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feat: feature flags

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This commit is contained in:
David Nguyen
2023-08-18 20:05:14 +10:00
committed by Mythie
parent 64eefbd340
commit aa2969fd50
23 changed files with 663 additions and 36 deletions
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7
.env.example
View File

@ -52,7 +52,12 @@ NEXT_PUBLIC_STRIPE_COMMUNITY_PLAN_MONTHLY_PRICE_ID=
NEXT_PUBLIC_STRIPE_COMMUNITY_PLAN_YEARLY_PRICE_ID=
# [[FEATURES]]
NEXT_PUBLIC_SUBSCRIPTIONS_ENABLED=false
# OPTIONAL: Leave blank to disable PostHog and feature flags.
NEXT_PUBLIC_POSTHOG_KEY=""
# OPTIONAL: Defines the host to use for PostHog.
NEXT_PUBLIC_POSTHOG_HOST="https://eu.posthog.com"
# OPTIONAL: Leave blank to disable billing.
NEXT_PUBLIC_FEATURE_BILLING_ENABLED=
# This is only required for the marketing site
# [[REDIS]]

2
apps/web/package.json
View File

@ -27,6 +27,8 @@
"next-plausible": "^3.10.1",
"next-themes": "^0.2.1",
"perfect-freehand": "^1.2.0",
"posthog-js": "^1.75.3",
"posthog-node": "^3.1.1",
"react": "18.2.0",
"react-dom": "18.2.0",
"react-dropzone": "^14.2.3",

2
apps/web/process-env.d.ts vendored
View File

@ -10,8 +10,6 @@ declare namespace NodeJS {
NEXT_PRIVATE_STRIPE_API_KEY: string;
NEXT_PRIVATE_STRIPE_WEBHOOK_SECRET: string;
NEXT_PUBLIC_SUBSCRIPTIONS_ENABLED: string;
NEXT_PRIVATE_GOOGLE_CLIENT_ID: string;
NEXT_PRIVATE_GOOGLE_CLIENT_SECRET: string;
}

6
apps/web/src/app/(dashboard)/settings/billing/page.tsx
View File

@ -1,15 +1,17 @@
import { redirect } from 'next/navigation';
import { IS_SUBSCRIPTIONS_ENABLED } from '@documenso/lib/constants/features';
import { getRequiredServerComponentSession } from '@documenso/lib/next-auth/get-server-session';
import { PasswordForm } from '~/components/forms/password';
import { getServerComponentFlag } from '~/helpers/get-server-component-feature-flag';
export default async function BillingSettingsPage() {
const user = await getRequiredServerComponentSession();
const isBillingEnabled = await getServerComponentFlag('billing');
// Redirect if subscriptions are not enabled.
if (!IS_SUBSCRIPTIONS_ENABLED) {
if (!isBillingEnabled) {
redirect('/settings/profile');
}

15
apps/web/src/app/layout.tsx
View File

@ -1,3 +1,5 @@
import { Suspense } from 'react';
import { Caveat, Inter } from 'next/font/google';
import { TrpcProvider } from '@documenso/trpc/react';
@ -5,8 +7,11 @@ import { cn } from '@documenso/ui/lib/utils';
import { Toaster } from '@documenso/ui/primitives/toaster';
import { TooltipProvider } from '@documenso/ui/primitives/tooltip';
import { getServerComponentAllFlags } from '~/helpers/get-server-component-feature-flag';
import { FeatureFlagProvider } from '~/providers/feature-flag';
import { ThemeProvider } from '~/providers/next-theme';
import { PlausibleProvider } from '~/providers/plausible';
import { PostHogPageview } from '~/providers/posthog';
import './globals.css';
@ -37,7 +42,9 @@ export const metadata = {
},
};
export default function RootLayout({ children }: { children: React.ReactNode }) {
export default async function RootLayout({ children }: { children: React.ReactNode }) {
const flags = await getServerComponentAllFlags();
return (
<html
lang="en"
@ -51,7 +58,12 @@ export default function RootLayout({ children }: { children: React.ReactNode })
<link rel="manifest" href="/site.webmanifest" />
</head>
<Suspense>
<PostHogPageview />
</Suspense>
<body>
<FeatureFlagProvider initialFlags={flags}>
<PlausibleProvider>
<ThemeProvider attribute="class" defaultTheme="system" enableSystem>
<TooltipProvider>
@ -60,6 +72,7 @@ export default function RootLayout({ children }: { children: React.ReactNode })
</ThemeProvider>
</PlausibleProvider>
<Toaster />
</FeatureFlagProvider>
</body>
</html>
);

