Megatest

					 (iup:destroy! dlog)))))))
    dlog))


;;======================================================================
;;
;;======================================================================
(define (dashboard-tests:examine-test run-id test-id) ;; run-id run-key origtest)
  (let* ((db-path       (db:dbfile-path run-id)) ;; (conc (configf:lookup *configdat* "setup" "linktree") "/db/" run-id ".db"))
	 (dbstruct      (make-dbr:dbstruct path:  (db:dbfile-path #f) ;; (configf:lookup *configdat* "setup" "linktree") 
					   local: #t))
	 (testdat        (rmt:get-test-info-by-id run-id test-id)) ;; (db:get-test-info-by-id dbstruct run-id test-id))
	 (db-mod-time   0) ;; (file-modification-time db-path))
	 (last-update   0) ;; (current-seconds))
	 (request-update #t))

				     "iup:canvas action")))
		       #:wheel-cb  (lambda (obj step x y dir) ;; dir is 4 for up and 5 for down. I think.
				     (debug:catch-and-dump
				      (lambda ()
					(let* ((drawing (dboard:tabdat-drawing tabdat))
					       (scalex  (vg:drawing-scalex drawing)))
					  (dboard:tabdat-view-changed-set! tabdat #t)
					  ;; (print "step: " step " x: " x " y: " y " dir: " dir " scalex: " scalex)
					  (vg:drawing-scalex-set! drawing
								  (+ scalex
								     (if (> step 0)
									 (* scalex  0.02)
									 (* scalex -0.02))))))
				      "wheel-cb"))
		       )))

      "Clean Complete Run"
      #:action
      (lambda (obj)
        (common:run-a-command
         (conc "megatest -remove-runs -target " target
               " -runname " runname
               " -testpatt % "))))
     (iup:menu-item ;; RADT => itemize this run lists before merging with v1.61
      "Kill Complete Run"
      #:action
      (lambda (obj)
        (common:run-a-command
         (conc "megatest -set-state-status KILLREQ,n/a -target " target
               " -runname " runname
               " -testpatt % "

       (else
	(let ((labl  (iup:button "" ;; the testname labels
				 #:flat "YES" 
				 #:alignment "ALEFT"
					; #:image img1
					; #:impress img2
				 #:size  (conc cell-width btn-height)
				 #:expand  "HORIZONTAL"
				 #:fontsize btn-fontsz
				 #:action (lambda (obj)
					    (mark-for-update runs-dat)
					    (toggle-hide testnum (dboard:commondat-uidat commondat)))))) ;; (iup:attribute obj "TITLE"))))
	  (vector-set! lftcol testnum labl)
	  (loop (+ testnum 1)(cons labl res))))))
    ;; These are the headers for each row

      #:title (conc "Megatest dashboard " (current-user-name) ":" *toppath*)
      #:menu (dcommon:main-menu)
      (let* ((runs-view (iup:vbox
			 (iup:split
			  #:orientation "VERTICAL" ;; "HORIZONTAL"
			  #:value 150
			  (dboard:runs-tree-browser commondat runs-dat)
			  (iup:split
			   ;; left most block, including row names
			   (apply iup:vbox lftlst)

			   ;; right hand block, including cells
			   (iup:vbox
			    ;; the header
			    (apply iup:hbox (reverse hdrlst))
			    (apply iup:hbox (reverse bdylst)))))
			 controls
			 ))
	     ;; (data (dboard:tabdat-init (make-d:data)))
	     (tabs (iup:tabs
		    #:tabchangepos-cb (lambda (obj curr prev)
					(debug:catch-and-dump
					 (lambda ()

(define (main)
  (if (not (args:get-arg "-skip-version-check"))(common:exit-on-version-changed))
  (let* ((commondat       (dboard:commondat-make)))
    ;; Move this stuff to db.scm? I'm not sure that is the right thing to do...
    (cond 
     ((args:get-arg "-test") ;; run-id,test-id
      (let* ((dat     (let ((d (map string->number (string-split (args:get-arg "-test") ",")))) ;; RADT couldn't find string->number, though it works
			(if (> (length d) 1)
			    d
			    (list #f #f))))
	     (run-id  (car dat))
	     (test-id (cadr dat)))
	(if (and (number? run-id)
		 (number? test-id)
		 (>= test-id 0))
	    (dashboard-tests:examine-test run-id test-id)
	    (begin
	      (debug:print 3 *default-log-port* "INFO: tried to open test with invalid run-id,test-id. " (args:get-arg "-test"))
	      (exit 1)))))
     ;; ((args:get-arg "-guimonitor")
     ;;  (gui-monitor (dboard:tabdat-dblocal tabdat)))
     (else
      (dboard:commondat-uidat-set! commondat (make-dashboard-buttons commondat)) ;; (dboard:tabdat-dblocal data)

