// packages/block-library/src/tab-list/edit.js
import clsx from "clsx";
import { __ } from "@wordpress/i18n";
import {
  useBlockProps,
  store as blockEditorStore,
  RichText,
  __experimentalUseBorderProps as useBorderProps,
  __experimentalUseColorProps as useColorProps,
  __experimentalGetSpacingClassesAndStyles as getSpacingClassesAndStyles
} from "@wordpress/block-editor";
import { useSelect, useDispatch } from "@wordpress/data";
import { useCallback, useEffect, useRef } from "@wordpress/element";
import AddTabToolbarControl from "../tab-panel/add-tab-toolbar-control.mjs";
import RemoveTabToolbarControl from "../tab-panel/remove-tab-toolbar-control.mjs";
import { Fragment, jsx, jsxs } from "react/jsx-runtime";
var EMPTY_ARRAY = [];
function Edit({
  attributes,
  clientId,
  context,
  __unstableLayoutClassNames: layoutClassNames
}) {
  const tabsList = context["core/tabs-list"] || EMPTY_ARRAY;
  const colorProps = useColorProps(attributes);
  const borderProps = useBorderProps(attributes);
  const spacingProps = getSpacingClassesAndStyles(attributes);
  const { tabsClientId, editorActiveTabIndex, activeTabIndex } = useSelect(
    (select) => {
      const { getBlockRootClientId, getBlockAttributes } = select(blockEditorStore);
      const _tabsClientId = getBlockRootClientId(clientId);
      const tabsAttributes = _tabsClientId ? getBlockAttributes(_tabsClientId) : {};
      return {
        tabsClientId: _tabsClientId,
        editorActiveTabIndex: tabsAttributes?.editorActiveTabIndex,
        activeTabIndex: tabsAttributes?.activeTabIndex ?? 0
      };
    },
    [clientId]
  );
  const effectiveActiveIndex = editorActiveTabIndex ?? activeTabIndex;
  const { __unstableMarkNextChangeAsNotPersistent, updateBlockAttributes } = useDispatch(blockEditorStore);
  const handleTabClick = useCallback(
    (tabIndex) => {
      if (tabsClientId && tabIndex !== effectiveActiveIndex) {
        __unstableMarkNextChangeAsNotPersistent();
        updateBlockAttributes(tabsClientId, {
          editorActiveTabIndex: tabIndex
        });
      }
    },
    [
      tabsClientId,
      effectiveActiveIndex,
      updateBlockAttributes,
      __unstableMarkNextChangeAsNotPersistent
    ]
  );
  const handleLabelChange = useCallback(
    (tabIndex, newLabel) => {
      const tab = tabsList[tabIndex];
      if (tab?.clientId) {
        updateBlockAttributes(tab.clientId, { label: newLabel });
      }
    },
    [tabsList, updateBlockAttributes]
  );
  const menuRef = useRef();
  const prevTabCountRef = useRef(tabsList.length);
  useEffect(() => {
    const prevCount = prevTabCountRef.current;
    prevTabCountRef.current = tabsList.length;
    if (!menuRef.current || tabsList.length === prevCount) {
      return;
    }
    const focusButtonAt = (index) => {
      window.requestAnimationFrame(() => {
        const buttons = menuRef.current?.querySelectorAll("button");
        const target = buttons?.[index];
        if (!target) {
          return;
        }
        const richText = target.querySelector("[contenteditable]");
        if (richText) {
          richText.focus();
        } else {
          target.focus();
        }
      });
    };
    if (tabsList.length > prevCount) {
      focusButtonAt(tabsList.length - 1);
    } else {
      focusButtonAt(effectiveActiveIndex);
    }
  }, [tabsList.length, effectiveActiveIndex]);
  const blockProps = useBlockProps({
    role: "tablist",
    ref: menuRef,
    // Applied manually since this block has no inner blocks for the layout
    // support to add its container classes to.
    className: layoutClassNames
  });
  const buttonClassName = clsx(colorProps.className, borderProps.className);
  const buttonStyle = {
    ...colorProps.style,
    ...borderProps.style,
    ...spacingProps.style
  };
  return /* @__PURE__ */ jsxs(Fragment, { children: [
    /* @__PURE__ */ jsx(AddTabToolbarControl, { tabsClientId }),
    /* @__PURE__ */ jsx(RemoveTabToolbarControl, { tabsClientId }),
    /* @__PURE__ */ jsx("div", { ...blockProps, children: tabsList.map((tab, index) => {
      const isActive = index === effectiveActiveIndex;
      return /* @__PURE__ */ jsx(
        "button",
        {
          type: "button",
          role: "tab",
          "aria-selected": isActive,
          className: buttonClassName || void 0,
          style: buttonStyle,
          tabIndex: -1,
          onClick: (event) => {
            event.preventDefault();
            handleTabClick(index);
          },
          children: /* @__PURE__ */ jsx(
            RichText,
            {
              tagName: "span",
              withoutInteractiveFormatting: true,
              placeholder: __("Tab title"),
              value: tab.label,
              onChange: (newLabel) => handleLabelChange(index, newLabel)
            }
          )
        },
        tab.clientId || index
      );
    }) })
  ] });
}
var edit_default = Edit;
export {
  edit_default as default
};
//# sourceMappingURL=edit.mjs.map
