// packages/block-editor/src/components/block-list/zoom-out-separator.js
import clsx from "clsx";
import {
  __unstableMotion as motion,
  __unstableAnimatePresence as AnimatePresence
} from "@wordpress/components";
import { useReducedMotion } from "@wordpress/compose";
import { useSelect } from "@wordpress/data";
import { useState } from "@wordpress/element";
import { __ } from "@wordpress/i18n";
import { store as blockEditorStore } from "../../store";
import { unlock } from "../../lock-unlock";
import { jsx } from "react/jsx-runtime";
function ZoomOutSeparator({
  clientId,
  rootClientId = "",
  position = "top"
}) {
  const [isDraggedOver, setIsDraggedOver] = useState(false);
  const {
    sectionRootClientId,
    sectionClientIds,
    insertionPoint,
    blockInsertionPointVisible,
    blockInsertionPoint,
    blocksBeingDragged
  } = useSelect((select) => {
    const {
      getInsertionPoint,
      getBlockOrder,
      getSectionRootClientId,
      isBlockInsertionPointVisible,
      getBlockInsertionPoint,
      getDraggedBlockClientIds
    } = unlock(select(blockEditorStore));
    const root = getSectionRootClientId();
    const sectionRootClientIds = getBlockOrder(root);
    return {
      sectionRootClientId: root,
      sectionClientIds: sectionRootClientIds,
      insertionPoint: getInsertionPoint(),
      blockInsertionPoint: getBlockInsertionPoint(),
      blockInsertionPointVisible: isBlockInsertionPointVisible(),
      blocksBeingDragged: getDraggedBlockClientIds()
    };
  }, []);
  const isReducedMotion = useReducedMotion();
  if (!clientId) {
    return;
  }
  let isVisible = false;
  const isSectionBlock = rootClientId === sectionRootClientId && sectionClientIds && sectionClientIds.includes(clientId);
  if (!isSectionBlock) {
    return null;
  }
  const hasTopInsertionPoint = insertionPoint?.index === 0 && clientId === sectionClientIds[insertionPoint.index];
  const hasBottomInsertionPoint = insertionPoint && insertionPoint.hasOwnProperty("index") && clientId === sectionClientIds[insertionPoint.index - 1];
  if (position === "top") {
    isVisible = hasTopInsertionPoint || blockInsertionPointVisible && blockInsertionPoint.index === 0 && clientId === sectionClientIds[blockInsertionPoint.index];
  }
  if (position === "bottom") {
    isVisible = hasBottomInsertionPoint || blockInsertionPointVisible && clientId === sectionClientIds[blockInsertionPoint.index - 1];
  }
  const blockBeingDraggedClientId = blocksBeingDragged[0];
  const isCurrentBlockBeingDragged = blocksBeingDragged.includes(clientId);
  const blockBeingDraggedIndex = sectionClientIds.indexOf(
    blockBeingDraggedClientId
  );
  const blockBeingDraggedPreviousSiblingClientId = blockBeingDraggedIndex > 0 ? sectionClientIds[blockBeingDraggedIndex - 1] : null;
  const isCurrentBlockPreviousSiblingOfBlockBeingDragged = blockBeingDraggedPreviousSiblingClientId === clientId;
  if (isCurrentBlockBeingDragged || isCurrentBlockPreviousSiblingOfBlockBeingDragged) {
    isVisible = false;
  }
  return /* @__PURE__ */ jsx(AnimatePresence, { children: isVisible && /* @__PURE__ */ jsx(
    motion.div,
    {
      initial: { height: 0 },
      animate: {
        // Use a height equal to that of the zoom out frame size.
        height: "calc(1 * var(--wp-block-editor-iframe-zoom-out-frame-size) / var(--wp-block-editor-iframe-zoom-out-scale)"
      },
      exit: { height: 0 },
      transition: {
        type: "tween",
        duration: isReducedMotion ? 0 : 0.2,
        ease: [0.6, 0, 0.4, 1]
      },
      className: clsx(
        "block-editor-block-list__zoom-out-separator",
        {
          "is-dragged-over": isDraggedOver
        }
      ),
      "data-is-insertion-point": "true",
      onDragOver: () => setIsDraggedOver(true),
      onDragLeave: () => setIsDraggedOver(false),
      children: /* @__PURE__ */ jsx(
        motion.div,
        {
          initial: { opacity: 0 },
          animate: { opacity: 1 },
          exit: { opacity: 0, transition: { delay: -0.125 } },
          transition: {
            ease: "linear",
            duration: 0.1,
            delay: 0.125
          },
          children: __("Drop pattern.")
        }
      )
    }
  ) });
}
export {
  ZoomOutSeparator
};
//# sourceMappingURL=zoom-out-separator.js.map