13
apps/web/src/components/(dashboard)/layout/profile-dropdown.tsx
View File

@ -15,7 +15,6 @@ import {
import { signOut } from 'next-auth/react';
import { useTheme } from 'next-themes';
import { IS_SUBSCRIPTIONS_ENABLED } from '@documenso/lib/constants/features';
import { User } from '@documenso/prisma/client';
import { Avatar, AvatarFallback } from '@documenso/ui/primitives/avatar';
import { Button } from '@documenso/ui/primitives/button';
@ -28,11 +27,19 @@ import {
DropdownMenuTrigger,
} from '@documenso/ui/primitives/dropdown-menu';
import { useFeatureFlags } from '~/providers/feature-flag';
export type ProfileDropdownProps = {
user: User;
};
export const ProfileDropdown = ({ user }: ProfileDropdownProps) => {
const { theme, setTheme } = useTheme();
const { getFlag } = useFeatureFlags();
const isBillingEnabled = getFlag('billing');
const initials =
user.name
?.split(' ')
@ -40,8 +47,6 @@ export const ProfileDropdown = ({ user }: ProfileDropdownProps) => {
.slice(0, 2)
.join('') ?? 'UK';
const { theme, setTheme } = useTheme();
return (
<DropdownMenu>
<DropdownMenuTrigger asChild>
@ -69,7 +74,7 @@ export const ProfileDropdown = ({ user }: ProfileDropdownProps) => {
</Link>
</DropdownMenuItem>
{IS_SUBSCRIPTIONS_ENABLED && (
{isBillingEnabled && (
<DropdownMenuItem asChild>
<Link href="/settings/billing" className="cursor-pointer">
<CreditCard className="mr-2 h-4 w-4" />

9
apps/web/src/components/(dashboard)/settings/layout/desktop-nav.tsx
View File

@ -7,15 +7,20 @@ import { usePathname } from 'next/navigation';
import { CreditCard, Key, User } from 'lucide-react';
import { IS_SUBSCRIPTIONS_ENABLED } from '@documenso/lib/constants/features';
import { cn } from '@documenso/ui/lib/utils';
import { Button } from '@documenso/ui/primitives/button';
import { useFeatureFlags } from '~/providers/feature-flag';
export type DesktopNavProps = HTMLAttributes<HTMLDivElement>;
export const DesktopNav = ({ className, ...props }: DesktopNavProps) => {
const pathname = usePathname();
const { getFlag } = useFeatureFlags();
const isBillingEnabled = getFlag('billing');
return (
<div className={cn('flex flex-col gap-y-2', className)} {...props}>
<Link href="/settings/profile">
@ -44,7 +49,7 @@ export const DesktopNav = ({ className, ...props }: DesktopNavProps) => {
</Button>
</Link>
{IS_SUBSCRIPTIONS_ENABLED && (
{isBillingEnabled && (
<Link href="/settings/billing">
<Button
variant="ghost"

9
apps/web/src/components/(dashboard)/settings/layout/mobile-nav.tsx
View File

@ -7,15 +7,20 @@ import { usePathname } from 'next/navigation';
import { CreditCard, Key, User } from 'lucide-react';
import { IS_SUBSCRIPTIONS_ENABLED } from '@documenso/lib/constants/features';
import { cn } from '@documenso/ui/lib/utils';
import { Button } from '@documenso/ui/primitives/button';
import { useFeatureFlags } from '~/providers/feature-flag';
export type MobileNavProps = HTMLAttributes<HTMLDivElement>;
export const MobileNav = ({ className, ...props }: MobileNavProps) => {
const pathname = usePathname();
const { getFlag } = useFeatureFlags();
const isBillingEnabled = getFlag('billing');
return (
<div
className={cn('flex flex-wrap items-center justify-start gap-x-2 gap-y-4', className)}
@ -47,7 +52,7 @@ export const MobileNav = ({ className, ...props }: MobileNavProps) => {
</Button>
</Link>
{IS_SUBSCRIPTIONS_ENABLED && (
{isBillingEnabled && (
<Link href="/settings/billing">
<Button
variant="ghost"

