// packages/block-library/src/comment-template/edit.js
import { useState, memo } from "@wordpress/element";
import { useSelect } from "@wordpress/data";
import { __ } from "@wordpress/i18n";
import {
  BlockContextProvider,
  useBlockProps,
  useInnerBlocksProps,
  store as blockEditorStore,
  __experimentalUseBlockPreview as useBlockPreview
} from "@wordpress/block-editor";
import { Spinner } from "@wordpress/components";
import { store as coreStore } from "@wordpress/core-data";
import { useCommentQueryArgs, useCommentTree } from "./hooks";
import { jsx, jsxs } from "react/jsx-runtime";
var TEMPLATE = [
  ["core/avatar"],
  ["core/comment-author-name"],
  ["core/comment-date"],
  ["core/comment-content"],
  ["core/comment-reply-link"],
  ["core/comment-edit-link"]
];
var getCommentsPlaceholder = ({
  perPage,
  pageComments,
  threadComments,
  threadCommentsDepth
}) => {
  const commentsDepth = !threadComments ? 1 : Math.min(threadCommentsDepth, 3);
  const buildChildrenComment = (commentsLevel) => {
    if (commentsLevel < commentsDepth) {
      const nextLevel = commentsLevel + 1;
      return [
        {
          commentId: -(commentsLevel + 3),
          children: buildChildrenComment(nextLevel)
        }
      ];
    }
    return [];
  };
  const placeholderComments = [
    { commentId: -1, children: buildChildrenComment(1) }
  ];
  if ((!pageComments || perPage >= 2) && commentsDepth < 3) {
    placeholderComments.push({
      commentId: -2,
      children: []
    });
  }
  if ((!pageComments || perPage >= 3) && commentsDepth < 2) {
    placeholderComments.push({
      commentId: -3,
      children: []
    });
  }
  return placeholderComments;
};
function CommentTemplateInnerBlocks({
  comment,
  activeCommentId,
  setActiveCommentId,
  firstCommentId,
  blocks
}) {
  const { children, ...innerBlocksProps } = useInnerBlocksProps(
    {},
    { template: TEMPLATE }
  );
  return /* @__PURE__ */ jsxs("li", { ...innerBlocksProps, children: [
    comment.commentId === (activeCommentId || firstCommentId) ? children : null,
    /* @__PURE__ */ jsx(
      MemoizedCommentTemplatePreview,
      {
        blocks,
        commentId: comment.commentId,
        setActiveCommentId,
        isHidden: comment.commentId === (activeCommentId || firstCommentId)
      }
    ),
    comment?.children?.length > 0 ? /* @__PURE__ */ jsx(
      CommentsList,
      {
        comments: comment.children,
        activeCommentId,
        setActiveCommentId,
        blocks,
        firstCommentId
      }
    ) : null
  ] });
}
var CommentTemplatePreview = ({
  blocks,
  commentId,
  setActiveCommentId,
  isHidden
}) => {
  const blockPreviewProps = useBlockPreview({
    blocks
  });
  const handleOnClick = () => {
    setActiveCommentId(commentId);
  };
  const style = {
    display: isHidden ? "none" : void 0
  };
  return /* @__PURE__ */ jsx(
    "div",
    {
      ...blockPreviewProps,
      tabIndex: 0,
      role: "button",
      style,
      onClick: handleOnClick,
      onKeyPress: handleOnClick
    }
  );
};
var MemoizedCommentTemplatePreview = memo(CommentTemplatePreview);
var CommentsList = ({
  comments,
  blockProps,
  activeCommentId,
  setActiveCommentId,
  blocks,
  firstCommentId
}) => /* @__PURE__ */ jsx("ol", { ...blockProps, children: comments && comments.map(({ commentId, ...comment }, index) => /* @__PURE__ */ jsx(
  BlockContextProvider,
  {
    value: {
      // If the commentId is negative it means that this comment is a
      // "placeholder" and that the block is most likely being used in the
      // site editor. In this case, we have to set the commentId to `null`
      // because otherwise the (non-existent) comment with a negative ID
      // would be requested from the REST API.
      commentId: commentId < 0 ? null : commentId
    },
    children: /* @__PURE__ */ jsx(
      CommentTemplateInnerBlocks,
      {
        comment: { commentId, ...comment },
        activeCommentId,
        setActiveCommentId,
        blocks,
        firstCommentId
      }
    )
  },
  comment.commentId || index
)) });
function CommentTemplateEdit({
  clientId,
  context: { postId }
}) {
  const blockProps = useBlockProps();
  const [activeCommentId, setActiveCommentId] = useState();
  const {
    commentOrder,
    threadCommentsDepth,
    threadComments,
    commentsPerPage,
    pageComments
  } = useSelect((select) => {
    const { getSettings } = select(blockEditorStore);
    return getSettings().__experimentalDiscussionSettings;
  });
  const commentQuery = useCommentQueryArgs({
    postId
  });
  const { topLevelComments, blocks } = useSelect(
    (select) => {
      const { getEntityRecords } = select(coreStore);
      const { getBlocks } = select(blockEditorStore);
      return {
        // Request only top-level comments. Replies are embedded.
        topLevelComments: commentQuery ? getEntityRecords("root", "comment", commentQuery) : null,
        blocks: getBlocks(clientId)
      };
    },
    [clientId, commentQuery]
  );
  let commentTree = useCommentTree(
    // Reverse the order of top comments if needed.
    commentOrder === "desc" && topLevelComments ? [...topLevelComments].reverse() : topLevelComments
  );
  if (!topLevelComments) {
    return /* @__PURE__ */ jsx("p", { ...blockProps, children: /* @__PURE__ */ jsx(Spinner, {}) });
  }
  if (!postId) {
    commentTree = getCommentsPlaceholder({
      perPage: commentsPerPage,
      pageComments,
      threadComments,
      threadCommentsDepth
    });
  }
  if (!commentTree.length) {
    return /* @__PURE__ */ jsx("p", { ...blockProps, children: __("No results found.") });
  }
  return /* @__PURE__ */ jsx(
    CommentsList,
    {
      comments: commentTree,
      blockProps,
      blocks,
      activeCommentId,
      setActiveCommentId,
      firstCommentId: commentTree[0]?.commentId
    }
  );
}
export {
  CommentTemplateEdit as default
};
//# sourceMappingURL=edit.js.map
