Megatest

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

(use format)

(declare (uses common))
(require-library iup)
(import (prefix iup iup:))

(declare (uses mtargs))
(use canvas-draw)
(import canvas-draw-iup)
(use ducttape-lib)
(use sqlite3 srfi-1 posix regex regex-case srfi-69 typed-records sparse-vectors) ;; defstruct
(import (prefix sqlite3 sqlite3:))
(import dbfile)

(declare (uses common))
(declare (uses margs))
(declare (uses keys))
(declare (uses items))
(declare (uses mtargs.import))
(declare (uses keys))
(declare (uses items))
(declare (uses debugprint))
(declare (uses debugprint.import))
(declare (uses db))
(declare (uses configf))
(declare (uses process))
(declare (uses launch))
(declare (uses runs))
(declare (uses dashboard-tests))
(declare (uses tree))
(declare (uses dcommon))
(declare (uses dashboard-context-menu))
(declare (uses vg))
(declare (uses subrun))
(declare (uses mt))
(declare (uses dbmod))
(declare (uses rmtmod))
(declare (uses dbfile))        
(declare (uses dbfile))
(declare (uses commonmod))
(declare (uses commonmod.import))

(use format)

(require-library iup)
(import (prefix iup iup:))

(use canvas-draw)
(import canvas-draw-iup
	(prefix sqlite3 sqlite3:))

(use ducttape-lib)
(use sqlite3 srfi-1 posix regex regex-case srfi-69 typed-records sparse-vectors) ;; defstruct

(import commonmod
	(prefix mtargs args:)
	dbmod
	dbfile
	rmtmod
	debugprint)

(include "common_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "task_records.scm")
(include "megatest-version.scm")
(include "megatest-fossil-hash.scm")
(include "vg_records.scm")

;; set some parameters here - these need to be put in something that can be loaded from other
;; executables such as dashboard and mtutil
;;
(include "dashboard-transport-mode.scm")
(dbfile:db-init-proc db:initialize-main-db)
(set! rmtmod:send-receive rmt:send-receive)

(define help (conc 
	      "Megatest Dashboard, documentation at http://www.kiatoa.com/fossils/megatest version " megatest-version 
              " license GPL, Copyright (C) Matt Welland 2012-2017

Usage: dashboard [options]
  -h                    : this help
  -test run-id test-id  : open a test control panel on this test
  -skip-version-check   : skip the version check
  -rows R         : set number of rows
  -cols C         : set number of columns
  -start-dir dir  : start dashboard in the given directory
  -target target  : filter runs tab to given target.
  -debug  n[,n]   : set debug level(s) e.g. -debug 4 or -debug 0,9
  -repl           : Start a chicken scheme interpreter
  -mode MODE      : tcp or nfs
"
))


;; process args
(define remargs (args:get-args 
		 (argv)
                 ;; parameters (need arguments)
		 (list  "-rows"
			"-cols"
			"-test" ;; given a run id and test id, open only a test control panel on that test..
			"-debug"
                        "-start-dir"
                        "-target"
			"-mode"  ;; tcp or nfs
			) 
                 ;; switches (don't take arguments)
		 (list  "-h"
			"-skip-version-check"
			"-repl"
			"-:p"     ;; ignore the built in chicken profiling switch
			)
		 args:arg-hash
		 0))

(if (args:get-arg "-mode")
    (let* ((mode (string->symbol (args:get-arg "-mode"))))
      (rmt:transport-mode mode)))
    

(if (args:get-arg "-test") ;; need to use tcp for test control panel
    (rmt:transport-mode 'tcp))

;; RA => Might require revert for filters 
;; create a watch dog to move changes from lt/.db/*.db to megatest.db
;;
;;;(if (file-write-access? (conc *toppath* "/megatest.db"))
;;(debug:print-info 13 *default-log-port* "Before common:watchdog spawn")

;; (thread-start! (make-thread common:watchdog "Watchdog thread"))

   (dboard:commondat-tabdats commondat)
   tabnum
   tabdat))

;; gets and calls updater list based on curr-tab-num
;;
(define (dboard:common-run-curr-updaters commondat #!key (tab-num #f))
  (sync-db-to-tmp (dboard:common-get-tabdat commondat tab-num: tab-num))
  ;; (sync-db-to-tmp (dboard:common-get-tabdat commondat tab-num: tab-num)) ;; no longer applies

  ;; maybe need sleep here?

