feat: add single player mode

apps/marketing/next.config.js

@@ -2,7 +2,7 @@
 const path = require('path');
 const { withContentlayer } = require('next-contentlayer');
 
-const { parsed: env } = require('dotenv').config({
+require('dotenv').config({
   path: path.join(__dirname, '../../.env.local'),
 });
 
@@ -10,9 +10,13 @@ const { parsed: env } = require('dotenv').config({
 const config = {
   experimental: {
     serverActions: true,
+    serverActionsBodySizeLimit: '10mb',
   },
   reactStrictMode: true,
   transpilePackages: ['@documenso/lib', '@documenso/prisma', '@documenso/trpc', '@documenso/ui'],
+  env: {
+    NEXT_PUBLIC_PROJECT: 'marketing',
+  },
   modularizeImports: {
     'lucide-react': {
       transform: 'lucide-react/dist/esm/icons/{{ kebabCase member }}',

apps/marketing/package.json

@@ -18,14 +18,16 @@
     "@hookform/resolvers": "^3.1.0",
     "contentlayer": "^0.3.4",
     "framer-motion": "^10.12.8",
-    "lucide-react": "^0.214.0",
+    "lucide-react": "^0.277.0",
     "micro": "^10.0.1",
-    "next": "13.4.12",
+    "next": "13.4.19",
     "next-auth": "4.22.3",
     "next-contentlayer": "^0.3.4",
     "next-plausible": "^3.10.1",
     "perfect-freehand": "^1.2.0",
+    "posthog-js": "^1.77.3",
     "react": "18.2.0",
+    "react-confetti": "^6.1.0",
     "react-dom": "18.2.0",
     "react-hook-form": "^7.43.9",
     "react-icons": "^4.8.0",

apps/marketing/src/app/(marketing)/open/page.tsx

@@ -66,7 +66,7 @@ export default async function OpenPage() {
     .then((res) => ZStargazersLiveResponse.parse(res));
 
   return (
-    <div className="mx-auto mt-12 max-w-screen-lg">
+    <div className="mx-auto mt-6 max-w-screen-lg sm:mt-12">
       <div className="flex flex-col items-center justify-center">
         <h1 className="text-3xl font-bold lg:text-5xl">Open Startup</h1>
 

apps/marketing/src/app/(marketing)/pricing/page.tsx

@@ -20,7 +20,7 @@ export type PricingPageProps = {
 
 export default function PricingPage() {
   return (
-    <div className="mt-12">
+    <div className="mt-6 sm:mt-12">
       <div className="text-center">
         <h1 className="text-3xl font-bold lg:text-5xl">Pricing</h1>
 

apps/marketing/src/app/(marketing)/single-player-mode/[token]/success/page.tsx

@@ -0,0 +1,29 @@
+import { notFound } from 'next/navigation';
+
+import { getDocumentAndRecipientByToken } from '@documenso/lib/server-only/document/get-document-by-token';
+
+import SinglePlayerModeSuccess from '~/components/(marketing)/single-player-mode/single-player-mode-success';
+
+export type SinglePlayerModeSuccessPageProps = {
+  params: {
+    token?: string;
+  };
+};
+
+export default async function SinglePlayerModeSuccessPage({
+  params: { token },
+}: SinglePlayerModeSuccessPageProps) {
+  if (!token) {
+    return notFound();
+  }
+
+  const document = await getDocumentAndRecipientByToken({
+    token,
+  }).catch(() => null);
+
+  if (!document || document.status !== 'COMPLETED') {
+    return notFound();
+  }
+
+  return <SinglePlayerModeSuccess document={document} />;
+}

