raart/t/hack.rkt

82 lines
2.2 KiB
Racket
Raw Normal View History

2018-06-19 11:36:41 +00:00
#lang racket/base
(require racket/match
racket/format
racket/list
lux
raart
struct-define)
(define rows 24)
(define cols 80)
(define world-rows (- rows 3))
(define world-cols cols)
(struct obj (ox oy oc))
(define-struct-define obj-define obj)
(define-struct-define hack-define hack)
(define (step w dx dy)
(hack-define w)
(check
(hack (add1 steps)
(modulo (+ dx px) world-cols)
(modulo (+ dy py) world-rows)
score
objs)))
(define (check w)
(hack-define w)
(cond
[(empty? objs)
#f]
[else
(for/fold ([score score]
[objs '()]
#:result (hack steps px py score objs))
([o (in-list objs)])
(obj-define o)
(if (and (= ox px) (= oy py))
(values (add1 score) objs)
(values score (cons o objs))))]))
(struct hack (steps px py score objs)
#:methods gen:word
[(define (word-fps w) 0.0)
(define (word-label w ft) "Hack")
(define (word-event w e)
(hack-define w)
(match e
[(screen-size-report _ _) w]
["<left>" (step w -1 0)]
["<right>" (step w +1 0)]
["<up>" (step w 0 -1)]
["<down>" (step w 0 +1)]
["q" #f]))
(define (word-output w)
(hack-define w)
2018-08-17 17:15:07 +00:00
(without-cursor
(crop 0 cols 0 rows
(vappend
#:halign 'left
(text (~a "Hello Jack! Enjoy the hacking! Press q to quit."))
(place-at*
(for/fold ([c (blank world-cols world-rows)])
([o (in-list objs)])
(obj-define o)
(place-at c oy ox (fg 'blue (char oc))))
[py px (fg 'red (char #\@))])
(text (~a "Jack the Paren Hunter"))
(happend (text (~a "Steps: " steps " Score: " score)))))))
2018-06-19 11:36:41 +00:00
(define (word-return w)
(hack-define w)
(~a "You got " score " parens in " steps " steps!"))])
(define (initial-hack-state)
(hack 0 0 0 0
(for/list ([i (in-range 8)])
(obj (random world-cols) (random world-rows)
(if (zero? (random 2)) #\( #\))))))
(module+ main
(call-with-chaos
(make-raart)
(λ () (fiat-lux (initial-hack-state)))))