daggerheart/module/applications/sheets/api/actor-setting.mjs

import DHApplicationMixin from './application-mixin.mjs';
const { DocumentSheetV2 } = foundry.applications.api;

/**@typedef {import('@client/applications/_types.mjs').ApplicationClickAction} ApplicationClickAction */

/**
 * Base settings sheet for Daggerheart actors.
 * @extends {DHApplicationMixin<DocumentSheetV2>}
 */
export default class DHBaseActorSettings extends DHApplicationMixin(DocumentSheetV2) {

  /**@inheritdoc */
  static DEFAULT_OPTIONS = {
    classes: ['dialog'],
    window: {
      icon: 'fa-solid fa-wrench',
      resizable: false,
      title: "DAGGERHEART.GENERAL.Tabs.settings"
    },
    position: { width: 455, height: 'auto' },
    actions: {},
    form: {
      submitOnChange: true,
    },
    dragDrop: [
      { dragSelector: null, dropSelector: '.tab.features' },
      { dragSelector: '.feature-item', dropSelector: null }
    ]
  };

  /** @inheritDoc */
  _initializeApplicationOptions(options) {
    options = super._initializeApplicationOptions(options);
    options.classes = options.classes.filter(c => c !== "sheet");
    return options;
  }

  /**@returns {foundry.documents.Actor} */
  get actor() {
    return this.document;
  }

  /**@inheritdoc */
  async _prepareContext(options) {
    const context = await super._prepareContext(options);
    context.systemFields.attack.fields = this.actor.system.attack.schema.fields;
    context.isNPC = this.actor.isNPC;

    return context
  }
}