#============================================================================

#!/bin/sh

#============================================================================

# Filename : visualpy

# function : control visualpython for Mac/Linux

# Creator : BlackLogic - LJ

# version : 2.1

# License :

# Date : 2020 07.27

# Mdate : 2020 12.29

#============================================================================

v_path1=`pip show visualpython | grep Location | awk -F': ' '{print $2}'`

v_prod='visualpython'

v_str1='jupyter nbextension'

v_str2='visualpython/src/main'

v_unst='pip uninstall '${v_prod}

v_upgr='pip install '${v_prod}' --upgrade'

#v_srch='pip search '${v_prod}

v_str3='pip list -o '

v_str4='pip show '${v_prod}

#v_list=`${v_str3} | grep -i ${v_prod}`

v_curt=`${v_str4} | grep 'Version' | cut -d ' ' -f 2`

v_option=$1

#echo ${v_list}

#exit

# main function

f_main() {

case ${v_option} in

enable | -E | -e)

f_enable ;;

disable | -D | -d)

f_disable ;;

install | -I | -i)

f_install ;;

uninstall | -UN | -un)

f_uninstall ;;

upgrade | -UP | -up)

f_upgrade ;;

version | -V | -v)

f_version ;;

help | -H | -h )

f_help ;;

*)

f_help;;

esac

}

f_check_conda() {

if hash conda-env 2>/dev/null; then

echo 1

else

echo 0

fi

}

f_setting_path() {

v_return=$( f_check_conda )

# 0 == not a conda env

# 1 == conda env

if [ $v_return -eq 0 ]; then

v_path2=`jupyter --data-dir`/nbextensions

else

v_path2=`conda-env list | grep "*" | awk '{print $NF}'`/share/jupyter/nbextensions/

fi

echo ${v_path2}

}

# install visualpython function

f_install() {

v_return=$( f_check_extension )

# 1 == extension not active

# 2 == visualpython not exists

# 3 == visualpython exists

mkdir -p ${v_path2}${v_prod}

if [ ${v_return} -eq 1 ]; then

f_prt_extensiondir

elif [ ${v_return} -eq 3 ]; then

# overwrite

f_prt_visualpythondir

f_disable

f_remove_files

f_copy_files

f_enable

else

f_copy_files

f_enable

fi

}

# uninstall visualpython function

f_uninstall() {

v_return=$( f_check_extension )

# 1 == extension not active

# 2 == visualpython not exists

# 3 == visualpython exists

if [ ${v_return} -eq 3 ]; then

f_prt_line1

f_disable

f_prt_line2

f_remove_files

f_prt_line2

${v_unst}

f_prt_line1

elif [ ${v_return} -eq 2 ]; then

f_prt_line2

${v_unst}

f_prt_line2

fi

}

# upgrade visualpython package

f_upgrade() {

# v_return=$( f_version_cmp )

# 0 == upgrade

# 1 == pass

# setting current version

# v_curt=`${v_str4} | grep 'Version' | cut -d ' ' -f 2`

f_prt_line1

echo "running upgrade"

f_prt_line2

${v_upgr}

# setting last version

v_last=`${v_str4} | grep 'Version' | cut -d ' ' -f 2`

if [ ${v_curt} = ${v_last} ]; then

f_prt_line2

echo "Already installed last Visual Python version."

f_prt_line2

echo "Installed version : "${v_curt}

echo "Last Release version : "${v_last}

f_prt_line1

else

f_prt_line2

f_disable

f_copy_files

f_enable

f_prt_line1

fi

}

# enable visualpython function

f_enable() {

v_return=$( f_check_extension )

if [ ${v_return} -eq 3 ]; then

${v_str1} enable ${v_str2}

fi

}

# disable visualpython function

f_disable() {

v_return=$( f_check_extension )

if [ ${v_return} -eq 3 ]; then

${v_str1} disable ${v_str2}

fi

}

# check visualpython files function

f_check_extension() {

if [ ! -e ${v_path2} ]; then

echo 1

elif [ ! -e ${v_path2}/${v_prod} ]; then

echo 2

else

echo 3

fi

}

# current visualpython version, last release version

f_version() {

v_result=${v_list}

f_prt_line1

echo "Check visualpython version"

f_prt_line2

if [ 0 -eq ${#v_result} ]; then

echo "Already installed last version"

f_prt_line2

v_ver=`${v_str4} | grep Version | awk '{print $2}'`

echo "Installed version : "${v_ver}

echo "Last Release version : "${v_ver}

else

v_idx=1

for v_info in ${v_result}

do

if [ ${v_idx} -eq 2 ]; then

echo "Installed version : "${v_info}

elif [ ${v_idx} -eq 3 ]; then

echo "Last Release version : "${v_info}

fi

v_idx=`expr $v_idx + 1`

done

fi

f_prt_line1

}

## version compare

f_version_cmp() {

v_result=${v_list}

if [ 0 -ne ${#v_result} ]; then

## upgrade

echo 0

else

echo 1

fi

}

# copy visualpython function

f_copy_files() {

f_prt_line1

echo "Copy visualpyhthon extension files ..."

f_prt_line2

echo "Source Dir : " ${v_path1}/${v_prod}

echo "Target Dir : " ${v_path2}${v_prod}

f_prt_line1

cp -Rp ${v_path1}/${v_prod} ${v_path2}/.

}

f_prt_line1() {

echo "============================================================================================"

}

f_prt_line2() {

echo "--------------------------------------------------------------------------------------------"

}

# remove visualpython function

f_remove_files() {

f_prt_line1

if [ -e ${v_path2}/${v_prod} ]; then

echo "Remove Visual Python Directories."

echo "Target Dir : " ${v_path2}

\rm -rf ${v_path2}/${v_prod}

else

echo "not exists visualpython dir"

fi

}

# overwrite visualpython function

f_overwrite() {

v_return=$( f_check_extension )

# 1 == extension not active

# 2 == visualpython not exists

# 3 == visualpython exists

echo ${v_return}

echo ${v_path2}

if [ ${v_return} -eq 1 ]; then

f_prt_extensiondir

elif [ ${v_return} -eq 3 ]; then

f_disable

f_remove_files

f_copy_files

f_enable

else

f_install

fi

}

# help options

f_help() {

echo ""

echo "usage: visualpy [option]"

echo ""

echo "optional arguments:"

echo " help, -h, -H, show this help message and exit"

echo " enable, -E, -e enable Visual Python"

echo " disable, -D, -d disable Visual Python"

echo " install, -i, -I install Visual Python extensions"

echo " uninstall, -un, -UN uninstall Visual Python packages"

echo " upgrade, -up, -UP upgrade Visual Python Package"

echo " version, -V, -v show Visual Python release & current version"

echo ""

}

# print extension not installed

f_prt_extensiondir() {

echo "Nbextension not activated"

echo "Plz install nbextension"

f_prt_line1

echo "for conda env"

echo "conda install -c conda-forge jupyter_contrib_nbextensions"

echo "jupyter contrib nbextension install --user"

f_prt_line2

echo "for pip"

echo "pip install -e jupyter_contrib_nbextensions"

echo "jupyter contrib nbextension install --user"

f_prt_line1

}

# print visualpython exists

f_prt_visualpythondir() {

f_prt_line1

echo "Already exists Visual Python."

f_prt_line1

}

# print other messages

f_prt_other_massages() {

echo "invalid option : " ${v_option}

echo "Please check Visual Python option cmd"

echo "cmd : visualpy -h "

}

# execute main

v_path2=$( f_setting_path )

f_main

exit

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#End of File

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