From 45c0a46f0d20dd4c6bf1cb7f9eeace56442b313d Mon Sep 17 00:00:00 2001 From: kyle-ssg Date: Tue, 20 Feb 2024 18:12:46 +0000 Subject: [PATCH 1/9] Add split test example --- split-test-example/.eslintrc.json | 6 + split-test-example/.gitignore | 36 + split-test-example/.nvmrc | 1 + split-test-example/.prettierrc | 16 + split-test-example/README.md | 22 + split-test-example/app/api/login/route.ts | 19 + split-test-example/app/api/logout/route.ts | 11 + .../app/components/FeatureFlagProvider.tsx | 28 + split-test-example/app/components/Logo.tsx | 65 + split-test-example/app/components/Nav.tsx | 75 + .../app/components/WelcomeMessage.tsx | 36 + split-test-example/app/favicon.ico | Bin 0 -> 25931 bytes .../app/hooks/useDefaultUser.ts | 14 + split-test-example/app/hooks/useUser.ts | 40 + split-test-example/app/layout.tsx | 38 + split-test-example/app/page.tsx | 55 + split-test-example/app/styles/index.scss | 87 + split-test-example/app/types.ts | 9 + split-test-example/app/utils/getTraits.ts | 8 + split-test-example/next.config.mjs | 4 + split-test-example/package-lock.json | 4250 +++++++++++++++++ split-test-example/package.json | 32 + split-test-example/public/next.svg | 1 + split-test-example/public/vercel.svg | 1 + split-test-example/tsconfig.json | 26 + 25 files changed, 4880 insertions(+) create mode 100644 split-test-example/.eslintrc.json create mode 100644 split-test-example/.gitignore create mode 100644 split-test-example/.nvmrc create mode 100644 split-test-example/.prettierrc create mode 100644 split-test-example/README.md create mode 100644 split-test-example/app/api/login/route.ts create mode 100644 split-test-example/app/api/logout/route.ts create mode 100644 split-test-example/app/components/FeatureFlagProvider.tsx create mode 100644 split-test-example/app/components/Logo.tsx create mode 100644 split-test-example/app/components/Nav.tsx create mode 100644 split-test-example/app/components/WelcomeMessage.tsx create mode 100644 split-test-example/app/favicon.ico create mode 100644 split-test-example/app/hooks/useDefaultUser.ts create mode 100644 split-test-example/app/hooks/useUser.ts create mode 100644 split-test-example/app/layout.tsx create mode 100644 split-test-example/app/page.tsx create mode 100644 split-test-example/app/styles/index.scss create mode 100644 split-test-example/app/types.ts create mode 100644 split-test-example/app/utils/getTraits.ts create mode 100644 split-test-example/next.config.mjs create mode 100644 split-test-example/package-lock.json create mode 100644 split-test-example/package.json create mode 100644 split-test-example/public/next.svg create mode 100644 split-test-example/public/vercel.svg create mode 100644 split-test-example/tsconfig.json diff --git a/split-test-example/.eslintrc.json b/split-test-example/.eslintrc.json new file mode 100644 index 0000000..df1b0c8 --- /dev/null +++ b/split-test-example/.eslintrc.json @@ -0,0 +1,6 @@ +{ + "extends": [ + "next/core-web-vitals", + "plugin:prettier/recommended" + ] +} diff --git a/split-test-example/.gitignore b/split-test-example/.gitignore new file