2
apps/web/src/components/forms/edit-document/add-fields.tsx
View File

@ -25,7 +25,7 @@ import { Tooltip, TooltipContent, TooltipTrigger } from '@documenso/ui/primitive
import { useToast } from '@documenso/ui/primitives/use-toast';
import { PDF_VIEWER_PAGE_SELECTOR } from '~/components/(dashboard)/pdf-viewer/types';
import { getBoundingClientRect } from '~/helpers/getBoundingClientRect';
import { getBoundingClientRect } from '~/helpers/get-bounding-client-rect';
import { addFields } from './add-fields.action';
import { TAddFieldsFormSchema } from './add-fields.types';

0
apps/web/src/helpers/getBoundingClientRect.ts → apps/web/src/helpers/get-bounding-client-rect.ts
View File

79
apps/web/src/helpers/get-feature-flag.ts Normal file
View File

@ -0,0 +1,79 @@
import { z } from 'zod';
import { LOCAL_FEATURE_FLAGS, isFeatureFlagEnabled } from '@documenso/lib/constants/feature-flags';
import { FeatureFlagValue } from '~/providers/feature-flag';
/**
* Evaluate whether a flag is enabled for the current user.
*
* @param flag The flag to evaluate.
* @param options See `GetFlagOptions`.
* @returns Whether the flag is enabled, or the variant value of the flag.
*/
export const getFlag = async (
flag: string,
options?: GetFlagOptions,
): Promise<FeatureFlagValue> => {
const requestHeaders = options?.requestHeaders ?? {};
if (!isFeatureFlagEnabled()) {
return LOCAL_FEATURE_FLAGS[flag] ?? true;
}
const url = new URL(`${process.env.NEXT_PUBLIC_SITE_URL}/api/feature-flag/get`);
url.searchParams.set('flag', flag);
const response = await fetch(url, {
headers: {
...requestHeaders,
},
next: {
revalidate: 60,
},
})
.then((res) => res.json())
.then((res) => z.union([z.boolean(), z.string()]).parse(res))
.catch(() => false);
return response;
};
/**
* Get all feature flags for the current user if possible.
*
* @param options See `GetFlagOptions`.
* @returns A record of flags and their values for the user derived from the headers.
*/
export const getAllFlags = async (
options?: GetFlagOptions,
): Promise<Record<string, FeatureFlagValue>> => {
const requestHeaders = options?.requestHeaders ?? {};
if (!isFeatureFlagEnabled()) {
return LOCAL_FEATURE_FLAGS;
}
const url = new URL(`${process.env.NEXT_PUBLIC_SITE_URL}/api/feature-flag/all`);
return fetch(url, {
headers: {
...requestHeaders,
},
next: {
revalidate: 60,
},
})
.then((res) => res.json())
.then((res) => z.record(z.string(), z.union([z.boolean(), z.string()])).parse(res))
.catch(() => LOCAL_FEATURE_FLAGS);
};
interface GetFlagOptions {
/**
* The headers to attach to the request to evaluate flags.
*
* The authenticated user will be derived from the headers if possible.
*/
requestHeaders: Record<string, string>;
}

16
apps/web/src/helpers/get-post-hog-server-client.ts Normal file
View File

@ -0,0 +1,16 @@
import { PostHog } from 'posthog-node';
import { extractPostHogConfig } from '@documenso/lib/constants/feature-flags';
export default function PostHogServerClient() {
const postHogConfig = extractPostHogConfig();
if (!postHogConfig) {
return null;
}
return new PostHog(postHogConfig.key, {
host: postHogConfig.host,
fetch: (...args) => fetch(...args),
});
}

