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;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
;;
;;======================================================================

;; (use trace)

(include "altdb.scm")

;; Some of these routines use:
;;
;;     http://www.cs.toronto.edu/~gfb/scheme/simple-macros.html
;;
;; Syntax for defining macros in a simple style similar to function definiton,
;;  when there is a single pattern for the argument list and there are no keywords.
;;
;; (define-simple-syntax (name arg ...) body ...)
;;

(define-syntax define-simple-syntax
  (syntax-rules ()
    ((_ (name arg ...) body ...)
     (define-syntax name (syntax-rules () ((name arg ...) (begin body ...)))))))

;; (define-syntax common:handle-exceptions
;;   (syntax-rules ()
;;     ((_ exn-in errstmt ...)(handle-exceptions exn-in errstmt ...))))

(define-syntax common:debug-handle-exceptions
  (syntax-rules ()
    ((_ debug exn errstmt body ...)
     (if debug
	 (begin body ...)
	 (handle-exceptions exn errstmt body ...)))))

(define-syntax common:handle-exceptions
  (syntax-rules ()
    ((_ exn errstmt body ...)
     (begin body ...))))

;; (define handle-exceptions common:handle-exceptions)

;; iup callbacks are not dumping the stack, this is a work-around
;;
(define-simple-syntax (debug:catch-and-dump proc procname)
  (handle-exceptions
   exn
   (begin
     (print-call-chain (current-error-port))
     (with-output-to-port (current-error-port)
       (lambda ()
	 (print ((condition-property-accessor 'exn 'message) exn))
	 (print "Callback error in " procname)
	 (print "Full condition info:\n" (condition->list exn)))))
   (proc)))

;; Need a mutex protected way to get and set values
;; or use (define-simple-syntax ??
;;
(define-inline (with-mutex mtx accessor record . val)
  (mutex-lock! mtx)
  (let ((res (apply accessor record val)))
    (mutex-unlock! mtx)
    res))

;; this was cached based on results from profiling but it turned out the profiling
;; somehow went wrong - perhaps too many processes writing to it. Leaving the caching
;; in for now but can probably take it out later.
;;
(define (debug:calc-verbosity vstr)
  (or (hash-table-ref/default *verbosity-cache* vstr #f)
      (let ((res (cond
                  ((number? vstr) vstr)
                  ((not (string?  vstr))   1)
                  ;; ((string-match  "^\\s*$" vstr) 1)
                  (vstr           (let ((debugvals  (filter number? (map string->number (string-split vstr ",")))))
                                    (cond
                                     ((> (length debugvals) 1) debugvals)
                                     ((> (length debugvals) 0)(car debugvals))
                                     (else 1))))
                  ((args:get-arg "-v")   2)
                  ((args:get-arg "-q")    0)
                  (else                   1))))
        (hash-table-set! *verbosity-cache* vstr res)
        res)))

;; check verbosity, #t is ok
(define (debug:check-verbosity verbosity vstr)
  (if (not (or (number? verbosity)
	       (list?   verbosity)))
      (begin
	(print "ERROR: Invalid debug value \"" vstr "\"")
	#f)
      #t))

(define (debug:debug-mode n)
  (cond
   ((and (number? *verbosity*)   ;; number number
	 (number? n))
    (<= n *verbosity*))
   ((and (list? *verbosity*)     ;; list   number
	 (number? n))
    (member n *verbosity*))
   ((and (list? *verbosity*)     ;; list   list
	 (list? n))
    (not (null? (lset-intersection! eq? *verbosity* n))))
   ((and (number? *verbosity*)
	 (list? n))
    (member *verbosity* n))))

(define (debug:setup)
  (let ((debugstr (or (args:get-arg "-debug")
		      (getenv "MT_DEBUG_MODE"))))
    (set! *verbosity* (debug:calc-verbosity debugstr))
    (debug:check-verbosity *verbosity* debugstr)
    ;; if we were handed a bad verbosity rule then we will override it with 1 and continue
    (if (not *verbosity*)(set! *verbosity* 1))
    (if (or (args:get-arg "-debug")
	    (not (getenv "MT_DEBUG_MODE")))
	(setenv "MT_DEBUG_MODE" (if (list? *verbosity*)
				    (string-intersperse (map conc *verbosity*) ",")
				    (conc *verbosity*))))))
  
