import { detach, types } from "mobx-state-tree";
import Types from "../../core/Types";

/**
 * Shared Store Model is used to hold children of tags such Taxonomy and Choices.
 *
 * Every tag that uses the SharedStoreMixin will have a reference to the same store
 * defined by `sharedStore` attribute.
 */
export const SharedStoreModel = types
  .model("SharedStoreModel", {
    id: types.identifier,
    locked: false,
    children: Types.unionArray(["choice"]),
  })
  .actions((self) => ({
    setChildren(val) {
      self.children = val;
    },
    clear() {
      self.children = [];
    },
    lock() {
      self.locked = true;
    },
    unlock() {
      self.locked = false;
    },
    destroy() {
      self.clear();
      detach(self);
    },
  }));