26
apps/web/src/helpers/get-server-component-feature-flag.ts Normal file
View File

@ -0,0 +1,26 @@
import { headers } from 'next/headers';
import { getAllFlags, getFlag } from './get-feature-flag';
/**
* Evaluate whether a flag is enabled for the current user in a server component.
*
* @param flag The flag to evaluate.
* @returns Whether the flag is enabled, or the variant value of the flag.
*/
export const getServerComponentFlag = async (flag: string) => {
return await getFlag(flag, {
requestHeaders: Object.fromEntries(headers().entries()),
});
};
/**
* Get all feature flags for the current user from a server component.
*
* @returns A record of flags and their values for the user derived from the headers.
*/
export const getServerComponentAllFlags = async () => {
return await getAllFlags({
requestHeaders: Object.fromEntries(headers().entries()),
});
};

2
apps/web/src/hooks/use-field-page-coords.ts
View File

@ -3,7 +3,7 @@ import { useCallback, useEffect, useState } from 'react';
import { Field } from '@documenso/prisma/client';
import { PDF_VIEWER_PAGE_SELECTOR } from '~/components/(dashboard)/pdf-viewer/types';
import { getBoundingClientRect } from '~/helpers/getBoundingClientRect';
import { getBoundingClientRect } from '~/helpers/get-bounding-client-rect';
export const useFieldPageCoords = (field: Field) => {
const [coords, setCoords] = useState({

44
apps/web/src/pages/api/feature-flag/all.ts Normal file
View File

@ -0,0 +1,44 @@
import { NextRequest, NextResponse } from 'next/server';
import { getToken } from 'next-auth/jwt';
import { LOCAL_FEATURE_FLAGS } from '@documenso/lib/constants/feature-flags';
import PostHogServerClient from '~/helpers/get-post-hog-server-client';
import { extractDistinctUserId, mapJwtToFlagProperties } from './get';
export const config = {
runtime: 'edge',
};
/**
* Get all the evaluated feature flags based on the current user if possible.
*/
export default async function handler(req: Request) {
const requestHeaders = Object.fromEntries(req.headers.entries());
const nextReq = new NextRequest(req, {
headers: requestHeaders,
});
const token = await getToken({ req: nextReq });
const postHog = PostHogServerClient();
// Return the local feature flags if PostHog is not enabled, true by default.
// The front end should not call this API if PostHog is not enabled to reduce network requests.
if (!postHog) {
return NextResponse.json(LOCAL_FEATURE_FLAGS);
}
const distinctId = extractDistinctUserId(token, nextReq);
const featureFlags = await postHog.getAllFlags(distinctId, mapJwtToFlagProperties(token));
const res = NextResponse.json(featureFlags);
res.headers.set('Cache-Control', 'public, s-maxage=120, stale-while-revalidate=60');
return res;
}

