions => {
+                    let max_index = register_state.role_suggestions.len() - 1;
+                    let current_index = register_state.selected_suggestion_index.unwrap_or(0);
+                    register_state.selected_suggestion_index = Some(if current_index == 0 { max_index } else { current_index - 1 });
+                    return Ok("Suggestion changed".to_string());
+                }
+                "select_suggestion" if register_state.show_role_suggestions => {
+                    if let Some(selected_index) = register_state.selected_suggestion_index {
+                        if let Some(selected_role) = register_state.role_suggestions.get(selected_index) {
+                            register_state.role = selected_role.clone();
+                            register_state.show_role_suggestions = false;
+                            register_state.selected_suggestion_index = None;
+                            register_state.role_suggestions.clear();
+                            // Optionally move to next field or exit edit mode here
+                            return Ok(format!("Selected role: {}", register_state.role));
+                        }
+                    }
+                    return Ok("No suggestion selected".to_string());
+                }
+                "hide_suggestions" => {
+                    register_state.show_role_suggestions = false;
+                    register_state.selected_suggestion_index = None;
+                    return Ok("Suggestions hidden".to_string());
+                }
+                // Let other edit actions (like move_*) fall through for the role field if desired
+                // Or explicitly handle them here if they should behave differently
+                _ => {}
+            }
+        }
+        // --- End Autocomplete Handling ---
+
         return if app_state.ui.show_login {
             auth_e::execute_edit_action(
                 action,
@@ -114,6 +155,11 @@ pub async fn handle_edit_event(
 
     // Character insertion
     if let KeyCode::Char(_) = key.code {
+        // --- Autocomplete Trigger on Char Insert ---
+        let is_role_field = app_state.ui.show_register && register_state.current_field() == 4;
+        let result = // Store result before potential update
+        // --- End Autocomplete Trigger ---
+        
         return if app_state.ui.show_login {
             auth_e::execute_edit_action(
                 "insert_char",
@@ -145,6 +191,39 @@ pub async fn handle_edit_event(
                 total_count
             ).await
         };
+
+        // After character insertion/deletion, update suggestions if it was the role field
+        if is_role_field {
+            register_state.update_role_suggestions();
+        }
+        return result; // Return the result from execute_edit_action
+    }
+
+    // Handle Backspace/Delete for Autocomplete Trigger
+    if matches!(key.code, KeyCode::Backspace | KeyCode::Delete) {
+        let is_role_field = app_state.ui.show_register && register_state.current_field() == 4;
+        let action_str = if key.code == KeyCode::Backspace { "backspace" } else { "delete_char" };
+
+        // Execute the action first
+        let result = if app_state.ui.show_register {
+             auth_e::execute_edit_action(
+                action_str,
+                key,
+                register_state,
+                ideal_cursor_column,
+                grpc_client,
+                current_position,
+                total_count
+            ).await
+        } else {
+            // Handle for login/form if needed, assuming auth_e covers RegisterState
+             Ok("Action not applicable here".to_string()) // Placeholder
+        }?;
+
+        if is_role_field {
+            register_state.update_role_suggestions();
+        }
+        return Ok(result);
     }
 
     Ok(command_message.clone())