import type { ContentCategoryId } from "../app/contentCategories";
import { standardWowDungeonCreatureHealth } from "./azerothCoreReference";
import { clampPlayerLevel } from "./progression";

const ROM_PARTY_HEALTH_SCALE = 1.15;
const COA_PARTY_HEALTH_SCALE = 1.75;

/**
 * Normal campaign dungeons scale to the character instead of retaining the
 * source client's original 15-80 level gates. Bosses keep a one-level edge so
 * encounter hierarchy remains visible without making the opening tier lethal.
 */
export function scaledDungeonEnemyLevel(characterLevel: number, boss: boolean): number {
  return clampPlayerLevel(characterLevel + (boss ? 1 : 0));
}

/**
 * Enemy durability follows the party's combat catalog, not the dungeon's
 * source game. This lets a WoW party take its familiar curve into a RoM
 * dungeon while stronger RoM and CoA parties retain meaningful kill times in
 * every catalog. Authored creature and boss multipliers are applied separately.
 */
export function dungeonEnemyHealthBaseline(level: number, partySource: ContentCategoryId): number {
  const safeLevel = clampPlayerLevel(level);
  if (partySource === "wow") return standardWowDungeonCreatureHealth(safeLevel);
  const romBaseline = 1_000 + safeLevel * 100 + safeLevel * safeLevel * 8;
  if (partySource === "rom") return romBaseline;
  return Math.round(romBaseline * COA_PARTY_HEALTH_SCALE / ROM_PARTY_HEALTH_SCALE);
}

/** Keeps trash and boss source calibration on the same relative power scale. */
export function dungeonPartyHealthScale(partySource: ContentCategoryId): number {
  if (partySource === "wow" || partySource === "rom") return 1;
  return COA_PARTY_HEALTH_SCALE / ROM_PARTY_HEALTH_SCALE;
}