122
apps/web/src/pages/api/feature-flag/get.ts Normal file
View File

@ -0,0 +1,122 @@
import { NextRequest, NextResponse } from 'next/server';
import { nanoid } from 'nanoid';
import { JWT, getToken } from 'next-auth/jwt';
import { LOCAL_FEATURE_FLAGS, extractPostHogConfig } from '@documenso/lib/constants/feature-flags';
import PostHogServerClient from '~/helpers/get-post-hog-server-client';
export const config = {
runtime: 'edge',
};
/**
* Evaluate a single feature flag based on the current user if possible.
*
* @param req The request with a query parameter `flag`. Example request URL: /api/feature-flag/get?flag=flag-name
* @returns A Response with the feature flag value.
*/
export default async function handler(req: Request) {
const { searchParams } = new URL(req.url ?? '');
const flag = searchParams.get('flag');
const requestHeaders = Object.fromEntries(req.headers.entries());
const nextReq = new NextRequest(req, {
headers: requestHeaders,
});
const token = await getToken({ req: nextReq });
if (!flag) {
return NextResponse.json(
{
error: 'Missing flag query parameter.',
},
{
status: 400,
headers: {
'content-type': 'application/json',
},
},
);
}
const postHog = PostHogServerClient();
// Return the local feature flags if PostHog is not enabled, true by default.
// The front end should not call this API if PostHog is disabled to reduce network requests.
if (!postHog) {
return NextResponse.json(LOCAL_FEATURE_FLAGS[flag] ?? true);
}
const distinctId = extractDistinctUserId(token, nextReq);
const featureFlag = await postHog.getFeatureFlag(flag, distinctId, mapJwtToFlagProperties(token));
const res = NextResponse.json(featureFlag);
res.headers.set('Cache-Control', 'public, s-maxage=120, stale-while-revalidate=60');
return res;
}
/**
* Map a JWT to properties which are consumed by PostHog to evaluate feature flags.
*
* @param jwt The JWT of the current user.
* @returns A map of properties which are consumed by PostHog.
*/
export const mapJwtToFlagProperties = (
jwt?: JWT | null,
): {
groups?: Record<string, string>;
personProperties?: Record<string, string>;
groupProperties?: Record<string, Record<string, string>>;
} => {
return {
personProperties: {
email: jwt?.email ?? '',
},
groupProperties: {
// Add properties to group users into different groups, such as billing plan.
},
};
};
/**
* Extract a distinct ID from a JWT and request.
*
* Will fallback to a random ID if no ID could be extracted from either the JWT or request.
*
* @param jwt The JWT of the current user.
* @param request Request potentially containing a PostHog `distinct_id` cookie.
* @returns
*/
export const extractDistinctUserId = (jwt: JWT | null, request: NextRequest): string => {
const config = extractPostHogConfig();
const email = jwt?.email;
const userId = jwt?.id.toString();
let fallbackDistinctId = nanoid();
if (config) {
try {
const postHogCookie = JSON.parse(
request.cookies.get(`ph_${config.key}_posthog`)?.value ?? '',
);
const postHogDistinctId = postHogCookie['distinct_id'];
if (typeof postHogDistinctId === 'string') {
fallbackDistinctId = postHogDistinctId;
}
} catch {
// Do nothing.
}
}
return email ?? userId ?? fallbackDistinctId;
};

96
apps/web/src/providers/feature-flag.tsx Normal file
View File

@ -0,0 +1,96 @@
'use client';
import { createContext, useCallback, useContext, useEffect, useState } from 'react';
import {
FEATURE_FLAG_POLL_INTERVAL,
LOCAL_FEATURE_FLAGS,
isFeatureFlagEnabled,
} from '@documenso/lib/constants/feature-flags';
import { getAllFlags } from '~/helpers/get-feature-flag';
export type FeatureFlagValue = boolean | string | number | undefined;
export type FeatureFlagContextValue = {
getFlag: (_key: string) => FeatureFlagValue;
};
export const FeatureFlagContext = createContext<FeatureFlagContextValue | null>(null);
export const useFeatureFlags = () => {
const context = useContext(FeatureFlagContext);
if (!context) {
throw new Error('useFeatureFlags must be used within a FeatureFlagProvider');
}
return context;
};
export function FeatureFlagProvider({
children,
initialFlags,
}: {
children: React.ReactNode;
initialFlags: Record<string, FeatureFlagValue>;
}) {
const [flags, setFlags] = useState(initialFlags);
const getFlag = useCallback(
(flag: string) => {
if (!isFeatureFlagEnabled()) {
return LOCAL_FEATURE_FLAGS[flag] ?? true;
}
return flags[flag] ?? false;
},
[flags],
);
/**
* Refresh the flags every `FEATURE_FLAG_POLL_INTERVAL` amount of time if the window is focused.
*/
useEffect(() => {
if (!isFeatureFlagEnabled()) {
return;
}
const interval = setInterval(() => {
if (document.hasFocus()) {
getAllFlags().then((newFlags) => setFlags(newFlags));
}
}, FEATURE_FLAG_POLL_INTERVAL);
return () => {
clearInterval(interval);
};
}, []);
/**
* Refresh the flags when the window is focused.
*/
useEffect(() => {
if (!isFeatureFlagEnabled()) {
return;
}
const onFocus = () => getAllFlags().then((newFlags) => setFlags(newFlags));
window.addEventListener('focus', onFocus);
return () => {
window.removeEventListener('focus', onFocus);
};
}, []);
return (
<FeatureFlagContext.Provider
value={{
getFlag,
}}
>
{children}
</FeatureFlagContext.Provider>
);
}

