import { describe, expect, it } from "vitest";
import { ROM_ALL_ABILITIES, ROM_ELITE_ABILITIES } from "./romAbilityCatalog";
import { romEffectsForCast } from "./romCombatMechanics";
import { romPriestKnightCastEffects } from "./romPriestKnightOverrides";

const lightningRodPassive = ROM_ELITE_ABILITIES.find((ability) => ability.dbcSpellId === 492638)!;
const lightning = ROM_ALL_ABILITIES.find((ability) => ability.dbcSpellId === 490212)!;
const boneChill = ROM_ALL_ABILITIES.find((ability) => ability.dbcSpellId === 491165)!;
const lightningRodTag = "rom-priest-mage-lightning-rod";
const boneChillTag = "rom-491165-501548-0";

describe("RoM Priest/Mage Lightning Rod", () => {
  it("exposes the passive and Bone Chill child tags used by the cast hook", () => {
    expect(lightningRodPassive.effects).toEqual(expect.arrayContaining([
      expect.objectContaining({
        kind: "apply-aura",
        aura: expect.objectContaining({ utilityTags: [lightningRodTag] }),
      }),
    ]));
    expect(boneChill.effects.some((effect) => effect.kind === "dot" && effect.tag === boneChillTag)).toBe(true);
  });

  it("applies the 20-second Water/Wind resistance shock only with the passive and Bone Chill", () => {
    const withoutPassive = romPriestKnightCastEffects(
      lightning, lightning.effects, [], 1_000, [boneChillTag],
    );
    const withoutBoneChill = romPriestKnightCastEffects(
      lightning, lightning.effects, [lightningRodTag], 1_000, [],
    );
    expect(withoutPassive).toEqual(lightning.effects);
    expect(withoutBoneChill).toEqual(lightning.effects);

    const withBothConditions = romPriestKnightCastEffects(
      lightning, lightning.effects, [lightningRodTag], 1_000, [boneChillTag],
    );
    expect(withBothConditions).toContainEqual(expect.objectContaining({
      kind: "apply-aura",
      recipient: "ability-target",
      triggerSpellId: 502907,
      aura: expect.objectContaining({
        id: "rom-priest-mage-lightning-rod-shock",
        name: "Electric Shock",
        disposition: "debuff",
        durationMs: 20_000,
        modifiers: [
          { kind: "stat", stat: "resistance:frost", operation: "flat", value: -50 },
          { kind: "stat", stat: "resistance:nature", operation: "flat", value: -50 },
        ],
      }),
    }));
  });

  it("keeps the proc on the shared RoM cast-effects path", () => {
    const mechanics = {
      sealStacks: 0,
      bleedCount: 0,
      charged: false,
      mainHandDagger: false,
      casterMaxHealth: 1_000,
      targetHealthPercent: 1,
    };
    const withoutBoneChill = romEffectsForCast(lightning, {
      ...mechanics,
      passiveTags: [lightningRodTag],
    });
    const withBoneChill = romEffectsForCast(lightning, {
      ...mechanics,
      passiveTags: [lightningRodTag],
      targetTags: [boneChillTag],
    });
    expect(withoutBoneChill.some((effect) => effect.kind === "apply-aura"
      && effect.aura.id === "rom-priest-mage-lightning-rod-shock")).toBe(false);
    expect(withBoneChill.some((effect) => effect.kind === "apply-aura"
      && effect.aura.id === "rom-priest-mage-lightning-rod-shock")).toBe(true);
  });
});