[Add] Terms UI, [WIP] Main UI

src/gui/screens/main_screen.rs

@@ -0,0 +1,41 @@
+use std::{any::Any, sync::Arc};
+
+use crossterm::event::KeyEvent;
+use ratatui::{
+    Frame,
+    layout::Rect,
+    widgets::{Block, Borders},
+};
+
+use crate::gui::{interaction_result::InteractionResult, screens::screens::Screen, ui::UI};
+
+pub struct MainScreen {
+    ui: Arc<UI>,
+}
+
+impl MainScreen {
+    pub async fn new(ui: Arc<UI>) -> Self {
+        MainScreen { ui }
+    }
+}
+impl Screen for MainScreen {
+    fn as_any(&self) -> &dyn Any {
+        self
+    }
+
+    fn as_any_mut(&mut self) -> &mut dyn Any {
+        self
+    }
+
+    fn get_ui(&self) -> &Arc<UI> {
+        &self.ui
+    }
+
+    fn render(&self, f: &mut Frame, rect: Rect) {
+        f.render_widget(Block::default().title("Main").borders(Borders::ALL), rect);
+    }
+
+    fn handle_input(&mut self, event: KeyEvent) -> InteractionResult {
+        InteractionResult::Unhandled
+    }
+}