Update Healer Man server

src/ui/partyHealPopups.ts

@@ -0,0 +1,49 @@
+import type { StructuredCombatEvent } from "../game/combatEvents";
+
+export const PARTY_HEAL_POPUP_LIFETIME_MS = 1_500;
+export const MAX_PARTY_HEAL_POPUPS = 20;
+
+export interface PartyHealPopup {
+  readonly key: string;
+  readonly targetActorId: string;
+  readonly amount: number;
+  readonly critical: boolean;
+  readonly horizontalOffset: number;
+}
+
+function eventKey(event: StructuredCombatEvent): string {
+  return `${event.occurredAt}:${event.id}`;
+}
+
+/** Convert only newly committed, effective in-combat heals into party-frame UI events. */
+export function addedPartyHealPopups(
+  previousEvents: readonly StructuredCombatEvent[],
+  nextEvents: readonly StructuredCombatEvent[],
+  inCombat: boolean,
+): PartyHealPopup[] {
+  if (!inCombat || previousEvents === nextEvents) return [];
+  const previousKeys = new Set(previousEvents.map(eventKey));
+  return nextEvents
+    .filter((event) => (
+      event.kind === "healing"
+      && event.effectiveAmount > 0
+      && !previousKeys.has(eventKey(event))
+    ))
+    .map((event) => ({
+      key: eventKey(event),
+      targetActorId: event.targetActorId,
+      amount: Math.max(1, Math.round(event.effectiveAmount)),
+      critical: event.critical,
+      horizontalOffset: ((event.id % 3) - 1) * 14,
+    }));
+}
+
+export function appendPartyHealPopups(
+  current: readonly PartyHealPopup[],
+  added: readonly PartyHealPopup[],
+): PartyHealPopup[] {
+  if (added.length === 0) return [...current];
+  const addedKeys = new Set(added.map((popup) => popup.key));
+  return [...current.filter((popup) => !addedKeys.has(popup.key)), ...added]
+    .slice(-MAX_PARTY_HEAL_POPUPS);
+}