apps/marketing/src/app/(marketing)/single-player-mode/page.tsx

@@ -0,0 +1,237 @@
+'use client';
+
+import { useEffect, useState } from 'react';
+
+import Link from 'next/link';
+import { useRouter } from 'next/navigation';
+
+import { useAnalytics } from '@documenso/lib/client-only/hooks/use-analytics';
+import { Field, Prisma, Recipient } from '@documenso/prisma/client';
+import { Card, CardContent } from '@documenso/ui/primitives/card';
+import { DocumentDropzone } from '@documenso/ui/primitives/document-dropzone';
+import { AddFieldsFormPartial } from '@documenso/ui/primitives/document-flow/add-fields';
+import { TAddFieldsFormSchema } from '@documenso/ui/primitives/document-flow/add-fields.types';
+import { AddSignatureFormPartial } from '@documenso/ui/primitives/document-flow/add-signature';
+import { TAddSignatureFormSchema } from '@documenso/ui/primitives/document-flow/add-signature.types';
+import {
+  DocumentFlowFormContainer,
+  DocumentFlowFormContainerHeader,
+} from '@documenso/ui/primitives/document-flow/document-flow-root';
+import { DocumentFlowStep } from '@documenso/ui/primitives/document-flow/types';
+import { LazyPDFViewer } from '@documenso/ui/primitives/lazy-pdf-viewer';
+import { useToast } from '@documenso/ui/primitives/use-toast';
+
+import { createSinglePlayerDocument } from '~/components/(marketing)/single-player-mode/create-single-player-document.action';
+
+type SinglePlayerModeStep = 'fields' | 'sign';
+
+export default function SinglePlayerModePage() {
+  const analytics = useAnalytics();
+  const router = useRouter();
+
+  const { toast } = useToast();
+
+  const [uploadedFile, setUploadedFile] = useState<{ name: string; file: string } | null>();
+
+  const [step, setStep] = useState<SinglePlayerModeStep>('fields');
+  const [fields, setFields] = useState<Field[]>([]);
+
+  const documentFlow: Record<SinglePlayerModeStep, DocumentFlowStep> = {
+    fields: {
+      title: 'Add document',
+      description: 'Upload a document and add fields.',
+      stepIndex: 1,
+      onBackStep: uploadedFile
+        ? () => {
+            setUploadedFile(null);
+            setFields([]);
+          }
+        : undefined,
+      onNextStep: () => setStep('sign'),
+    },
+    sign: {
+      title: 'Sign',
+      description: 'Enter your details.',
+      stepIndex: 2,
+      onBackStep: () => setStep('fields'),
+    },
+  };
+
+  const currentDocumentFlow = documentFlow[step];
+
+  useEffect(() => {
+    analytics.startSessionRecording('marketing_session_recording_spm');
+
+    return () => {
+      analytics.stopSessionRecording();
+    };
+  }, [analytics]);
+
+  /**
+   * Insert the selected fields into the local state.
+   */
+  const onFieldsSubmit = (data: TAddFieldsFormSchema) => {
+    if (!uploadedFile) {
+      return;
+    }
+
+    setFields(
+      data.fields.map((field, i) => ({
+        id: i,
+        documentId: -1,
+        recipientId: -1,
+        type: field.type,
+        page: field.pageNumber,
+        positionX: new Prisma.Decimal(field.pageX),
+        positionY: new Prisma.Decimal(field.pageY),
+        width: new Prisma.Decimal(field.pageWidth),
+        height: new Prisma.Decimal(field.pageHeight),
+        customText: '',
+        inserted: false,
+      })),
+    );
+
+    analytics.capture('Marketing: SPM - Fields added');
+
+    documentFlow.fields.onNextStep?.();
+  };
+
+  /**
+   * Create, sign and send the document.
+   */
+  const onSignSubmit = async (data: TAddSignatureFormSchema) => {
+    if (!uploadedFile) {
+      return;
+    }
+
+    try {
+      const documentToken = await createSinglePlayerDocument({
+        document: uploadedFile.file,
+        documentName: uploadedFile.name,
+        signer: data,
+        fields: fields.map((field) => ({
+          page: field.page,
+          type: field.type,
+          positionX: field.positionX.toNumber(),
+          positionY: field.positionY.toNumber(),
+          width: field.width.toNumber(),
+          height: field.height.toNumber(),
+        })),
+      });
+
+      analytics.capture('Marketing: SPM - Document signed', {
+        signer: data.email,
+      });
+
+      router.push(`/single-player-mode/${documentToken}/success`);
+    } catch {
+      toast({
+        title: 'Something went wrong',
+        description: 'Please try again later.',
+        variant: 'destructive',
+      });
+    }
+  };
+
+  const placeholderRecipient: Recipient = {
+    id: -1,
+    documentId: -1,
+    email: '',
+    name: '',
+    token: '',
+    expired: null,
+    signedAt: null,
+    readStatus: 'OPENED',
+    signingStatus: 'NOT_SIGNED',
+    sendStatus: 'NOT_SENT',
+  };
+
+  const onFileDrop = async (file: File) => {
+    try {
+      const arrayBuffer = await file.arrayBuffer();
+      const base64String = Buffer.from(arrayBuffer).toString('base64');
+
+      setUploadedFile({
+        name: file.name,
+        file: `data:application/pdf;base64,${base64String}`,
+      });
+
+      analytics.capture('Marketing: SPM - Document uploaded');
+    } catch {
+      toast({
+        title: 'Something went wrong',
+        description: 'Please try again later.',
+        variant: 'destructive',
+      });
+    }
+  };
+
+  return (
+    <div className="mt-6 sm:mt-12">
+      <div className="text-center">
+        <h1 className="text-3xl font-bold lg:text-5xl">Single Player Mode</h1>
+
+        <p className="mt-4 text-lg leading-normal text-[#31373D]">
+          View our{' '}
+          <Link
+            href={'/pricing'}
+            target="_blank"
+            className="font-semibold transition-colors hover:text-[#31373D]/80"
+          >
+            community plan
+          </Link>{' '}
+          for exclusive features, including the ability to collaborate with multiple signers.
+        </p>
+      </div>
+
+      <div className="mt-12 grid w-full grid-cols-12 gap-8">
+        <div className="col-span-12 rounded-xl before:rounded-xl lg:col-span-6 xl:col-span-7">
+          {uploadedFile ? (
+            <Card gradient>
+              <CardContent className="p-2">
+                <LazyPDFViewer document={uploadedFile.file} />
+              </CardContent>
+            </Card>
+          ) : (
+            <DocumentDropzone className="h-[80vh] max-h-[60rem]" onDrop={onFileDrop} />
+          )}
+        </div>
+
+        <div className="col-span-12 lg:col-span-6 xl:col-span-5">
+          <DocumentFlowFormContainer onSubmit={(e) => e.preventDefault()}>
+            <DocumentFlowFormContainerHeader
+              title={currentDocumentFlow.title}
+              description={currentDocumentFlow.description}
+            />
+
+            {/* Add fields to PDF page. */}
+            {step === 'fields' && (
+              <fieldset disabled={!uploadedFile} className="flex h-full flex-col">
+                <AddFieldsFormPartial
+                  documentFlow={documentFlow.fields}
+                  hideRecipients={true}
+                  recipients={uploadedFile ? [placeholderRecipient] : []}
+                  numberOfSteps={Object.keys(documentFlow).length}
+                  fields={fields}
+                  onSubmit={onFieldsSubmit}
+                />
+              </fieldset>
+            )}
+
+            {/* Enter user details and signature. */}
+            {step === 'sign' && (
+              <AddSignatureFormPartial
+                documentFlow={documentFlow.sign}
+                numberOfSteps={Object.keys(documentFlow).length}
+                fields={fields}
+                onSubmit={onSignSubmit}
+                requireName={Boolean(fields.find((field) => field.type === 'NAME'))}
+                requireSignature={Boolean(fields.find((field) => field.type === 'SIGNATURE'))}
+              />
+            )}
+          </DocumentFlowFormContainer>
+        </div>
+      </div>
+    </div>
+  );
+}

apps/marketing/src/app/layout.tsx

@@ -1,12 +1,19 @@
-import { Inter } from 'next/font/google';
+import { Suspense } from 'react';
 
+import { Caveat, Inter } from 'next/font/google';
+
+import { FeatureFlagProvider } from '@documenso/lib/client-only/providers/feature-flag';
+import { getAllAnonymousFlags } from '@documenso/lib/universal/get-feature-flag';
+import { cn } from '@documenso/ui/lib/utils';
 import { Toaster } from '@documenso/ui/primitives/toaster';
 
 import { PlausibleProvider } from '~/providers/plausible';
+import { PostHogPageview } from '~/providers/posthog';
 
 import './globals.css';
 
 const fontInter = Inter({ subsets: ['latin'], variable: '--font-sans' });
+const fontCaveat = Caveat({ subsets: ['latin'], variable: '--font-signature' });
 
 export const metadata = {
   title: 'Documenso - The Open Source DocuSign Alternative',
@@ -32,9 +39,15 @@ export const metadata = {
   },
 };
 
-export default function RootLayout({ children }: { children: React.ReactNode }) {
+export default async function RootLayout({ children }: { children: React.ReactNode }) {
+  const flags = await getAllAnonymousFlags();
+
   return (
-    <html lang="en" className={fontInter.variable} suppressHydrationWarning>
+    <html
+      lang="en"
+      className={cn(fontInter.variable, fontCaveat.variable)}
+      suppressHydrationWarning
+    >
       <head>
         <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png" />
         <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png" />
@@ -42,9 +55,15 @@ export default function RootLayout({ children }: { children: React.ReactNode })
         <link rel="manifest" href="/site.webmanifest" />
       </head>
 