52
apps/web/src/providers/posthog.tsx Normal file
View File

@ -0,0 +1,52 @@
'use client';
import { useEffect } from 'react';
import { usePathname, useSearchParams } from 'next/navigation';
import { getSession } from 'next-auth/react';
import posthog from 'posthog-js';
import { extractPostHogConfig } from '@documenso/lib/constants/feature-flags';
export function PostHogPageview(): JSX.Element {
const postHogConfig = extractPostHogConfig();
const pathname = usePathname();
const searchParams = useSearchParams();
if (typeof window !== 'undefined' && postHogConfig) {
posthog.init(postHogConfig.key, {
api_host: postHogConfig.host,
loaded: () => {
getSession()
.then((session) => {
if (session) {
posthog.identify(session.user.email ?? session.user.id.toString());
} else {
posthog.reset();
}
})
.catch(() => {
// Do nothing.
});
},
});
}
useEffect(() => {
if (!postHogConfig || !pathname) {
return;
}
let url = window.origin + pathname;
if (searchParams && searchParams.toString()) {
url = url + `?${searchParams.toString()}`;
}
posthog.capture('$pageview', {
$current_url: url,
});
}, [pathname, searchParams, postHogConfig]);
return <></>;
}

116
package-lock.json generated
View File

@ -80,6 +80,8 @@
"next-plausible": "^3.10.1",
"next-themes": "^0.2.1",
"perfect-freehand": "^1.2.0",
"posthog-js": "^1.75.3",
"posthog-node": "^3.1.1",
"react": "18.2.0",
"react-dom": "18.2.0",
"react-dropzone": "^14.2.3",
@ -5245,6 +5247,11 @@
"astring": "bin/astring"
}
},
"node_modules/asynckit": {
"version": "0.4.0",
"resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
"integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
},
"node_modules/attr-accept": {
"version": "2.2.2",
"resolved": "https://registry.npmjs.org/attr-accept/-/attr-accept-2.2.2.tgz",
@ -5304,6 +5311,15 @@
"node": ">=4"
}
},
"node_modules/axios": {
"version": "0.27.2",
"resolved": "https://registry.npmjs.org/axios/-/axios-0.27.2.tgz",
"integrity": "sha512-t+yRIyySRTp/wua5xEr+z1q60QmLq8ABsS5O9Me1AsE5dfKqgnCFzwiCZZ/cGNd1lq4/7akDWMxdhVlucjmnOQ==",
"dependencies": {
"follow-redirects": "^1.14.9",
"form-data": "^4.0.0"
}
},
"node_modules/axobject-query": {
"version": "3.2.1",
"resolved": "https://registry.npmjs.org/axobject-query/-/axobject-query-3.2.1.tgz",
@ -6132,6 +6148,17 @@
"integrity": "sha512-IfEDxwoWIjkeXL1eXcDiow4UbKjhLdq6/EuSVR9GMN7KVH3r9gQ83e73hsz1Nd1T3ijd5xv1wcWRYO+D6kCI2w==",
"dev": true
},
"node_modules/combined-stream": {
"version": "1.0.8",
"resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
"integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
"dependencies": {
"delayed-stream": "~1.0.0"
},
"engines": {
"node": ">= 0.8"
}
},
"node_modules/comma-separated-tokens": {
"version": "2.0.3",
"resolved": "https://registry.npmjs.org/comma-separated-tokens/-/comma-separated-tokens-2.0.3.tgz",
@ -6732,6 +6759,14 @@
"url": "https://github.com/sponsors/ljharb"
}
},
"node_modules/delayed-stream": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
"integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
"engines": {
"node": ">=0.4.0"
}
},
"node_modules/delegates": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
@ -8181,6 +8216,11 @@
"node": "^12.20 || >= 14.13"
}
},
"node_modules/fflate": {
"version": "0.4.8",
