fixed excess copying

[charsel.git] / src / charsel

diff --git a/src/charsel b/src/charsel
index b3dc78623b172d3f0aa75f1132c255167b97afce..84c0affc7a0a26d9ff8fb028377a1d871ee3b5aa 100755 (executable)
--- a/src/charsel
+++ b/src/charsel
@@ -1,29 +1,34 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 # Merge both global and local charfiles
-CHARDIR=/tmp/charsel
-cp -R /usr/share/charsel/* $CHARDIR/
-cp -R ~/.local/share/* $CHARDIR/
+CHARDIR=~/.cache/charsel
 
-# Clear screen
-clear
+if [[ ! "$(ls -A $CHARDIR)" || ! -d $CHARDIR ]]; then
+  mkdir $CHARDIR/
+  cp -R /usr/share/charsel/* $CHARDIR/
+  cp -R ~/.local/share/charsel/* $CHARDIR/
+fi
 
 # Check if user provided an input
-[ -z "$1" ] && echo "No argument supplied"  && exit
-
 if [ $1 = "list" ]; then
   echo "The following charfiles are installed"
   ls $CHARDIR/charfiles
   exit
+elif [[ $1 = "help" || $1 = "-h" || $1 = "--help" || $# -ne 1 ]]; then
+  cat /usr/share/doc/charsel/README.md
+  exit
 else
 
-# Define charfile
+# Clear screen
+clear
+
+# Define charfile path
 CHARFILE=$CHARDIR/charfiles/$1
 
 # Define length of shortcut
 LENGTH=$(cat $CHARFILE | cut -f 1 -d ',' -s | wc -L | cut -b 1)
 
 # MOTD
-cat /tmp/charsel/motd
+cat $CHARDIR/motd
 
 # Main program
 while :
@@ -35,8 +40,8 @@ do
   read -N $LENGTH INPUT
   
   # Navigate to the right characther
-  OUTPUT=$(grep $INPUT $CHARFILE | cut -f 2 -d ',' -s)
-
+  LINENUMBER=$(cut -f 1 -d ',' -s $CHARFILE | grep -n $INPUT | cut -d : -f 1)
+  OUTPUT=$(cut -f 2 -d ',' -s $CHARFILE | head -$LINENUMBER | tail +$LINENUMBER)
   # Clear screen
   clear