+      <Suspense>
+        <PostHogPageview />
+      </Suspense>
+
       <body>
-        <PlausibleProvider>{children}</PlausibleProvider>
-        <Toaster />
+        <FeatureFlagProvider initialFlags={flags}>
+          <PlausibleProvider>{children}</PlausibleProvider>
+          <Toaster />
+        </FeatureFlagProvider>
       </body>
     </html>
   );

apps/marketing/src/components/(marketing)/claim-plan-dialog.tsx

@@ -10,6 +10,7 @@ import { usePlausible } from 'next-plausible';
 import { useForm } from 'react-hook-form';
 import { z } from 'zod';
 
+import { useAnalytics } from '@documenso/lib/client-only/hooks/use-analytics';
 import { cn } from '@documenso/ui/lib/utils';
 import { Button } from '@documenso/ui/primitives/button';
 import {
@@ -43,9 +44,11 @@ export type ClaimPlanDialogProps = {
 
 export const ClaimPlanDialog = ({ className, planId, children }: ClaimPlanDialogProps) => {
   const params = useSearchParams();
-  const { toast } = useToast();
+  const analytics = useAnalytics();
   const event = usePlausible();
 
+  const { toast } = useToast();
+
   const [open, setOpen] = useState(() => params?.get('cancelled') === 'true');
 
   const {
@@ -73,10 +76,12 @@ export const ClaimPlanDialog = ({ className, planId, children }: ClaimPlanDialog
       ]);
 
       event('claim-plan-pricing');
+      analytics.capture('Marketing: Claim plan', { planId, email });
 
       window.location.href = redirectUrl;
     } catch (error) {
       event('claim-plan-failed');
+      analytics.capture('Marketing: Claim plan failure', { planId, email });
 
       toast({
         title: 'Something went wrong',

apps/marketing/src/components/(marketing)/confetti-screen.tsx

@@ -0,0 +1,46 @@
+'use client';
+
+import React, { useEffect, useState } from 'react';
+
+import Confetti from 'react-confetti';
+import { createPortal } from 'react-dom';
+
+import { useIsMounted } from '@documenso/lib/client-only/hooks/use-is-mounted';
+import { useWindowSize } from '@documenso/lib/client-only/hooks/use-window-size';
+
+export default function ConfettiScreen({
+  numberOfPieces: numberOfPiecesProp = 200,
+  ...props
+}: React.ComponentPropsWithoutRef<typeof Confetti> & { duration?: number }) {
+  const isMounted = useIsMounted();
+  const { width, height } = useWindowSize();
+
+  const [numberOfPieces, setNumberOfPieces] = useState(numberOfPiecesProp);
+
+  useEffect(() => {
+    if (!props.duration) {
+      return;
+    }
+
+    const timer = setTimeout(() => {
+      setNumberOfPieces(0);
+    }, props.duration);
+
+    return () => clearTimeout(timer);
+  }, [props.duration]);
+
+  if (!isMounted) {
+    return null;
+  }
+
+  return createPortal(
+    <Confetti
+      {...props}
+      className="w-full"
+      numberOfPieces={numberOfPieces}
+      width={width}
+      height={height}
+    />,
+    document.body,
+  );
+}

apps/marketing/src/components/(marketing)/footer.tsx

@@ -17,6 +17,7 @@ const SOCIAL_LINKS = [
 
 const FOOTER_LINKS = [
   { href: '/pricing', text: 'Pricing' },
+  { href: '/single-player-mode', text: 'Single Player Mode' },
   { href: '/blog', text: 'Blog' },
   { href: '/open', text: 'Open' },
   { href: 'https://shop.documenso.com', text: 'Shop', target: '_blank' },

apps/marketing/src/components/(marketing)/header.tsx

@@ -5,6 +5,7 @@ import { HTMLAttributes, useState } from 'react';
 import Image from 'next/image';
 import Link from 'next/link';
 
+import { useFeatureFlags } from '@documenso/lib/client-only/providers/feature-flag';
 import { cn } from '@documenso/ui/lib/utils';
 
 import { HamburgerMenu } from './mobile-hamburger';
@@ -15,11 +16,26 @@ export type HeaderProps = HTMLAttributes<HTMLElement>;
 export const Header = ({ className, ...props }: HeaderProps) => {
   const [isHamburgerMenuOpen, setIsHamburgerMenuOpen] = useState(false);
 
+  const { getFlag } = useFeatureFlags();
+
+  const isSinglePlayerModeMarketingEnabled = getFlag('marketing_header_single_player_mode');
+
   return (
     <header className={cn('flex items-center justify-between', className)} {...props}>
-      <Link href="/" className="z-10" onClick={() => setIsHamburgerMenuOpen(false)}>
-        <Image src="/logo.png" alt="Documenso Logo" width={170} height={25} />
-      </Link>
+      <div className="flex items-center space-x-4">
+        <Link href="/" className="z-10" onClick={() => setIsHamburgerMenuOpen(false)}>
+          <Image src="/logo.png" alt="Documenso Logo" width={170} height={25} />
+        </Link>
+
+        {isSinglePlayerModeMarketingEnabled && (
+          <Link
+            href="/single-player-mode"
+            className="bg-primary rounded-full px-2 py-1 text-xs font-semibold sm:px-3"
+          >
+            Try now!
+          </Link>
+        )}
+      </div>
 
       <div className="hidden items-center gap-x-6 md:flex">
         <Link href="/pricing" className="text-sm font-semibold text-[#8D8D8D] hover:text-[#6D6D6D]">

apps/marketing/src/components/(marketing)/hero.tsx

@@ -6,7 +6,9 @@ import Link from 'next/link';
 import { Variants, motion } from 'framer-motion';
 import { Github } from 'lucide-react';
 import { usePlausible } from 'next-plausible';
+import { match } from 'ts-pattern';
 
+import { useFeatureFlags } from '@documenso/lib/client-only/providers/feature-flag';
 import { cn } from '@documenso/ui/lib/utils';
 import { Button } from '@documenso/ui/primitives/button';
 
@@ -51,6 +53,10 @@ const HeroTitleVariants: Variants = {
 export const Hero = ({ className, ...props }: HeroProps) => {
   const event = usePlausible();
 
+  const { getFlag } = useFeatureFlags();
+
+  const heroMarketingCTA = getFlag('marketing_landing_hero_cta');
+
   const onSignUpClick = () => {
     const el = document.getElementById('email');
 
@@ -122,23 +128,40 @@ export const Hero = ({ className, ...props }: HeroProps) => {
           </Link>
         </motion.div>
 
