ln_store.scm

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|#

;; logical storing of data and instances

(include "data.scm")
(include "waveform.scm")
(include "event.scm")
(include "raw.scm")
(include "fifo.scm")
(include "file.scm")
(include "instance.scm")
(include "ln_store-tests.scm")

(define store:list (make-table))

(define (store? name)
  (and (string? name) (table-ref store:list name #f)))

(define (store-list) (map car (table->list store:list)))

(define (make-store name)
  (if (not (table-ref store:list name #f)) (begin
    (table-set! store:list name
      (vector (make-table init: #f) ;; data
              (make-table init: #f) ;; category
              (make-table init: #f) ;; wdata
              (make-table init: #f) ;; wscaling
              (make-table init: #f) ;; instances
              (make-table init: #f) ;; raw
        ))
      (store-set! name "StoreID" name)))
  name)

(define (destroy-store! name) (table-set! store:list name))

;; Export/import data functions
(define (store-export-data)
  (map (lambda (l)
    (let ((name (car l))
          (vec (cdr l)))
      (list name (table-copy (vector-ref vec 0)) (table-copy (vector-ref vec 1)))
    )) (table->list store:list)))

(define (store-import-data data)
  (for-each (lambda (d)
    (let* ((name (make-store (car d)))
           (t (table-ref store:list name)))
      (vector-set! t 0 (cadr d))
      (vector-set! t 1 (caddr d))
    )) data))

;; Internal structure references
(define (store:datatable name)
  (let ((p (table-ref store:list name #f)))
    (if p (vector-ref p 0) #f)))

(define (store:categorytable name)
  (let ((p (table-ref store:list name #f)))
    (if p (vector-ref p 1) #f)))

(define (store:wdatatable name)
  (let ((p (table-ref store:list name #f)))
    (if p (vector-ref p 2) #f)))

(define (store:wscalingtable name)
  (let ((p (table-ref store:list name #f)))
    (if p (vector-ref p 3) #f)))

(define (store:instancetable name)
  (let ((p (table-ref store:list name #f)))
    (if p (vector-ref p 4) #f)))

(define (store:rawtable name)
  (let ((p (table-ref store:list name #f)))
    (if p (vector-ref p 5) #f)))

;; eof