import { afterEach, beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
import Phaser from "phaser";
import GameManager from "#app/test/utils/gameManager";
import Overrides from "#app/overrides";
import { Species } from "#enums/species";
import { Moves } from "#enums/moves";
import { getMovePosition } from "#app/test/utils/gameManagerUtils";
import { allMoves } from "#app/data/move.js";
import { allAbilities } from "#app/data/ability.js";
import { Abilities } from "#app/enums/abilities.js";
import { MoveEffectPhase, SelectTargetPhase } from "#app/phases.js";

describe("Abilities - Steely Spirit", () => {
  let phaserGame: Phaser.Game;
  let game: GameManager;
  const steelySpiritMultiplier = 1.5;
  const moveToCheck = Moves.IRON_HEAD;
  const ironHeadPower = allMoves[moveToCheck].power;

  beforeAll(() => {
    phaserGame = new Phaser.Game({
      type: Phaser.HEADLESS,
    });
  });

  afterEach(() => {
    game.phaseInterceptor.restoreOg();
  });

  beforeEach(() => {
    game = new GameManager(phaserGame);
    vi.spyOn(Overrides, "BATTLE_TYPE_OVERRIDE", "get").mockReturnValue("double");
    vi.spyOn(Overrides, "OPP_SPECIES_OVERRIDE", "get").mockReturnValue(Species.SHUCKLE);
    vi.spyOn(Overrides, "OPP_ABILITY_OVERRIDE", "get").mockReturnValue(Abilities.BALL_FETCH);
    vi.spyOn(Overrides, "MOVESET_OVERRIDE", "get").mockReturnValue([Moves.IRON_HEAD, Moves.SPLASH]);
    vi.spyOn(Overrides, "OPP_MOVESET_OVERRIDE", "get").mockReturnValue([Moves.SPLASH, Moves.SPLASH, Moves.SPLASH, Moves.SPLASH]);
    vi.spyOn(allMoves[moveToCheck], "calculateBattlePower");
  });

  it("increases Steel-type moves' power used by the user and its allies by 50%", async () => {
    await game.startBattle([Species.PIKACHU, Species.SHUCKLE]);
    const boostSource = game.scene.getPlayerField()[1];
    const enemyToCheck = game.scene.getEnemyPokemon();

    vi.spyOn(boostSource, "getAbility").mockReturnValue(allAbilities[Abilities.STEELY_SPIRIT]);

    expect(boostSource.hasAbility(Abilities.STEELY_SPIRIT)).toBe(true);

    game.doAttack(getMovePosition(game.scene, 0, moveToCheck));
    await game.phaseInterceptor.to(SelectTargetPhase, false);
    game.doSelectTarget(enemyToCheck.getBattlerIndex());
    game.doAttack(getMovePosition(game.scene, 1, Moves.SPLASH));
    await game.phaseInterceptor.to(MoveEffectPhase);

    expect(allMoves[moveToCheck].calculateBattlePower).toHaveReturnedWith(ironHeadPower * steelySpiritMultiplier);
  });

  it("stacks if multiple users with this ability are on the field.", async () => {
    await game.startBattle([Species.PIKACHU, Species.PIKACHU]);
    const enemyToCheck = game.scene.getEnemyPokemon();

    game.scene.getPlayerField().forEach(p => {
      vi.spyOn(p, "getAbility").mockReturnValue(allAbilities[Abilities.STEELY_SPIRIT]);
    });

    expect(game.scene.getPlayerField().every(p => p.hasAbility(Abilities.STEELY_SPIRIT))).toBe(true);

    game.doAttack(getMovePosition(game.scene, 0, moveToCheck));
    await game.phaseInterceptor.to(SelectTargetPhase, false);
    game.doSelectTarget(enemyToCheck.getBattlerIndex());
    game.doAttack(getMovePosition(game.scene, 1, moveToCheck));
    await game.phaseInterceptor.to(SelectTargetPhase, false);
    game.doSelectTarget(enemyToCheck.getBattlerIndex());
    await game.phaseInterceptor.to(MoveEffectPhase);

    expect(allMoves[moveToCheck].calculateBattlePower).toHaveReturnedWith(ironHeadPower * Math.pow(steelySpiritMultiplier, 2));
  });

  it("does not take effect when suppressed", async () => {
    await game.startBattle([Species.PIKACHU, Species.SHUCKLE]);
    const boostSource = game.scene.getPlayerField()[1];
    const enemyToCheck = game.scene.getEnemyPokemon();

    vi.spyOn(boostSource, "getAbility").mockReturnValue(allAbilities[Abilities.STEELY_SPIRIT]);
    expect(boostSource.hasAbility(Abilities.STEELY_SPIRIT)).toBe(true);

    boostSource.summonData.abilitySuppressed = true;

    expect(boostSource.hasAbility(Abilities.STEELY_SPIRIT)).toBe(false);
    expect(boostSource.summonData.abilitySuppressed).toBe(true);

    game.doAttack(getMovePosition(game.scene, 0, moveToCheck));
    await game.phaseInterceptor.to(SelectTargetPhase, false);
    game.doSelectTarget(enemyToCheck.getBattlerIndex());
    game.doAttack(getMovePosition(game.scene, 1, Moves.SPLASH));
    await game.phaseInterceptor.to(MoveEffectPhase);

    expect(allMoves[moveToCheck].calculateBattlePower).toHaveReturnedWith(ironHeadPower);
  });
});