-        <motion.div
-          variants={HeroTitleVariants}
-          initial="initial"
-          animate="animate"
-          className="mt-8 flex flex-col items-center justify-center gap-x-6 gap-y-4"
-        >
-          <Link
-            href="https://www.producthunt.com/posts/documenso?utm_source=badge-top-post-badge&utm_medium=badge&utm_souce=badge-documenso"
-            target="_blank"
-          >
-            <img
-              src="https://api.producthunt.com/widgets/embed-image/v1/top-post-badge.svg?post_id=395047&theme=light&period=daily"
-              alt="Documenso - The open source DocuSign alternative | Product Hunt"
-              style={{ width: '250px', height: '54px' }}
-            />
-          </Link>
-        </motion.div>
+        {match(heroMarketingCTA)
+          .with('spm', () => (
+            <motion.div
+              variants={HeroTitleVariants}
+              initial="initial"
+              animate="animate"
+              className="border-primary mx-auto mt-8 w-fit rounded-xl border-2 bg-white transition-colors hover:bg-slate-50/60"
+            >
+              <Link href="/single-player-mode" className="block px-4 py-2 text-center">
+                <h2 className="text-xs font-semibold text-[#727272]">Single Player Mode</h2>
+                <h1 className="font-semibold leading-5 text-[#606060]">Self sign documents here</h1>
+              </Link>
+            </motion.div>
+          ))
+          .with('productHunt', () => (
+            <motion.div
+              variants={HeroTitleVariants}
+              initial="initial"
+              animate="animate"
+              className="mt-8 flex flex-col items-center justify-center gap-x-6 gap-y-4"
+            >
+              <Link
+                href="https://www.producthunt.com/posts/documenso?utm_source=badge-top-post-badge&utm_medium=badge&utm_souce=badge-documenso"
+                target="_blank"
+              >
+                <img
+                  src="https://api.producthunt.com/widgets/embed-image/v1/top-post-badge.svg?post_id=395047&theme=light&period=daily"
+                  alt="Documenso - The open source DocuSign alternative | Product Hunt"
+                  style={{ width: '250px', height: '54px' }}
+                />
+              </Link>
+            </motion.div>
+          ))
+          .otherwise(() => null)}
 
         <motion.div
           className="mt-12"

apps/marketing/src/components/(marketing)/mobile-navigation.tsx

@@ -14,6 +14,10 @@ export type MobileNavigationProps = {
 };
 
 export const MENU_NAVIGATION_LINKS = [
+  {
+    href: '/single-player-mode',
+    text: 'Single Player Mode',
+  },
   {
     href: '/blog',
     text: 'Blog',

apps/marketing/src/components/(marketing)/single-player-mode/create-single-player-document.action.ts

@@ -0,0 +1,218 @@
+'use server';
+
+import { createElement } from 'react';
+
+import { DateTime } from 'luxon';
+import { nanoid } from 'nanoid';
+import { PDFDocument } from 'pdf-lib';
+import { match } from 'ts-pattern';
+import { z } from 'zod';
+
+import { mailer } from '@documenso/email/mailer';
+import { render } from '@documenso/email/render';
+import { DocumentSelfSignedEmailTemplate } from '@documenso/email/templates/document-self-signed';
+import { FROM_ADDRESS, FROM_NAME, SERVICE_USER_EMAIL } from '@documenso/lib/constants/email';
+import { insertFieldInPDF } from '@documenso/lib/server-only/pdf/insert-field-in-pdf';
+import { prisma } from '@documenso/prisma';
+import {
+  DocumentDataType,
+  DocumentStatus,
+  FieldType,
+  Prisma,
+  ReadStatus,
+  SendStatus,
+  SigningStatus,
+} from '@documenso/prisma/client';
+
+const ZCreateSinglePlayerDocumentSchema = z.object({
+  document: z.string(),
+  documentName: z.string(),
+  signer: z.object({
+    email: z.string().email().min(1),
+    name: z.string(),
+    signature: z.string(),
+  }),
+  fields: z.array(
+    z.object({
+      page: z.number(),
+      type: z.nativeEnum(FieldType),
+      positionX: z.number(),
+      positionY: z.number(),
+      width: z.number(),
+      height: z.number(),
+    }),
+  ),
+});
+
+export type TCreateSinglePlayerDocumentSchema = z.infer<typeof ZCreateSinglePlayerDocumentSchema>;
+
+/**
+ * Create and self signs a document.
+ *
+ * Returns the document token.
+ */
+export const createSinglePlayerDocument = async (
+  value: TCreateSinglePlayerDocumentSchema,
+): Promise<string> => {
+  const { signer, fields, document, documentName } = ZCreateSinglePlayerDocumentSchema.parse(value);
+
+  const doc = await PDFDocument.load(document);
+  const createdAt = new Date();
+
+  const isBase64 = signer.signature.startsWith('data:image/png;base64,');
+  const signatureImageAsBase64 = isBase64 ? signer.signature : null;
+  const typedSignature = !isBase64 ? signer.signature : null;
+
+  // Update the document with the fields inserted.
+  for (const field of fields) {
+    const isSignatureField = field.type === FieldType.SIGNATURE;
+
+    await insertFieldInPDF(doc, {
+      ...mapField(field, signer),
+      Signature: isSignatureField
+        ? {
+            created: createdAt,
+            signatureImageAsBase64,
+            typedSignature,
+            // Dummy data.
+            id: -1,
+            recipientId: -1,
+            fieldId: -1,
+          }
+        : null,
+      // Dummy data.
+      id: -1,
+      documentId: -1,
+      recipientId: -1,
+    });
+  }
+
+  const pdfBytes = await doc.save();
+
+  const documentToken = await prisma.$transaction(async (tx) => {
+    const documentToken = nanoid();
+
+    // Fetch service user who will be the owner of the document.
+    const serviceUser = await tx.user.findFirstOrThrow({
+      where: {
+        email: SERVICE_USER_EMAIL,
+      },
+    });
+
+    const documentDataBytes = Buffer.from(pdfBytes).toString('base64');
+
+    const { id: documentDataId } = await tx.documentData.create({
+      data: {
+        type: DocumentDataType.BYTES_64,
+        data: documentDataBytes,
+        initialData: documentDataBytes,
+      },
+    });
+
+    // Create document.
+    const document = await tx.document.create({
+      data: {
+        title: documentName,
+        status: DocumentStatus.COMPLETED,
+        documentDataId,
+        userId: serviceUser.id,
+        createdAt,
+      },
+    });
+
+    // Create recipient.
+    const recipient = await tx.recipient.create({
+      data: {
+        documentId: document.id,
+        name: signer.name,
+        email: signer.email,
+        token: documentToken,
+        signedAt: createdAt,
+        readStatus: ReadStatus.OPENED,
+        signingStatus: SigningStatus.SIGNED,
+        sendStatus: SendStatus.SENT,
+      },
+    });
+
+    // Create fields and signatures.
+    await Promise.all(
+      fields.map(async (field) => {
+        const insertedField = await tx.field.create({
+          data: {
+            documentId: document.id,
+            recipientId: recipient.id,
+            ...mapField(field, signer),
+          },
+        });
+
+        if (field.type === FieldType.SIGNATURE || field.type === FieldType.FREE_SIGNATURE) {
+          await tx.signature.create({
+            data: {
+              fieldId: insertedField.id,
+              signatureImageAsBase64,
+              typedSignature,
+              recipientId: recipient.id,
+            },
+          });
+        }
+      }),
+    );
+
+    return documentToken;
+  });
+
+  // Todo: Handle `downloadLink`
+  const template = createElement(DocumentSelfSignedEmailTemplate, {
+    downloadLink: 'https://documenso.com',
+    documentName: documentName,
+    assetBaseUrl: process.env.NEXT_PUBLIC_WEBAPP_URL || 'http://localhost:3000',
+  });
+
+  // Send email to signer.
+  await mailer.sendMail({
+    to: {
+      address: signer.email,
+      name: signer.name,
+    },
+    from: {
+      name: FROM_NAME,
+      address: FROM_ADDRESS,
+    },
+    subject: 'Document signed',
+    html: render(template),
+    text: render(template, { plainText: true }),
+  });
+
+  return documentToken;
+};
+
+/**
+ * Map the fields provided by the user to fields compatible with Prisma.
+ *
+ * Signature fields are handled separately.
+ *
+ * @param field The field passed in by the user.
+ * @param signer The details of the person who is signing this document.
+ * @returns A field compatible with Prisma.
+ */
+const mapField = (
+  field: TCreateSinglePlayerDocumentSchema['fields'][number],
+  signer: TCreateSinglePlayerDocumentSchema['signer'],
+) => {
+  const customText = match(field.type)
+    .with(FieldType.DATE, () => DateTime.now().toFormat('yyyy-MM-dd hh:mm a'))
+    .with(FieldType.EMAIL, () => signer.email)
+    .with(FieldType.NAME, () => signer.name)
+    .otherwise(() => '');
+
+  return {
+    type: field.type,
+    page: field.page,
+    positionX: new Prisma.Decimal(field.positionX),
+    positionY: new Prisma.Decimal(field.positionY),
+    width: new Prisma.Decimal(field.width),
+    height: new Prisma.Decimal(field.height),
+    customText,
+    inserted: true,
+  };
+};