mode 100644 index 0000000..9d30ef8 --- /dev/null +++ b/split-test-example/.gitignore @@ -0,0 +1,36 @@ +# See https://help.github.com/articles/ignoring-files/ for more about ignoring files. + +# dependencies +/node_modules +/.pnp +.pnp.js +.yarn/install-state.gz + +# testing +/coverage +.idea +# next.js +/.next/ +/out/ + +# production +/build + +# misc +.DS_Store +*.pem + +# debug +npm-debug.log* +yarn-debug.log* +yarn-error.log* + +# local env files +.env*.local + +# vercel +.vercel + +# typescript +*.tsbuildinfo +next-env.d.ts diff --git a/split-test-example/.nvmrc b/split-test-example/.nvmrc new file mode 100644 index 0000000..7950a44 --- /dev/null +++ b/split-test-example/.nvmrc @@ -0,0 +1 @@ +v18.17.0 diff --git a/split-test-example/.prettierrc b/split-test-example/.prettierrc new file mode 100644 index 0000000..fc6b8cc --- /dev/null +++ b/split-test-example/.prettierrc @@ -0,0 +1,16 @@ +{ + "arrowParens": "always", + "bracketSpacing": true, + "insertPragma": false, + "jsxSingleQuote": true, + "printWidth": 80, + "proseWrap": "preserve", + "quoteProps": "preserve", + "requirePragma": false, + "semi": false, + "singleQuote": true, + "tabWidth": 2, + "trailingComma": "all", + "useTabs": false, + "vueIndentScriptAndStyle": false +} diff --git a/split-test-example/README.md b/split-test-example/README.md new file mode 100644 index 0000000..19c5b97 --- /dev/null +++ b/split-test-example/README.md @@ -0,0 +1,22 @@ +[![Feature Flag, Remote Config and A/B Testing platform, Flagsmith](https://github.com/Flagsmith/flagsmith/raw/main/static-files/hero.png)](https://www.flagsmith.com/) + +## Next.js and Flagsmith Tutorial + +The repository for the [live stream tutorial](https://www.youtube.com/watch?v=u9TjbtZX4Zg) with [@eddiejaoude](https://twitter.com/eddiejaoude). + +## Getting started + + +**Install** + +``` +npm i +``` + +**Run** +``` +npm run dev +``` + + + diff --git a/split-test-example/app/api/login/route.ts b/split-test-example/app/api/login/route.ts new file mode 100644 index 0000000..4ca4c0c --- /dev/null +++ b/split-test-example/app/api/login/route.ts @@ -0,0 +1,19 @@ +'use server' + +import { cookies } from 'next/headers' +import { LoginRequest } from '@/app/types' +import { NextResponse } from 'next/server' + +export async function POST(request: Request) { + const body: LoginRequest = await request.json() + //Mock a user id by formatting the email address + const id = body.email.split('@').join('_').replace(/\./, '_') + // Create a mock user object and store it in cookie + const userJSON = { + id, + email: body.email, + } + const user = JSON.stringify(userJSON) + cookies().set('user', user) + return NextResponse.json(userJSON) +} diff --git a/split-test-example/app/api/logout/route.ts b/split-test-example/app/api/logout/route.ts new file mode 100644 index 0000000..e3ab334 --- /dev/null +++ b/split-test-example/app/api/logout/route.ts @@ -0,0 +1,11 @@ +'use server' + +import { cookies } from 'next/headers' + +export async function POST() { + // Mock login API + cookies().delete('user') + return new Response('{}', { + status: 