Initial commit: redefined-designs storefront

2026-08-13 21:07:54 +00:00
commit 9be4986dd3
38 changed files with 2121 additions and 0 deletions
@@ -0,0 +1,59 @@
+CREATE TABLE IF NOT EXISTS items (
+  id SERIAL PRIMARY KEY,
+  name TEXT NOT NULL,
+  description TEXT,
+  price_cents INTEGER NOT NULL,
+  status TEXT NOT NULL DEFAULT 'available',
+  reserved_until TIMESTAMPTZ,
+  sold_at TIMESTAMPTZ,
+  paypal_order_id TEXT,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE IF NOT EXISTS item_images (
+  id SERIAL PRIMARY KEY,
+  item_id INTEGER NOT NULL REFERENCES items(id) ON DELETE CASCADE,
+  image_path TEXT NOT NULL,
+  sort_order INTEGER NOT NULL DEFAULT 0,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE IF NOT EXISTS customers (
+  id SERIAL PRIMARY KEY,
+  email TEXT NOT NULL UNIQUE,
+  password_hash TEXT NOT NULL,
+  name TEXT,
+  email_verified BOOLEAN NOT NULL DEFAULT false,
+  marketing_consent BOOLEAN NOT NULL DEFAULT false,
+  marketing_consent_at TIMESTAMPTZ,
+  marketing_consent_text TEXT,
+  unsubscribe_token TEXT NOT NULL UNIQUE,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE IF NOT EXISTS customer_sessions (
+  token TEXT PRIMARY KEY,
+  customer_id INTEGER NOT NULL REFERENCES customers(id) ON DELETE CASCADE,
+  expires_at TIMESTAMPTZ NOT NULL,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE IF NOT EXISTS customer_tokens (
+  token TEXT PRIMARY KEY,
+  customer_id INTEGER NOT NULL REFERENCES customers(id) ON DELETE CASCADE,
+  kind TEXT NOT NULL,
+  expires_at TIMESTAMPTZ NOT NULL,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE IF NOT EXISTS orders (
+  id SERIAL PRIMARY KEY,
+  item_id INTEGER REFERENCES items(id),
+  customer_id INTEGER REFERENCES customers(id) ON DELETE SET NULL,
+  processor TEXT NOT NULL,
+  processor_order_id TEXT,
+  amount_cents INTEGER,
+  status TEXT,
+  raw_event JSONB,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
@@ -0,0 +1,28 @@
+{
+  "name": "redefined-designs-backend",
+  "version": "1.0.0",
+  "private": true,
+  "main": "dist/server.js",
+  "scripts": {
+    "build": "tsc",
+    "start": "node dist/server.js"
+  },
+  "dependencies": {
+    "express": "^4.19.2",
+    "pg": "^8.12.0",
+    "multer": "^1.4.5-lts.1",
+    "bcryptjs": "^2.4.3",
+    "cookie-parser": "^1.4.6",
+    "nodemailer": "^6.9.14"
+  },
+  "devDependencies": {
+    "typescript": "^5.5.4",
+    "@types/express": "^4.17.21",
+    "@types/node": "^20.14.15",
+    "@types/multer": "^1.4.11",
+    "@types/pg": "^8.11.6",
+    "@types/bcryptjs": "^2.4.6",
+    "@types/cookie-parser": "^1.4.7",
+    "@types/nodemailer": "^6.4.15"
+  }
+}
@@ -0,0 +1,9 @@
+import { Pool } from 'pg';
+
+export const pool = new Pool({
+  host: process.env.PGHOST,
+  port: parseInt(process.env.PGPORT || '5432', 10),
+  user: process.env.PGUSER,
+  password: process.env.PGPASSWORD,
+  database: process.env.PGDATABASE
+});
@@ -0,0 +1,24 @@
+import nodemailer from 'nodemailer';
+
+const transporter = nodemailer.createTransport({
+  host: process.env.SMTP_HOST || 'smtp.gmail.com',
+  port: parseInt(process.env.SMTP_PORT || '465', 10),
+  secure: process.env.SMTP_SECURE !== 'false',
+  auth: {
+    user: process.env.SMTP_USER,
+    pass: process.env.SMTP_PASSWORD
+  }
+});
+
+export async function sendMail(to: string, subject: string, html: string): Promise<void> {
+  if (!process.env.SMTP_USER || !process.env.SMTP_PASSWORD) {
+    console.warn(`SMTP not configured — skipping email to ${to}: "${subject}"`);
+    return;
+  }
+  await transporter.sendMail({
+    from: process.env.SMTP_FROM || process.env.SMTP_USER,
+    to,
+    subject,
+    html
+  });
+}
@@ -0,0 +1,29 @@
+import { Request, Response, NextFunction } from 'express';
+import { pool } from '../db';
+
+declare global {
+  namespace Express {
+    interface Request {
+      customerId?: number;
