finished client endpoints

src/guards/client.guard.ts

@@ -0,0 +1,49 @@
+import { UnauthorizedException } from '@nestjs/common';
+import { AuthGuard } from '@nestjs/passport';
+import * as jwt from 'jsonwebtoken';
+
+export class ClientGuard extends AuthGuard('jwt') {
+  handleRequest(err, user, info, context) {
+    if (err || !user) {
+      throw err || new UnauthorizedException();
+    }
+
+    const request = context.switchToHttp().getRequest();
+    const token = this.extractTokenFromHeader(request);
+
+    if (!token) {
+      throw new UnauthorizedException('Token not found');
+    }
+
+    try {
+      const decoded = jwt.decode(token);
+      if (!this.validateToken(decoded)) {
+        throw new UnauthorizedException('Invalid token');
+      }
+    } catch (err) {
+      throw new UnauthorizedException('Invalid token');
+    }
+
+    return user;
+  }
+
+  private extractTokenFromHeader(request): string | null {
+    const authHeader = request.headers.authorization;
+    if (authHeader && authHeader.startsWith('Bearer ')) {
+      return authHeader.split(' ')[1];
+    }
+    return null;
+  }
+
+  private validateToken(decoded: any): boolean {
+    if (
+      decoded &&
+      decoded.client &&
+      decoded.client.clientId &&
+      decoded.client.uuid
+    ) {
+      return true;
+    }
+    return false;
+  }
+}