This script renames raw scetch icons via android guidelines and move them into dpi folders

rename_scetch_icons_to_android_guidlines.sh

#!/bin/bash
 
#Скрипт положить в папку с проектом
#This is script move to root folder project
 
#current dir
currentPath=${PWD}
#folder with resource in project
resPath=$currentPath/app/src/main/res
 
createDrawableFoldersIfNotExists()
{
	if [ ! -d "$resPath/drawable-$1" ]; 
		then  mkdir "$resPath/drawable-$1"
		echo "Create the folder $resPath/drawable-$1"
	fi
}
 
 
if [ ! -z "$1" ]
then nameFolder=$1 #path to folder with icons
echo "$nameFolder"
else echo "Error! setup in argument path to folder with icons"
exit 0
fi
 
rm -f $nameFolder/log.txt
 
find $nameFolder -name \*x.png -or -name \*x.PNG >> $nameFolder/log.txt
 
createDrawableFoldersIfNotExists "mdpi"
createDrawableFoldersIfNotExists "hdpi"
createDrawableFoldersIfNotExists "xhdpi"
createDrawableFoldersIfNotExists "xxhdpi"
createDrawableFoldersIfNotExists "xxxhdpi"
 
 
while read line; do
 
	#densety=`echo "$line" | grep -o -P '(?<=@).*(?=x.png)'`
        densety=`echo "$line" | sed 's|^.*@||g' | sed 's|x.png$||g'` 
	rawNameFile=`echo "$line" | tr '[:upper:]' '[:lower:]' | sed 's/ /_/g' | cut -f1 -d"@" | sed 's/\([a-z]\)\([0-9]\)/\1_\2/g' | sed 's/\([0-9]\)\([a-z]\)/\1_\2/g'`
 
	for w in $(echo "$rawNameFile" | tr "/" " ") ; do name=$w; done
 
 	name="ic_$name.png"
	dpi="-1"
 
	if [ "$densety" = "1" ]
	then dpi="mdpi"
		 echo "$rawNameFile is MDPI"
	
	elif [ "$densety" = "1,5" ]
	then dpi="hdpi"
		 echo "$rawNameFile is HDPI"
	
	elif [ "$densety" = "2" ]
	then dpi="xhdpi"
		 echo "$rawNameFile is XHDPI"
 
	elif [ "$densety" = "3" ] 
	then dpi="xxhdpi"
		 echo "$rawNameFile is XXHDPI"
	
	elif [ "$densety" = "4" ] 
	then dpi="xxxhdpi"
		 echo "$rawNameFile is XXXHDPI"		 
	
	else 
		echo "Error! The file $rawNameFile don't contains coefficient densety!"
	fi
 
	cp -u "$line" "$resPath/drawable-$dpi/$name"
	echo "$line copy to $resPath/drawable-$dpi/$name"
 
done < $nameFolder/log.txt
 
rm -f $nameFolder/log.txt
 
exit 0