"resolved": "https://registry.npmjs.org/fflate/-/fflate-0.4.8.tgz",
"integrity": "sha512-FJqqoDBR00Mdj9ppamLa/Y7vxm+PRmNWA67N846RvsoYVMKB4q3y/de5PA7gUmRMYK/8CMz2GDZQmCRN1wBcWA=="
},
"node_modules/file-entry-cache": {
"version": "6.0.1",
"resolved": "https://registry.npmjs.org/file-entry-cache/-/file-entry-cache-6.0.1.tgz",
@ -8256,6 +8296,25 @@
"resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.7.tgz",
"integrity": "sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ=="
},
"node_modules/follow-redirects": {
"version": "1.15.2",
"resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.2.tgz",
"integrity": "sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==",
"funding": [
{
"type": "individual",
"url": "https://github.com/sponsors/RubenVerborgh"
}
],
"engines": {
"node": ">=4.0"
},
"peerDependenciesMeta": {
"debug": {
"optional": true
}
}
},
"node_modules/for-each": {
"version": "0.3.3",
"resolved": "https://registry.npmjs.org/for-each/-/for-each-0.3.3.tgz",
@ -8264,6 +8323,19 @@
"is-callable": "^1.1.3"
}
},
"node_modules/form-data": {
"version": "4.0.0",
"resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
"integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
"dependencies": {
"asynckit": "^0.4.0",
"combined-stream": "^1.0.8",
"mime-types": "^2.1.12"
},
"engines": {
"node": ">= 6"
}
},
"node_modules/format": {
"version": "0.2.2",
"resolved": "https://registry.npmjs.org/format/-/format-0.2.2.tgz",
@ -11330,6 +11402,25 @@
"node": ">=8.6"
}
},
"node_modules/mime-db": {
"version": "1.52.0",
"resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
"integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
"engines": {
"node": ">= 0.6"
}
},
"node_modules/mime-types": {
"version": "2.1.35",
"resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
"integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
"dependencies": {
"mime-db": "1.52.0"
},
"engines": {
"node": ">= 0.6"
}
},
"node_modules/mimic-fn": {
"version": "4.0.0",
"resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-4.0.0.tgz",
@ -12485,6 +12576,26 @@
"node": "^10 || ^12 || ^13.7 || ^14 || >=15.0.1"
}
},
"node_modules/posthog-js": {
"version": "1.75.3",
"resolved": "https://registry.npmjs.org/posthog-js/-/posthog-js-1.75.3.tgz",
"integrity": "sha512-q5xP4R/Tx8E6H0goZQjY+URMLATFiYXc2raHA+31aNvpBs118fPTmExa4RK6MgRZDFhBiMUBZNT6aj7dM3SyUQ==",
"dependencies": {
"fflate": "^0.4.1"
}
},
"node_modules/posthog-node": {
"version": "3.1.1",
"resolved": "https://registry.npmjs.org/posthog-node/-/posthog-node-3.1.1.tgz",
"integrity": "sha512-OUSYcnLHbzvY/dxNsbUGoYuTZz5XNx48BkfiCkOIJZMFvot5VPQ0KWEjX+kzYxEwHeXbjW9plqsOVcYCYfidgg==",
"dependencies": {
"axios": "^0.27.0",
"rusha": "^0.8.14"
},
"engines": {
"node": ">=15.0.0"
}
},
"node_modules/preact": {
"version": "10.16.0",
"resolved": "https://registry.npmjs.org/preact/-/preact-10.16.0.tgz",
@ -13805,6 +13916,11 @@
"queue-microtask": "^1.2.2"
}
},
"node_modules/rusha": {
"version": "0.8.14",
"resolved": "https://registry.npmjs.org/rusha/-/rusha-0.8.14.tgz",
"integrity": "sha512-cLgakCUf6PedEu15t8kbsjnwIFFR2D4RfL+W3iWFJ4iac7z4B0ZI8fxy4R3J956kAI68HclCFGL8MPoUVC3qVA=="
},
"node_modules/sade": {
"version": "1.8.1",
"resolved": "https://registry.npmjs.org/sade/-/sade-1.8.1.tgz",