+    }
+  }
+}
+
+export async function attachCustomer(req: Request, _res: Response, next: NextFunction): Promise<void> {
+  const token = req.cookies?.rd_session;
+  if (!token) return next();
+  const { rows } = await pool.query(
+    `SELECT customer_id FROM customer_sessions WHERE token = $1 AND expires_at > now()`,
+    [token]
+  );
+  if (rows.length) req.customerId = rows[0].customer_id;
+  next();
+}
+
+export function requireCustomer(req: Request, res: Response, next: NextFunction): void {
+  if (!req.customerId) {
+    res.status(401).json({ error: 'not authenticated' });
+    return;
+  }
+  next();
+}
@@ -0,0 +1,124 @@
+import { Router, Request, Response } from 'express';
+import multer from 'multer';
+import path from 'path';
+import { pool } from '../db';
+
+const router = Router();
+
+const storage = multer.diskStorage({
+  destination: '/app/uploads',
+  filename: (_req, file, cb) => {
+    const ext = path.extname(file.originalname);
+    cb(null, `${Date.now()}-${Math.round(Math.random() * 1e6)}${ext}`);
+  }
+});
+const upload = multer({ storage });
+
+const SELECT_WITH_IMAGES = `
+  SELECT i.*,
+    COALESCE(
+      json_agg(json_build_object('id', img.id, 'image_path', img.image_path, 'sort_order', img.sort_order)
+        ORDER BY img.sort_order) FILTER (WHERE img.id IS NOT NULL),
+      '[]'
+    ) AS images
+  FROM items i
+  LEFT JOIN item_images img ON img.item_id = i.id
+`;
+
+router.get('/items', async (_req: Request, res: Response) => {
+  const { rows } = await pool.query(`${SELECT_WITH_IMAGES} GROUP BY i.id ORDER BY i.created_at DESC`);
+  res.json(rows);
+});
+
+router.post('/items', upload.array('images', 6), async (req: Request, res: Response) => {
+  const { name, description, price } = req.body;
+  const files = (req.files as Express.Multer.File[]) || [];
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    const { rows } = await client.query(
+      `INSERT INTO items (name, description, price_cents) VALUES ($1, $2, $3) RETURNING *`,
+      [name, description, Math.round(parseFloat(price) * 100)]
+    );
+    const item = rows[0];
+    for (let i = 0; i < files.length; i++) {
+      await client.query(
+        `INSERT INTO item_images (item_id, image_path, sort_order) VALUES ($1, $2, $3)`,
+        [item.id, `/uploads/${files[i].filename}`, i]
+      );
+    }
+    await client.query('COMMIT');
+    const { rows: full } = await pool.query(`${SELECT_WITH_IMAGES} WHERE i.id = $1 GROUP BY i.id`, [item.id]);
+    res.json(full[0]);
+  } catch (err) {
+    await client.query('ROLLBACK');
+    console.error(err);
+    res.status(500).json({ error: 'internal error' });
+  } finally {
+    client.release();
+  }
+});
+
+router.put('/items/:id', upload.array('images', 6), async (req: Request, res: Response) => {
+  const { name, description, price } = req.body;
+  const files = (req.files as Express.Multer.File[]) || [];
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    await client.query(
+      `UPDATE items SET name=$1, description=$2, price_cents=$3 WHERE id=$4`,
+      [name, description, Math.round(parseFloat(price) * 100), req.params.id]
+    );
+    if (files.length) {
+      const { rows: existing } = await client.query(
+        `SELECT COALESCE(MAX(sort_order), -1) AS max_sort FROM item_images WHERE item_id = $1`,
+        [req.params.id]
+      );
+      let nextSort = existing[0].max_sort + 1;
+      for (const file of files) {
+        await client.query(
+          `INSERT INTO item_images (item_id, image_path, sort_order) VALUES ($1, $2, $3)`,
+          [req.params.id, `/uploads/${file.filename}`, nextSort++]
+        );
+      }
+    }
+    await client.query('COMMIT');
+    const { rows: full } = await pool.query(`${SELECT_WITH_IMAGES} WHERE i.id = $1 GROUP BY i.id`, [req.params.id]);
