discourse/app/assets/javascripts/admin/addon/components/modal/delete-user-posts-progress.js

import Component from "@glimmer/component";
import { action } from "@ember/object";
import { tracked } from "@glimmer/tracking";
import AdminUser from "admin/models/admin-user";
import { extractError } from "discourse/lib/ajax-error";
import I18n from "I18n";

export default class DeleteUserPostsProgress extends Component {
  @tracked deletedPosts = 0;
  @tracked flash;

  constructor() {
    super(...arguments);
    this.deletePosts();
  }

  get userPostCount() {
    return this.args.model.user.get("post_count");
  }

  get deletedPercentage() {
    return Math.floor((this.deletedPosts * 100) / this.userPostCount);
  }

  @action
  async deletePosts() {
    try {
      const progress = await this.args.model.user.deleteAllPosts();
      this.deletedPosts = progress.posts_deleted;
      this.args.model.updateUserPostCount(
        this.userPostCount - this.deletedPosts
      );
      // continue deleting posts if more remain, otherwise exit
      this.userPostCount > 0 ? this.deletePosts() : this.args.closeModal();
    } catch (e) {
      AdminUser.find(this.args.model.user.id).then((u) =>
        this.args.model.user.setProperties(u)
      );
      this.flash = extractError(e, I18n.t("admin.user.delete_posts_failed"));
    }
  }
}