next.js/examples/cms-sitecore-xmcloud/src/components/PageContent.tsx

import React from "react";
import {
  RichText as JssRichText,
  useSitecoreContext,
  RichTextField,
} from "@sitecore-jss/sitecore-jss-nextjs";

interface Fields {
  Content: RichTextField;
}

type PageContentProps = {
  params: { [key: string]: string };
  fields: Fields;
};

type ComponentContentProps = {
  id: string;
  styles: string;
  children: JSX.Element;
};

const ComponentContent = (props: ComponentContentProps) => {
  const id = props.id;
  return (
    <div
      className={`component content ${props.styles}`}
      id={id ? id : undefined}
    >
      <div className="component-content">
        <div className="field-content">{props.children}</div>
      </div>
    </div>
  );
};

export const Default = (props: PageContentProps): JSX.Element => {
  const { sitecoreContext } = useSitecoreContext();
  const id = props.params.RenderingIdentifier;

  if (
    !(props.fields && props.fields.Content) &&
    !sitecoreContext?.route?.fields?.Content
  ) {
    return (
      <div
        className={`component content ${props.params.styles}`}
        id={id ? id : undefined}
      >
        <div className="component-content">
          <div className="field-content">[Content]</div>
        </div>
      </div>
    );
  }

  const field = (
    props.fields && props.fields.Content
      ? props.fields.Content
      : sitecoreContext?.route?.fields?.Content
  ) as RichTextField;

  return (
    <ComponentContent styles={props.params.styles} id={id}>
      <JssRichText field={field} />
    </ComponentContent>
  );
};