Release Healer Man 0.1.6

src/game/abilityRules.ts

@@ -0,0 +1,104 @@
+import type {
+  AbilityAiHints,
+  AbilityDefinition,
+  AbilityRuneCost,
+  AbilityTargetingRules,
+} from "./abilityCatalog";
+
+const CHAIN_ABILITIES = new Set(["chain heal", "chain lightning", "prayer of mending"]);
+const GROUND_ABILITIES = new Set([
+  "blizzard", "rain of fire", "flamestrike", "death and decay", "consecration",
+  "volley", "hurricane", "earthquake", "meteor", "healing rain",
+]);
+const CONE_ABILITIES = new Set([
+  "cone of cold", "dragon's breath", "dragons breath", "shockwave", "cleave",
+  "swipe", "swipe (cat)", "fan of knives", "whirlwind",
+]);
+const BEHIND_ABILITIES = new Set(["backstab", "ambush", "garrote", "ravage", "shred", "pounce"]);
+const MOVEMENT_CAST_ABILITIES = new Set(["scorch", "steady shot", "spiritwalker's grace"]);
+const EMERGENCY_HEAL_ABILITIES = new Set([
+  "flash heal", "flash of light", "swiftmend", "lay on hands", "nature's swiftness",
+]);
+
+const RUNE_COSTS_BY_SPELL_ID: Readonly<Record<number, AbilityRuneCost>> = Object.freeze({
+  49909: { frost: 1 }, 45524: { frost: 1 }, 49184: { frost: 1 }, 47528: { frost: 1 },
+  49921: { unholy: 1 }, 55271: { unholy: 1 }, 49222: { unholy: 1 }, 51052: { unholy: 1 },
+  49930: { blood: 1 }, 55262: { blood: 1 }, 49941: { blood: 1 }, 50842: { blood: 1 },
+  48982: { blood: 1 }, 49005: { blood: 1 },
+  49924: { frost: 1, unholy: 1 }, 51425: { frost: 1, unholy: 1 },
+  49938: { blood: 1, frost: 1, unholy: 1 },
+});
+const RUNE_COSTS_BY_NAME: Readonly<Record<string, AbilityRuneCost>> = Object.freeze({
+  "icy touch": { frost: 1 }, "chains of ice": { frost: 1 }, "howling blast": { frost: 1 }, "mind freeze": { frost: 1 },
+  "plague strike": { unholy: 1 }, "scourge strike": { unholy: 1 }, "bone shield": { unholy: 1 }, "anti-magic zone": { unholy: 1 },
+  "blood strike": { blood: 1 }, "heart strike": { blood: 1 }, "blood boil": { blood: 1 }, "pestilence": { blood: 1 },
+  "rune tap": { blood: 1 }, "mark of blood": { blood: 1 },
+  "death strike": { frost: 1, unholy: 1 }, "obliterate": { frost: 1, unholy: 1 },
+  "death and decay": { blood: 1, frost: 1, unholy: 1 },
+});
+
+export function targetingRulesForAbility(ability: AbilityDefinition): AbilityTargetingRules {
+  if (ability.targeting) return ability.targeting;
+  const name = ability.name.toLowerCase();
+  const shape = CHAIN_ABILITIES.has(name)
+    ? "chain"
+    : GROUND_ABILITIES.has(name) || name.endsWith(" trap")
+      ? "ground"
+      : CONE_ABILITIES.has(name) || name.endsWith(" breath")
+        ? "cone"
+        : ability.radius && ability.radius > 0
+          ? "circle"
+          : "unit";
+  const hostile = ability.target === "hostile" || ability.target === "any";
+  return Object.freeze({
+    shape,
+    requiresLineOfSight: ability.target !== "self",
+    // WoW friendly spells are deliberately facing independent.
+    requiresFacing: hostile && shape !== "circle" && shape !== "ground",
+    requiresBehindTarget: hostile && BEHIND_ABILITIES.has(name),
+    attackArcRadians: shape === "cone" ? Math.PI / 2 : Math.PI,
+    ...(ability.radius ? { radius: ability.radius } : {}),
+    ...(shape === "chain" ? { maximumTargets: 3, jumpRange: 12 } : {}),
+    ...(shape === "ground" ? { groundRange: ability.range.max, radius: ability.radius ?? 8 } : {}),
+  });
+}
+
+export function canAbilityCastWhileMoving(ability: AbilityDefinition): boolean {
+  return ability.castRules?.canCastWhileMoving ?? MOVEMENT_CAST_ABILITIES.has(ability.name.toLowerCase());
+}
+
+export function abilityPushbackResistance(ability: AbilityDefinition): number {
+  if (ability.castRules?.pushbackImmune) return 1;
+  return Math.max(0, Math.min(1, ability.castRules?.pushbackResistance ?? 0));
+}
+
+/** WotLK 3.3.5 rune costs for the active DK toolkit imported by the game. */
+export function runeCostForAbility(ability: AbilityDefinition): AbilityRuneCost | null {
+  if (ability.runeCost) return ability.runeCost;
+  return RUNE_COSTS_BY_SPELL_ID[ability.dbcSpellId]
+    ?? RUNE_COSTS_BY_NAME[ability.name.toLowerCase()]
+    ?? null;
+}
+
+export function aiHintsForAbility(ability: AbilityDefinition): AbilityAiHints {
+  if (ability.ai) return ability.ai;
+  const name = ability.name.toLowerCase();
+  const categories = new Set<AbilityAiHints["categories"][number]>();
+  for (const effect of ability.effects) {
+    if (["damage", "dot", "finisher-damage"].includes(effect.kind)) categories.add("damage");
+    if (effect.kind === "execute") categories.add("execute");
+    if (effect.kind === "heal" || effect.kind === "hot") categories.add("heal");
+    if (effect.kind === "shield") categories.add("mitigation");
+    if (effect.kind === "taunt") categories.add("taunt");
+    if (effect.kind === "interrupt") categories.add("interrupt");
+    if (effect.kind === "dispel" || effect.kind === "dispel-mechanic") categories.add("dispel");
+    if (effect.kind === "resurrection") categories.add("resurrection");
+    if (effect.kind === "status") {
+      categories.add(effect.status === "interrupt" ? "interrupt" : "control");
+    }
+    if (effect.kind === "dot" || (effect.kind === "apply-aura" && effect.aura.disposition === "debuff")) categories.add("debuff");
+  }
+  if (EMERGENCY_HEAL_ABILITIES.has(name)) categories.add("emergency-heal");
+  if ((ability.radius ?? 0) > 0 && categories.has("heal")) categories.add("area-heal");
+  return Object.freeze({ categories: Object.freeze([...categories]) });
+}