  
  (if (dboard:common-get-tabdat commondat tab-num: tab-num) ;; only update if there is a tabdat
      (let* ((tnum     (or tab-num (dboard:commondat-curr-tab-num commondat)))
	     (updaters (hash-table-ref/default (dboard:commondat-updaters commondat)
					       tnum
					       '())))
	(debug:print 4 *default-log-port* "Found these updaters: " updaters " for tab-num: " tnum)
	(for-each ;; perform the function calls for the complete updaters list

  ;; runs summary view
  
  tests-tree       ;; used in newdashboard
  )

;; register tabdat with BBpp
;; this is used by BBpp (Brandon's pretty printer) to convert dboard:tabdat into a composition of lists that pp will handle
(hash-table-set! *BBpp_custom_expanders_list* TABDAT:
                 (cons dboard:tabdat?
                       (lambda (tabdat-item)
                         (filter
                          (lambda (alist-entry)
                            (member (car alist-entry)
                                    '(allruns-by-id allruns))) ;; FIELDS OF INTEREST
                          (dboard:tabdat->alist tabdat-item)))))
;; (hash-table-set! *BBpp_custom_expanders_list* TABDAT:
;;                  (cons dboard:tabdat?
;;                        (lambda (tabdat-item)
;;                          (filter
;;                           (lambda (alist-entry)
;;                             (member (car alist-entry)
;;                                     '(allruns-by-id allruns))) ;; FIELDS OF INTEREST
;;                           (dboard:tabdat->alist tabdat-item)))))



(define (dboard:tabdat-target-string vec)
  (let ((targ (dboard:tabdat-target vec)))
    (if (list? targ)(string-intersperse targ "/") "no-target-specified")))

(define (dboard:runsdat-make-init)
  (make-dboard:runsdat
   runs-index: (make-hash-table)
   tests-index: (make-hash-table)
   matrix-dat: (make-sparse-array)))

;; duplicated in dcommon.scm
;;
;; used to keep the rundata from rmt:get-tests-for-run
;; in sync. 
;;
(defstruct dboard:rundat
  run
  tests-drawn    ;; list of id's already drawn on screen
  tests-notdrawn ;; list of id's NOT already drawn
  rowsused       ;; hash of lists covering what areas used - replace with quadtree
  hierdat        ;; put hierarchial sorted list here
  tests          ;; hash of id => testdat
  ((tests-by-name (make-hash-table)) : hash-table) ;; hash of testfullname => testdat
  key-vals
  ((last-update   0)                 : number)    ;; last query to db got records from before last-update
  ((last-db-time  0)                 : number)    ;; last timestamp on main.db
  ((data-changed  #f)                : boolean)   
  ((run-data-offset  0)              : number)      ;; get only 100 items per call, set back to zero when received less than 100 items
  (db-path #f))
;; ;; used to keep the rundata from rmt:get-tests-for-run
;; ;; in sync. 
;; ;;
;; (defstruct dboard:rundat
;;   run
;;   tests-drawn    ;; list of id's already drawn on screen
;;   tests-notdrawn ;; list of id's NOT already drawn
;;   rowsused       ;; hash of lists covering what areas used - replace with quadtree
;;   hierdat        ;; put hierarchial sorted list here
;;   tests          ;; hash of id => testdat
;;   ((tests-by-name (make-hash-table)) : hash-table) ;; hash of testfullname => testdat
;;   key-vals
;;   ((last-update   0)                 : number)    ;; last query to db got records from before last-update
;;   ((last-db-time  0)                 : number)    ;; last timestamp on main.db
;;   ((data-changed  #f)                : boolean)   
;;   ((run-data-offset  0)              : number)      ;; get only 100 items per call, set back to zero when received less than 100 items
;;   (db-path #f))

;; for the new runs view lets build up a few new record types and then consolidate later
;;
;; this is a two level deep pipeline for the incoming data:
;;   sql query data ==> filters ==> data for display
;;
(defstruct dboard:rdat

  status
  start-time
  duration
  )

;; register dboard:rundat with BBpp
;; this is used by BBpp (Brandon's pretty printer) to convert dboard:rundat into a composition of lists that pp will handle
(hash-table-set! *BBpp_custom_expanders_list* RUNDAT:
                 (cons dboard:rundat?
                       (lambda (tabdat-item)
                         (filter
                          (lambda (alist-entry)
                            (member (car alist-entry)
                                    '(run run-data-offset ))) ;; FIELDS OF INTEREST
                          (dboard:rundat->alist tabdat-item)))))
;; (hash-table-set! *BBpp_custom_expanders_list* RUNDAT:
;;                  (cons dboard:rundat?
;;                        (lambda (tabdat-item)
;;                          (filter
;;                           (lambda (alist-entry)
;;                             (member (car alist-entry)
;;                                     '(run run-data-offset ))) ;; FIELDS OF INTEREST
;;                           (dboard:rundat->alist tabdat-item)))))