;;  PURPOSE.
;;======================================================================

;;======================================================================
;; Database access
;;======================================================================

;; dbstruct vector containing all the relevant dbs like main.db, megatest.db, run.db etc

(require-extension (srfi 18) extras tcp) ;; RADT => use of require-extension?
(use sqlite3 srfi-1 posix regex regex-case srfi-69 csv-xml s11n md5 message-digest base64 format dot-locking z3)
(import (prefix sqlite3 sqlite3:))
(import (prefix base64 base64:)) ;; RADT => prefix??

(declare (unit db))
(declare (uses common))
(declare (uses keys))
(declare (uses ods))
(declare (uses client))
(declare (uses mt))

(define *number-non-write-queries* 0)

;;======================================================================
;; SQLITE3 HELPERS
;;======================================================================

(define (db:general-sqlite-error-dump exn stmt . params)
  (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn))) ;; RADT ... how does this work?
    ;; check for (exn sqlite3) ((condition-property-accessor 'exn 'message) exn)
    (print "err-status: " err-status)
    (debug:print-error 0 *default-log-port* " query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message) exn))
    (print-call-chain (current-error-port))))

;; convert to -inline RADT => how inline?
(define (db:first-result-default db stmt default . params)
  (handle-exceptions
   exn
   (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
     ;; check for (exn sqlite3) ((condition-property-accessor 'exn 'message) exn)
     (if (eq? err-status 'done)
	 default
	 (begin
	   (debug:print-error 0 *default-log-port* " query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message) exn))
	   (print-call-chain (current-error-port))
	   default)))
   (apply sqlite3:first-result db stmt params)))

;; Get/open a database
;;    if run-id => get run specific db
;;    if #f     => get main db
;;    if db already open - return inmem
;;    if db not open, open inmem, rundb and sync then return inmem
;;    inuse gets set automatically for rundb's
;;
(define (db:get-db dbstruct run-id) ;; RADT => Where is dbstruct defined?
  (if (sqlite3:database? dbstruct) ;; pass sqlite3 databases on through
      dbstruct
      (begin
	(let ((dbdat (if (or (not run-id)
			     (eq? run-id 0))
			 (db:open-main dbstruct)
			 (db:open-rundb dbstruct run-id)
			 )))
	  dbdat))))

;;RADT => Purpose of dbdat?
;;
(define (db:dbdat-get-db dbdat)
  (if (pair? dbdat)
      (car dbdat)
      dbdat))

(define (db:dbdat-get-path dbdat)
  (if (pair? dbdat)
      (cdr dbdat)
      #f))

;; mod-read:
;;     'mod   modified data
;;     'read  read data
;; Locks the mutex and depending on 'mod or 'read passed, sets the last timestamp in dbstruct
;;
(define (db:done-with dbstruct run-id mod-read)
  (if (not (sqlite3:database? dbstruct))
      (begin
	(mutex-lock! *rundb-mutex*)
	(if (eq? mod-read 'mod)
	    (dbr:dbstruct-set-mtime! dbstruct (current-milliseconds))
	    (dbr:dbstruct-set-rtime! dbstruct (current-milliseconds)))
	(dbr:dbstruct-set-inuse! dbstruct #f)
	(mutex-unlock! *rundb-mutex*))))

