free plan screen

codex-rs/tui/src/onboarding/free_plan_screen.rs

@@ -0,0 +1,66 @@
+use crossterm::event::KeyCode;
+use crossterm::event::KeyEvent;
+use ratatui::buffer::Buffer;
+use ratatui::layout::Rect;
+use ratatui::prelude::Widget;
+use ratatui::style::Modifier;
+use ratatui::style::Style;
+use ratatui::text::Line;
+use ratatui::text::Span;
+use ratatui::widgets::Paragraph;
+use ratatui::widgets::WidgetRef;
+use ratatui::widgets::Wrap;
+
+use crate::app_event::AppEvent;
+use crate::app_event_sender::AppEventSender;
+use crate::onboarding::onboarding_screen::KeyboardHandler;
+use crate::onboarding::onboarding_screen::StepState;
+use crate::onboarding::onboarding_screen::StepStateProvider;
+
+/// Informational screen shown when the user is authenticated with a free
+/// ChatGPT account. Provides a link to pricing and exits on Enter.
+pub(crate) struct FreePlanWidget {
+    pub event_tx: AppEventSender,
+}
+
+impl StepStateProvider for FreePlanWidget {
+    fn get_step_state(&self) -> StepState {
+        // This screen is interactive (waits for Enter), so it is always in progress.
+        StepState::InProgress
+    }
+}
+
+impl KeyboardHandler for FreePlanWidget {
+    fn handle_key_event(&mut self, key_event: KeyEvent) {
+        if matches!(key_event.code, KeyCode::Enter) {
+            self.event_tx.send(AppEvent::ExitRequest);
+        }
+    }
+}
+
+impl WidgetRef for &FreePlanWidget {
+    fn render_ref(&self, area: Rect, buf: &mut Buffer) {
+        let lines: Vec<Line> = vec![
+            Line::from(""),
+            Line::from("  You’re currently signed in using a free ChatGPT account."),
+            Line::from(
+                "  To use Codex with your ChatGPT plan, upgrade to a Pro, Plus, and Team account.",
+            ),
+            Line::from(""),
+            Line::from(vec![
+                Span::raw("  "),
+                // Use an OSC 8 hyperlink so terminals render a clickable URL
+                Span::styled(
+                    "\u{1b}]8;;https://openai.com/chatgpt/pricing\u{7}https://openai.com/chatgpt/pricing\u{1b}]8;;\u{7}",
+                    Style::default().add_modifier(Modifier::UNDERLINED),
+                ),
+            ]),
+            Line::from(""),
+            Line::from("  Press Enter to exit").style(Style::default().add_modifier(Modifier::DIM)),
+        ];
+
+        Paragraph::new(lines)
+            .wrap(Wrap { trim: false })
+            .render(area, buf);
+    }
+}