@wordpress/block-editor/build-module/components/block-actions/index.js

Generic block editor.

// packages/block-editor/src/components/block-actions/index.js
import { useDispatch, useSelect } from "@wordpress/data";
import {
  hasBlockSupport,
  switchToBlockType,
  store as blocksStore
} from "@wordpress/blocks";
import usePasteStyles from "../use-paste-styles";
import { store as blockEditorStore } from "../../store";
function BlockActions({
  clientIds,
  children,
  __experimentalUpdateSelection: updateSelection
}) {
  const { getDefaultBlockName, getGroupingBlockName } = useSelect(blocksStore);
  const selected = useSelect(
    (select) => {
      const {
        canInsertBlockType,
        getBlockRootClientId,
        getBlocksByClientId: getBlocksByClientId2,
        getDirectInsertBlock,
        canRemoveBlocks
      } = select(blockEditorStore);
      const blocks = getBlocksByClientId2(clientIds);
      const rootClientId = getBlockRootClientId(clientIds[0]);
      const canInsertDefaultBlock = canInsertBlockType(
        getDefaultBlockName(),
        rootClientId
      );
      const directInsertBlock = rootClientId ? getDirectInsertBlock(rootClientId) : null;
      return {
        canRemove: canRemoveBlocks(clientIds),
        canInsertBlock: blocks.every((block) => {
          return (canInsertDefaultBlock || !!directInsertBlock) && canInsertBlockType(block.name, rootClientId);
        }),
        canCopyStyles: blocks.every((block) => {
          return !!block && (hasBlockSupport(block.name, "color") || hasBlockSupport(block.name, "typography"));
        }),
        canDuplicate: blocks.every((block) => {
          return !!block && hasBlockSupport(block.name, "multiple", true) && canInsertBlockType(block.name, rootClientId);
        })
      };
    },
    [clientIds, getDefaultBlockName]
  );
  const { getBlocksByClientId, getBlocks } = useSelect(blockEditorStore);
  const { canRemove, canInsertBlock, canCopyStyles, canDuplicate } = selected;
  const {
    removeBlocks,
    replaceBlocks,
    duplicateBlocks,
    insertAfterBlock,
    insertBeforeBlock,
    flashBlock
  } = useDispatch(blockEditorStore);
  const pasteStyles = usePasteStyles();
  return children({
    canCopyStyles,
    canDuplicate,
    canInsertBlock,
    canRemove,
    onDuplicate() {
      return duplicateBlocks(clientIds, updateSelection);
    },
    onRemove() {
      return removeBlocks(clientIds, updateSelection);
    },
    onInsertBefore() {
      insertBeforeBlock(clientIds[0]);
    },
    onInsertAfter() {
      insertAfterBlock(clientIds[clientIds.length - 1]);
    },
    onGroup() {
      if (!clientIds.length) {
        return;
      }
      const groupingBlockName = getGroupingBlockName();
      const newBlocks = switchToBlockType(
        getBlocksByClientId(clientIds),
        groupingBlockName
      );
      if (!newBlocks) {
        return;
      }
      replaceBlocks(clientIds, newBlocks);
    },
    onUngroup() {
      if (!clientIds.length) {
        return;
      }
      const innerBlocks = getBlocks(clientIds[0]);
      if (!innerBlocks.length) {
        return;
      }
      replaceBlocks(clientIds, innerBlocks);
    },
    onCopy() {
      if (clientIds.length === 1) {
        flashBlock(clientIds[0]);
      }
    },
    async onPasteStyles() {
      await pasteStyles(getBlocksByClientId(clientIds));
    }
  });
}
export {
  BlockActions as default
};
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