import Schema from '@/ecs/schema.js';

export default function(Component) {
  return class Sound extends Component {
    mergeDiff(original, update) {
      const merged = {};
      if (update.play) {
        merged.play = [
          ...(original.play ?? []),
          ...update.play,
        ];
      }
      return merged;
    }
    instanceFromSchema() {
      const Component = this;
      const Instance = super.instanceFromSchema();
      return class SoundInstance extends Instance {
        play(source) {
          Component.markChange(this.entity, 'play', [source]);
        }
      };
    }
    static schema = new Schema({
      type: 'object',
      properties: {},
    });
  }
}