import Phaser from "phaser";
import { afterEach, beforeAll, beforeEach, describe, expect, test } from "vitest";
import GameManager from "#test/testUtils/gameManager";
import { Species } from "#enums/species";
import { Abilities } from "#enums/abilities";
import { Moves } from "#enums/moves";
import { Stat } from "#enums/stat";
import { BerryPhase } from "#app/phases/berry-phase";
import { CommandPhase } from "#app/phases/command-phase";
import { TurnEndPhase } from "#app/phases/turn-end-phase";


describe("Moves - Mat Block", () => {
  let phaserGame: Phaser.Game;
  let game: GameManager;

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

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

  beforeEach(() => {
    game = new GameManager(phaserGame);

    game.override.battleType("double");

    game.override.moveset([ Moves.MAT_BLOCK, Moves.SPLASH ]);

    game.override.enemySpecies(Species.SNORLAX);
    game.override.enemyMoveset([ Moves.TACKLE ]);
    game.override.enemyAbility(Abilities.INSOMNIA);

    game.override.startingLevel(100);
    game.override.enemyLevel(100);
  });

  test(
    "should protect the user and allies from attack moves",
    async () => {
      await game.startBattle([ Species.CHARIZARD, Species.BLASTOISE ]);

      const leadPokemon = game.scene.getPlayerField();

      game.move.select(Moves.MAT_BLOCK);

      await game.phaseInterceptor.to(CommandPhase);

      game.move.select(Moves.SPLASH, 1);

      await game.phaseInterceptor.to(BerryPhase, false);

      leadPokemon.forEach(p => expect(p.hp).toBe(p.getMaxHp()));
    }
  );

  test(
    "should not protect the user and allies from status moves",
    async () => {
      game.override.enemyMoveset([ Moves.GROWL ]);

      await game.startBattle([ Species.CHARIZARD, Species.BLASTOISE ]);

      const leadPokemon = game.scene.getPlayerField();

      game.move.select(Moves.MAT_BLOCK);

      await game.phaseInterceptor.to(CommandPhase);

      game.move.select(Moves.SPLASH, 1);

      await game.phaseInterceptor.to(BerryPhase, false);

      leadPokemon.forEach(p => expect(p.getStatStage(Stat.ATK)).toBe(-2));
    }
  );

  test(
    "should fail when used after the first turn",
    async () => {
      await game.startBattle([ Species.BLASTOISE, Species.CHARIZARD ]);

      const leadPokemon = game.scene.getPlayerField();

      game.move.select(Moves.SPLASH);
      await game.phaseInterceptor.to(CommandPhase);
      game.move.select(Moves.SPLASH, 1);

      await game.phaseInterceptor.to(TurnEndPhase);

      const leadStartingHp = leadPokemon.map(p => p.hp);

      await game.phaseInterceptor.to(CommandPhase, false);
      game.move.select(Moves.MAT_BLOCK);
      await game.phaseInterceptor.to(CommandPhase);
      game.move.select(Moves.MAT_BLOCK, 1);

      await game.phaseInterceptor.to(BerryPhase, false);

      expect(leadPokemon.some((p, i) => p.hp < leadStartingHp[i])).toBeTruthy();
    }
  );
});