import { ENTITE_NONINCARNE } from "./constants.js";
import { DialogSelect } from "./dialog-select.js";

export class Targets {
  static listTargets() {
    return Array.from(game.user.targets);
  }

  static hasTargets() {
    return Targets.listTargets().length > 0;
  }

  static extractTokenData(target) {
    return { id: target?.id, name: target?.document.name, img: target?.document.texture.src ?? target?.actor.img ?? 'icons/svg/mystery-man.svg' };
  }

  static isTargetEntite(target) {
    return target?.actor.type == 'entite' && target?.actor.system.definition.typeentite == ENTITE_NONINCARNE;
  }

  static async selectOneToken(onSelectTarget = target => { }) {
    const targets = Targets.listTargets();
    switch (targets.length) {
      case 0: return;
      case 1:
        onSelectTarget(targets[0]);
        return;
      default:
        {
          const selectData = {
            title: "Choisir une cible",
            label: "Choisir une seule des cibles",
            list: targets.map(it => Targets.extractTokenData(it))
          };
          DialogSelect.select(selectData, onSelectTarget);
        }
    }
  }

  static getTarget(options = { warn: true }) {
    const targets = Targets.listTargets();
    switch (targets.length) {
      case 1:
        return targets[0];
      case 0:
        if (options.warn) ui.notifications.warn("Vous devez choisir une cible à attaquer!");
        break;
      default:
        if (options.warn) ui.notifications.warn("Vous devez choisir une cible (et <strong>une seule</strong>) à attaquer!");
    }
    return undefined;
  }

}