37
packages/lib/constants/feature-flags.ts Normal file
View File

@ -0,0 +1,37 @@
/**
* How frequent to poll for new feature flags in milliseconds.
*/
export const FEATURE_FLAG_POLL_INTERVAL = 30000;
/**
* Feature flags that will be used when PostHog is disabled.
*
* Does not take any person or group properties into account.
*/
export const LOCAL_FEATURE_FLAGS: Record<string, boolean> = {
billing: process.env.NEXT_PUBLIC_FEATURE_BILLING_ENABLED === 'true',
} as const;
/**
* Extract the PostHog configuration from the environment.
*/
export function extractPostHogConfig(): { key: string; host: string } | null {
const postHogKey = process.env.NEXT_PUBLIC_POSTHOG_KEY;
const postHogHost = process.env.NEXT_PUBLIC_POSTHOG_HOST;
if (!postHogKey || !postHogHost) {
return null;
}
return {
key: postHogKey,
host: postHogHost,
};
}
/**
* Whether feature flags are enabled for the current instance.
*/
export function isFeatureFlagEnabled(): boolean {
return extractPostHogConfig() !== null;
}

5
packages/lib/constants/features.ts
View File

@ -1,5 +0,0 @@
/* eslint-disable turbo/no-undeclared-env-vars */
export const IS_SUBSCRIPTIONS_ENABLED = process.env.NEXT_PUBLIC_SUBSCRIPTIONS_ENABLED === 'true';
export const isSubscriptionsEnabled = () =>
process.env.NEXT_PUBLIC_SUBSCRIPTIONS_ENABLED === 'true';

2
packages/tsconfig/process-env.d.ts vendored
View File

@ -13,8 +13,6 @@ declare namespace NodeJS {
NEXT_PRIVATE_STRIPE_API_KEY: string;
NEXT_PRIVATE_STRIPE_WEBHOOK_SECRET: string;
NEXT_PUBLIC_SUBSCRIPTIONS_ENABLED: string;
NEXT_PRIVATE_SMTP_TRANSPORT?: 'mailchannels' | 'smtp-auth' | 'smtp-api';
NEXT_PRIVATE_MAILCHANNELS_API_KEY?: string;

19
turbo.json
View File

@ -2,8 +2,13 @@
"$schema": "https://turbo.build/schema.json",
"pipeline": {
"build": {
"dependsOn": ["^build"],
"outputs": [".next/**", "!.next/cache/**"]
"dependsOn": [
"^build"
],
"outputs": [
".next/**",
"!.next/cache/**"
]
},
"lint": {},
"dev": {
@ -11,14 +16,20 @@
"persistent": true
}
},
"globalDependencies": ["**/.env.*local"],
"globalDependencies": [
"**/.env.*local"
],
"globalEnv": [
"NEXTAUTH_URL",
"NEXTAUTH_SECRET",
"NEXT_PUBLIC_SITE_URL",
"NEXT_PUBLIC_POSTHOG_KEY",
"NEXT_PUBLIC_POSTHOG_HOST",
"NEXT_PUBLIC_FEATURE_BILLING_ENABLED",
"NEXT_PRIVATE_DATABASE_URL",
"NEXT_PRIVATE_NEXT_AUTH_SECRET",
"NEXT_PUBLIC_SUBSCRIPTIONS_ENABLED",
"NEXT_PRIVATE_GOOGLE_CLIENT_ID",
"NEXT_PRIVATE_GOOGLE_CLIENT_SECRET",
"NEXT_PRIVATE_SMTP_TRANSPORT",
"NEXT_PRIVATE_MAILCHANNELS_API_KEY",
"NEXT_PRIVATE_MAILCHANNELS_ENDPOINT",