apps/marketing/src/components/(marketing)/single-player-mode/single-player-mode-success.tsx

@@ -0,0 +1,129 @@
+'use client';
+
+import { useEffect, useState } from 'react';
+
+import Link from 'next/link';
+
+import { Share } from 'lucide-react';
+
+import { getFile } from '@documenso/lib/universal/upload/get-file';
+import { DocumentWithRecipient } from '@documenso/prisma/types/document-with-recipient';
+import DocumentDialog from '@documenso/ui/components/document/document-dialog';
+import { DocumentDownloadButton } from '@documenso/ui/components/document/document-download-button';
+import { SigningCard3D } from '@documenso/ui/components/signing-card';
+import { cn } from '@documenso/ui/lib/utils';
+import { Button } from '@documenso/ui/primitives/button';
+import { useToast } from '@documenso/ui/primitives/use-toast';
+
+import signingCelebration from '~/assets/signing-celebration.png';
+import ConfettiScreen from '~/components/(marketing)/confetti-screen';
+
+import { DocumentStatus } from '.prisma/client';
+
+interface SinglePlayerModeSuccessProps {
+  className?: string;
+  document: DocumentWithRecipient;
+}
+
+export default function SinglePlayerModeSuccess({
+  className,
+  document,
+}: SinglePlayerModeSuccessProps) {
+  const [showDocumentDialog, setShowDocumentDialog] = useState(false);
+  const [isFetchingDocumentFile, setIsFetchingDocumentFile] = useState(false);
+  const [documentFile, setDocumentFile] = useState<string | null>(null);
+
+  const { toast } = useToast();
+
+  const handleShowDocumentDialog = async () => {
+    if (isFetchingDocumentFile) {
+      return;
+    }
+
+    setIsFetchingDocumentFile(true);
+
+    try {
+      const data = await getFile(document.documentData);
+
+      setDocumentFile(Buffer.from(data).toString('base64'));
+
+      setShowDocumentDialog(true);
+    } catch {
+      toast({
+        title: 'Something went wrong.',
+        description: 'We were unable to retrieve the document at this time. Please try again.',
+        variant: 'destructive',
+        duration: 7500,
+      });
+    }
+
+    setIsFetchingDocumentFile(false);
+  };
+
+  useEffect(() => {
+    window.scrollTo({ top: 0 });
+  }, []);
+
+  return (
+    <div className="flex min-h-[calc(100vh-10rem)] flex-col items-center justify-center sm:min-h-[calc(100vh-13rem)]">
+      <ConfettiScreen duration={3000} gravity={0.075} initialVelocityY={50} wind={0.005} />
+
+      <h2 className="text-center text-2xl font-semibold leading-normal md:text-3xl lg:mb-2 lg:text-4xl">
+        You have signed
+      </h2>
+      <h3 className="text-foreground/80 mb-6 text-center text-lg font-semibold md:text-xl lg:mb-8 lg:text-3xl">
+        {document.title}
+      </h3>
+
+      <SigningCard3D
+        name={document.Recipient.name || document.Recipient.email}
+        signingCelebrationImage={signingCelebration}
+      />
+
+      <div className="mt-8 w-full">
+        <div className={cn('flex flex-col items-center', className)}>
+          <div className="grid w-full max-w-sm grid-cols-2 gap-4">
+            {/* TODO: Hook this up */}
+            <Button variant="outline" className="flex-1" disabled>
+              <Share className="mr-2 h-5 w-5" />
+              Share
+            </Button>
+
+            <DocumentDownloadButton
+              className="flex-1"
+              fileName={document.title}
+              documentData={document.documentData}
+              disabled={document.status !== DocumentStatus.COMPLETED}
+            />
+
+            <Button
+              onClick={async () => handleShowDocumentDialog()}
+              loading={isFetchingDocumentFile}
+              className="col-span-2"
+            >
+              Show document
+            </Button>
+          </div>
+        </div>
+      </div>
+
+      <p className="text-muted-foreground/60 mt-36 text-center text-sm">
+        View the{' '}
+        <Link
+          href="/pricing"
+          target="_blank"
+          className="text-documenso-700 hover:text-documenso-600 whitespace-nowrap"
+        >
+          community plan
+        </Link>{' '}
+        to access the full range of features provided by Documenso
+      </p>
+
+      <DocumentDialog
+        document={documentFile ?? ''}
+        open={showDocumentDialog}
+        onOpenChange={setShowDocumentDialog}
+      />
+    </div>
+  );
+}

apps/marketing/src/hooks/use-window-size.ts

@@ -1,27 +0,0 @@
-import { useEffect, useState } from 'react';
-
-export function useWindowSize() {
-  const [size, setSize] = useState({
-    width: 0,
-    height: 0,
-  });
-
-  const onResize = () => {
-    setSize({
-      width: window.innerWidth,
-      height: window.innerHeight,
-    });
-  };
-
-  useEffect(() => {
-    onResize();
-
-    window.addEventListener('resize', onResize);
-
-    return () => {
-      window.removeEventListener('resize', onResize);
-    };
-  }, []);
-
-  return size;
-}

