import Component from '@/ecs/component.js';

export default class Interlocutor extends Component {
  mergeDiff(original, update) {
    const merged = {};
    if (update.dialogue) {
      merged.dialogue = {
        ...original.dialogue,
        ...update.dialogue,
      }
    }
    return merged;
  }
  instanceFromSchema() {
    const Component = this;
    return class InterlocutorInstance extends super.instanceFromSchema() {
      dialogues = {};
      id = 0;
      destroy() {
        for (const key in this.dialogues) {
          this.dialogues[key].onClose();
        }
      }
      dialogue(specification) {
        Component.markChange(this.entity, 'dialogue', {[this.id++]: specification});
      }
    };
  }
}