From b5ced3af46c96ceb959fbbf1addfeba3bd4f76d5 Mon Sep 17 00:00:00 2001
From: Jon Santmyer <jon@jonsantmyer.com>
Date: Wed, 15 Apr 2026 16:53:58 -0400
Subject: first commit. working body rendering

---
 src/window/ui.rs | 96 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 src/window/ui.rs

(limited to 'src/window/ui.rs')

diff --git a/src/window/ui.rs b/src/window/ui.rs
new file mode 100644
index 0000000..4d13740
--- /dev/null
+++ b/src/window/ui.rs
@@ -0,0 +1,96 @@
+use std::cell::RefCell;
+
+use cgmath::Vector3;
+
+use crate::{GameState, eguictx::EguiCtx, solar_system, timeman::{Second, TimeMan}};
+
+#[derive(Default, Clone)]
+pub struct GameWindowUiState
+{
+    pub current_system: Option<solar_system::SystemId>,
+    pub camera_scale: f32,
+    pub camera_target: Option<solar_system::BodyId>,
+    pub auto_time: Option<Second>,
+    pub do_auto_tick: bool
+}
+
+impl GameWindowUiState
+{
+    pub fn render(
+        old_state: &GameWindowUiState,
+        game_state: &RefCell<GameState>,
+        eguictx: &EguiCtx)
+    -> Self
+    {
+        let mut new_state = old_state.clone();
+
+        { GameWindowUiState::render_topbar(&mut new_state, game_state, eguictx); }
+
+        new_state
+    }
+
+    fn render_topbar(
+        state: &mut GameWindowUiState,
+        game_state: &RefCell<GameState>,
+        eguictx: &EguiCtx)
+    {
+        let mut game_state = game_state.borrow_mut();
+
+        egui::TopBottomPanel::top("topbar").show(
+            eguictx.context(),
+            |ui| {
+                
+            ui.horizontal(|ui| {
+                ui.menu_button("File", |ui| {
+
+                });
+            });
+
+            ui.horizontal(|ui| {
+                let solar_systems = game_state.solar_systems();
+                let selected_label = match state.current_system {
+                    Some(id) => solar_systems[id].name(),
+                    None => ""
+                };
+
+                egui::ComboBox::from_label("Current System")
+                    .selected_text(selected_label)
+                    .show_ui(ui, |ui| {
+                
+                    for (i, system) in solar_systems.iter().enumerate() {
+                        ui.selectable_value(
+                            &mut state.current_system,
+                            Some(i),
+                            system.name()
+                        );
+                    }
+                });
+            });
+
+            ui.horizontal(|ui| {
+                ui.label(format!("Time: {}", TimeMan::format_duration(game_state.timeman().seconds())));
+                
+                let button_seconds = [1, 5, 30, 60, 60*5, 60*30, 60*60, 60*60*24, 60*60*24*5, 60*60*24*30];
+                let selected_button = state.auto_time;
+
+                button_seconds.iter().for_each(|&seconds| {
+                    ui.vertical(|ui| {
+                        let auto_selected = match selected_button {
+                            Some(o) => o == seconds,
+                            None => false
+                        };
+                        let label = TimeMan::format_duration(seconds);
+
+                        if ui.button(label.clone()).clicked() {
+                            game_state.timeman_mut().advance(seconds);
+                        }
+
+                        if ui.add(egui::Button::new(label.clone()).selected(auto_selected)).clicked() {
+                            state.auto_time = Some(seconds);
+                        }
+                    });
+                });
+            });
+        });
+    }
+}
-- 
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