;;======================================================================
;; Copyright 2017, Matthew Welland.
;; 
;; This file is part of Megatest.
;; 
;;     Megatest is free software: you can redistribute it and/or modify
;;     it under the terms of the GNU General Public License as published by
;;     the Free Software Foundation, either version 3 of the License, or
;;     (at your option) any later version.
;; 
;;     Megatest is distributed in the hope that it will be useful,
;;     but WITHOUT ANY WARRANTY; without even the implied warranty of
;;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;     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/>.

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

(declare (unit rmtmod))
(declare (uses debugprint))
(declare (uses commonmod))
(declare (uses dbfile))    ;; needed for records

;; (declare (uses apimod))
;; (declare (uses apimod.import))
;; (declare (uses ulex))

;; (include "ulex/ulex.scm")

(module rmtmod
	*
	
(import scheme chicken data-structures extras matchable srfi-69)
(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18)
(import commonmod dbfile debugprint) ;; (prefix commonmod cmod:))
;; (import apimod)
;; (import (prefix ulex ulex:))

(include "db_records.scm")

(defstruct alldat
  (areapath #f)
  (ulexdat  #f)
  )

;; hold the send-receive proc in this parameter
(define rmtmod:send-receive #f) ;; (make-parameter #f))

;;======================================================================
;; M I S C
;;======================================================================

;; hand off a call to one of the db:queries statements
;; added run-id to make looking up the correct db possible 
;;
(define (rmt:general-call stmtname run-id . params)
  (rmtmod:send-receive 'general-call run-id (append (list stmtname run-id) params)))



;;======================================================================
;; import an sexpr file into the db
;;======================================================================

(define (rmt:import-sexpr sexpr-file)
  (if (file-exists? sexpr-file)
      (let* ((data (with-input-from-file sexpr-file read)))
	(for-each
	 (lambda (targ-dat)
	   (rmt:import-target targ-dat)) ;; ("target" ("run1" ("data" (1 ("field" . "value") ...
	 data))
      (let* ((msg (conc "ERROR: file "sexpr-file" not found")))
	(debug:print 0 *default-log-port* msg)
	(cons #f msg))))

(define (rmt:import-target targ-dat)
  (let* ((target (car targ-dat))
	 (data   (cdr targ-dat)))
    (for-each
     (lambda (run-dat)
       (rmt:import-run target run-dat)) ;; ("runname" ("data" ("testid" ("field" . "value") ...
     data)))

(define (rmt:import-run target run-dat)
  (let* ((runname    (car run-dat))
	 (all-dat    (cdr run-dat))
	 (tests-data (alist-ref "data" all-dat equal?))
	 (run-meta   (alist-ref "meta" all-dat equal?))
	 (run-id     (rmt:insert-run target runname run-meta)))
    (for-each
     (lambda (test-dat)
       (let* ((test-id  (car test-dat))
	      (test-rec (cdr test-dat)))
	 (rmt:insert-test run-id test-rec)))
     tests-data)))

;; insert run if not there, return id either way
(define (rmt:insert-run target runname run-meta)
  ;; look for id, return if found
  (debug:print 0 *default-log-port* "Insert run: "target"/"runname)
  (let* ((runs (rmtmod:send-receive 'simple-get-runs #f
				    ;;    runpatt count offset target last-update)
				    (list runname #f    #f     target #f))))
    (if (null? runs)
	(rmtmod:send-receive 'insert-run #f (list target runname run-meta))
	(simple-run-id (car runs)))))

(define (rmt:insert-test run-id test-rec)
  (let* ((testname  (alist-ref "testname" test-rec equal?))
	 (item-path (alist-ref "item_path" test-rec equal?)))
    (debug:print 0 *default-log-port* "   Insert test in run "run-id": "testname"/"item-path)
    (rmtmod:send-receive 'insert-test run-id test-rec)))

;;======================================================================
;;  T E S T S
;;======================================================================

