#! /bin/bash

 echo "This is an app to use Special [K] patchers on macOS Sierra."

 echo " "

 echo "This is in NO WAY associated or endorsed by the Special [K] group."

 echo " "

 # verify that command line tools are installed

 # patching won't work without them

 # the patcher will make a corrupt patch if they are installed while patching

 echo "Checking for Command Line tools."

 echo "Patching cannot proceed without them."

 echo " "

 echo "If the tools need to be installed, try patching again when they are done."

 echo " "

 check=$(xcode-select --install >&)

 echo "$check" | grep -q "install requested" && echo "Tools need to be installed...Quitting" && exit 

 echo "Command line tools are already installed."

 echo " "

 # ask user to select the Special [K] patcher

 # keep trying until user quits or finds an acceptable patcher

 while true ; do

     get_patcher=$(osascript -e "POSIX path of (choose file with prompt \"Choose the Special [K] patcher\" of type \"APPL\" default location (path to applications folder))" >&)

     echo "$get_patcher" | grep -q "User cancelled" && echo "No patcher was chosen...Quitting" && exit 

     patcher="${get_patcher}Contents/MacOS/patcher"

     eyepatch="${get_patcher}Contents/MacOS/eyePatch"

     [[ -e "$patcher" ]] && [[ -e "$eyepatch" ]] && break 

     echo "Does not appear to be a Special [K] patcher, try again..."

 done

 # ask user to select the app to patch

 # there is no error checking for whether this is the correct app

 # any output is suppressed so as to not confuse the user

 # there does not appear to be any message if the app has already been patched

 # nor if there is a specific error while patching

 the_app=$(osascript -e "POSIX path of (choose file with prompt \"Choose the app to be patched\" of type \"APPL\" default location (path to applications folder))" >&)

 echo "$the_app" | grep -q "User cancelled" && echo "No app was chosen...Quitting" && exit 

 # do the patch

 # suppress messages that might be confusing, but also might be helpful if problems

 "$patcher" "$the_app" "$eyepatch" "$the_app" >& > /dev/null

 echo " " && echo "All Done!" && exit