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feat: better cookies API for NextResponse
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| import cookie from 'next/dist/compiled/cookie' | ||
| import { CookieSerializeOptions } from '../types' | ||
|
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| const normalizeCookieOptions = (options: CookieSerializeOptions) => { | ||
| options = Object.assign({}, options) | ||
|
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| if (options.maxAge) { | ||
| options.expires = new Date(Date.now() + options.maxAge) | ||
| options.maxAge /= 1000 | ||
| } | ||
|
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| if (options.path == null) { | ||
| options.path = '/' | ||
| } | ||
|
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| return options | ||
| } | ||
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| const serializeValue = (value: unknown) => | ||
| typeof value === 'object' ? `j:${JSON.stringify(value)}` : String(value) | ||
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| export class Cookies extends Map<string, any> { | ||
| constructor(input?: string | null) { | ||
| const parsedInput = typeof input === 'string' ? cookie.parse(input) : {} | ||
| super(Object.entries(parsedInput)) | ||
| } | ||
| set(key: string, value: unknown, options: CookieSerializeOptions = {}) { | ||
| return super.set( | ||
| key, | ||
| cookie.serialize( | ||
| key, | ||
| serializeValue(value), | ||
| normalizeCookieOptions(options) | ||
| ) | ||
| ) | ||
| } | ||
| } | ||
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| const deserializeCookie = (input: Request | Response): string[] => { | ||
| const value = input.headers.get('set-cookie') | ||
| return value !== undefined && value !== null ? value.split(', ') : [] | ||
| } | ||
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| const serializeCookie = (input: string[]) => input.join(', ') | ||
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| export class NextCookies extends Cookies { | ||
| response: Request | Response | ||
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| constructor(response: Request | Response) { | ||
| super(response.headers.get('cookie')) | ||
| this.response = response | ||
| } | ||
| set(...args: Parameters<Cookies['set']>) { | ||
| const isAlreadyAdded = super.has(args[0]) | ||
| const store = super.set(...args) | ||
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| if (isAlreadyAdded) { | ||
| const setCookie = serializeCookie( | ||
| deserializeCookie(this.response).filter( | ||
| (value) => !value.startsWith(`${args[0]}=`) | ||
| ) | ||
| ) | ||
|
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| if (setCookie) { | ||
| this.response.headers.set( | ||
| 'set-cookie', | ||
| `${store.get(args[0])}, ${setCookie}` | ||
| ) | ||
| } else { | ||
| this.response.headers.set('set-cookie', store.get(args[0])) | ||
| } | ||
| } else { | ||
| this.response.headers.append('set-cookie', store.get(args[0])) | ||
| } | ||
|
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| return store | ||
| } | ||
| delete(key: any) { | ||
| const isDeleted = super.delete(key) | ||
|
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| if (isDeleted) { | ||
| const setCookie = serializeCookie( | ||
| deserializeCookie(this.response).filter( | ||
| (value) => !value.startsWith(`${key}=`) | ||
| ) | ||
| ) | ||
|
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| if (setCookie) { | ||
| this.response.headers.set('set-cookie', setCookie) | ||
| } else { | ||
| this.response.headers.delete('set-cookie') | ||
| } | ||
| } | ||
|
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| return isDeleted | ||
| } | ||
| clear() { | ||
| this.response.headers.delete('set-cookie') | ||
| return super.clear() | ||
| } | ||
| } | ||
|
|
||
| export { CookieSerializeOptions } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| /* eslint-env jest */ | ||
|
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| import { | ||
| Cookies, | ||
| CookieSerializeOptions, | ||
| } from 'next/dist/server/web/spec-extension/cookies' | ||
| import { Blob, File, FormData } from 'next/dist/compiled/formdata-node' | ||
| import { Headers } from 'next/dist/server/web/spec-compliant/headers' | ||
| import { Crypto } from 'next/dist/server/web/sandbox/polyfills' | ||
| import * as streams from 'web-streams-polyfill/ponyfill' | ||
|
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| beforeAll(() => { | ||
| global['Blob'] = Blob | ||
| global['crypto'] = new Crypto() | ||
| global['File'] = File | ||
| global['FormData'] = FormData | ||
| global['Headers'] = Headers | ||
| global['ReadableStream'] = streams.ReadableStream | ||
| global['TransformStream'] = streams.TransformStream | ||
| }) | ||
|
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| afterAll(() => { | ||
| delete global['Blob'] | ||
| delete global['crypto'] | ||
| delete global['File'] | ||
| delete global['Headers'] | ||
| delete global['FormData'] | ||
| delete global['ReadableStream'] | ||
| delete global['TransformStream'] | ||
| }) | ||
|
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| it('create a empty cookies bag', async () => { | ||
| const cookies = new Cookies() | ||
| expect(Object.entries(cookies)).toStrictEqual([]) | ||
| }) | ||
|
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| it('create a cookies bag from string', async () => { | ||
| const cookies = new Cookies('foo=bar; equation=E%3Dmc%5E2') | ||
| expect(Array.from(cookies.entries())).toStrictEqual([ | ||
| ['foo', 'foo=bar; Path=/'], | ||
| ['equation', 'equation=E%3Dmc%5E2; Path=/'], | ||
| ]) | ||
| }) | ||
|
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| it('.set', async () => { | ||
| const cookies = new Cookies() | ||
| cookies.set('foo', 'bar') | ||
| expect(Array.from(cookies.entries())).toStrictEqual([ | ||
| ['foo', 'foo=bar; Path=/'], | ||
| ]) | ||
| }) | ||
|
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| it('.set with options', async () => { | ||
| const cookies = new Cookies() | ||
|
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| const options: CookieSerializeOptions = { | ||
| path: '/', | ||
| maxAge: 1000 * 60 * 60 * 24 * 7, | ||
| httpOnly: true, | ||
| sameSite: 'strict', | ||
| domain: 'example.com', | ||
| } | ||
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| cookies.set('foo', 'bar', options) | ||
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| expect(options).toStrictEqual({ | ||
| path: '/', | ||
| maxAge: 1000 * 60 * 60 * 24 * 7, | ||
| httpOnly: true, | ||
| sameSite: 'strict', | ||
| domain: 'example.com', | ||
| }) | ||
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| const [[key, value]] = Array.from(cookies.entries()) | ||
| const values = value.split('; ') | ||
|
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| expect(key).toBe('foo') | ||
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| expect(values).toStrictEqual([ | ||
| 'foo=bar', | ||
| 'Max-Age=604800', | ||
| 'Domain=example.com', | ||
| 'Path=/', | ||
| expect.stringContaining('Expires='), | ||
| 'HttpOnly', | ||
| 'SameSite=Strict', | ||
| ]) | ||
| }) | ||
|
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| it('.delete', async () => { | ||
| const cookies = new Cookies() | ||
| cookies.set('foo', 'bar') | ||
| cookies.delete('foo') | ||
| expect(Array.from(cookies.entries())).toStrictEqual([]) | ||
| }) | ||
|
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| it('.has', async () => { | ||
| const cookies = new Cookies() | ||
| cookies.set('foo', 'bar') | ||
| expect(cookies.has('foo')).toBe(true) | ||
| }) |
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