;; (db:with-db dbstruct run-id sqlite3:exec "select blah from blaz;")
;; r/w is a flag to indicate if the db is modified by this query #t = yes, #f = no
;;
(define (db:with-db dbstruct run-id r/w proc . params)
  (let* ((dbdat (if (vector? dbstruct)
		    (db:get-db dbstruct run-id)
		    dbstruct)) ;; cheat, allow for passing in a dbdat
	 (db    (db:dbdat-get-db dbdat))) ;;RADT => dbdat should already be a database, why need this function
    (db:delay-if-busy dbdat)
    (handle-exceptions
     exn
     (begin
       (debug:print-error 0 *default-log-port* "sqlite3 issue in db:with-db, dbstruct=" dbstruct ", run-id=" run-id ", proc=" proc ", params=" params " error: " ((condition-property-accessor 'exn 'message) exn))
       (print-call-chain (current-error-port)))
     (let ((res (apply proc db params)))
       (if (vector? dbstruct)(db:done-with dbstruct run-id r/w)) ;; RA => Mark timestamp on defstruct RADT => How come 'mod not passed instead of r/w 
       res))))

;;======================================================================
;; K E E P   F I L E D B   I N   dbstruct
;;======================================================================

;; (define (db:get-filedb dbstruct run-id)

;; NB// #f => return dbdir only
;;      (was planned to be;  zeroth db with name=main.db)
;;
(define (db:dbfile-path run-id)
  (let* ((dbdir           (db:get-dbdir))
	 (fname           (if run-id
			      (if (eq? run-id 0) "main.db" (conc run-id ".db")) ;;main.db is assigned if run-id 0; does it mean main.db same as 1.db???
			      #f)))
    (handle-exceptions
     exn
     (begin
       (debug:print-error 0 *default-log-port* "Couldn't create path to " dbdir)
       (exit 1))
     (if (not (directory? dbdir))(create-directory dbdir #t)))
    (if fname
	(conc dbdir "/" fname) ;;RADT => why not creating fname db if does not exist here 
	dbdir)))

;; Returns the database location as specified in config file
;;
(define (db:get-dbdir)
  (or (configf:lookup *configdat* "setup" "dbdir")
      (conc (configf:lookup *configdat* "setup" "linktree") "/.db")))
	       
(define (db:set-sync db)
  (let ((syncprag (configf:lookup *configdat* "setup" "sychronous")))
    (sqlite3:execute db (conc "PRAGMA synchronous = " (or syncprag 1) ";")))) ;; RADT => advantage of PRAGMA here??

;; open an sql database inside a file lock
;;
;; returns: db existed-prior-to-opening
;;
(define (db:lock-create-open fname initproc)
  ;; (if (file-exists? fname)

		  (dbr:dbstruct-set-refdb!  dbstruct refdb)
		  (db:sync-tables db:sync-tests-only inmem refdb) ;; use inmem as the reference, don't read again from db
		  ;; sync once more to deal with delays?
		  ;; (db:sync-tables db:sync-tests-only db inmem)
		  ;; (db:sync-tables db:sync-tests-only inmem refdb)
		  inmem)))))))

;; This routine creates the db if not already present. It is only called if the db is not already ls opened
;;
(define (db:open-main dbstruct) ;;  (conc *toppath* "/megatest.db") (car *configinfo*))) 
  (let ((mdb (dbr:dbstruct-get-main dbstruct))) ;; RA => Returns the first reference in dbstruct
    (if mdb
	mdb
	(begin
	  (mutex-lock! *rundb-mutex*)
	  (let* ((dbpath       (db:dbfile-path 0))
		 (dbexists     (file-exists? dbpath))
		 (db           (db:lock-create-open dbpath db:initialize-main-db))

			   ;; this test is younger, store it in the hash
			   (hash-table-set! tests-hash full-testname testdat))))
		   results)
		  (if (null? tal)
		      (map cdr (hash-table->alist tests-hash)) ;; return a list of the most recent tests
		      (loop (car tal)(cdr tal))))))))))

;; Function recursively checks if <db>.journal exists; if yes means db busy; call itself after delayed interval
;; 
(define (db:delay-if-busy dbdat #!key (count 6))
  (if (not (configf:lookup *configdat* "server" "delay-on-busy")) ;;RADT => two conditions in a if block?? also understand what config looked up
      (and dbdat (db:dbdat-get-db dbdat))
      (if dbdat
	  (let* ((dbpath (db:dbdat-get-path dbdat))
		 (db     (db:dbdat-get-db   dbdat)) ;; we'll return this so (db:delay--if-busy can be called inline
		 (dbfj   (conc dbpath "-journal")))
	    (if (handle-exceptions
		 exn
		 (begin
		   (debug:print-info 0 *default-log-port* "WARNING: failed to test for existance of " dbfj)
		   (thread-sleep! 1)
		   (db:delay-if-busy count (- count 1))) ;; RADT => Don't we need to sent a dbstruct here?
		 (file-exists? dbfj))
		(case count
		  ((6)
		   (thread-sleep! 0.2)
		   (db:delay-if-busy count: 5))
		  ((5)
		   (thread-sleep! 0.4)

