@wordpress/editor/build-module/components/collaborators-overlay/use-block-highlighting.mjs

Enhanced block editor for WordPress posts.

// packages/editor/src/components/collaborators-overlay/use-block-highlighting.ts
import {
  privateApis as coreDataPrivateApis,
  SelectionType
} from "@wordpress/core-data";
import { useEffect, useRef, useState } from "@wordpress/element";
import { unlock } from "../../lock-unlock.mjs";
import { getAvatarBorderColor } from "../collab-sidebar/utils.mjs";
import { getAvatarUrl } from "./get-avatar-url.mjs";
import { useDebouncedRecompute } from "./use-debounced-recompute.mjs";
var { useActiveCollaborators, useResolvedSelection } = unlock(coreDataPrivateApis);
function useBlockHighlighting(overlayElement, blockEditorDocument, postId, postType, delayMs) {
  const highlightedBlockIds = useRef(/* @__PURE__ */ new Set());
  const userStates = useActiveCollaborators(
    postId ?? null,
    postType ?? null
  );
  const resolveSelection = useResolvedSelection(
    postId ?? null,
    postType ?? null
  );
  const [highlights, setHighlights] = useState(
    []
  );
  const [recomputeToken, rerenderHighlightsAfterDelay] = useDebouncedRecompute(delayMs);
  useEffect(() => {
    if (!blockEditorDocument) {
      setHighlights([]);
      return;
    }
    const currentHighlightedIds = highlightedBlockIds.current;
    const seen = /* @__PURE__ */ new Set();
    const blocksToHighlight = userStates.filter((userState) => {
      const isWholeBlockSelected = userState.editorState?.selection?.type === SelectionType.WholeBlock;
      return !userState.isMe && isWholeBlockSelected;
    }).map((userState) => {
      let localClientId;
      try {
        ({ localClientId } = resolveSelection(
          userState.editorState?.selection
        ));
      } catch {
        return null;
      }
      if (!localClientId) {
        return null;
      }
      return {
        blockId: localClientId,
        color: userState.isMe ? "var(--wp-admin-theme-color)" : getAvatarBorderColor(userState.collaboratorInfo.id),
        userName: userState.collaboratorInfo.name,
        avatarUrl: getAvatarUrl(
          userState.collaboratorInfo.avatar_urls
        )
      };
    }).filter((block) => {
      if (!block) {
        return false;
      }
      if (seen.has(block.blockId)) {
        return false;
      }
      seen.add(block.blockId);
      return true;
    });
    const selectedBlockIds = new Set(
      blocksToHighlight.map((block) => block.blockId)
    );
    for (const blockId of currentHighlightedIds) {
      if (!selectedBlockIds.has(blockId)) {
        const blockElement = getBlockElementById(
          blockEditorDocument,
          blockId
        );
        if (blockElement) {
          blockElement.classList.remove("is-collaborator-selected");
          blockElement.style.removeProperty(
            "--collaborator-outline-color"
          );
        }
        currentHighlightedIds.delete(blockId);
      }
    }
    const results = [];
    const overlayRect = overlayElement?.getBoundingClientRect() ?? null;
    blocksToHighlight.forEach((block) => {
      const { color, blockId, userName, avatarUrl } = block;
      const blockElement = getBlockElementById(
        blockEditorDocument,
        blockId
      );
      if (!blockElement) {
        return;
      }
      blockElement.classList.add("is-collaborator-selected");
      blockElement.style.setProperty(
        "--collaborator-outline-color",
        color
      );
      currentHighlightedIds.add(blockId);
      if (overlayRect) {
        const blockRect = blockElement.getBoundingClientRect();
        results.push({
          blockId,
          userName,
          avatarUrl,
          color,
          x: blockRect.left - overlayRect.left,
          y: blockRect.top - overlayRect.top
        });
      }
    });
    setHighlights(results);
    return () => {
      for (const blockId of currentHighlightedIds) {
        const el = getBlockElementById(blockEditorDocument, blockId);
        if (el) {
          el.classList.remove("is-collaborator-selected");
          el.style.removeProperty("--collaborator-outline-color");
        }
      }
      currentHighlightedIds.clear();
    };
  }, [
    userStates,
    blockEditorDocument,
    overlayElement,
    recomputeToken,
    resolveSelection
  ]);
  return { highlights, rerenderHighlightsAfterDelay };
}
var getBlockElementById = (blockEditorDocument, blockId) => {
  return blockEditorDocument.querySelector(`[data-block="${blockId}"]`);
};
export {
  useBlockHighlighting
};
//# sourceMappingURL=use-block-highlighting.mjs.map