// packages/block-library/src/heading/edit.js
import clsx from "clsx";
import { __ } from "@wordpress/i18n";
import { useEffect, Platform } from "@wordpress/element";
import { useDispatch, useSelect } from "@wordpress/data";
import {
  AlignmentControl,
  BlockControls,
  RichText,
  useBlockProps,
  store as blockEditorStore,
  HeadingLevelDropdown,
  useBlockEditingMode
} from "@wordpress/block-editor";
import { generateAnchor, setAnchor } from "./autogenerate-anchors";
import { Fragment, jsx, jsxs } from "react/jsx-runtime";
function HeadingEdit({
  attributes,
  setAttributes,
  mergeBlocks,
  onReplace,
  style,
  clientId
}) {
  const { textAlign, content, level, levelOptions, placeholder, anchor } = attributes;
  const tagName = "h" + level;
  const blockProps = useBlockProps({
    className: clsx({
      [`has-text-align-${textAlign}`]: textAlign
    }),
    style
  });
  const blockEditingMode = useBlockEditingMode();
  const { canGenerateAnchors } = useSelect((select) => {
    const { getGlobalBlockCount, getSettings } = select(blockEditorStore);
    const settings = getSettings();
    return {
      canGenerateAnchors: !!settings.generateAnchors || getGlobalBlockCount("core/table-of-contents") > 0
    };
  }, []);
  const { __unstableMarkNextChangeAsNotPersistent } = useDispatch(blockEditorStore);
  useEffect(() => {
    if (!canGenerateAnchors) {
      return;
    }
    if (!anchor && content) {
      __unstableMarkNextChangeAsNotPersistent();
      setAttributes({
        anchor: generateAnchor(clientId, content)
      });
    }
    setAnchor(clientId, anchor);
    return () => setAnchor(clientId, null);
  }, [anchor, content, clientId, canGenerateAnchors]);
  const onContentChange = (value) => {
    const newAttrs = { content: value };
    if (canGenerateAnchors && (!anchor || !value || generateAnchor(clientId, content) === anchor)) {
      newAttrs.anchor = generateAnchor(clientId, value);
    }
    setAttributes(newAttrs);
  };
  return /* @__PURE__ */ jsxs(Fragment, { children: [
    blockEditingMode === "default" && /* @__PURE__ */ jsxs(BlockControls, { group: "block", children: [
      /* @__PURE__ */ jsx(
        HeadingLevelDropdown,
        {
          value: level,
          options: levelOptions,
          onChange: (newLevel) => setAttributes({ level: newLevel })
        }
      ),
      /* @__PURE__ */ jsx(
        AlignmentControl,
        {
          value: textAlign,
          onChange: (nextAlign) => {
            setAttributes({ textAlign: nextAlign });
          }
        }
      )
    ] }),
    /* @__PURE__ */ jsx(
      RichText,
      {
        identifier: "content",
        tagName,
        value: content,
        onChange: onContentChange,
        onMerge: mergeBlocks,
        onReplace,
        onRemove: () => onReplace([]),
        placeholder: placeholder || __("Heading"),
        textAlign,
        ...Platform.isNative && { deleteEnter: true },
        ...blockProps
      }
    )
  ] });
}
var edit_default = HeadingEdit;
export {
  edit_default as default
};
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