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#!/usr/bin/guile \
-s
!#
(begin
;; Supurflous begin block here to make sourcing into geiser easier.
(setenv "LD_LIBRARY_PATH" (getcwd))
(load-extension "libguile-calendar" "init_vcomponent"))
(define root (make-vcomponent "testcal/d1-b.ics"))
(define cal (car (vcomponent-children root)))
;; TODO flatten all calendars into root
(use-modules (srfi srfi-19)
(srfi srfi-26))
(for-each (lambda (ev)
(vcomponent-set-attribute!
ev "DTSTART"
((cut string->date <> "~Y~m~dT~H~M~S")
(vcomponent-get-attribute ev "DTSTART"))))
(vcomponent-children cal))
(display (vcomponent-get-attribute (car (vcomponent-children cal))
"DTSTART"))
(newline)
(display (vcomponent-get-attribute (car (vcomponent-children cal))
"DTSTART"))
(newline)
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