200, + }) +} diff --git a/split-test-example/app/components/FeatureFlagProvider.tsx b/split-test-example/app/components/FeatureFlagProvider.tsx new file mode 100644 index 0000000..285da7d --- /dev/null +++ b/split-test-example/app/components/FeatureFlagProvider.tsx @@ -0,0 +1,28 @@ +'use client' +import { FC, ReactNode, useRef } from 'react' +import { IState } from 'flagsmith/types' +import { FlagsmithProvider } from 'flagsmith/react' +import { createFlagsmithInstance } from 'flagsmith/isomorphic' + +type FeatureFlagProviderType = { + serverState: IState + children: ReactNode +} + +const FeatureFlagProvider: FC = ({ + serverState, + children, +}) => { + const flagsmithInstance = useRef(createFlagsmithInstance()) + return ( + + <>{children} + + ) +} + +export default FeatureFlagProvider diff --git a/split-test-example/app/components/Logo.tsx b/split-test-example/app/components/Logo.tsx new file mode 100644 index 0000000..d0fa4f2 --- /dev/null +++ b/split-test-example/app/components/Logo.tsx @@ -0,0 +1,65 @@ +import { FC } from 'react' + +type LogoType = {} + +const Logo: FC = ({}) => { + return ( + + + + + + + + + + + + + + ) +} + +export default Logo diff --git a/split-test-example/app/components/Nav.tsx b/split-test-example/app/components/Nav.tsx new file mode 100644 index 0000000..93ac648 --- /dev/null +++ b/split-test-example/app/components/Nav.tsx @@ -0,0 +1,75 @@ +'use client' + +import React, { ChangeEvent, FC, FormEvent, useState } from 'react' +import { User } from '@/app/types' +import useUser from '@/app/hooks/useUser' +const LoginForm: FC<{ defaultUser: User | undefined }> = ({ defaultUser }) => { + const { login, logout, user } = useUser(defaultUser) + const [formData, setFormData] = useState({ + email: '', + password: '', + }) + + const disableLogin = !formData.email || !formData.password + + const handleChange = (e: ChangeEvent) => { + const { name, value } = e.target + setFormData({ + ...formData, + [name]: value, + }) + } + + const handleLogin = (e: FormEvent) => { + e.preventDefault() + if (!disableLogin) { + login(formData) + } + } + + const handleLogout = () => { + logout() + } + + return ( +
+ {user ? ( + + ) : ( +
+ + + +
+ )} +
+ ) +} + +export default LoginForm diff --git a/split-test-example/app/components/WelcomeMessage.tsx b/split-test-example/app/components/WelcomeMessage.tsx new file mode 100644 index 0000000..72b1568 --- /dev/null +++ b/split-test-example/app/components/WelcomeMessage.tsx @@ -0,0 +1,36 @@ +import { FC } from 'react' +import { useFlags, useFlagsmith } from 'flagsmith/react' + +type WelcomeMessageType = {} + +const WelcomeMessage: FC = ({}) => { + const { hero } = useFlags(['hero']) + const flagsmith = useFlagsmith() + return ( +
+
+ {hero.value} hero +
+
+ + +
+
