working companion prototype

packages/infrastructure/adapters/automation/SessionCookieStore.ts

@@ -0,0 +1,195 @@
+import * as fs from 'fs/promises';
+import * as path from 'path';
+import { AuthenticationState } from '../../../domain/value-objects/AuthenticationState';
+import type { ILogger } from '../../../application/ports/ILogger';
+
+interface Cookie {
+  name: string;
+  value: string;
+  domain: string;
+  expires: number;
+}
+
+interface StorageState {
+  cookies: Cookie[];
+  origins: unknown[];
+}
+
+/**
+ * Known iRacing session cookie names to look for.
+ * These are the primary authentication indicators.
+ */
+const IRACING_SESSION_COOKIES = [
+  'irsso_members',
+  'authtoken_members',
+  'irsso',
+  'authtoken',
+];
+
+/**
+ * iRacing domain patterns to match cookies against.
+ */
+const IRACING_DOMAINS = [
+  'iracing.com',
+  '.iracing.com',
+  'members.iracing.com',
+];
+
+const EXPIRY_BUFFER_SECONDS = 300;
+
+export class SessionCookieStore {
+  private readonly storagePath: string;
+  private logger?: ILogger;
+
+  constructor(userDataDir: string, logger?: ILogger) {
+    this.storagePath = path.join(userDataDir, 'session-state.json');
+    this.logger = logger;
+  }
+
+  private log(level: 'debug' | 'info' | 'warn' | 'error', message: string, context?: Record<string, unknown>): void {
+    if (this.logger) {
+      if (level === 'error') {
+        this.logger.error(message, undefined, context);
+      } else {
+        this.logger[level](message, context);
+      }
+    }
+  }
+
+  getPath(): string {
+    return this.storagePath;
+  }
+
+  async read(): Promise<StorageState | null> {
+    try {
+      const content = await fs.readFile(this.storagePath, 'utf-8');
+      return JSON.parse(content) as StorageState;
+    } catch {
+      return null;
+    }
+  }
+
+  async write(state: StorageState): Promise<void> {
+    await fs.writeFile(this.storagePath, JSON.stringify(state, null, 2), 'utf-8');
+  }
+
+  async delete(): Promise<void> {
+    try {
+      await fs.unlink(this.storagePath);
+    } catch {
+      // File may not exist, ignore
+    }
+  }
+
+  /**
+   * Validate cookies and determine authentication state.
+   *
+   * Looks for iRacing session cookies by checking:
+   * 1. Domain matches iRacing patterns
+   * 2. Cookie name matches known session cookie names OR
+   * 3. Any cookie from members.iracing.com domain (fallback)
+   */
+  validateCookies(cookies: Cookie[]): AuthenticationState {
+    // Log all cookies for debugging
+    this.log('debug', 'Validating cookies', {
+      totalCookies: cookies.length,
+      cookieNames: cookies.map(c => ({ name: c.name, domain: c.domain }))
+    });
+
+    // Filter cookies from iRacing domains
+    const iracingDomainCookies = cookies.filter(c =>
+      IRACING_DOMAINS.some(domain =>
+        c.domain === domain || c.domain.endsWith(domain)
+      )
+    );
+
+    this.log('debug', 'iRacing domain cookies found', {
+      count: iracingDomainCookies.length,
+      cookies: iracingDomainCookies.map(c => ({
+        name: c.name,
+        domain: c.domain,
+        expires: c.expires,
+        expiresDate: new Date(c.expires * 1000).toISOString()
+      }))
+    });
+
+    // Look for known session cookies first
+    const knownSessionCookies = iracingDomainCookies.filter(c =>
+      IRACING_SESSION_COOKIES.some(name =>
+        c.name.toLowerCase() === name.toLowerCase() ||
+        c.name.toLowerCase().includes(name.toLowerCase())
+      )
+    );
+
+    // If no known session cookies, check for any auth-like cookies from members domain
+    const authCookies = knownSessionCookies.length > 0
+      ? knownSessionCookies
+      : iracingDomainCookies.filter(c =>
+          c.domain.includes('members') &&
+          (c.name.toLowerCase().includes('auth') ||
+           c.name.toLowerCase().includes('sso') ||
+           c.name.toLowerCase().includes('session') ||
+           c.name.toLowerCase().includes('token'))
+        );
+
+    this.log('debug', 'Authentication cookies identified', {
+      knownSessionCookiesCount: knownSessionCookies.length,
+      authCookiesCount: authCookies.length,
+      cookies: authCookies.map(c => ({ name: c.name, domain: c.domain }))
+    });
+
+    if (authCookies.length === 0) {
+      // Last resort: if we have ANY cookies from members.iracing.com, consider it potentially valid
+      const membersCookies = iracingDomainCookies.filter(c =>
+        c.domain.includes('members.iracing.com') || c.domain === '.iracing.com'
+      );
+      
+      if (membersCookies.length > 0) {
+        this.log('info', 'No known auth cookies found, but members domain cookies exist', {
+          count: membersCookies.length,
+          cookies: membersCookies.map(c => c.name)
+        });
+        
+        // Check expiry on any of these cookies
+        const now = Math.floor(Date.now() / 1000);
+        const hasValidCookie = membersCookies.some(c =>
+          c.expires === -1 || c.expires === 0 || c.expires > (now + EXPIRY_BUFFER_SECONDS)
+        );
+        
+        return hasValidCookie
+          ? AuthenticationState.AUTHENTICATED
+          : AuthenticationState.EXPIRED;
+      }
+      
+      this.log('info', 'No iRacing authentication cookies found');
+      return AuthenticationState.UNKNOWN;
+    }
+
+    // Check if any auth cookie is still valid (not expired)
+    const now = Math.floor(Date.now() / 1000);
+    const validCookies = authCookies.filter(c => {
+      // Handle session cookies (expires = -1 or 0) and persistent cookies
+      const isSession = c.expires === -1 || c.expires === 0;
+      const isNotExpired = c.expires > (now + EXPIRY_BUFFER_SECONDS);
+      return isSession || isNotExpired;
+    });
+
+    this.log('debug', 'Cookie expiry check', {
+      now,
+      validCookiesCount: validCookies.length,
+      cookies: authCookies.map(c => ({
+        name: c.name,
+        expires: c.expires,
+        isValid: c.expires === -1 || c.expires === 0 || c.expires > (now + EXPIRY_BUFFER_SECONDS)
+      }))
+    });
+
+    if (validCookies.length > 0) {
+      this.log('info', 'Valid iRacing session cookies found', { count: validCookies.length });
+      return AuthenticationState.AUTHENTICATED;
+    }
+
+    this.log('info', 'iRacing session cookies found but all expired');
+    return AuthenticationState.EXPIRED;
+  }
+}