Create s

s

@@ -0,0 +1,82 @@
+// mock-paywall.js
+// Simple Express app to simulate a paywall + token "scope" checks
+const express = require('express');
+const app = express();
+const port = 3000;
+
+// In-memory "tokens" for testing only (do NOT use real tokens)
+const tokenStore = {
+  // token: { scopes: [...], acct, cur }
+  "a1-premium-example": { scopes: ["basic", "premium"], acct: "CR9004889", cur: "USD" },
+  "a1-basic-example":   { scopes: ["basic"], acct: "VRTC7648305", cur: "USD" }
+};
+
+// Helper to validate token and required scope
+function validateToken(token, requiredScope) {
+  if (!token) return { ok: false, reason: "no_token" };
+  const record = tokenStore[token];
+  if (!record) return { ok: false, reason: "invalid_token" };
+  if (requiredScope && !record.scopes.includes(requiredScope)) {
+    return { ok: false, reason: "scope_denied", record };
+  }
+  return { ok: true, record };
+}
+
+// Public homepage
+app.get('/', (req, res) => {
+  res.send(`
+    <h2>Mock BrianTrader Paywall (Local)</h2>
+    <p>Available tokens for testing (do NOT use on real sites):</p>
+    <ul>
+      <li>a1-premium-example (has premium)</li>
+      <li>a1-basic-example (no premium)</li>
+    </ul>
+    <p>To test the dashboard: <code>/dashboard?token=&lt;token&gt;</code></p>
+  `);
+});
+
+// Dashboard route - requires 'premium' scope
+app.get('/dashboard', (req, res) => {
+  const token = req.query.token;
+  const v = validateToken(token, "premium");
+  if (!v.ok) {
+    // Simulate redirect that a real site might use when scope denied
+    if (v.reason === 'scope_denied') {
+      // Redirect back to homepage with a hash error like the site did
+      return res.redirect('/#error=scope_denied');
+    }
+    return res.status(401).send(`Access denied (${v.reason}). Provide a valid token.`);
+  }
+
+  const info = v.record;
+  res.send(`
+    <h3>Trading Signals Dashboard (Mock)</h3>
+    <p>Account: ${info.acct} | Currency: ${info.cur}</p>
+    <p>Signals: [MOCK DATA] BUY BTC, SELL ETH, ...</p>
+    <p><a href="/">Back</a></p>
+  `);
+});
+
+// Simulate an OAuth authorize endpoint (very simplified)
+app.get('/authorize', (req, res) => {
+  // Query: ?client_id=...&scope=...&token=...
+  const { scope, token } = req.query;
+  const tokenRecord = tokenStore[token];
+  if (!tokenRecord) {
+    return res.redirect('/#error=invalid_token');
+  }
+  // If requested scope not present, simulate denial
+  const requestedScopes = scope ? scope.split(' ') : [];
+  const missing = requestedScopes.filter(s => !tokenRecord.scopes.includes(s));
+  if (missing.length > 0) {
+    return res.redirect('/#error=scope_denied');
+  }
+  // Otherwise grant access
+  return res.redirect('/dashboard?token=' + encodeURIComponent(token));
+});
+
+app.listen(port, () => {
+  console.log(`Mock paywall app listening at http://localhost:${port}`);
+  console.log(`Try: http://localhost:${port}/dashboard?token=a1-premium-example`);
+  console.log(`Try: http://localhost:${port}/dashboard?token=a1-basic-example`);
+});