Configuration fields in game rules screen are editable

rust/cli_player/src/ui_widgets/text_editor_widget.rs

@@ -1,9 +1,12 @@
 use std::fmt::Display;
+
 use tui::buffer::Buffer;
 use tui::layout::Rect;
 use tui::style::{Color, Style};
+use tui::text::*;
 use tui::widgets::{Block, Borders, Paragraph, Widget};
 
+#[derive(Eq, PartialEq)]
 pub enum InputMode {
     Normal,
     Editing,
@@ -30,16 +33,26 @@ impl TextEditorWidget {
 
 impl Widget for TextEditorWidget {
     fn render(self, area: Rect, buf: &mut Buffer) {
-        let input = Paragraph::new(self.value.as_ref())
-            .style(match &self.input_mode {
+        let span = Span::styled(
+            self.value.to_string(),
+            match &self.input_mode {
                 InputMode::Normal => Style::default(),
                 InputMode::Editing => Style::default().fg(Color::Yellow),
-            })
-            .block(
-                Block::default()
-                    .borders(Borders::ALL)
-                    .title(self.label.as_ref()),
-            );
+            },
+        );
+
+        let mut spans = vec![span];
+
+        if self.input_mode == InputMode::Editing {
+            spans.push(Span::styled(" ", Style::default().bg(Color::Yellow)))
+        }
+
+        let text = Text::from(Spans::from(spans));
+        let input = Paragraph::new(text).block(
+            Block::default()
+                .borders(Borders::ALL)
+                .title(self.label.as_ref()),
+        );
 
         input.render(area, buf);
     }