import { describe, expect, it } from "vitest";
import { abilityById } from "./abilityCatalog";
import { applyAura, resolveDamageValue } from "./combatAuras";

describe("RoM Mage Fire Ward catalog behavior", () => {
  it("retains RuneWaker's +10 Fire resistance and applies current CoA's all-magic reduction", () => {
    const fireWard = abilityById("rom-mage-general-5");
    expect(fireWard).toMatchObject({
      dbcSpellId: 490_248,
      target: "self",
      castMode: "instant",
      castTimeMs: 0,
      cooldownMs: 0,
      range: { min: 0, max: 15 },
      radius: 10,
      targeting: { shape: "circle", radius: 10 },
      costs: [{ resource: "mana", amount: 120 }],
      description: expect.stringContaining("+230 Fire resistance at skill level 105"),
    });
    expect(fireWard?.description).toContain("Fire resistance by 10 points");
    expect(fireWard?.description).toContain("11.5%");

    const auraEffect = fireWard?.effects.find((effect) => effect.kind === "apply-aura");
    expect(auraEffect).toMatchObject({
      kind: "apply-aura",
      scope: "party",
      radius: 10,
      aura: { name: "Fire Ward: fire-resistance" },
    });
    if (!auraEffect || auraEffect.kind !== "apply-aura") throw new Error("Fire Ward aura missing");

    expect(auraEffect.aura.durationMs).toBe(600_000);
    expect(auraEffect.aura.modifiers).toContainEqual(expect.objectContaining({
      kind: "stat",
      stat: "resistance:fire",
      operation: "flat",
      value: 10,
    }));
    expect(auraEffect.aura.description).toContain("CoA lists +230 at skill level 105");

    const auras = applyAura([], {
      definition: auraEffect.aura,
      sourceId: "fire-ward-mage",
      targetId: "fire-ward-recipient",
      now: 1_000,
    }).auras;
    const magicalSchools = ["arcane", "fire", "frost", "holy", "nature", "shadow"] as const;
    for (const school of magicalSchools) {
      expect(resolveDamageValue(100, auras, {
        direction: "taken",
        school,
        attackKind: "spell",
      })).toBeCloseTo(88.5);
    }
    expect(resolveDamageValue(100, auras, {
      direction: "taken",
      school: "physical",
      attackKind: "melee",
    })).toBe(100);
  });
});