"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _isHotkey = _interopRequireDefault(require("is-hotkey"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function CloseBlock({
  defaultType
}) {
  return {
    onKeyDown(event, editor, next) {
      const {
        selection,
        startBlock
      } = editor.value;
      const isBackspace = (0, _isHotkey.default)('backspace', event);
      if (!isBackspace) {
        return next();
      }
      if (selection.isExpanded) {
        return editor.delete();
      }
      if (!selection.start.isAtStartOfNode(startBlock) || startBlock.text.length > 0) {
        return next();
      }
      if (startBlock.type !== defaultType) {
        editor.setBlocks(defaultType);
      }
      return next();
    }
  };
}
var _default = exports.default = CloseBlock;