Hall of the fallen: kills and causes of death, in the game and over all games in the profile

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/menu/achievements.rs

@@ -15,7 +15,13 @@ impl Menu {
         let rows = 40.min((sh / CH()) as i32 - 2);
         let x = grid_center(sw, cols as f32 * CW()).max(0.0);
         let y = grid_center_y(sh, rows as f32 * CH()).max(0.0);
-        gfx.window_titled(x, y, cols, rows, S(), true, FRAME_HI, Color::new(0.05, 0.03, 0.04, 0.97), &tr("menu.achievements"), FRAME_HI);
+        let title = if self.ach_hall { tr("hall.title") } else { tr("menu.achievements") };
+        gfx.window_titled(x, y, cols, rows, S(), true, FRAME_HI, Color::new(0.05, 0.03, 0.04, 0.97), &title, FRAME_HI);
+        if self.ach_hall {
+            self.draw_hall_page(gfx, x, y, cols, rows);
+            self.ach_buttons(gfx, x, y, rows);
+            return;
+        }
         let list = all();
         let done = list.iter().filter(|a| self.profile.unlocked.contains_key(&a.0)).count();
         let head = trf("ach.count", &[done.to_string(), list.len().to_string(), crate::achievements::fmt_count(self.profile.total("minutes"))]);
@@ -57,14 +63,75 @@ impl Menu {
             }
         }
         // scrolling and back
+        let _ = ix;
+        self.ach_buttons(gfx, x, y, rows);
+    }
+
+    // scrolling, the switch between achievements and the hall, back
+    fn ach_buttons(&mut self, gfx: &Gfx, x: f32, y: f32, rows: i32) {
+        let ix = x + CW() * 3.0;
         let by = y + (rows - 3) as f32 * CH();
         let (mx, my) = mouse();
         let bw = 14.0 * CW();
-        let items = [(Btn::Scroll(-1), "▲".to_string()), (Btn::Scroll(1), "▼".to_string()), (Btn::Back, tr("menu.back"))];
+        let switch = if self.ach_hall { tr("menu.achievements") } else { tr("hall.title") };
+        let items = [(Btn::Scroll(-1), "▲".to_string()), (Btn::Scroll(1), "▼".to_string()), (Btn::AchHall, switch), (Btn::Back, tr("menu.back"))];
+        let bw = bw.min((sw() - ix - CW() * 4.0) / 4.0 - CW());
         for (k, (b, label)) in items.iter().enumerate() {
             let r = Rect::new(ix + k as f32 * (bw + CW()), by, bw, CH() * 2.0);
             button(gfx, r, label, r.contains(vec2(mx, my)), FRAME);
             self.buttons.push((r, *b));
         }
     }
+
+    // the hall of the fallen over all games: newest first, two lines each
+    fn draw_hall_page(&mut self, gfx: &Gfx, x: f32, y: f32, cols: i32, rows: i32) {
+        let hall = &self.profile.hall;
+        gfx.text(&trf("hall.count", &[hall.len().to_string()]), x + CW() * 3.0, y + CH() * 1.6, S(), GOLD);
+        let top = y + CH() * 3.5;
+        let bottom = y + (rows - 4) as f32 * CH();
+        let row_h = CH() * 2.4;
+        self.rows_visible = (((bottom - top) / row_h).floor() as usize).max(1);
+        self.scroll = self.scroll.min(hall.len().saturating_sub(self.rows_visible));
+        let ix = x + CW() * 3.0;
+        let maxc = (cols - 6) as usize;
+        if hall.is_empty() {
+            gfx.text(&tr("hall.empty"), ix, top, S(), DIM);
+        }
+        for (k, f) in hall.iter().rev().enumerate().skip(self.scroll).take(self.rows_visible) {
+            let ry = top + (k - self.scroll) as f32 * row_h;
+            let name = format!("{} ({})", crate::names::full_name(f.kind, f.name, f.level), trf("info.level", &[tr(crate::game::st(f.kind).name), f.level.to_string()]));
+            gfx.text(&name.chars().take(maxc).collect::<String>(), ix, ry, S(), FRAME_HI);
+            let kills = if f.kills > 0 { format!(" · {}", trf("hall.kills", &[f.kills.to_string()])) } else { String::new() };
+            let line = format!("{}{} · {}", crate::names::cause(f.bane), kills, date(f.when));
+            gfx.text(&line.chars().take(maxc * 2).collect::<String>(), ix + CW() * 2.0, ry + CH(), SMALL(), DIM);
+        }
+    }
+}
+
+// a unix time as a date (year-month-day)
+fn date(unix: u64) -> String {
+    if unix == 0 {
+        return String::new();
+    }
+    // days since 1970-01-01 to a civil date (Howard Hinnant's algorithm)
+    let z = (unix / 86400) as i64 + 719468;
+    let era = z.div_euclid(146097);
+    let doe = z - era * 146097;
+    let yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365;
+    let doy = doe - (365 * yoe + yoe / 4 - yoe / 100);
+    let mp = (5 * doy + 2) / 153;
+    let d = doy - (153 * mp + 2) / 5 + 1;
+    let m = if mp < 10 { mp + 3 } else { mp - 9 };
+    let y = yoe + era * 400 + if m <= 2 { 1 } else { 0 };
+    format!("{:04}-{:02}-{:02}", y, m, d)
+}
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn dates_are_civil() {
+        assert_eq!(super::date(0), "");
+        assert_eq!(super::date(1_798_675_200), "2026-12-31");
+        assert_eq!(super::date(1_709_164_800), "2024-02-29");
+    }
 }