First one-shot pass

2026-02-10 14:29:23 -05:00
parent 739d79d6a2
commit f65e3d8413
48 changed files with 5409 additions and 2 deletions
--- a/src/ui/components/stats_dashboard.rs
+++ b/src/ui/components/stats_dashboard.rs
@@ -0,0 +1,119 @@
+use ratatui::buffer::Buffer;
+use ratatui::layout::{Constraint, Direction, Layout, Rect};
+use ratatui::style::{Modifier, Style};
+use ratatui::text::{Line, Span};
+use ratatui::widgets::{Block, Paragraph, Widget};
+
+use crate::session::result::LessonResult;
+use crate::ui::components::chart::WpmChart;
+use crate::ui::theme::Theme;
+
+pub struct StatsDashboard<'a> {
+    pub history: &'a [LessonResult],
+    pub theme: &'a Theme,
+}
+
+impl<'a> StatsDashboard<'a> {
+    pub fn new(history: &'a [LessonResult], theme: &'a Theme) -> Self {
+        Self { history, theme }
+    }
+}
+
+impl Widget for StatsDashboard<'_> {
+    fn render(self, area: Rect, buf: &mut Buffer) {
+        let colors = &self.theme.colors;
+
+        let block = Block::bordered()
+            .title(" Statistics ")
+            .border_style(Style::default().fg(colors.accent()))
+            .style(Style::default().bg(colors.bg()));
+        let inner = block.inner(area);
+        block.render(area, buf);
+
+        if self.history.is_empty() {
+            let msg = Paragraph::new(Line::from(Span::styled(
+                "No lessons completed yet. Start typing!",
+                Style::default().fg(colors.text_pending()),
+            )));
+            msg.render(inner, buf);
+            return;
+        }
+
+        let layout = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([
+                Constraint::Length(8),
+                Constraint::Min(10),
+                Constraint::Length(2),
+            ])
+            .split(inner);
+
+        let avg_wpm =
+            self.history.iter().map(|r| r.wpm).sum::<f64>() / self.history.len() as f64;
+        let best_wpm = self
+            .history
+            .iter()
+            .map(|r| r.wpm)
+            .fold(0.0f64, f64::max);
+        let avg_accuracy =
+            self.history.iter().map(|r| r.accuracy).sum::<f64>() / self.history.len() as f64;
+        let total_lessons = self.history.len();
+
+        let total_str = format!("{total_lessons}");
+        let avg_wpm_str = format!("{avg_wpm:.0}");
+        let best_wpm_str = format!("{best_wpm:.0}");
+        let avg_acc_str = format!("{avg_accuracy:.1}%");
+
+        let summary = vec![
+            Line::from(vec![
+                Span::styled("  Lessons:      ", Style::default().fg(colors.fg())),
+                Span::styled(
+                    &*total_str,
+                    Style::default()
+                        .fg(colors.accent())
+                        .add_modifier(Modifier::BOLD),
+                ),
+            ]),
+            Line::from(vec![
+                Span::styled("  Avg WPM:      ", Style::default().fg(colors.fg())),
+                Span::styled(&*avg_wpm_str, Style::default().fg(colors.accent())),
+            ]),
+            Line::from(vec![
+                Span::styled("  Best WPM:     ", Style::default().fg(colors.fg())),
+                Span::styled(
+                    &*best_wpm_str,
+                    Style::default()
+                        .fg(colors.success())
+                        .add_modifier(Modifier::BOLD),
+                ),
+            ]),
+            Line::from(vec![
+                Span::styled("  Avg Accuracy: ", Style::default().fg(colors.fg())),
+                Span::styled(
+                    &*avg_acc_str,
+                    Style::default().fg(if avg_accuracy >= 95.0 {
+                        colors.success()
+                    } else {
+                        colors.warning()
+                    }),
+                ),
+            ]),
+        ];
+
+        Paragraph::new(summary).render(layout[0], buf);
+
+        let chart_data: Vec<(f64, f64)> = self
+            .history
+            .iter()
+            .enumerate()
+            .map(|(i, r)| (i as f64, r.wpm))
+            .collect();
+        WpmChart::new(&chart_data, self.theme).render(layout[1], buf);
+
+        let help = Paragraph::new(Line::from(Span::styled(
+            "  [ESC] Back to menu",
+            Style::default().fg(colors.accent()),
+        )));
+        help.render(layout[2], buf);
+    }
+}