src/engine/levels/LevelSelection.ts


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import { LEVELS, Level, LevelNames } from ".";
import { Game } from "..";
import { Player, Portal } from "../entities";
import { Grid, Level as LevelSystem, SystemNames } from "../systems";

export class LevelSelection extends Level {
  constructor() {
    super(LevelNames.LevelSelection);
  }

  public init(game: Game): void {
    const gridSystem = game.getSystem<Grid>(SystemNames.Grid);
    const center = gridSystem.getCenterGrid();

    const levelSystem = game.getSystem<LevelSystem>(SystemNames.Level);
    const unlocked = levelSystem.getUnlockedLevels();

    LEVELS.forEach((level, i) => {
      if (
        !unlocked.has(level.name) ||
        level.name === LevelNames.LevelSelection
      ) {
        return;
      }

      const portal = new Portal(level.name, { x: i, y: 7 });
      game.addEntity(portal);
    });

    const player = new Player(center);
    game.addEntity(player);
  }
}