(define (debug:print n e . params)
  (if (debug:debug-mode n)
      (with-output-to-port (or e (current-error-port))
	(lambda ()
	  (if *logging*
	      (db:log-event (apply conc params))
	      (apply print params)
	      )))))

;; Brandon's debug printer shortcut (indulge me :)
(define *BB-process-starttime* (current-milliseconds))
(define (BB> . in-args)
  (let* ((stack (get-call-chain))
         (location "??"))
    (for-each
     (lambda (frame)
       (let* ((this-loc (vector-ref frame 0))
              (temp     (string-split (->string this-loc) " "))
              (this-func (if (and (list? temp) (> (length temp) 1)) (cadr temp) "???")))
         (if (equal? this-func "BB>")
             (set! location this-loc))))
     stack)
    (let* ((color-on "\x1b[1m")
           (color-off "\x1b[0m")
           (dp-args
            (append
             (list 0 *default-log-port*
                   (conc color-on location "@"(/ (- (current-milliseconds) *BB-process-starttime*) 1000) color-off "   ")  )
             in-args)))
      (apply debug:print dp-args))))

(define *BBpp_custom_expanders_list* (make-hash-table))



;; register hash tables with BBpp.
(hash-table-set! *BBpp_custom_expanders_list* HASH_TABLE:
                 (cons hash-table? hash-table->alist))

;; test name converter
(define (BBpp_custom_converter arg)
  (let ((res #f))
    (for-each
     (lambda (custom-type-name)
       (let* ((custom-type-info      (hash-table-ref *BBpp_custom_expanders_list* custom-type-name))
              (custom-type-test      (car custom-type-info))
              (custom-type-converter (cdr custom-type-info)))
         (when (and (not res) (custom-type-test arg))
           (set! res (custom-type-converter arg)))))
     (hash-table-keys *BBpp_custom_expanders_list*))
    (if res (BBpp_ res) arg)))

(define (BBpp_ arg)
  (cond
   ;;((SOMESTRUCT? arg) (cons SOMESTRUCT: (SOMESTRUCT->alist arg)))
   ;;((dboard:tabdat? arg) (cons dboard:tabdat: (dboard:tabdat->alist arg)))
   ((hash-table? arg)
    (let ((al (hash-table->alist arg)))
      (BBpp_ (cons HASH_TABLE: al))))
   ((null? arg) '())
   ;;((list? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
   ((pair? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
   (else (BBpp_custom_converter arg))))

;; Brandon's pretty printer.  It expands hashes and custom types in addition to regular pp
(define (BBpp arg)
  (pp (BBpp_ arg)))

;(use define-macro)
(define-syntax inspect
  (syntax-rules ()
    [(_ x)
    ;; (with-output-to-port (current-error-port)
       (printf "~a is: ~a\n" 'x (with-output-to-string (lambda () (BBpp x))))
     ;;  )
     ]
    [(_ x y ...) (begin (inspect x) (inspect y ...))]))

(define (debug:print-error n e . params)
  ;; normal print
  (if (debug:debug-mode n)
      (with-output-to-port (if (port? e) e (current-error-port))
	(lambda ()
	  (if *logging*
	      (db:log-event (apply conc params))
	      ;; (apply print "pid:" (current-process-id) " " params)
	      (apply print "ERROR: " params)
	      ))))
  ;; pass important messages to stderr
  (if (and (eq? n 0)(not (eq? e (current-error-port)))) 
      (with-output-to-port (current-error-port)
	(lambda ()
	  (apply print "ERROR: " params)
	  ))))

(define (debug:print-info n e . params)
  (if (debug:debug-mode n)
      (with-output-to-port (if (port? e) e (current-error-port))
	(lambda ()
	  (if *logging*
	      (let ((res (format#format #f "INFO: (~a) ~a" n (apply conc params))))
		(db:log-event res))
	      ;; (apply print "pid:" (current-process-id) " " "INFO: (" n ") " params) ;; res)
	      (apply print "INFO: (" n ") " params) ;; res)
	      )))))



;; if a value is printable (i.e. string or number) return the value
;; else return an empty string
(define-inline (printable val)
  (if (or (number? val)(string? val)) val ""))








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;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
;;
;;======================================================================

;; (use trace)
(use typed-records)











;; moved to commonmod