import {System} from '@/ecs/index.js';

export default class CalculateAabbs extends System {

  static queries() {
    return {
      default: ['Position', 'VisibleAabb'],
    };
  }

  tick() {
    const {diff} = this.ecs;
    for (const id in diff) {
      if (diff[id].Position) {
        const {Position: {x, y}, VisibleAabb} = this.ecs.get(parseInt(id))
        if (VisibleAabb) {
          VisibleAabb.x0 = x - 32;
          VisibleAabb.x1 = x + 32;
          VisibleAabb.y0 = y - 32;
          VisibleAabb.y1 = y + 32;
        }
      }
    }
  }

}