import { WOW335_TALENT_NODES } from "./wow335Talents.generated";

export const WOW335_WARRIOR_DAMAGE_SHIELD_TALENT_ID = "talent-2246";
export const WOW335_WARRIOR_DAMAGE_SHIELD_ABILITY_ID = "wow335-warrior-damage-shield";

const DAMAGE_SHIELD_SOURCE = WOW335_TALENT_NODES.find((node) => (
  node.id === WOW335_WARRIOR_DAMAGE_SHIELD_TALENT_ID
));

/**
 * Returns the generated-rank block-value reflection for a landed direct melee
 * hit. The generated tooltip is the authoritative source for both the 10/20%
 * values and the direct-melee trigger.
 */
export function wow335WarriorDamageShieldReflectDamage(
  blockValue: number,
  rank: number,
  directMeleeHit: boolean,
): number {
  const safeRank = Math.min(2, Math.max(0, Math.trunc(Number.isFinite(rank) ? rank : 0)));
  if (safeRank === 0 || !directMeleeHit || !Number.isFinite(blockValue) || blockValue <= 0) return 0;

  const rankDescription = DAMAGE_SHIELD_SOURCE?.rankDescriptions[safeRank - 1];
  const percentage = Number(rankDescription?.match(/damage equal to (\d+)% of your block value/i)?.[1]);
  if (!Number.isFinite(percentage) || percentage <= 0) return 0;
  return Math.max(0, Math.round(blockValue * percentage / 100));
}