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(define-module (code)
#:export (extract sort* color-if
STR-YELLOW STR-RESET
print-vcomponent))
(use-modules (srfi srfi-19)
(srfi srfi-19 util)
(srfi srfi-26)
(vcalendar)
(util))
(define (extract field)
(cut get-attr <> field))
;;; This function borrowed from web-ics (calendar util)
(define* (sort* items comperator #:optional (get identity))
"A sort function more in line with how python's sorted works"
(sort items (lambda (a b)
(comperator (get a)
(get b)))))
(define STR-YELLOW "\x1b[0;33m")
(define STR-RESET "\x1b[m")
(define-syntax-rule (color-if pred color body ...)
(let ((pred-value pred))
(format #f "~a~a~a"
(if pred-value color "")
(begin body ...)
(if pred-value STR-RESET ""))))
(define* (print-vcomponent comp #:optional (depth 0))
(let ((kvs (map (lambda (key) (cons key (get-attr comp key)))
(attributes comp))))
(format #t "~a <~a> :: ~:a~%"
(make-string depth #\:)
(type comp) comp)
(for-each-in kvs
(lambda (kv)
(let ((key (car kv))
(value (cdr kv)))
(format #t "~a ~20@a: ~a~%"
(make-string depth #\:)
key value))))
(for-each-in (children comp)
(cut print-vcomponent <> (1+ depth)))))
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