@wordpress/edit-post/build-module/components/browser-url/index.js

Edit Post module for WordPress.

/**
 * WordPress dependencies
 */
import { Component } from '@wordpress/element';
import { withSelect } from '@wordpress/data';
import { addQueryArgs } from '@wordpress/url';
/**
 * Returns the Post's Edit URL.
 *
 * @param {number} postId Post ID.
 *
 * @return {string} Post edit URL.
 */

export function getPostEditURL(postId) {
  return addQueryArgs('post.php', {
    post: postId,
    action: 'edit'
  });
}
/**
 * Returns the Post's Trashed URL.
 *
 * @param {number} postId    Post ID.
 * @param {string} postType Post Type.
 *
 * @return {string} Post trashed URL.
 */

export function getPostTrashedURL(postId, postType) {
  return addQueryArgs('edit.php', {
    trashed: 1,
    post_type: postType,
    ids: postId
  });
}
export class BrowserURL extends Component {
  constructor() {
    super(...arguments);
    this.state = {
      historyId: null
    };
  }

  componentDidUpdate(prevProps) {
    const {
      postId,
      postStatus,
      postType,
      isSavingPost
    } = this.props;
    const {
      historyId
    } = this.state; // Posts are still dirty while saving so wait for saving to finish
    // to avoid the unsaved changes warning when trashing posts.

    if (postStatus === 'trash' && !isSavingPost) {
      this.setTrashURL(postId, postType);
      return;
    }

    if ((postId !== prevProps.postId || postId !== historyId) && postStatus !== 'auto-draft' && postId) {
      this.setBrowserURL(postId);
    }
  }
  /**
   * Navigates the browser to the post trashed URL to show a notice about the trashed post.
   *
   * @param {number} postId    Post ID.
   * @param {string} postType  Post Type.
   */


  setTrashURL(postId, postType) {
    window.location.href = getPostTrashedURL(postId, postType);
  }
  /**
   * Replaces the browser URL with a post editor link for the given post ID.
   *
   * Note it is important that, since this function may be called when the
   * editor first loads, the result generated `getPostEditURL` matches that
   * produced by the server. Otherwise, the URL will change unexpectedly.
   *
   * @param {number} postId Post ID for which to generate post editor URL.
   */


  setBrowserURL(postId) {
    window.history.replaceState({
      id: postId
    }, 'Post ' + postId, getPostEditURL(postId));
    this.setState(() => ({
      historyId: postId
    }));
  }

  render() {
    return null;
  }

}
export default withSelect(select => {
  const {
    getCurrentPost,
    isSavingPost
  } = select('core/editor');
  const post = getCurrentPost();
  let {
    id,
    status,
    type
  } = post;
  const isTemplate = ['wp_template', 'wp_template_part'].includes(type);

  if (isTemplate) {
    id = post.wp_id;
  }

  return {
    postId: id,
    postStatus: status,
    postType: type,
    isSavingPost: isSavingPost()
  };
})(BrowserURL);
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