		   (db:delay-if-busy count: 1))
		  ((1)
		   (thread-sleep! 6.4)
		   (db:delay-if-busy count: 0))
		  (else
		   (debug:print-info 0 *default-log-port* "delaying db access due to high database load.")
		   (thread-sleep! 12.8))))
	    db) ;; RADT => why does it need to return db, not #t
	  "bogus result from db:delay-if-busy")))

(define (db:test-get-records-for-index-file dbstruct run-id test-name)
  (let ((res '()))
    (db:with-db
     dbstruct
     run-id

(define (make-dbr:dbstruct #!key (path #f)(local #f))
  (let ((v (make-vector 15 #f)))
    (dbr:dbstruct-set-path! v path)
    (dbr:dbstruct-set-local! v local)
    (dbr:dbstruct-set-locdbs! v (make-hash-table))
    v))

;; Returns the database for a particular run-id fron the dbstruct:localdbs
;;
(define (dbr:dbstruct-get-localdb v run-id)
  (hash-table-ref/default (dbr:dbstruct-get-locdbs v) run-id #f))

(define (dbr:dbstruct-set-localdb! v run-id db)
  (hash-table-set! (dbr:dbstruct-get-locdbs v) run-id db))

  (conc (db:test-get-testname vec) "/" (db:test-get-item-path vec)))

;; replace runs:make-full-test-name with this routine
(define (db:test-make-full-name testname itempath)
  (if (equal? itempath "") testname (conc testname "/" itempath)))

(define-inline (db:test-get-first_err    vec) (printable (vector-ref vec 15)))
(define-inline (db:test-get-first_warn   vec) (printable (vector-ref vec 16))) ;; RADT => reference 16 is repeated

(define-inline (db:test-set-cpuload!  vec val)(vector-set! vec 7 val))
(define-inline (db:test-set-diskfree! vec val)(vector-set! vec 8 val))
(define-inline (db:test-set-testname! vec val)(vector-set! vec 2 val))
(define-inline (db:test-set-state!    vec val)(vector-set! vec 3 val))
(define-inline (db:test-set-status!   vec val)(vector-set! vec 4 val))
(define-inline (db:test-set-run_duration! vec val)(vector-set! vec 12 val))
(define-inline (db:test-set-final_logf! vec val)(vector-set! vec 13 val))

;; Test record utility functions

;; Is a test a toplevel?
;;
(define (db:test-get-is-toplevel vec)
  (and (equal? (db:test-get-item-path vec) "")      ;; test is not an item
       (equal? (db:test-get-uname vec)     "n/a"))) ;; test has never been run

;; make-vector-record "" db mintest id run_id testname state status event_time item_path
;; RADT => purpose of mintest??
;;
(define (make-db:mintest)(make-vector 7))
(define-inline (db:mintest-get-id           vec)    (vector-ref  vec 0))
(define-inline (db:mintest-get-run_id       vec)    (vector-ref  vec 1))
(define-inline (db:mintest-get-testname     vec)    (vector-ref  vec 2))
(define-inline (db:mintest-get-state        vec)    (vector-ref  vec 3))
(define-inline (db:mintest-get-status       vec)    (vector-ref  vec 4))

		    #f   ;; I think we are truly done here
		    (list (runs:queue-next-hed newtal reg reglen regfull)
			    (runs:queue-next-tal newtal reg reglen regfull)
			    (runs:queue-next-reg newtal reg reglen regfull)
			    reruns)))))))))

;; scan a list of tests looking to see if any are potentially runnable
;;
(define (runs:runable-tests tests)
  (filter (lambda (t)
	    (if (not (vector? t))
		t
		(let ((state  (db:test-get-state t))
		      (status (db:test-get-status t)))
		  (case (string->symbol state)