apps/marketing/src/pages/api/feature-flag/all.ts

@@ -0,0 +1,7 @@
+import handlerFeatureFlagAll from '@documenso/lib/server-only/feature-flags/all';
+
+export const config = {
+  runtime: 'edge',
+};
+
+export default handlerFeatureFlagAll;

apps/marketing/src/pages/api/feature-flag/get.ts

@@ -0,0 +1,7 @@
+import handlerFeatureFlagGet from '@documenso/lib/server-only/feature-flags/get';
+
+export const config = {
+  runtime: 'edge',
+};
+
+export default handlerFeatureFlagGet;

apps/marketing/src/providers/posthog.tsx

@@ -0,0 +1,39 @@
+'use client';
+
+import { useEffect } from 'react';
+
+import { usePathname, useSearchParams } from 'next/navigation';
+
+import posthog from 'posthog-js';
+
+import { extractPostHogConfig } from '@documenso/lib/constants/feature-flags';
+
+export function PostHogPageview() {
+  const postHogConfig = extractPostHogConfig();
+
+  const pathname = usePathname();
+  const searchParams = useSearchParams();
+
+  if (typeof window !== 'undefined' && postHogConfig) {
+    posthog.init(postHogConfig.key, {
+      api_host: postHogConfig.host,
+      disable_session_recording: true,
+    });
+  }
+
+  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 null;
+}

apps/web/next.config.js

@@ -2,7 +2,7 @@
 const path = require('path');
 const { version } = require('./package.json');
 
-const { parsed: env } = require('dotenv').config({
+require('dotenv').config({
   path: path.join(__dirname, '../../.env.local'),
 });
 
@@ -22,6 +22,7 @@ const config = {
   ],
   env: {
     APP_VERSION: version,
+    NEXT_PUBLIC_PROJECT: 'web',
   },
   modularizeImports: {
     'lucide-react': {

apps/web/package.json

@@ -21,10 +21,11 @@
     "@tanstack/react-query": "^4.29.5",
     "formidable": "^2.1.1",
     "framer-motion": "^10.12.8",
-    "lucide-react": "^0.214.0",
+    "lucide-react": "^0.277.0",
     "luxon": "^3.4.0",
     "micro": "^10.0.1",
-    "next": "13.4.12",
+    "nanoid": "^4.0.2",
+    "next": "13.4.19",
     "next-auth": "4.22.3",
     "next-plausible": "^3.10.1",
     "next-themes": "^0.2.1",
@@ -49,4 +50,4 @@
     "@types/react": "18.2.18",
     "@types/react-dom": "18.2.7"
   }
-}
+}

apps/web/src/app/(dashboard)/documents/[id]/edit-document.tsx

@@ -55,21 +55,18 @@ export const EditDocumentForm = ({
       title: 'Add Signers',
       description: 'Add the people who will sign the document.',
       stepIndex: 1,
-      onSubmit: () => onAddSignersFormSubmit,
     },
     fields: {
       title: 'Add Fields',
       description: 'Add all relevant fields for each recipient.',
       stepIndex: 2,
       onBackStep: () => setStep('signers'),
-      onSubmit: () => onAddFieldsFormSubmit,
     },
     subject: {
       title: 'Add Subject',
       description: 'Add the subject and message you wish to send to signers.',
       stepIndex: 3,
       onBackStep: () => setStep('fields'),
-      onSubmit: () => onAddSubjectFormSubmit,
     },
   };
 

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

@@ -4,12 +4,12 @@ import { redirect } from 'next/navigation';
 import { createCustomer } from '@documenso/ee/server-only/stripe/create-customer';
 import { getPortalSession } from '@documenso/ee/server-only/stripe/get-portal-session';
 import { getRequiredServerComponentSession } from '@documenso/lib/next-auth/get-server-session';
+import { getServerComponentFlag } from '@documenso/lib/server-only/feature-flags/get-server-component-feature-flag';
 import { getSubscriptionByUserId } from '@documenso/lib/server-only/subscription/get-subscription-by-user-id';
 import { SubscriptionStatus } from '@documenso/prisma/client';
 import { Button } from '@documenso/ui/primitives/button';
 
 import { LocaleDate } from '~/components/formatter/locale-date';
-import { getServerComponentFlag } from '~/helpers/get-server-component-feature-flag';
 
 export default async function BillingSettingsPage() {
   const user = await getRequiredServerComponentSession();

apps/web/src/app/(signing)/sign/[token]/complete/download-button.tsx

@@ -1,78 +0,0 @@
-'use client';
-
-import { HTMLAttributes, useState } from 'react';
-
-import { Download } from 'lucide-react';
-
-import { getFile } from '@documenso/lib/universal/upload/get-file';
-import { DocumentData } from '@documenso/prisma/client';
-import { Button } from '@documenso/ui/primitives/button';
-import { useToast } from '@documenso/ui/primitives/use-toast';
-
-export type DownloadButtonProps = HTMLAttributes<HTMLButtonElement> & {
-  disabled?: boolean;
-  fileName?: string;
-  documentData?: DocumentData;
-};
-
-export const DownloadButton = ({
-  className,
-  fileName,
-  documentData,
-  disabled,
-  ...props
-}: DownloadButtonProps) => {
-  const { toast } = useToast();
-
-  const [isLoading, setIsLoading] = useState(false);
-
-  const onDownloadClick = async () => {
-    try {
-      setIsLoading(true);
-
-      if (!documentData) {
-        return;
-      }
-
-      const bytes = await getFile(documentData);
-
-      const blob = new Blob([bytes], {
-        type: 'application/pdf',
-      });
-
-      const link = window.document.createElement('a');
-
-      link.href = window.URL.createObjectURL(blob);
-      link.download = fileName || 'document.pdf';
-
-      link.click();
-
-      window.URL.revokeObjectURL(link.href);
-    } catch (err) {
-      console.error(err);
-
-      toast({
-        title: 'Error',
-        description: 'An error occurred while downloading your document.',
-        variant: 'destructive',
-      });
-    } finally {
-      setIsLoading(false);
-    }
-  };
-
-  return (
-    <Button
-      type="button"
-      variant="outline"
-      className={className}
-      disabled={disabled || !documentData}
-      onClick={onDownloadClick}
-      loading={isLoading}
-      {...props}
-    >
-      <Download className="mr-2 h-5 w-5" />
-      Download
-    </Button>
-  );
-};

apps/web/src/app/(signing)/sign/[token]/complete/page.tsx

@@ -8,10 +8,11 @@ import { getDocumentAndSenderByToken } from '@documenso/lib/server-only/document
 import { getFieldsForToken } from '@documenso/lib/server-only/field/get-fields-for-token';
 import { getRecipientByToken } from '@documenso/lib/server-only/recipient/get-recipient-by-token';
 import { DocumentStatus, FieldType } from '@documenso/prisma/client';
+import { DocumentDownloadButton } from '@documenso/ui/components/document/document-download-button';
+import { SigningCard } from '@documenso/ui/components/signing-card';
 import { Button } from '@documenso/ui/primitives/button';
 