+    res.json(full[0]);
+  } catch (err) {
+    await client.query('ROLLBACK');
+    console.error(err);
+    res.status(500).json({ error: 'internal error' });
+  } finally {
+    client.release();
+  }
+});
+
+router.delete('/items/:id', async (req: Request, res: Response) => {
+  await pool.query(`DELETE FROM items WHERE id = $1`, [req.params.id]);
+  res.status(204).end();
+});
+
+router.delete('/items/:id/images/:imageId', async (req: Request, res: Response) => {
+  await pool.query(`DELETE FROM item_images WHERE id = $1 AND item_id = $2`, [req.params.imageId, req.params.id]);
+  res.status(204).end();
+});
+
+router.post('/items/:id/mark-sold', async (req: Request, res: Response) => {
+  const { rows } = await pool.query(
+    `UPDATE items SET status='sold', sold_at=now() WHERE id=$1 RETURNING *`,
+    [req.params.id]
+  );
+  res.json(rows[0]);
+});
+
+router.post('/items/:id/mark-available', async (req: Request, res: Response) => {
+  const { rows } = await pool.query(
+    `UPDATE items SET status='available', sold_at=NULL, reserved_until=NULL, paypal_order_id=NULL
+     WHERE id=$1 RETURNING *`,
+    [req.params.id]
+  );
+  res.json(rows[0]);
+});
+
+export default router;
@@ -0,0 +1,40 @@
+import { Router, Request, Response } from 'express';
+import { pool } from '../db';
+
+const router = Router();
+
+router.get('/', async (_req: Request, res: Response) => {
+  const { rows } = await pool.query(`
+    SELECT
+      c.id, c.email, c.name, c.email_verified, c.marketing_consent, c.created_at,
+      COUNT(o.id) FILTER (WHERE o.status = 'completed') AS order_count,
+      COALESCE(SUM(o.amount_cents) FILTER (WHERE o.status = 'completed'), 0) AS total_spent_cents,
+      MAX(o.created_at) AS last_order_at
+    FROM customers c
+    LEFT JOIN orders o ON o.customer_id = c.id
+    GROUP BY c.id
+    ORDER BY c.created_at DESC
+  `);
+  res.json(rows);
+});
+
+router.get('/:id', async (req: Request, res: Response) => {
+  const { rows: customerRows } = await pool.query(
+    `SELECT id, email, name, email_verified, marketing_consent, marketing_consent_at, created_at
+     FROM customers WHERE id = $1`,
+    [req.params.id]
+  );
+  if (!customerRows.length) return res.status(404).json({ error: 'not found' });
+
+  const { rows: orderRows } = await pool.query(
+    `SELECT o.id, o.processor, o.processor_order_id, o.amount_cents, o.status, o.created_at, i.name AS item_name
+     FROM orders o JOIN items i ON i.id = o.item_id
+     WHERE o.customer_id = $1
+     ORDER BY o.created_at DESC`,
+    [req.params.id]
+  );
+
+  res.json({ customer: customerRows[0], orders: orderRows });
+});
+
+export default router;
@@ -0,0 +1,186 @@
+import { Router, Request, Response } from 'express';
+import bcrypt from 'bcryptjs';
+import crypto from 'node:crypto';
+import { pool } from '../db';
+import { requireCustomer } from '../middleware/customerAuth';
+import { sendMail } from '../mailer';
+
+const router = Router();
+
+const SESSION_DAYS = 30;
+const MARKETING_CONSENT_TEXT =
+  'I want to receive occasional emails about new one-of-a-kind items from Redefined Designs. I can unsubscribe at any time.';
+
+function setSessionCookie(res: Response, token: string) {
+  res.cookie('rd_session', token, {
+    httpOnly: true,
+    secure: true,
+    sameSite: 'lax',
+    maxAge: SESSION_DAYS * 24 * 60 * 60 * 1000
+  });
+}
+
+async function createSession(customerId: number): Promise<string> {
+  const token = crypto.randomBytes(32).toString('hex');
+  const expiresAt = new Date(Date.now() + SESSION_DAYS * 24 * 60 * 60 * 1000);
+  await pool.query(
+    `INSERT INTO customer_sessions (token, customer_id, expires_at) VALUES ($1, $2, $3)`,
+    [token, customerId, expiresAt]
+  );
+  return token;
+}
+
+function publicCustomer(c: any) {
+  return {
+    id: c.id,
+    email: c.email,
+    name: c.name,