(define (dboard:rundat-make-init #!key (run #f)(key-vals #f)(tests #f));; -100 is before time began
  (make-dboard:rundat 
   run: run

                        ;;(dboard:tabdat-filters-changed tabdat))
                        0
                        (dboard:rundat-last-update run-dat)))
	 (last-db-time (if do-not-use-db-file-timestamps
			   0
			   (dboard:rundat-last-db-time run-dat)))
	 (db-path      (or (dboard:rundat-db-path run-dat)
			   (let* ((db-dir (common:get-db-tmp-area))
				  (db-pth (conc db-dir "/.megatest/main.db")))
			   (let* ((db-dir (get-environment-variable "MT_RUN_AREA_HOME")) ;;  (common:get-db-tmp-area))
				  (db-pth (conc db-dir "/.mtdb/main.db")))
			     (dboard:rundat-db-path-set! run-dat db-pth)
			     db-pth)))
	 (db-mod-time  (common:lazy-sqlite-db-modification-time db-path))
	 (db-modified  (>= db-mod-time last-db-time))
	 (multi-get    (> (dboard:rundat-run-data-offset run-dat) 0))  ;; multi-get in progress
	 (tmptests     (if (or do-not-use-db-file-timestamps
			       (dboard:tabdat-filters-changed tabdat)

;; optimized to get runs constrained by what is visible on the screen
;;  - not appropriate for where all the runs are needed
;;
(define (update-buttons tabdat uidat numruns numtests)
  (let* ((runs        (if (> (length (dboard:tabdat-allruns tabdat)) numruns)
			  (take-right (dboard:tabdat-allruns tabdat) numruns)
			  (pad-list (dboard:tabdat-allruns tabdat) numruns)))
			  (pad-list   (dboard:tabdat-allruns tabdat) numruns)))
	 (lftcol      (dboard:uidat-get-lftcol uidat))
	 (tableheader (dboard:uidat-get-header uidat))
	 (table       (dboard:uidat-get-runsvec uidat))
	 (coln        0)
	 (all-test-names (make-hash-table))
	 (use-bgcolor (equal? (configf:lookup *configdat* "dashboard" "use-bgcolor") "yes")) ;; doesn't work
	 )

(define (dboard:get-last-db-update tabdat context)
  (hash-table-ref/default (dboard:tabdat-last-db-update tabdat) context 0))

(define (dboard:set-last-db-update! tabdat context newtime)
  (hash-table-set! (dboard:tabdat-last-db-update tabdat) context newtime))

;; DOES NOT WORK RELIABLY WITH /tmp WAL mode files. Timestamps only change when the db
;; is closed (I think). If db dir starts with /tmp always return true
;;
(define (dashboard:database-changed? commondat tabdat #!key (context-key 'default))
  (let* ((run-update-time (current-seconds))
	 (dbdir           (dboard:tabdat-dbdir tabdat))
         (dbdir           *toppath*)
	 (modtime         (dashboard:get-youngest-run-db-mod-time dbdir))
	 (recalc          (dashboard:recalc modtime 
					    (dboard:commondat-please-update commondat) 
					    (dboard:get-last-db-update tabdat context-key))))
    ;; (dboard:tabdat-last-db-update tabdat))))
    (if recalc 
	(dboard:set-last-db-update! tabdat context-key run-update-time))
    (dboard:commondat-please-update-set! commondat #f)
    recalc))

;; point inside line
;;

;;======================================================================

(stop-the-train)

(define (main)
  ;; (print "Starting dashboard main")
    
  (let* ((mtdb-path (conc *toppath* "/.megatest/main.db"))
  (let* ((mtdb-path (conc *toppath* "/.mtdb/main.db"))
         (target (args:get-arg "-target"))
         (commondat       (dboard:commondat-make)))
    (if target
        (begin
          (args:remove-arg-from-ht "-target")
          (dboard:commondat-target-set! commondat target)
        )

(define last-copy-time 0)


;; Sync to tmp only if in read-only mode.

(define (sync-db-to-tmp tabdat)
  (let* ((db-file "./.megatest/main.db"))
  (let* ((db-file "./.mtdb/main.db"))
    (if (and (not (file-write-access? db-file)) ( > (current-seconds) (+ last-copy-time 5)))
      (begin
        (db:multi-db-sync (db:setup #f) 'old2new)
        (set! last-copy-time (current-seconds))
      )
    )
  )