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Work on calendar formatting.

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This commit is contained in:
Dominik Pantůček 2023-03-27 21:18:11 +02:00
parent 2a6b364b4a
commit 3e9b421f60
3 changed files with 45 additions and 1 deletions
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32
member-fees.scm
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@ -32,6 +32,7 @@
member-calendar-first-month
member-calendar-last-month
member-calendar-query
member-calendar->years-table
member-calendar->fees
)
@ -72,6 +73,37 @@
(define (member-calendar-query mc m)
(assoc m mc))
;; Formats the calendar entry for visualization
(define (member-calendar-entry->string e)
(if e
(if (member 'existing (cadr e))
"EEE"
" ")
" "))
;; Converts the calendar into a table where rows represent years and
;; contain the year in the first cell and 12 cells for months after
;; it.
(define (member-calendar->years-table mc)
(let* ((fm (member-calendar-first-month mc))
(lm (member-calendar-last-month mc))
(fy (month-year fm))
(ly (month-year lm)))
(let loop ((y fy)
(rows '()))
(if (> y ly)
(reverse rows)
(loop (add1 y)
(cons (let mloop ((m 1)
(row (list y)))
(if (> m 12)
(reverse row)
(mloop (add1 m)
(cons (member-calendar-entry->string
(member-calendar-query mc (make-month y m)))
row))))
rows))))))
(define (member-calendar->fees mr)
#f)