1 files changed, 43 insertions, 0 deletions
diff --git a/src/display/resources.rs b/src/display/resources.rs
new file mode 100644
index 0000000..7321aea
--- /dev/null
+++ b/src/display/resources.rs
@@ -0,0 +1,43 @@
+use std::io::{stdout, Stdout};
+
+use bevy::prelude::*;
+use crossterm::{
+    event::{
+        DisableMouseCapture, EnableMouseCapture, KeyboardEnhancementFlags,
+        PopKeyboardEnhancementFlags, PushKeyboardEnhancementFlags,
+    },
+    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
+    ExecutableCommand,
+};
+use ratatui::backend::CrosstermBackend;
+
+/// Ratatui terminal instance. Enters alternate screen when constructed, and exits once dropped.
+#[derive(Resource)]
+pub struct Terminal(pub ratatui::Terminal<CrosstermBackend<Stdout>>);
+
+impl Default for Terminal {
+    fn default() -> Self {
+        stdout().execute(EnterAlternateScreen).unwrap();
+        stdout().execute(EnableMouseCapture).unwrap();
+        stdout()
+            .execute(PushKeyboardEnhancementFlags(
+                KeyboardEnhancementFlags::REPORT_EVENT_TYPES,
+            ))
+            .unwrap();
+        enable_raw_mode().unwrap();
+        let mut terminal = ratatui::Terminal::new(CrosstermBackend::new(stdout()))
+            .expect("Failed to create terminal");
+        terminal.clear().expect("Failed to clear terminal");
+        Self(terminal)
+    }
+}
+
+impl Drop for Terminal {
+    fn drop(&mut self) {
+        let mut stdout = stdout();
+        let _ = stdout.execute(PopKeyboardEnhancementFlags);
+        let _ = stdout.execute(DisableMouseCapture);
+        let _ = stdout.execute(LeaveAlternateScreen);
+        let _ = disable_raw_mode();
+    }
+}