"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// packages/block-editor/src/hooks/metadata.js
var metadata_exports = {};
__export(metadata_exports, {
  addMetaAttribute: () => addMetaAttribute,
  addTransforms: () => addTransforms
});
module.exports = __toCommonJS(metadata_exports);
var import_hooks = require("@wordpress/hooks");
var import_blocks = require("@wordpress/blocks");
var META_ATTRIBUTE_NAME = "metadata";
function addMetaAttribute(blockTypeSettings) {
  if (blockTypeSettings?.attributes?.[META_ATTRIBUTE_NAME]?.type) {
    return blockTypeSettings;
  }
  blockTypeSettings.attributes = {
    ...blockTypeSettings.attributes,
    [META_ATTRIBUTE_NAME]: {
      type: "object"
    }
  };
  return blockTypeSettings;
}
function addTransforms(result, source, index, results) {
  if (results.length === 1 && result.innerBlocks.length === source.length) {
    return result;
  }
  if (results.length === 1 && source.length > 1 || results.length > 1 && source.length === 1) {
    return result;
  }
  if (results.length > 1 && source.length > 1 && results.length !== source.length) {
    return result;
  }
  const sourceMetadata = source[index]?.attributes?.metadata;
  if (!sourceMetadata) {
    return result;
  }
  const preservedMetadata = {};
  if (sourceMetadata.noteId && !result.attributes?.metadata?.noteId) {
    preservedMetadata.noteId = sourceMetadata.noteId;
  }
  if (sourceMetadata.name && !result.attributes?.metadata?.name && (0, import_blocks.hasBlockSupport)(result.name, "renaming", true)) {
    preservedMetadata.name = sourceMetadata.name;
  }
  if (sourceMetadata.blockVisibility !== void 0 && !result.attributes?.metadata?.blockVisibility && (0, import_blocks.hasBlockSupport)(result.name, "visibility", true)) {
    preservedMetadata.blockVisibility = sourceMetadata.blockVisibility;
  }
  if (Object.keys(preservedMetadata).length > 0) {
    return {
      ...result,
      attributes: {
        ...result.attributes,
        metadata: {
          ...result.attributes.metadata,
          ...preservedMetadata
        }
      }
    };
  }
  return result;
}
(0, import_hooks.addFilter)(
  "blocks.registerBlockType",
  "core/metadata/addMetaAttribute",
  addMetaAttribute
);
(0, import_hooks.addFilter)(
  "blocks.switchToBlockType.transformedBlock",
  "core/metadata/addTransforms",
  addTransforms
);
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  addMetaAttribute,
  addTransforms
});
//# sourceMappingURL=metadata.js.map
