discourse-custom-wizard/assets/javascripts/discourse/controllers/admin-wizards-notices.js.es6

import Controller from "@ember/controller";
import CustomWizardNotice from "../models/custom-wizard-notice";
import discourseComputed from "discourse-common/utils/decorators";
import { notEmpty } from "@ember/object/computed";
import { A } from "@ember/array";
import I18n from "I18n";

export default Controller.extend({
  messageUrl: "https://thepavilion.io/t/3652",
  messageKey: "info",
  messageIcon: "info-circle",
  messageClass: "info",
  hasNotices: notEmpty("notices"),
  page: 0,
  loadingMore: false,
  canLoadMore: true,

  @discourseComputed('notices.[]', 'notices.@each.dismissed')
  allDismisssed(notices) {
    return notices.every(n => !n.canDismiss || n.dismissed);
  },

  loadMoreNotices() {
    if (!this.canLoadMore) {
      return;
    }
    const page = this.get("page");
    this.set("loadingMore", true);

    CustomWizardNotice.list({ page, include_all: true })
      .then((result) => {
        if (result.notices.length === 0) {
          this.set("canLoadMore", false);
          return;
        }

        this.get("notices").pushObjects(
          A(result.notices.map(notice => CustomWizardNotice.create(notice)))
        );
      })
      .finally(() => this.set("loadingMore", false));
  },

  actions: {
    loadMore() {
      if (this.canLoadMore) {
        this.set("page", this.page + 1);
        this.loadMoreNotices();
      }
    },

    dismissAll() {
      bootbox.confirm(
        I18n.t("admin.wizard.notice.dismiss_all.confirm"),
        I18n.t("no_value"),
        I18n.t("yes_value"),
        (result) => {
          if (result) {
            this.set('loadingMore', true);
            CustomWizardNotice.dismissAll()
              .finally(() => this.set("loadingMore", false));
          }
        }
      );
    }
  }
});