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#!/bin/sh
# Script to store and access blindsolving algs (speedcubing stuff)
# Example: alg e FG - opens up editor to edit $basedir/edges/$ebuffer/RD/LD
# Example: alg c UBL E - prints out all first algs for UBL-FDR-*
usage() {
echo "Usage: alg [[edit] (c|e|w) [buffer] (1 letter|2 letters)]"
}
default_editor=vi
basedir="$HOME/box/speedcubing/bld/algs"
ebuffer=UR
cbuffer=UFR
wbuffer=UFr
edge() {
[ "$1" = "a" ] && echo FU
[ "$1" = "b" ] && echo UF
[ "$1" = "c" ] && echo UL
[ "$1" = "d" ] && echo UB
[ "$1" = "e" ] && echo FD
[ "$1" = "f" ] && echo RD
[ "$1" = "g" ] && echo LD
[ "$1" = "i" ] && echo FR
[ "$1" = "j" ] && echo LU
[ "$1" = "k" ] && echo RB
[ "$1" = "l" ] && echo DF
[ "$1" = "m" ] && echo DB
[ "$1" = "n" ] && echo DR
[ "$1" = "o" ] && echo FL
[ "$1" = "p" ] && echo DL
[ "$1" = "r" ] && echo BU
[ "$1" = "s" ] && echo BD
[ "$1" = "t" ] && echo BL
[ "$1" = "u" ] && echo BR
[ "$1" = "v" ] && echo LF
[ "$1" = "w" ] && echo LB
[ "$1" = "z" ] && echo RF
}
corner() {
[ "$1" = "a" ] && echo FUL
[ "$1" = "b" ] && echo UBL
[ "$1" = "c" ] && echo UFL
[ "$1" = "d" ] && echo UBR
[ "$1" = "e" ] && echo FDR
[ "$1" = "f" ] && echo RDB
[ "$1" = "g" ] && echo LDF
[ "$1" = "j" ] && echo LUF
[ "$1" = "k" ] && echo RUB
[ "$1" = "l" ] && echo DFR
[ "$1" = "m" ] && echo DBR
[ "$1" = "n" ] && echo DFL
[ "$1" = "o" ] && echo FDL
[ "$1" = "p" ] && echo DBL
[ "$1" = "r" ] && echo BUR
[ "$1" = "s" ] && echo BUL
[ "$1" = "t" ] && echo BDL
[ "$1" = "u" ] && echo BDR
[ "$1" = "v" ] && echo LUB
[ "$1" = "w" ] && echo LDB
[ "$1" = "z" ] && echo RDF
}
wing() {
[ "$1" = "a" ] && echo FUl
[ "$1" = "b" ] && echo URb
[ "$1" = "c" ] && echo ULf
[ "$1" = "d" ] && echo UBl
[ "$1" = "e" ] && echo FDr
[ "$1" = "f" ] && echo RDb
[ "$1" = "g" ] && echo LDf
[ "$1" = "i" ] && echo FRu
[ "$1" = "j" ] && echo LUb
[ "$1" = "k" ] && echo RBu
[ "$1" = "l" ] && echo DFl
[ "$1" = "m" ] && echo DBr
[ "$1" = "n" ] && echo DRf
[ "$1" = "o" ] && echo FLd
[ "$1" = "p" ] && echo DLb
[ "$1" = "r" ] && echo BUr
[ "$1" = "s" ] && echo BDl
[ "$1" = "t" ] && echo BLu
[ "$1" = "u" ] && echo BRd
[ "$1" = "v" ] && echo LFu
[ "$1" = "w" ] && echo LBd
[ "$1" = "x" ] && echo LUf
[ "$1" = "z" ] && echo RFd
}
edit() {
mkdir -p "$basedir/$1/$2/$3"
$editor "$basedir/$1/$2/$3/$4"
}
showall_c() {
all_letters="a b c d e f g j k l m n o p r s t u v w z"
buffer="$1"
firstletter="$2"
firsttarget="$(corner $firstletter)"
for secondletter in $all_letters; do
secondtarget="$(corner $secondletter)"
f="$basedir/corners/$buffer/$firsttarget/$secondtarget"
[ -f "$f" ] || continue
line="$(head -n 1 "$f")"
printf '%s %s\n' "$firstletter$secondletter" "$line"
done
}
showall_e() {
all_letters="a b c d e f g i j k l m n o p r s t u v w z"
buffer="$1"
firstletter="$2"
firsttarget="$(edge $firstletter)"
for secondletter in $all_letters; do
secondtarget="$(edge $secondletter)"
f="$basedir/edges/$buffer/$firsttarget/$secondtarget"
[ -f "$f" ] || continue
line="$(head -n 1 "$f")"
printf '%s %s\n' "$firstletter$secondletter" "$line"
done
}
showall_w() {
all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
buffer="$1"
firstletter="$2"
firsttarget="$(wing $firstletter)"
for secondletter in $all_letters; do
secondtarget="$(wing $secondletter)"
f="$basedir/wings/$buffer/$firsttarget/$secondtarget"
[ -f "$f" ] || continue
line="$(head -n 1 "$f")"
printf '%s %s\n' "$firstletter$secondletter" "$line"
done
}
run() {
if [ "$1" = "edit" ]; then
editor="$default_editor"
shift
else
editor="cat"
fi
type="$1"
if [ -z "$3" ]; then
letters="$2"
else
letters="$3"
cbuffer="$2"
ebuffer="$2"
wbuffer="$2"
fi
letter1="$(echo "$letters" | cut -c 1)"
letter2="$(echo "$letters" | cut -b 2)"
[ -z "$letter1" ] && usage && return
case "$type" in
c)
if [ -n "$letter2" ]; then
edit corners $cbuffer $(corner $letter1) \
$(corner $letter2)
else
showall_c $cbuffer $letter1
fi
;;
e)
if [ -n "$letter2" ]; then
edit edges $ebuffer $(edge $letter1) $(edge $letter2)
else
showall_e $ebuffer $letter1
fi
;;
w)
if [ -n "$letter2" ]; then
edit wings $wbuffer $(wing $letter1) $(wing $letter2)
else
showall_w $wbuffer $letter1
fi
;;
*)
usage && return
;;
esac
}
if [ -n "$1" ]; then
run $@
else
while read -r args; do
run $args
done
fi
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