@lobehub/ui/es/hooks/useMarkdown/useMarkdownComponents.js

Lobe UI is an open-source UI component library for building AIGC web apps

'use client';

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { useMemo } from 'react';
import { CodeBlock } from "../../Markdown/components/CodeBlock";
import { useMarkdownContext } from "../../Markdown/components/MarkdownProvider";
import Image from "../../mdx/mdxComponents/Image";
import Link from "../../mdx/mdxComponents/Link";
import Section from "../../mdx/mdxComponents/Section";
import Video from "../../mdx/mdxComponents/Video";
import { jsx as _jsx } from "react/jsx-runtime";
export var useMarkdownComponents = function useMarkdownComponents() {
  var _componentProps$highl2, _componentProps$merma2;
  var _useMarkdownContext = useMarkdownContext(),
    components = _useMarkdownContext.components,
    animated = _useMarkdownContext.animated,
    citations = _useMarkdownContext.citations,
    componentProps = _useMarkdownContext.componentProps,
    showFootnotes = _useMarkdownContext.showFootnotes,
    enableMermaid = _useMarkdownContext.enableMermaid,
    fullFeaturedCodeBlock = _useMarkdownContext.fullFeaturedCodeBlock;
  var memoA = useMemo(function () {
    return function (props) {
      return /*#__PURE__*/_jsx(Link, _objectSpread(_objectSpread({
        citations: citations
      }, props), componentProps === null || componentProps === void 0 ? void 0 : componentProps.a));
    };
  }, [citations, componentProps === null || componentProps === void 0 ? void 0 : componentProps.a]);
  var memoImg = useMemo(function () {
    return function (props) {
      return /*#__PURE__*/_jsx(Image, _objectSpread(_objectSpread({}, props), componentProps === null || componentProps === void 0 ? void 0 : componentProps.img));
    };
  }, [componentProps === null || componentProps === void 0 ? void 0 : componentProps.img]);
  var memoVideo = useMemo(function () {
    return function (props) {
      return /*#__PURE__*/_jsx(Video, _objectSpread(_objectSpread({}, props), componentProps === null || componentProps === void 0 ? void 0 : componentProps.video));
    };
  }, [componentProps === null || componentProps === void 0 ? void 0 : componentProps.video]);
  var memoSection = useMemo(function () {
    return function (props) {
      return /*#__PURE__*/_jsx(Section, _objectSpread({
        showFootnotes: showFootnotes
      }, props));
    };
  }, [showFootnotes]);

  // Stable references for theme objects to prevent unnecessary re-renders
  var highlightTheme = useMemo(function () {
    var _componentProps$highl;
    return componentProps === null || componentProps === void 0 || (_componentProps$highl = componentProps.highlight) === null || _componentProps$highl === void 0 ? void 0 : _componentProps$highl.theme;
  }, [JSON.stringify(componentProps === null || componentProps === void 0 || (_componentProps$highl2 = componentProps.highlight) === null || _componentProps$highl2 === void 0 ? void 0 : _componentProps$highl2.theme)]);
  var mermaidTheme = useMemo(function () {
    var _componentProps$merma;
    return componentProps === null || componentProps === void 0 || (_componentProps$merma = componentProps.mermaid) === null || _componentProps$merma === void 0 ? void 0 : _componentProps$merma.theme;
  }, [JSON.stringify(componentProps === null || componentProps === void 0 || (_componentProps$merma2 = componentProps.mermaid) === null || _componentProps$merma2 === void 0 ? void 0 : _componentProps$merma2.theme)]);

  // Create stable component props reference
  var stableComponentProps = useMemo(function () {
    if (!componentProps) return;
    return {
      highlight: componentProps.highlight ? _objectSpread(_objectSpread({}, componentProps.highlight), {}, {
        theme: highlightTheme
      }) : undefined,
      mermaid: componentProps.mermaid ? _objectSpread(_objectSpread({}, componentProps.mermaid), {}, {
        theme: mermaidTheme
      }) : undefined
    };
  }, [highlightTheme, mermaidTheme]);
  var memoPre = useMemo(function () {
    return function (props) {
      return /*#__PURE__*/_jsx(CodeBlock, _objectSpread(_objectSpread(_objectSpread({
        animated: animated,
        enableMermaid: enableMermaid,
        fullFeatured: fullFeaturedCodeBlock
      }, stableComponentProps), componentProps === null || componentProps === void 0 ? void 0 : componentProps.pre), props));
    };
  }, [animated, enableMermaid, fullFeaturedCodeBlock, stableComponentProps, componentProps === null || componentProps === void 0 ? void 0 : componentProps.pre]);
  var memoComponents = useMemo(function () {
    return {
      a: memoA,
      img: memoImg,
      pre: memoPre,
      section: memoSection,
      video: memoVideo
    };
  }, [memoA, memoImg, memoVideo, memoPre, memoSection]);
  return useMemo(function () {
    return _objectSpread(_objectSpread({}, memoComponents), components);
  }, [memoComponents, components]);
};