payload/dist/collections/endpoints/preview.js

Node, React, Headless CMS and Application Framework built on Next.js

// @ts-strict-ignore
import { status as httpStatus } from 'http-status';
import { extractJWT } from '../../auth/extractJWT.js';
import { getRequestCollectionWithID } from '../../utilities/getRequestEntity.js';
import { headersWithCors } from '../../utilities/headersWithCors.js';
import { isNumber } from '../../utilities/isNumber.js';
import { findByIDOperation } from '../operations/findByID.js';
export const previewHandler = async (req)=>{
    const { id, collection } = getRequestCollectionWithID(req);
    const { searchParams } = req;
    const depth = searchParams.get('depth');
    const doc = await findByIDOperation({
        id,
        collection,
        depth: isNumber(depth) ? Number(depth) : undefined,
        draft: searchParams.get('draft') === 'true',
        req
    });
    let previewURL;
    const generatePreviewURL = req.payload?.collections?.[collection.config.slug]?.config?.admin?.preview;
    const token = extractJWT(req);
    if (typeof generatePreviewURL === 'function') {
        previewURL = await generatePreviewURL(doc, {
            locale: req.locale,
            req,
            token
        });
    }
    return Response.json(previewURL, {
        headers: headersWithCors({
            headers: new Headers(),
            req
        }),
        status: httpStatus.OK
    });
};

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