+    email_verified: c.email_verified,
+    marketing_consent: c.marketing_consent,
+    created_at: c.created_at
+  };
+}
+
+router.post('/register', async (req: Request, res: Response) => {
+  const { email, password, name, marketingConsent } = req.body;
+  if (!email || !password || String(password).length < 8) {
+    return res.status(400).json({ error: 'valid email and password (min 8 chars) required' });
+  }
+  const normalizedEmail = String(email).toLowerCase().trim();
+  const { rows: existing } = await pool.query(`SELECT id FROM customers WHERE email = $1`, [normalizedEmail]);
+  if (existing.length) return res.status(409).json({ error: 'an account with this email already exists' });
+
+  const passwordHash = await bcrypt.hash(password, 12);
+  const unsubscribeToken = crypto.randomBytes(16).toString('hex');
+  const consent = !!marketingConsent;
+
+  const { rows } = await pool.query(
+    `INSERT INTO customers (email, password_hash, name, marketing_consent, marketing_consent_at, marketing_consent_text, unsubscribe_token)
+     VALUES ($1, $2, $3, $4, $5, $6, $7) RETURNING *`,
+    [
+      normalizedEmail, passwordHash, name || null,
+      consent, consent ? new Date() : null, consent ? MARKETING_CONSENT_TEXT : null,
+      unsubscribeToken
+    ]
+  );
+  const customer = rows[0];
+
+  const verifyToken = crypto.randomBytes(24).toString('hex');
+  await pool.query(
+    `INSERT INTO customer_tokens (token, customer_id, kind, expires_at) VALUES ($1, $2, 'verify_email', $3)`,
+    [verifyToken, customer.id, new Date(Date.now() + 24 * 60 * 60 * 1000)]
+  );
+  const verifyUrl = `${process.env.PUBLIC_URL}/verify-email?token=${verifyToken}`;
+  sendMail(
+    customer.email,
+    'Verify your Redefined Designs account',
+    `<p>Welcome! Please <a href="${verifyUrl}">verify your email</a> to finish setting up your account.</p>`
+  ).catch(err => console.error('verify email send failed', err));
+
+  const sessionToken = await createSession(customer.id);
+  setSessionCookie(res, sessionToken);
+  res.json(publicCustomer(customer));
+});
+
+router.post('/verify-email', async (req: Request, res: Response) => {
+  const { token } = req.body;
+  const { rows } = await pool.query(
+    `SELECT * FROM customer_tokens WHERE token = $1 AND kind = 'verify_email' AND expires_at > now()`,
+    [token]
+  );
+  if (!rows.length) return res.status(400).json({ error: 'invalid or expired token' });
+  await pool.query(`UPDATE customers SET email_verified = true WHERE id = $1`, [rows[0].customer_id]);
+  await pool.query(`DELETE FROM customer_tokens WHERE token = $1`, [token]);
+  res.json({ status: 'verified' });
+});
+
+router.post('/login', async (req: Request, res: Response) => {
+  const { email, password } = req.body;
+  const { rows } = await pool.query(`SELECT * FROM customers WHERE email = $1`, [String(email || '').toLowerCase().trim()]);
+  const customer = rows[0];
+  if (!customer || !(await bcrypt.compare(password || '', customer.password_hash))) {
+    return res.status(401).json({ error: 'invalid email or password' });
+  }
+  const sessionToken = await createSession(customer.id);
+  setSessionCookie(res, sessionToken);
+  res.json(publicCustomer(customer));
+});
+
+router.post('/logout', async (req: Request, res: Response) => {
+  const token = req.cookies?.rd_session;
+  if (token) await pool.query(`DELETE FROM customer_sessions WHERE token = $1`, [token]);
+  res.clearCookie('rd_session');
+  res.status(204).end();
+});
+
+router.get('/me', requireCustomer, async (req: Request, res: Response) => {
+  const { rows } = await pool.query(`SELECT * FROM customers WHERE id = $1`, [req.customerId]);
+  if (!rows.length) return res.status(404).json({ error: 'not found' });
+  res.json(publicCustomer(rows[0]));
+});
+
+router.put('/me', requireCustomer, async (req: Request, res: Response) => {
