feat: render sparklines + wire trend-chart pill toggle (#6)

2026-05-21 14:34:28 +02:00
parent 6129b6fd3b
commit b51ae19ae1
4 changed files with 130 additions and 0 deletions
@@ -480,3 +480,20 @@ function closeAddPlayerModal(event) {
    document.getElementById('add-player-modal').style.display = 'none';
    pendingPlayerData = null;
 }
+
+// ── Sparkline toggle ───────────────────────────────
+document.addEventListener('DOMContentLoaded', function() {
+    var btn = document.getElementById('trendchart-toggle');
+    if (!btn) return;
+
+    var state = localStorage.getItem('ratingtracker.sparklines') || 'on';
+    document.body.dataset.sparklines = state;
+    btn.setAttribute('aria-pressed', state === 'on' ? 'true' : 'false');
+
+    btn.addEventListener('click', function() {
+        var next = document.body.dataset.sparklines === 'on' ? 'off' : 'on';
+        document.body.dataset.sparklines = next;
+        btn.setAttribute('aria-pressed', next === 'on' ? 'true' : 'false');
+        localStorage.setItem('ratingtracker.sparklines', next);
+    });
+});