;; Just some syntatic sugar
(define (rmt:register-test run-id test-name item-path)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmt:general-call 'register-test run-id run-id test-name item-path))

(define (rmt:get-test-id run-id testname item-path)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmtmod:send-receive 'get-test-id run-id (list run-id testname item-path)))

(define (rmt:get-test-info-by-id run-id test-id)
  (if (number? test-id)
      (rmtmod:send-receive 'get-test-info-by-id run-id (list run-id test-id))
      (begin
	(debug:print 0 *default-log-port* "WARNING: Bad data handed to rmt:get-test-info-by-id run-id=" run-id ", test-id=" test-id)
	(print-call-chain (current-error-port))
	#f)))

(define (rmt:get-test-state-status-by-id run-id test-id)
  (rmtmod:send-receive 'get-test-state-status-by-id run-id (list run-id test-id)))

(define (rmt:test-get-rundir-from-test-id run-id test-id)
  (rmtmod:send-receive 'test-get-rundir-from-test-id run-id (list run-id test-id)))

;; (define (rmt:open-test-db-by-test-id run-id test-id #!key (work-area #f))
;;   (assert (number? run-id) "FATAL: Run id required.")
;;   (let* ((test-path (if (string? work-area)
;; 			work-area
;; 			(rmt:test-get-rundir-from-test-id run-id test-id))))
;;     (debug:print 3 *default-log-port* "TEST PATH: " test-path)
;;     (open-test-db test-path)))

;; WARNING: This currently bypasses the transaction wrapped writes system
(define (rmt:test-set-state-status-by-id run-id test-id newstate newstatus newcomment)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmtmod:send-receive 'test-set-state-status-by-id run-id (list run-id test-id newstate newstatus newcomment)))

(define (rmt:set-tests-state-status run-id testnames currstate currstatus newstate newstatus)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmtmod:send-receive 'set-tests-state-status run-id (list run-id testnames currstate currstatus newstate newstatus)))

(define (rmt:get-tests-for-run run-id testpatt states statuses offset limit not-in sort-by sort-order qryvals last-update mode)
  (assert (number? run-id) "FATAL: Run id required.")
  ;; (if (number? run-id)
  (rmtmod:send-receive 'get-tests-for-run run-id (list run-id testpatt states statuses offset limit not-in sort-by sort-order qryvals last-update mode)))
  ;;    (begin
  ;;	(debug:print-error 0 *default-log-port* "rmt:get-tests-for-run called with bad run-id=" run-id)
  ;;	(print-call-chain (current-error-port))
  ;;	'())))

(define (rmt:get-tests-for-run-state-status run-id testpatt last-update)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmtmod:send-receive 'get-tests-for-run-state-status run-id (list run-id testpatt last-update)))

;; get stuff via synchash 
(define (rmt:synchash-get run-id proc synckey keynum params)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmtmod:send-receive 'synchash-get run-id (list run-id proc synckey keynum params)))

(define (rmt:get-tests-for-run-mindata run-id testpatt states status not-in)
  (assert (number? run-id) "FATAL: Run id required.")
  (rmtmod:send-receive 'get-tests-for-run-mindata run-id (list run-id testpatt states status not-in)))
  
;;======================================================================
;; Maintenance
;;======================================================================


(define (rmt:get-toplevels-and-incompletes run-id running-deadtime remotehoststart-deadtime)
  (rmtmod:send-receive 'get-toplevels-and-incompletes run-id (list run-id running-deadtime remotehoststart-deadtime)))

(define (rmt:get-status-from-final-status-file run-dir)
  (let ((infile (conc run-dir "/.final-status")))
    ;; first verify we are able to write the output file
    (if (not (file-read-access? infile))
        (begin 
	  (debug:print 2 *default-log-port* "ERROR: cannot read " infile)
          (debug:print 2 *default-log-port* "ERROR: run-dir is " run-dir)
          #f
          )
        (with-input-from-file infile read-lines)
	)))
  

)
