@wordpress/editor/build/bindings/pattern-overrides.js

Enhanced block editor for WordPress posts.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _blockEditor = require("@wordpress/block-editor");
/**
 * WordPress dependencies
 */

const CONTENT = 'content';
var _default = exports.default = {
  name: 'core/pattern-overrides',
  getValues({
    registry,
    clientId,
    context,
    bindings
  }) {
    const patternOverridesContent = context['pattern/overrides'];
    const {
      getBlockAttributes
    } = registry.select(_blockEditor.store);
    const currentBlockAttributes = getBlockAttributes(clientId);
    const overridesValues = {};
    for (const attributeName of Object.keys(bindings)) {
      const overridableValue = patternOverridesContent?.[currentBlockAttributes?.metadata?.name]?.[attributeName];

      // If it has not been overriden, return the original value.
      // Check undefined because empty string is a valid value.
      if (overridableValue === undefined) {
        overridesValues[attributeName] = currentBlockAttributes[attributeName];
        continue;
      } else {
        overridesValues[attributeName] = overridableValue === '' ? undefined : overridableValue;
      }
    }
    return overridesValues;
  },
  setValues({
    registry,
    clientId,
    bindings
  }) {
    const {
      getBlockAttributes,
      getBlockParentsByBlockName,
      getBlocks
    } = registry.select(_blockEditor.store);
    const currentBlockAttributes = getBlockAttributes(clientId);
    const blockName = currentBlockAttributes?.metadata?.name;
    if (!blockName) {
      return;
    }
    const [patternClientId] = getBlockParentsByBlockName(clientId, 'core/block', true);

    // Extract the updated attributes from the source bindings.
    const attributes = Object.entries(bindings).reduce((attrs, [key, {
      newValue
    }]) => {
      attrs[key] = newValue;
      return attrs;
    }, {});

    // If there is no pattern client ID, sync blocks with the same name and same attributes.
    if (!patternClientId) {
      const syncBlocksWithSameName = blocks => {
        for (const block of blocks) {
          if (block.attributes?.metadata?.name === blockName) {
            registry.dispatch(_blockEditor.store).updateBlockAttributes(block.clientId, attributes);
          }
          syncBlocksWithSameName(block.innerBlocks);
        }
      };
      syncBlocksWithSameName(getBlocks());
      return;
    }
    const currentBindingValue = getBlockAttributes(patternClientId)?.[CONTENT];
    registry.dispatch(_blockEditor.store).updateBlockAttributes(patternClientId, {
      [CONTENT]: {
        ...currentBindingValue,
        [blockName]: {
          ...currentBindingValue?.[blockName],
          ...Object.entries(attributes).reduce((acc, [key, value]) => {
            // TODO: We need a way to represent `undefined` in the serialized overrides.
            // Also see: https://github.com/WordPress/gutenberg/pull/57249#discussion_r1452987871
            // We use an empty string to represent undefined for now until
            // we support a richer format for overrides and the block bindings API.
            acc[key] = value === undefined ? '' : value;
            return acc;
          }, {})
        }
      }
    });
  },
  canUserEditValue: () => true
};
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