+  const { name } = req.body;
+  const { rows } = await pool.query(
+    `UPDATE customers SET name = $1 WHERE id = $2 RETURNING *`,
+    [name || null, req.customerId]
+  );
+  res.json(publicCustomer(rows[0]));
+});
+
+router.post('/change-password', requireCustomer, async (req: Request, res: Response) => {
+  const { currentPassword, newPassword } = req.body;
+  if (!newPassword || String(newPassword).length < 8) {
+    return res.status(400).json({ error: 'new password must be at least 8 characters' });
+  }
+  const { rows } = await pool.query(`SELECT * FROM customers WHERE id = $1`, [req.customerId]);
+  const customer = rows[0];
+  if (!(await bcrypt.compare(currentPassword || '', customer.password_hash))) {
+    return res.status(401).json({ error: 'current password is incorrect' });
+  }
+  const newHash = await bcrypt.hash(newPassword, 12);
+  await pool.query(`UPDATE customers SET password_hash = $1 WHERE id = $2`, [newHash, req.customerId]);
+  res.status(204).end();
+});
+
+// Explicit, revocable marketing consent (GDPR Art. 7 / ePrivacy)
+router.post('/me/consent', requireCustomer, async (req: Request, res: Response) => {
+  const consent = !!req.body.marketingConsent;
+  await pool.query(
+    `UPDATE customers SET marketing_consent = $1, marketing_consent_at = now(), marketing_consent_text = $2 WHERE id = $3`,
+    [consent, consent ? MARKETING_CONSENT_TEXT : 'Withdrew consent via account settings', req.customerId]
+  );
+  res.status(204).end();
+});
+
+router.get('/me/orders', requireCustomer, async (req: Request, res: Response) => {
+  const { rows } = await pool.query(
+    `SELECT o.id, o.processor, o.amount_cents, o.status, o.created_at, i.name AS item_name
+     FROM orders o JOIN items i ON i.id = o.item_id
+     WHERE o.customer_id = $1 ORDER BY o.created_at DESC`,
+    [req.customerId]
+  );
+  res.json(rows);
+});
+
+// GDPR right to access / data portability
+router.get('/me/export', requireCustomer, async (req: Request, res: Response) => {
+  const { rows: customerRows } = await pool.query(`SELECT * FROM customers WHERE id = $1`, [req.customerId]);
+  const { rows: orderRows } = await pool.query(`SELECT * FROM orders WHERE customer_id = $1`, [req.customerId]);
+  res.setHeader('Content-Disposition', 'attachment; filename="my-data.json"');
+  res.json({
+    customer: publicCustomer(customerRows[0]),
+    orders: orderRows,
+    exported_at: new Date().toISOString()
+  });
+});
+
+// GDPR right to erasure — order records kept for accounting but stripped of the customer link
+router.delete('/me', requireCustomer, async (req: Request, res: Response) => {
+  await pool.query(`UPDATE orders SET customer_id = NULL WHERE customer_id = $1`, [req.customerId]);
+  await pool.query(`DELETE FROM customers WHERE id = $1`, [req.customerId]);
+  res.clearCookie('rd_session');
+  res.status(204).end();
+});
+
+export default router;
@@ -0,0 +1,39 @@
+import { Router, Request, Response } from 'express';
+import { pool } from '../db';
+
+const router = Router();
+
+router.post('/:id/purchase', async (req: Request, res: Response) => {
+  if (process.env.DEMO_MODE === 'false') {
+    return res.status(403).json({ error: 'demo mode disabled' });
+  }
+  const itemId = req.params.id;
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    const { rows } = await client.query(`SELECT * FROM items WHERE id = $1 FOR UPDATE`, [itemId]);
+    const item = rows[0];
+    if (!item) { await client.query('ROLLBACK'); return res.status(404).json({ error: 'not found' }); }
+    if (item.status === 'sold') { await client.query('ROLLBACK'); return res.status(409).json({ error: 'already sold' }); }
+
+    const { rows: updated } = await client.query(
+      `UPDATE items SET status = 'sold', sold_at = now() WHERE id = $1 RETURNING *`,
