Added xcenters to alg

1 files changed, 52 insertions, 2 deletions

diff --git a/alg b/alg
index 6784cf6..966e8ab 100755
--- a/alg
+++ b/alg
@@ -6,7 +6,7 @@
 # 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)]"
+        echo "Usage: alg [[edit] (c|e|w|x) [buffer] (1 letter|2 letters)]"
 }
 
 default_editor=vi
@@ -14,6 +14,7 @@ basedir="$HOME/box/speedcubing/bld/algs"
 ebuffer=UR
 cbuffer=UFR
 wbuffer=UFr
+xbuffer=Ubl
 
 edge() {
         [ "$1" = "a" ] && echo FU
@@ -86,10 +87,36 @@ wing() {
         [ "$1" = "u" ] && echo BRd
         [ "$1" = "v" ] && echo LFu
         [ "$1" = "w" ] && echo LBd
-        [ "$1" = "x" ] && echo LUf
+        [ "$1" = "x" ] && echo RUf
         [ "$1" = "z" ] && echo RFd
 }
 
+xcenter() {
+        [ "$1" = "a" ] && echo Ful
+        [ "$1" = "b" ] && echo Ufr
+        [ "$1" = "c" ] && echo Ufl
+        [ "$1" = "d" ] && echo Ubr
+        [ "$1" = "e" ] && echo Fdr
+        [ "$1" = "f" ] && echo Rdb
+        [ "$1" = "g" ] && echo Ldf
+        [ "$1" = "i" ] && echo Fur
+        [ "$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" = "x" ] && echo Ruf
+        [ "$1" = "z" ] && echo Rdf
+}
+
 edit() {
         mkdir -p "$basedir/$1/$2/$3"
         $editor "$basedir/$1/$2/$3/$4"
@@ -137,6 +164,20 @@ showall_w() {
         done
 }
 
+showall_x() {
+        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="$2"
+        firsttarget="$(xcenter $firstletter)"
+        for secondletter in $all_letters; do
+                secondtarget="$(xcenter $secondletter)"
+                f="$basedir/xcenters/$buffer/$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"
@@ -153,6 +194,7 @@ run() {
                 cbuffer="$2"
                 ebuffer="$2"
                 wbuffer="$2"
+                xbuffer="$2"
         fi
 
         letter1="$(echo "$letters" | cut -c 1)"
@@ -183,6 +225,14 @@ run() {
                         showall_w $wbuffer $letter1
                 fi
                 ;;
+        x)
+                if [ -n "$letter2" ]; then
+                        edit xcenters $xbuffer $(xcenter $letter1) \
+                                $(xcenter $letter2)
+                else
+                        showall_x $xbuffer $letter1
+                fi
+                ;;
         *)
                 usage && return
                 ;;