-import { DownloadButton } from './download-button';
-import { SigningCard } from './signing-card';
+import signingCelebration from '~/assets/signing-celebration.png';
 
 export type CompletedSigningPageProps = {
   params: {
@@ -53,7 +54,7 @@ export default async function CompletedSigningPage({
   return (
     <div className="flex flex-col items-center pt-24">
       {/* Card with recipient */}
-      <SigningCard name={recipientName} />
+      <SigningCard name={recipientName} signingCelebrationImage={signingCelebration} />
 
       <div className="mt-6">
         {match(document.status)
@@ -94,7 +95,7 @@ export default async function CompletedSigningPage({
           Share
         </Button>
 
-        <DownloadButton
+        <DocumentDownloadButton
           className="flex-1"
           fileName={document.title}
           documentData={documentData}
@@ -103,7 +104,7 @@ export default async function CompletedSigningPage({
       </div>
 
       <p className="text-muted-foreground/60 mt-36 text-sm">
-        Want so send slick signing links like this one?{' '}
+        Want to send slick signing links like this one?{' '}
         <Link href="https://documenso.com" className="text-documenso-700 hover:text-documenso-600">
           Check out Documenso.
         </Link>

apps/web/src/app/(signing)/sign/[token]/complete/signing-card.tsx

@@ -1,67 +0,0 @@
-'use client';
-
-import Image from 'next/image';
-
-import { motion } from 'framer-motion';
-
-import { Card, CardContent } from '@documenso/ui/primitives/card';
-
-import signingCelebration from '~/assets/signing-celebration.png';
-
-export type SigningCardProps = {
-  name: string;
-};
-
-export const SigningCard = ({ name }: SigningCardProps) => {
-  return (
-    <div className="relative w-full max-w-xs md:max-w-sm">
-      <Card
-        className="group mx-auto flex aspect-[21/9] w-full items-center justify-center"
-        degrees={-145}
-        gradient
-      >
-        <CardContent
-          className="font-signature p-6 text-center"
-          style={{
-            container: 'main',
-          }}
-        >
-          <span
-            className="text-muted-foreground/60 group-hover:text-primary/80 break-all font-semibold duration-300"
-            style={{
-              fontSize: `max(min(4rem, ${(100 / name.length / 2).toFixed(4)}cqw), 1.875rem)`,
-            }}
-          >
-            {name}
-          </span>
-        </CardContent>
-      </Card>
-
-      <motion.div
-        className="absolute -inset-32 -z-10 flex items-center justify-center md:-inset-44 xl:-inset-60 2xl:-inset-80"
-        initial={{
-          opacity: 0,
-          scale: 0.8,
-        }}
-        animate={{
-          scale: 1,
-          opacity: 0.5,
-        }}
-        transition={{
-          delay: 0.5,
-          duration: 0.5,
-        }}
-      >
-        <Image
-          src={signingCelebration}
-          alt="background pattern"
-          className="w-full"
-          style={{
-            mask: 'radial-gradient(rgba(255, 255, 255, 1) 0%, transparent 67%)',
-            WebkitMask: 'radial-gradient(rgba(255, 255, 255, 1) 0%, transparent 67%)',
-          }}
-        />
-      </motion.div>
-    </div>
-  );
-};

apps/web/src/app/(signing)/sign/[token]/signing-field-container.tsx

@@ -2,12 +2,11 @@
 
 import React from 'react';
 
+import { useFieldPageCoords } from '@documenso/lib/client-only/hooks/use-field-page-coords';
 import { FieldWithSignature } from '@documenso/prisma/types/field-with-signature';
 import { cn } from '@documenso/ui/lib/utils';
 import { Card, CardContent } from '@documenso/ui/primitives/card';
 
-import { useFieldPageCoords } from '~/hooks/use-field-page-coords';
-
 export type SignatureFieldProps = {
   field: FieldWithSignature;
   loading?: boolean;

apps/web/src/app/layout.tsx

@@ -2,15 +2,15 @@ import { Suspense } from 'react';
 
 import { Caveat, Inter } from 'next/font/google';
 
+import { FeatureFlagProvider } from '@documenso/lib/client-only/providers/feature-flag';
 import { LocaleProvider } from '@documenso/lib/client-only/providers/locale';
+import { getServerComponentAllFlags } from '@documenso/lib/server-only/feature-flags/get-server-component-feature-flag';
 import { getLocale } from '@documenso/lib/server-only/headers/get-locale';
 import { TrpcProvider } from '@documenso/trpc/react';
 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';

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

@@ -16,6 +16,7 @@ import {
 import { signOut } from 'next-auth/react';
 import { useTheme } from 'next-themes';
 
+import { useFeatureFlags } from '@documenso/lib/client-only/providers/feature-flag';
 import { isAdmin } from '@documenso/lib/next-auth/guards/is-admin';
 import { recipientInitials } from '@documenso/lib/utils/recipient-formatter';
 import { User } from '@documenso/prisma/client';
@@ -30,8 +31,6 @@ import {
   DropdownMenuTrigger,
 } from '@documenso/ui/primitives/dropdown-menu';
 
-import { useFeatureFlags } from '~/providers/feature-flag';
-
 export type ProfileDropdownProps = {
   user: User;
 };

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

@@ -7,11 +7,10 @@ import { usePathname } from 'next/navigation';
 
 import { CreditCard, Key, User } from 'lucide-react';
 
+import { useFeatureFlags } from '@documenso/lib/client-only/providers/feature-flag';
 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) => {

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

@@ -7,11 +7,10 @@ import { usePathname } from 'next/navigation';
 
 import { CreditCard, Key, User } from 'lucide-react';
 