+ ) +} + +export default WelcomeMessage diff --git a/split-test-example/app/favicon.ico b/split-test-example/app/favicon.ico new file mode 100644 index 0000000000000000000000000000000000000000..718d6fea4835ec2d246af9800eddb7ffb276240c GIT binary patch literal 25931 zcmeHv30#a{`}aL_*G&7qml|y<+KVaDM2m#dVr!KsA!#An?kSQM(q<_dDNCpjEux83 zLb9Z^XxbDl(w>%i@8hT6>)&Gu{h#Oeyszu?xtw#Zb1mO{pgX9699l+Qppw7jXaYf~-84xW z)w4x8?=youko|}Vr~(D$UXIbiXABHh`p1?nn8Po~fxRJv}|0e(BPs|G`(TT%kKVJAdg5*Z|x0leQq0 zkdUBvb#>9F()jo|T~kx@OM8$9wzs~t2l;K=woNssA3l6|sx2r3+kdfVW@e^8e*E}v zA1y5{bRi+3Z`uD3{F7LgFJDdvm;nJilkzDku>BwXH(8ItVCXk*-lSJnR?-2UN%hJ){&rlvg`CDTj z)Bzo!3v7Ou#83zEDEFcKt(f1E0~=rqeEbTnMvWR#{+9pg%7G8y>u1OVRUSoox-ovF z2Ydma(;=YuBY(eI|04{hXzZD6_f(v~H;C~y5=DhAC{MMS>2fm~1H_t2$56pc$NH8( z5bH|<)71dV-_oCHIrzrT`2s-5w_+2CM0$95I6X8p^r!gHp+j_gd;9O<1~CEQQGS8) zS9Qh3#p&JM-G8rHekNmKVewU;pJRcTAog68KYo^dRo}(M>36U4Us zfgYWSiHZL3;lpWT=zNAW>Dh#mB!_@Lg%$ms8N-;aPqMn+C2HqZgz&9~Eu z4|Kp<`$q)Uw1R?y(~S>ePdonHxpV1#eSP1B;Ogo+-Pk}6#0GsZZ5!||ev2MGdh}_m z{DeR7?0-1^zVs&`AV6Vt;r3`I`OI_wgs*w=eO%_#7Kepl{B@xiyCANc(l zzIyd4y|c6PXWq9-|KM8(zIk8LPk(>a)zyFWjhT!$HJ$qX1vo@d25W<fvZQ2zUz5WRc(UnFMKHwe1| zWmlB1qdbiA(C0jmnV<}GfbKtmcu^2*P^O?MBLZKt|As~ge8&AAO~2K@zbXelK|4T<{|y4`raF{=72kC2Kn(L4YyenWgrPiv z@^mr$t{#X5VuIMeL!7Ab6_kG$&#&5p*Z{+?5U|TZ`B!7llpVmp@skYz&n^8QfPJzL z0G6K_OJM9x+Wu2gfN45phANGt{7=C>i34CV{Xqlx(fWpeAoj^N0Biu`w+MVcCUyU* zDZuzO0>4Z6fbu^T_arWW5n!E45vX8N=bxTVeFoep_G#VmNlQzAI_KTIc{6>c+04vr zx@W}zE5JNSU>!THJ{J=cqjz+4{L4A{Ob9$ZJ*S1?Ggg3klFp!+Y1@K+pK1DqI|_gq z5ZDXVpge8-cs!o|;K73#YXZ3AShj50wBvuq3NTOZ`M&qtjj#GOFfgExjg8Gn8>Vq5 z`85n+9|!iLCZF5$HJ$Iu($dm?8~-ofu}tEc+-pyke=3!im#6pk_Wo8IA|fJwD&~~F zc16osQ)EBo58U7XDuMexaPRjU@h8tXe%S{fA0NH3vGJFhuyyO!Uyl2^&EOpX{9As0 zWj+P>{@}jxH)8|r;2HdupP!vie{sJ28b&bo!8`D^x}TE$%zXNb^X1p@0PJ86`dZyj z%ce7*{^oo+6%&~I!8hQy-vQ7E)0t0ybH4l%KltWOo~8cO`T=157JqL(oq_rC%ea&4 z2NcTJe-HgFjNg-gZ$6!Y`SMHrlj}Etf7?r!zQTPPSv}{so2e>Fjs1{gzk~LGeesX%r(Lh6rbhSo_n)@@G-FTQy93;l#E)hgP@d_SGvyCp0~o(Y;Ee8{ zdVUDbHm5`2taPUOY^MAGOw*>=s7=Gst=D+p+2yON!0%Hk` zz5mAhyT4lS*T3LS^WSxUy86q&GnoHxzQ6vm8)VS}_zuqG?+3td68_x;etQAdu@sc6 zQJ&5|4(I?~3d-QOAODHpZ=hlSg(lBZ!JZWCtHHSj`0Wh93-Uk)_S%zsJ~aD>{`A0~ z9{AG(e|q3g5B%wYKRxiL2Y$8(4w6bzchKuloQW#e&S3n+P- z8!ds-%f;TJ1>)v)##>gd{PdS2Oc3VaR`fr=`O8QIO(6(N!A?pr5C#6fc~Ge@N%Vvu zaoAX2&(a6eWy_q&UwOhU)|P3J0Qc%OdhzW=F4D|pt0E4osw;%<%Dn58hAWD^XnZD= z>9~H(3bmLtxpF?a7su6J7M*x1By7YSUbxGi)Ot0P77`}P3{)&5Un{KD?`-e?r21!4vTTnN(4Y6Lin?UkSM z`MXCTC1@4A4~mvz%Rh2&EwY))LeoT=*`tMoqcEXI>TZU9WTP#l?uFv+@Dn~b(>xh2 z;>B?;Tz2SR&KVb>vGiBSB`@U7VIWFSo=LDSb9F{GF^DbmWAfpms8Sx9OX4CnBJca3 zlj9(x!dIjN?OG1X4l*imJNvRCk}F%!?SOfiOq5y^mZW)jFL@a|r-@d#f7 z2gmU8L3IZq0ynIws=}~m^#@&C%J6QFo~Mo4V`>v7MI-_!EBMMtb%_M&kvAaN)@ZVw z+`toz&WG#HkWDjnZE!6nk{e-oFdL^$YnbOCN}JC&{$#$O27@|Tn-skXr)2ml2~O!5 zX+gYoxhoc7qoU?C^3~&!U?kRFtnSEecWuH0B0OvLodgUAi}8p1 zrO6RSXHH}DMc$&|?D004DiOVMHV8kXCP@7NKB zgaZq^^O<7PoKEp72kby@W0Z!Y*Ay{&vfg#C&gG@YVR9g?FEocMUi1gSN$+V+ayF45{a zuDZDTN}mS|;BO%gEf}pjBfN2-gIrU#G5~cucA;dokXW89%>AyXJJI z9X4UlIWA|ZYHgbI z5?oFk@A=Ik7lrEQPDH!H+b`7_Y~aDb_qa=B2^Y&Ow41cU=4WDd40dp5(QS-WMN-=Y z9g;6_-JdNU;|6cPwf$ak*aJIcwL@1n$#l~zi{c{EW?T;DaW*E8DYq?Umtz{nJ&w-M zEMyTDrC&9K$d|kZe2#ws6)L=7K+{ zQw{XnV6UC$6-rW0emqm8wJoeZK)wJIcV?dST}Z;G0Arq{dVDu0&4kd%N!3F1*;*pW zR&qUiFzK=@44#QGw7k1`3t_d8&*kBV->O##t|tonFc2YWrL7_eqg+=+k;!F-`^b8> z#KWCE8%u4k@EprxqiV$VmmtiWxDLgnGu$Vs<8rppV5EajBXL4nyyZM$SWVm!wnCj-B!Wjqj5-5dNXukI2$$|Bu3Lrw}z65Lc=1G z^-#WuQOj$hwNGG?