import { describe, expect, it } from "vitest";
import { applyAura, resolveDamageValue } from "./combatAuras";
import {
  WOW335_WARRIOR_IMPROVED_DEFENSIVE_STANCE_ENRAGE_DURATION_MS,
  wow335WarriorImprovedDefensiveStanceAdditiveIncomingDamage,
  wow335WarriorImprovedDefensiveStanceEnrageAuraDefinition,
  wow335WarriorImprovedDefensiveStanceProfile,
  wow335WarriorImprovedDefensiveStanceShouldProc,
} from "./wow335WarriorImprovedDefensiveStanceRuntime";

describe("WoW 3.3.5 Warrior Improved Defensive Stance", () => {
  it("reads rank-specific mitigation and avoidance-proc values from generated talent rows", () => {
    expect(wow335WarriorImprovedDefensiveStanceProfile(1)).toMatchObject({
      rank: 1,
      damageTakenReductionPercent: 4,
      procChancePercent: 50,
      enragePhysicalDamagePercent: 6,
      enrageDurationMs: WOW335_WARRIOR_IMPROVED_DEFENSIVE_STANCE_ENRAGE_DURATION_MS,
    });
    expect(wow335WarriorImprovedDefensiveStanceProfile(2)).toMatchObject({
      rank: 2,
      damageTakenReductionPercent: 8,
      procChancePercent: 100,
      enragePhysicalDamagePercent: 6,
      enrageDurationMs: 12_000,
    });
    expect(wow335WarriorImprovedDefensiveStanceProfile(0)).toBeNull();
  });

  it("adds its percentage points to Defensive Stance's base reduction only while the stance is active", () => {
    expect(wow335WarriorImprovedDefensiveStanceAdditiveIncomingDamage(1_000, 900, 1, true)).toBe(860);
    expect(wow335WarriorImprovedDefensiveStanceAdditiveIncomingDamage(1_000, 900, 2, true)).toBe(820);
    expect(wow335WarriorImprovedDefensiveStanceAdditiveIncomingDamage(1_000, 900, 2, false)).toBe(900);
  });

  it.each(["block", "parry", "dodge"] as const)("can proc from %s at the generated rank chance", (trigger) => {
    expect(wow335WarriorImprovedDefensiveStanceShouldProc(1, trigger, 0.49)).toBe(true);
    expect(wow335WarriorImprovedDefensiveStanceShouldProc(1, trigger, 0.5)).toBe(false);
    expect(wow335WarriorImprovedDefensiveStanceShouldProc(2, trigger, 0.999)).toBe(true);
  });

  it("does not proc from ordinary hits or without the talent", () => {
    expect(wow335WarriorImprovedDefensiveStanceShouldProc(2, "hit", 0)).toBe(false);
    expect(wow335WarriorImprovedDefensiveStanceShouldProc(0, "block", 0)).toBe(false);
  });

  it("models the triggered Enrage as a 12-second physical-damage buff", () => {
    const definition = wow335WarriorImprovedDefensiveStanceEnrageAuraDefinition();
    const result = applyAura([], {
      definition,
      sourceId: "warrior",
      targetId: "warrior",
      now: 0,
    });
    expect(definition.dispelCategory).toBe("enrage");
    expect(result.aura.expiresAt).toBe(WOW335_WARRIOR_IMPROVED_DEFENSIVE_STANCE_ENRAGE_DURATION_MS);
    expect(resolveDamageValue(1_000, result.auras, {
      direction: "dealt",
      school: "physical",
      attackKind: "melee",
    })).toBe(1_060);
    expect(resolveDamageValue(1_000, result.auras, {
      direction: "dealt",
      school: "fire",
      attackKind: "spell",
    })).toBe(1_000);
  });
});