+import { useFeatureFlags } from '@documenso/lib/client-only/providers/feature-flag';
 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) => {

apps/web/src/helpers/get-feature-flag.ts

@@ -1,79 +0,0 @@
-import { z } from 'zod';
-
-import { LOCAL_FEATURE_FLAGS, isFeatureFlagEnabled } from '@documenso/lib/constants/feature-flags';
-
-import { TFeatureFlagValue, ZFeatureFlagValueSchema } from '~/providers/feature-flag.types';
-
-/**
- * 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<TFeatureFlagValue> => {
-  const requestHeaders = options?.requestHeaders ?? {};
-
-  if (!isFeatureFlagEnabled()) {
-    return LOCAL_FEATURE_FLAGS[flag] ?? true;
-  }
-
-  const url = new URL(`${process.env.NEXT_PUBLIC_WEBAPP_URL}/api/feature-flag/get`);
-  url.searchParams.set('flag', flag);
-
-  const response = await fetch(url, {
-    headers: {
-      ...requestHeaders,
-    },
-    next: {
-      revalidate: 60,
-    },
-  })
-    .then(async (res) => res.json())
-    .then((res) => ZFeatureFlagValueSchema.parse(res))
-    .catch(() => false);
-
-  return response;
-};
-
-/**
- * Get all feature flags for the current user if possible.
- *
- * @param options See `GetFlagOptions`.
- * @returns A record of flags and their values for the user derived from the headers.
- */
-export const getAllFlags = async (
-  options?: GetFlagOptions,
-): Promise<Record<string, TFeatureFlagValue>> => {
-  const requestHeaders = options?.requestHeaders ?? {};
-
-  if (!isFeatureFlagEnabled()) {
-    return LOCAL_FEATURE_FLAGS;
-  }
-
-  const url = new URL(`${process.env.NEXT_PUBLIC_WEBAPP_URL}/api/feature-flag/all`);
-
-  return fetch(url, {
-    headers: {
-      ...requestHeaders,
-    },
-    next: {
-      revalidate: 60,
-    },
-  })
-    .then(async (res) => res.json())
-    .then((res) => z.record(z.string(), ZFeatureFlagValueSchema).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>;
-}

apps/web/src/helpers/get-post-hog-server-client.ts

@@ -1,16 +0,0 @@
-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: async (...args) => fetch(...args),
-  });
-}

apps/web/src/helpers/get-server-component-feature-flag.ts

@@ -1,26 +0,0 @@
-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()),
-  });
-};

apps/web/src/hooks/use-debounced-value.ts

@@ -1,18 +0,0 @@
-import { useEffect, useState } from 'react';
-
-export function useDebouncedValue<T>(value: T, delay: number) {
-  // State and setters for debounced value
-  const [debouncedValue, setDebouncedValue] = useState(value);
-
-  useEffect(() => {
-    const handler = setTimeout(() => {
-      setDebouncedValue(value);
-    }, delay);
-
-    return () => {
-      clearTimeout(handler);
-    };
-  }, [value, delay]);
-
-  return debouncedValue;
-}

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

@@ -1,78 +0,0 @@
-import { useCallback, useEffect, useState } from 'react';
-
-import { getBoundingClientRect } from '@documenso/lib/client-only/get-bounding-client-rect';
-import { PDF_VIEWER_PAGE_SELECTOR } from '@documenso/lib/constants/pdf-viewer';
-import { Field } from '@documenso/prisma/client';
-
-export const useFieldPageCoords = (field: Field) => {
-  const [coords, setCoords] = useState({
-    x: 0,
-    y: 0,
-    height: 0,
-    width: 0,
-  });
-
-  const calculateCoords = useCallback(() => {
-    const $page = document.querySelector<HTMLElement>(
-      `${PDF_VIEWER_PAGE_SELECTOR}[data-page-number="${field.page}"]`,
-    );
-
-    if (!$page) {
-      return;
-    }
-
-    const { top, left, height, width } = getBoundingClientRect($page);
-
-    // X and Y are percentages of the page's height and width
-    const fieldX = (Number(field.positionX) / 100) * width + left;
-    const fieldY = (Number(field.positionY) / 100) * height + top;
-
-    const fieldHeight = (Number(field.height) / 100) * height;
-    const fieldWidth = (Number(field.width) / 100) * width;
-
-    setCoords({
-      x: fieldX,
-      y: fieldY,
-      height: fieldHeight,
-      width: fieldWidth,
-    });
-  }, [field.height, field.page, field.positionX, field.positionY, field.width]);
-
-  useEffect(() => {
-    calculateCoords();
-  }, [calculateCoords]);
-
-  useEffect(() => {
-    const onResize = () => {
-      calculateCoords();
-    };
-
-    window.addEventListener('resize', onResize);
-
-    return () => {
-      window.removeEventListener('resize', onResize);
-    };
-  }, [calculateCoords]);
-
-  useEffect(() => {
-    const $page = document.querySelector<HTMLElement>(
-      `${PDF_VIEWER_PAGE_SELECTOR}[data-page-number="${field.page}"]`,
-    );
-
-    if (!$page) {
-      return;
-    }
-
-    const observer = new ResizeObserver(() => {
-      calculateCoords();
-    });
-
-    observer.observe($page);
-
-    return () => {
-      observer.disconnect();
-    };
-  }, [calculateCoords, field.page]);
-
-  return coords;
-};

apps/web/src/pages/api/feature-flag/all.ts

@@ -1,44 +1,7 @@
-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';
+import handlerFeatureFlagAll from '@documenso/lib/server-only/feature-flags/all';
 
 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=60, stale-while-revalidate=300');
-
-  return res;
-}
+export default handlerFeatureFlagAll;

apps/web/src/pages/api/feature-flag/get.ts

@@ -1,122 +1,7 @@
-import { NextRequest, NextResponse } from 'next/server';
-
-import { JWT, getToken } from 'next-auth/jwt';
-
-import { LOCAL_FEATURE_FLAGS, extractPostHogConfig } from '@documenso/lib/constants/feature-flags';
-import { nanoid } from '@documenso/lib/universal/id';
-
-import PostHogServerClient from '~/helpers/get-post-hog-server-client';
+import handlerFeatureFlagGet from '@documenso/lib/server-only/feature-flags/get';
 
 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=60, stale-while-revalidate=300');
-
-  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 A distinct user ID.
- */
-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;
-};
+export default handlerFeatureFlagGet;

apps/web/src/providers/feature-flag.tsx

@@ -1,96 +0,0 @@
-'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';
-
-import { TFeatureFlagValue } from './feature-flag.types';
-
-export type FeatureFlagContextValue = {
-  getFlag: (_key: string) => TFeatureFlagValue;
-};
-
-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, TFeatureFlagValue>;
-}) {
-  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()) {
-        void 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 = () => void getAllFlags().then((newFlags) => setFlags(newFlags));
-
-    window.addEventListener('focus', onFocus);
-
-    return () => {
-      window.removeEventListener('focus', onFocus);
-    };
-  }, []);
-
-  return (
-    <FeatureFlagContext.Provider
-      value={{
-        getFlag,
-      }}
-    >
-      {children}
-    </FeatureFlagContext.Provider>
-  );
-}

apps/web/src/providers/feature-flag.types.ts

@@ -1,10 +0,0 @@
-import { z } from 'zod';
-
-export const ZFeatureFlagValueSchema = z.union([
-  z.boolean(),
-  z.string(),
-  z.number(),
-  z.undefined(),
-]);
-
-export type TFeatureFlagValue = z.infer<typeof ZFeatureFlagValueSchema>;