$ cat mvc.scm
(use awful regex)

(include "controllers.scm")
(include "routes.scm")



$ cat controllers.scm
(define (patient-edit path)
  (let* ((route (alist-ref 'patient-edit routes))
         (matcher (route-matcher route))
         (patient-id (and-let* ((match (string-match matcher path)))
                       (pathname-file (car match)))))
    (++ "Editing patient " patient-id)))



$ cat routes.scm
(define-record route matcher handler)

(define routes
  `((patient-edit . ,(make-route (regexp "/patients/edit/[0-9]+") patient-edit))))

(define (set-routes!)
  (for-each (lambda (route)
              (define-page (route-matcher route)
                (route-handler route)))
            (map cdr routes)))

(set-routes!)


$ awful mvc.scm

;; http://localhost:8080/patients/edit/123