import { describe, expect, it } from "vitest";
import { applyTalentModifierValue, talentModifiersForRanks } from "./talentModifiers";

const CONVECTION_SPELLS = [
  "Earth Shock",
  "Flame Shock",
  "Frost Shock",
  "Lightning Bolt",
  "Chain Lightning",
  "Lava Burst",
  "Earthquake",
  "Wind Shear",
] as const;

describe("WoW Shaman Convection source scopes", () => {
  it.each([1, 2, 3, 4, 5])("applies the generated rank %i reduction to every listed ability", (rank) => {
    const modifiers = talentModifiersForRanks({ "talent-564": rank }, "shaman");
    const convection = modifiers.filter((modifier) => modifier.sourceTalentId === "talent-564");
    expect(convection).toHaveLength(CONVECTION_SPELLS.length);

    for (const abilityName of CONVECTION_SPELLS) {
      const tags = abilityName === "Frost Shock" ? ["frost"] : [];
      expect(applyTalentModifierValue(100, convection, "resource-cost-percent", { abilityName, tags }), abilityName)
        .toBe(100 - rank * 3);
    }
    expect(applyTalentModifierValue(100, convection, "resource-cost-percent", { abilityName: "Healing Wave" }))
      .toBe(100);
  });

  it("does not create a Convection cost modifier without a trained rank", () => {
    expect(talentModifiersForRanks({ "talent-564": 0 }, "shaman")
      .filter((modifier) => modifier.sourceTalentId === "talent-564")).toEqual([]);
  });
});