#!/bin/bash

repo=$1
log=$repo".repo_files/log.txt"

#if there is no repo_files folder in the repo make on
test -e $repo.repo_files/ || (mkdir $repo".repo_files/" && chmod ug+rw $repo".repo_files/")

#Make ghost copies of the repo files if there is not a ghost repo located in the repo_files
test -e $repo.repo_files/ghost_repo/ && echo 'Ghost Repo Found' || (mkdir $repo".repo_files/ghost_repo/" && chmod ug+rw $repo".repo_files/" && rsync -av --exclude=".*" $repo $repo".repo_files/ghost_repo")


#Check to see if changes have been made
#If there are changes note them down in a log file
for f in $(ls $repo); do for f_ghost in $(ls $repo".repo_files/ghost_repo/"); do
		echo $f" "$f_ghost
		if ("$($f)" == "$($f_ghost)")
		then
			cat "#"$f": Changes"
			#lines added since last commit
			for line in $(comm -2 -3 $f $f_ghost); do
				("[+]"$line) > $log
			done
			#lines removed since last commit
			for line in $(comm -1 -3 $f $f_ghost); do
				("[-]"$line) > $log
			done
		fi
	done;

	for f in $($repo".repo_files/ghost_repo"); do
		test -e $repo..$f && "$("[Deleted File] "$f)" > $log
	done
	for f in $($repo); do
		if -e $repo/.repo_files/ghost_repo/$f; then
			"$("[Added File] "$f)" > $log
			"$("#"$f": Changes")" > $log
			for line in $f; do
				("[+]"$line) > $log
			done
		fi
	done


done