refactored log

kiln-tui/src/ui.rs

@@ -1,16 +1,13 @@
 use std::time::Duration;
 use kiln_core::game::GameState;
+use crate::log::LogState;
 use crate::scroll_overlay::{ScrollAnimState, ScrollOverlayState};
 
 /// View-only UI state for the log panel and scroll overlay. This is presentation
 /// state, so it lives in the front-end rather than on the engine's [`GameState`].
 pub(crate) struct Ui {
-    /// Whether the bottom log panel is open.
-    pub(crate) log_open: bool,
-    /// Height (in terminal rows, borders included) of the log panel when open.
-    pub(crate) log_height: u16,
-    /// Vertical scroll offset of the log panel, in lines from the top (newest).
-    pub(crate) scroll: u16,
+    /// State for the log panel (open/closed, height, scroll position).
+    pub(crate) log: LogState,
     /// Scroll position, bounds, and animation state for an active scroll overlay.
     pub(crate) overlay: ScrollOverlayState,
 }
@@ -18,9 +15,7 @@ pub(crate) struct Ui {
 impl Default for Ui {
     fn default() -> Self {
         Self {
-            log_open: false,
-            log_height: 10,
-            scroll: 0,
+            log: LogState::new(),
             overlay: ScrollOverlayState::default(),
         }
     }
@@ -63,4 +58,4 @@ impl Ui {
         self.overlay.pending_choice = choice;
         self.overlay.anim = Some(ScrollAnimState::Closing(progress));
     }
-}
+}