@wordpress/block-library/build-module/comments-pagination/edit.js

Block library for the WordPress editor.

/**
 * WordPress dependencies
 */
import { __ } from '@wordpress/i18n';
import { InspectorControls, useBlockProps, useInnerBlocksProps, store as blockEditorStore, Warning } from '@wordpress/block-editor';
import { useSelect } from '@wordpress/data';
import { __experimentalToolsPanel as ToolsPanel, __experimentalToolsPanelItem as ToolsPanelItem } from '@wordpress/components';

/**
 * Internal dependencies
 */
import { CommentsPaginationArrowControls } from './comments-pagination-arrow-controls';
import { useToolsPanelDropdownMenuProps } from '../utils/hooks';
import { jsx as _jsx, Fragment as _Fragment, jsxs as _jsxs } from "react/jsx-runtime";
const TEMPLATE = [['core/comments-pagination-previous'], ['core/comments-pagination-numbers'], ['core/comments-pagination-next']];
export default function QueryPaginationEdit({
  attributes: {
    paginationArrow
  },
  setAttributes,
  clientId
}) {
  const hasNextPreviousBlocks = useSelect(select => {
    const {
      getBlocks
    } = select(blockEditorStore);
    const innerBlocks = getBlocks(clientId);
    /**
     * Show the `paginationArrow` control only if a
     * Comments Pagination Next or Comments Pagination Previous
     * block exists.
     */
    return innerBlocks?.find(innerBlock => {
      return ['core/comments-pagination-previous', 'core/comments-pagination-next'].includes(innerBlock.name);
    });
  }, []);
  const blockProps = useBlockProps();
  const dropdownMenuProps = useToolsPanelDropdownMenuProps();
  const innerBlocksProps = useInnerBlocksProps(blockProps, {
    template: TEMPLATE
  });

  // Get the Discussion settings
  const pageComments = useSelect(select => {
    const {
      getSettings
    } = select(blockEditorStore);
    const {
      __experimentalDiscussionSettings
    } = getSettings();
    return __experimentalDiscussionSettings?.pageComments;
  }, []);

  // If paging comments is not enabled in the Discussion Settings then hide the pagination
  // controls. We don't want to remove them from the template so that when the user enables
  // paging comments, the controls will be visible.
  if (!pageComments) {
    return /*#__PURE__*/_jsx(Warning, {
      children: __('Comments Pagination block: paging comments is disabled in the Discussion Settings')
    });
  }
  return /*#__PURE__*/_jsxs(_Fragment, {
    children: [hasNextPreviousBlocks && /*#__PURE__*/_jsx(InspectorControls, {
      children: /*#__PURE__*/_jsx(ToolsPanel, {
        label: __('Settings'),
        dropdownMenuProps: dropdownMenuProps,
        resetAll: () => setAttributes({
          paginationArrow: 'none'
        }),
        children: /*#__PURE__*/_jsx(ToolsPanelItem, {
          label: __('Arrow'),
          hasValue: () => paginationArrow !== 'none',
          onDeselect: () => setAttributes({
            paginationArrow: 'none'
          }),
          isShownByDefault: true,
          children: /*#__PURE__*/_jsx(CommentsPaginationArrowControls, {
            value: paginationArrow,
            onChange: value => {
              setAttributes({
                paginationArrow: value
              });
            }
          })
        })
      })
    }), /*#__PURE__*/_jsx("div", {
      ...innerBlocksProps
    })]
  });
}
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