+      [itemId]
+    );
+    await client.query(
+      `INSERT INTO orders (item_id, customer_id, processor, processor_order_id, amount_cents, status, raw_event)
+       VALUES ($1, $2, 'demo', $3, $4, 'completed', $5)`,
+      [itemId, req.customerId || null, `demo-${Date.now()}`, item.price_cents, JSON.stringify({ demo: true })]
+    );
+    await client.query('COMMIT');
+    res.json({ status: 'sold', item: updated[0] });
+  } catch (err) {
+    await client.query('ROLLBACK');
+    console.error(err);
+    res.status(500).json({ error: 'internal error' });
+  } finally {
+    client.release();
+  }
+});
+
+export default router;
@@ -0,0 +1,28 @@
+import { Router, Request, Response } from 'express';
+import { pool } from '../db';
+
+const router = Router();
+
+const SELECT_WITH_IMAGES = `
+  SELECT i.id, i.name, i.description, i.price_cents, i.status, i.created_at,
+    COALESCE(
+      json_agg(json_build_object('id', img.id, 'image_path', img.image_path, 'sort_order', img.sort_order)
+        ORDER BY img.sort_order) FILTER (WHERE img.id IS NOT NULL),
+      '[]'
+    ) AS images
+  FROM items i
+  LEFT JOIN item_images img ON img.item_id = i.id
+`;
+
+router.get('/', async (_req: Request, res: Response) => {
+  const { rows } = await pool.query(`${SELECT_WITH_IMAGES} GROUP BY i.id ORDER BY i.created_at DESC`);
+  res.json(rows);
+});
+
+router.get('/:id', async (req: Request, res: Response) => {
+  const { rows } = await pool.query(`${SELECT_WITH_IMAGES} WHERE i.id = $1 GROUP BY i.id`, [req.params.id]);
+  if (!rows.length) return res.status(404).json({ error: 'not found' });
+  res.json(rows[0]);
+});
+
+export default router;
@@ -0,0 +1,156 @@
+import { Router, Request, Response } from 'express';
+import { pool } from '../db';
+
+const router = Router();
+const webhookRouter = Router();
+
+const PAYPAL_BASE =
+  process.env.PAYPAL_ENV === 'live'
+    ? 'https://api-m.paypal.com'
+    : 'https://api-m.sandbox.paypal.com';
+
+const RESERVATION_MINUTES = parseInt(process.env.RESERVATION_MINUTES || '15', 10);
+
+async function getAccessToken(): Promise<string> {
+  const auth = Buffer.from(
+    `${process.env.PAYPAL_CLIENT_ID}:${process.env.PAYPAL_CLIENT_SECRET}`
+  ).toString('base64');
+  const resp = await fetch(`${PAYPAL_BASE}/v1/oauth2/token`, {
+    method: 'POST',
+    headers: {
+      Authorization: `Basic ${auth}`,
+      'Content-Type': 'application/x-www-form-urlencoded'
+    },
+    body: 'grant_type=client_credentials'
+  });
+  const data = await resp.json();
+  if (!resp.ok) throw new Error('paypal auth failed: ' + JSON.stringify(data));
+  return data.access_token;
+}
+
+router.post('/:id/create', async (req: Request, res: Response) => {
+  const itemId = req.params.id;
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    const { rows } = await client.query(`SELECT * FROM items WHERE id = $1 FOR UPDATE`, [itemId]);
+    const item = rows[0];
+    if (!item) { await client.query('ROLLBACK'); return res.status(404).json({ error: 'not found' }); }
+    if (item.status === 'sold') { await client.query('ROLLBACK'); return res.status(409).json({ error: 'already sold' }); }
+    if (item.status === 'reserved' && new Date(item.reserved_until) > new Date()) {
+      await client.query('ROLLBACK');
+      return res.status(409).json({ error: 'currently reserved by another checkout' });
+    }
+
+    const token = await getAccessToken();
+    const amount = (item.price_cents / 100).toFixed(2);
+    const orderResp = await fetch(`${PAYPAL_BASE}/v2/checkout/orders`, {
+      method: 'POST',
+      headers: { Authorization: `Bearer ${token}`, 'Content-Type': 'application/json' },
+      body: JSON.stringify({
+        intent: 'CAPTURE',
+        purchase_units: [{
+          custom_id: String(item.id),
+          description: item.name,
