@pnp/sp/behaviors/spfx.js

import { combine, dateAdd, isUrlAbsolute } from "@pnp/core";
import { BrowserFetchWithRetry, DefaultParse } from "@pnp/queryable";
import { DefaultHeaders, DefaultInit } from "./defaults.js";
import { RequestDigest } from "./request-digest.js";
export function SPFx(context) {
    return (instance) => {
        instance.using(DefaultHeaders(), DefaultInit(), BrowserFetchWithRetry(), DefaultParse(), RequestDigest((url) => {
            var _a, _b, _c;
            const sameWeb = (new RegExp(`^${combine(context.pageContext.web.absoluteUrl, "/_api")}`, "i")).test(url);
            if (sameWeb && ((_b = (_a = context === null || context === void 0 ? void 0 : context.pageContext) === null || _a === void 0 ? void 0 : _a.legacyPageContext) === null || _b === void 0 ? void 0 : _b.formDigestValue)) {
                // account for page lifetime in timeout #2304 & others
                const expiration = (((_c = context.pageContext.legacyPageContext) === null || _c === void 0 ? void 0 : _c.formDigestTimeoutSeconds) || 1600) - (performance.now() / 1000) - 15;
                return {
                    value: context.pageContext.legacyPageContext.formDigestValue,
                    expiration: dateAdd(new Date(), "second", expiration),
                };
            }
        }));
        // we want to fix up the url first
        instance.on.pre.prepend(async (url, init, result) => {
            if (!isUrlAbsolute(url)) {
                url = combine(context.pageContext.web.absoluteUrl, url);
            }
            return [url, init, result];
        });
        return instance;
    };
}
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