*CM_TO8Bg-1+qc>J7k5c51U8g?ZU5n?HYor;~JIjoWH-G>AoUP ztrWWLbRNqIjW#RT*WqZgPJXU7C)VaW5}MiijYbABmzoru6EmQ*N8cVK7a3|aOB#O& zBl8JY2WKfmj;h#Q!pN%9o@VNLv{OUL?rixHwOZuvX7{IJ{(EdPpuVFoQqIOa7giLVkBOKL@^smUA!tZ1CKRK}#SSM)iQHk)*R~?M!qkCruaS!#oIL1c z?J;U~&FfH#*98^G?i}pA{ z9Jg36t4=%6mhY(quYq*vSxptes9qy|7xSlH?G=S@>u>Ebe;|LVhs~@+06N<4CViBk zUiY$thvX;>Tby6z9Y1edAMQaiH zm^r3v#$Q#2T=X>bsY#D%s!bhs^M9PMAcHbCc0FMHV{u-dwlL;a1eJ63v5U*?Q_8JO zT#50!RD619#j_Uf))0ooADz~*9&lN!bBDRUgE>Vud-i5ck%vT=r^yD*^?Mp@Q^v+V zG#-?gKlr}Eeqifb{|So?HM&g91P8|av8hQoCmQXkd?7wIJwb z_^v8bbg`SAn{I*4bH$u(RZ6*xUhuA~hc=8czK8SHEKTzSxgbwi~9(OqJB&gwb^l4+m`k*Q;_?>Y-APi1{k zAHQ)P)G)f|AyjSgcCFps)Fh6Bca*Xznq36!pV6Az&m{O8$wGFD? 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(JSON.parse(user) as User) : undefined + } catch (e) { + return undefined + } +} + +export default useDefaultUser diff --git a/split-test-example/app/hooks/useUser.ts b/split-test-example/app/hooks/useUser.ts new file mode 100644 index 0000000..1cfa35d --- /dev/null +++ b/split-test-example/app/hooks/useUser.ts @@ -0,0 +1,40 @@ +import { useCallback, useState } from 'react' +import { User } from '@/app/types' +import { useFlagsmith } from 'flagsmith/react' +import getTraits from '@/app/utils/getTraits' + +export interface LoginRequest { + email: string + password: string +} +export default function (defaultUser: User | null = null) { + const [user, setUser] = useState(defaultUser) + const flagsmith = useFlagsmith() + const login = useCallback((data: LoginRequest) => { + return fetch('/api/login', { + method: 'POST', + headers: { + 'Content-Type': 'application/json', + }, + body: JSON.stringify(data), + }) + .then((res) => res.json()) + .then((res: User | null) => { + if (res) { + flagsmith.identify(res.id, getTraits(res)) + setUser(res) + } + }) + }, []) + + const logout = useCallback(() => { + setUser(null) + flagsmith.logout() + return fetch('/api/logout', { + method: 'POST', + body: '{}', + }) + }, []) + + return { login, logout, user } +} diff --git a/split-test-example/app/layout.tsx b/split-test-example/app/layout.tsx new file mode 100644 index 0000000..911ef04 --- /dev/null +++ b/split-test-example/app/layout.tsx @@ -0,0 +1,38 @@ +import type { Metadata } from 'next' +import { Inter } from 'next/font/google' +import './styles/index.scss' +import Nav from '@/app/components/Nav' +import useDefaultUser from '@/app/hooks/useDefaultUser' +import { createFlagsmithInstance } from 'flagsmith/isomorphic' +import FeatureFlagProvider from '@/app/components/FeatureFlagProvider' +import getTraits from '@/app/utils/getTraits' +const inter = Inter({ subsets: ['latin'] }) + +export const metadata: Metadata = { + title: 'Flagsmith with Next.js', + description: 'Generated by create next app', +} +export default async function RootLayout({ + children, +}: Readonly<{ + children: React.ReactNode +}>) { + const defaultUser = useDefaultUser() + const flagsmith = createFlagsmithInstance() + await flagsmith.init({ + environmentID: 'VYGMyWyUobdnn6SArAytzb', + identity: defaultUser?.id, + traits: getTraits(defaultUser), + }) + const serverState = flagsmith.getState() + return ( + + + +