+          amount: { currency_code: process.env.SITE_CURRENCY || 'USD', value: amount }
+        }]
+      })
+    });
+    const order = await orderResp.json();
+    if (!orderResp.ok) { await client.query('ROLLBACK'); return res.status(502).json({ error: 'paypal order create failed', detail: order }); }
+
+    const reservedUntil = new Date(Date.now() + RESERVATION_MINUTES * 60 * 1000);
+    await client.query(
+      `UPDATE items SET status = 'reserved', reserved_until = $1, paypal_order_id = $2 WHERE id = $3`,
+      [reservedUntil, order.id, item.id]
+    );
+    await client.query('COMMIT');
+    res.json({ orderID: order.id });
+  } catch (err) {
+    await client.query('ROLLBACK');
+    console.error(err);
+    res.status(500).json({ error: 'internal error' });
+  } finally {
+    client.release();
+  }
+});
+
+router.post('/:id/capture', async (req: Request, res: Response) => {
+  const itemId = req.params.id;
+  const { orderID } = req.body;
+  const client = await pool.connect();
+  try {
+    const token = await getAccessToken();
+    const captureResp = await fetch(`${PAYPAL_BASE}/v2/checkout/orders/${orderID}/capture`, {
+      method: 'POST',
+      headers: { Authorization: `Bearer ${token}`, 'Content-Type': 'application/json' }
+    });
+    const capture = await captureResp.json();
+    if (!captureResp.ok || capture.status !== 'COMPLETED') {
+      return res.status(502).json({ error: 'capture failed', detail: capture });
+    }
+
+    await client.query('BEGIN');
+    const { rows } = await client.query(
+      `UPDATE items SET status = 'sold', sold_at = now()
+       WHERE id = $1 AND paypal_order_id = $2 AND status != 'sold'
+       RETURNING *`,
+      [itemId, orderID]
+    );
+    const capturedAmount = capture.purchase_units?.[0]?.payments?.captures?.[0]?.amount?.value;
+    await client.query(
+      `INSERT INTO orders (item_id, customer_id, processor, processor_order_id, amount_cents, status, raw_event)
+       VALUES ($1, $2, 'paypal', $3, $4, 'completed', $5)`,
+      [itemId, req.customerId || null, orderID, Math.round(parseFloat(capturedAmount || '0') * 100), capture]
+    );
+    await client.query('COMMIT');
+    res.json({ status: 'sold', item: rows[0] || null });
+  } catch (err) {
+    await client.query('ROLLBACK');
+    console.error(err);
+    res.status(500).json({ error: 'internal error' });
+  } finally {
+    client.release();
+  }
+});
+
+webhookRouter.post('/', async (req: Request, res: Response) => {
+  try {
+    const token = await getAccessToken();
+    const verifyResp = await fetch(`${PAYPAL_BASE}/v1/notifications/verify-webhook-signature`, {
+      method: 'POST',
+      headers: { Authorization: `Bearer ${token}`, 'Content-Type': 'application/json' },
+      body: JSON.stringify({
+        auth_algo: req.headers['paypal-auth-algo'],
+        cert_url: req.headers['paypal-cert-url'],
+        transmission_id: req.headers['paypal-transmission-id'],
+        transmission_sig: req.headers['paypal-transmission-sig'],
+        transmission_time: req.headers['paypal-transmission-time'],
+        webhook_id: process.env.PAYPAL_WEBHOOK_ID,
+        webhook_event: req.body
+      })
+    });
+    const verification = await verifyResp.json();
+    if (verification.verification_status !== 'SUCCESS') {
+      console.warn('paypal webhook signature invalid');
+      return res.status(400).end();
+    }
+
+    const event = req.body;
+    if (event.event_type === 'PAYMENT.CAPTURE.COMPLETED') {
+      const itemId = event.resource?.custom_id;
+      if (itemId) {
+        await pool.query(
+          `UPDATE items SET status = 'sold', sold_at = now() WHERE id = $1 AND status != 'sold'`,
+          [itemId]
+        );
+      }
+    }
+    res.status(200).end();
+  } catch (err) {
+    console.error('webhook error', err);
+    res.status(500).end();
+  }
