@routup/cookie/dist/index.mjs

Cookie plugin for routup.

import { HeaderName, coreHandler, appendResponseHeader } from 'routup';
import { parse, serialize } from 'cookie-es';

function parseRequestCookies(req, options) {
    return parse(req.headers[HeaderName.COOKIE] || '', options || {});
}
function isObject(item) {
    return !!item && typeof item === 'object' && !Array.isArray(item);
}

const CookieSymbol = Symbol.for('ReqCookie');
function useRequestCookies(req) {
    if (CookieSymbol in req) {
        return req[CookieSymbol];
    }
    return {};
}
function hasRequestCookies(req) {
    return CookieSymbol in req && isObject(req[CookieSymbol]);
}
function useRequestCookie(req, name) {
    return useRequestCookies(req)[name];
}
function setRequestCookies(req, key, value) {
    if (isObject(key)) {
        req[CookieSymbol] = key;
        return;
    }
    req[CookieSymbol] = {
        [key]: value
    };
}

function createHandler(options) {
    return coreHandler((req, res, next)=>{
        if (hasRequestCookies(req)) {
            next();
            return;
        }
        setRequestCookies(req, parseRequestCookies(req, options));
        next();
    });
}

function cookie(options = {}) {
    return {
        name: 'cookie',
        install: (router)=>{
            router.use(createHandler(options.parse));
        }
    };
}

function setResponseCookie(res, name, value, options) {
    appendResponseHeader(res, HeaderName.SET_COOKIE, serialize(name, value, {
        path: '/',
        ...options || {}
    }));
}
/* istanbul ignore next */ function unsetResponseCookie(res, name, options) {
    setResponseCookie(res, name, '', {
        ...options || {},
        maxAge: 0
    });
}

export { cookie, createHandler, cookie as default, hasRequestCookies, isObject, parseRequestCookies, setRequestCookies, setResponseCookie, unsetResponseCookie, useRequestCookie, useRequestCookies };
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