Show current effect averages in damage optimizer

app.js

@@ -673,6 +673,18 @@ function countActiveEffects() {
   return state.pieces.reduce((count, piece) => count + (piece.effects || []).filter((effect) => effect.type).length, 0);
 }
 
+function summarizeCurrentEffects() {
+  const summary = Object.fromEntries(EFFECTS.map((effect) => [effect.id, { count: 0, total: 0 }]));
+  for (const piece of state.pieces) {
+    for (const effect of piece.effects || []) {
+      if (!effect.type) continue;
+      summary[effect.type].count += 1;
+      summary[effect.type].total += clampEffectValue(effect.type, Number(effect.value));
+    }
+  }
+  return summary;
+}
+
 function createEmptyEffectTotals() {
   return Object.fromEntries(EFFECTS.map((effect) => [effect.id, 0]));
 }
@@ -715,10 +727,21 @@ function formatOptimalSuggestion(counts) {
     .join(", ");
 }
 
+function formatCurrentEffectAverages(summary) {
+  return Object.entries(summary)
+    .filter(([, data]) => data.count > 0)
+    .map(([effectId, data]) => {
+      const effect = effectById(effectId);
+      return `${data.count}x avg ${fmt(data.total / data.count)}% ${effect.label.toLowerCase()}`;
+    })
+    .join(", ");
+}
+
 function renderOptimalDamageSetup(totals, currentDps) {
   const effectCount = countActiveEffects();
   const optimum = findOptimalDamageSetup(totals, effectCount, state.combatStyle);
   const delta = percentChange(currentDps, optimum.dps);
+  const currentEffectSummary = summarizeCurrentEffects();
 
   $("#optimumEffectCount").textContent = `${effectCount} effect${effectCount === 1 ? "" : "s"}`;
   $("#optimumDps").textContent = fmt(optimum.dps);
@@ -727,6 +750,9 @@ function renderOptimalDamageSetup(totals, currentDps) {
   $("#optimumSuggestion").textContent = effectCount
     ? formatOptimalSuggestion(optimum.counts)
     : "Add effects to your current build to see an optimized max-roll damage mix.";
+  $("#currentEffectAverages").textContent = effectCount
+    ? formatCurrentEffectAverages(currentEffectSummary)
+    : "No current effects entered.";
 }
 
 function updateEffectImpactHints(totals, currentDps) {

index.html

@@ -100,6 +100,10 @@
           <div><span>Difference vs current</span><strong id="optimumDpsDelta">0</strong></div>
         </div>
         <p id="optimumSuggestion" class="optimum-suggestion"></p>
+        <div class="current-effect-summary">
+          <h3>Current effects</h3>
+          <p id="currentEffectAverages" class="optimum-suggestion"></p>
+        </div>
       </section>
 
       <section class="card new-item-card" aria-labelledby="new-item-heading">

styles.css

@@ -284,6 +284,16 @@ h3 { margin-bottom: 0; }
   font-weight: 800;
   overflow-wrap: anywhere;
 }
+.current-effect-summary {
+  border-top: 1px solid var(--border);
+  padding-top: 0.75rem;
+}
+.current-effect-summary h3 {
+  color: var(--muted);
+  font-size: 0.95rem;
+  margin-bottom: 0.35rem;
+}
+.current-effect-summary .optimum-suggestion { color: var(--text); }
 .swap-actions {
   display: flex;
   flex-wrap: wrap;