+});
+
+export { router, webhookRouter };
@@ -0,0 +1,21 @@
+import { Router, Request, Response } from 'express';
+import { pool } from '../db';
+
+const router = Router();
+
+router.get('/unsubscribe', async (req: Request, res: Response) => {
+  const token = req.query.token as string;
+  const { rows } = await pool.query(`SELECT id FROM customers WHERE unsubscribe_token = $1`, [token]);
+  if (!rows.length) {
+    res.status(400).send('<html><body><h2>Invalid or expired unsubscribe link.</h2></body></html>');
+    return;
+  }
+  await pool.query(
+    `UPDATE customers SET marketing_consent = false, marketing_consent_at = now(),
+     marketing_consent_text = 'Unsubscribed via email link' WHERE id = $1`,
+    [rows[0].id]
+  );
+  res.send('<html><body><h2>You\'ve been unsubscribed.</h2><p>You will no longer receive marketing emails from Redefined Designs.</p></body></html>');
+});
+
+export default router;
@@ -0,0 +1,59 @@
+import express from 'express';
+import cookieParser from 'cookie-parser';
+import path from 'path';
+import { pool } from './db';
+import itemsRouter from './routes/items';
+import { router as paypalRouter, webhookRouter as paypalWebhookRouter } from './routes/paypal';
+import adminRouter from './routes/admin';
+import adminCustomersRouter from './routes/adminCustomers';
+import demoRouter from './routes/demo';
+import customersRouter from './routes/customers';
+import publicRouter from './routes/public';
+import { attachCustomer } from './middleware/customerAuth';
+
+const app = express();
+app.set('trust proxy', 1);
+
+app.use('/webhooks/paypal', express.json(), paypalWebhookRouter);
+app.use(express.json());
+app.use(cookieParser());
+app.use(attachCustomer);
+app.use('/uploads', express.static('/app/uploads'));
+
+app.get('/api/config', (_req, res) => {
+  const clientId = process.env.PAYPAL_CLIENT_ID;
+  const isPlaceholder = !clientId || clientId.length < 10 || clientId === 'REPLACE_WITH_PAYPAL_CLIENT_ID';
+  res.json({
+    paypalClientId: isPlaceholder ? null : clientId,
+    demoMode: process.env.DEMO_MODE !== 'false',
+    currency: process.env.SITE_CURRENCY || 'USD'
+  });
+});
+
+app.use('/api/items', itemsRouter);
+app.use('/api/checkout/paypal', paypalRouter);
+app.use('/api/checkout/demo', demoRouter);
+app.use('/api/admin/customers', adminCustomersRouter);
+app.use('/api/admin', adminRouter);
+app.use('/api/customers', customersRouter);
+app.use('/', publicRouter);
+
+const staticDir = path.join(__dirname, '..', 'public');
+app.use(express.static(staticDir));
+app.get('*', (_req, res) => {
+  res.sendFile(path.join(staticDir, 'index.html'));
+});
+
+setInterval(async () => {
+  try {
+    await pool.query(
+      `UPDATE items SET status = 'available', reserved_until = NULL, paypal_order_id = NULL
+       WHERE status = 'reserved' AND reserved_until < now()`
+    );
+  } catch (err) {
+    console.error('reservation sweep failed:', (err as Error).message);
+  }
+}, 60 * 1000);
+
+const PORT = parseInt(process.env.PORT || '3000', 10);
+app.listen(PORT, () => console.log(`redefined-designs listening on ${PORT}`));
@@ -0,0 +1,20 @@
+export type ItemStatus = 'available' | 'reserved' | 'sold';
+
+export interface ItemImage {
+  id: number;
+  image_path: string;
+  sort_order: number;
+}
+
+export interface Item {
+  id: number;
+  name: string;
+  description: string | null;
+  price_cents: number;
+  images: ItemImage[];
+  status: ItemStatus;
+  reserved_until: string | null;
+  sold_at: string | null;
+  paypal_order_id: string | null;
+  created_at: string;
+}
@@ -0,0 +1,14 @@
+{
+  "compilerOptions": {
+    "target": "ES2020",
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "outDir": "dist",
+    "rootDir": "src",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "resolveJsonModule": true
+  },
+  "include": ["src"]
+}