#!/bin/bash
ZCOMMENTSDIR="$WORKDIR/comments"
TEMP="/tmp/aktmp"
echo $ZCOMMENTSDIR
if [ ! -d $ZCOMMENTSDIR ]; then
	mkdir $ZCOMMENTSDIR
	cd $ZCOMMENTSDIR
	git init
	echo "zcommentsdir created along with git repo"
else
	echo "zcommentsdir found"
fi
tempassin(){
	if [ ! -z $1 ]
	then
		TEMPASSIN="$1"
	else
		TIMESTAMP="$(date -u +%s)"
		TEMPASSIN="/tmp/aktmp_$TIMESTAMP"
	fi
	if [ ! -d $TEMPASSIN ]; then
		mkdir $TEMPASSIN
	fi
	cd $TEMPASSIN
}
create(){
	if [ ! -z $1 ]
	then
		REFER_TO="$1"
	fi
	tempassin $TEMP
	export COMMENTS_FILE="$(date -u +%s)"
	vi $COMMENTS_FILE
	echo "Renaming..."
	TO_FILE=$COMMENTS_FILE
	IPFS_FILE=$(ipfs add -q $COMMENTS_FILE)
	mv $COMMENTS_FILE $ZCOMMENTSDIR/$TO_FILE
	add $TO_FILE
	echo "Adding to git repo..."
	cd $ZCOMMENTSDIR
	git add $TO_FILE 
	git commit -m "Added $TO_FILE with $(head -n 1 $ZCOMMENTSDIR/$TO_FILE)"
	git clean --force
	# rm -rf $TEMP 
	if [ ! -z $REFER_TO ]
	then
		reference create $REFERENCE $REFER_TO
	fi
}
index(){
	FILES="$(ls -1 $ZCOMMENTSDIR)"
	i=0
	for FILE in $FILES
	do
		DATE=$(echo $FILE | cut -d - -f 1 | awk '{print $1}')
		TITLE=$(head -n 1 $ZCOMMENTSDIR/$FILE)
		echo $i \| $DATE \| $TITLE
		let i+=1
	done	
}
title(){
	echo	ak-comments-cli
	echo "--------------"
}
import(){
	echo "#TODO"
	if [ ! -z $1 ]
	then
		if [ ! -d $1 ]
		then
			echo "Folder does not exists"
			exit 4
		else
			echo "Folder $1 exists"
			fl="$(ls -1 $1)"
			for f in $fl
			do
				add $1/$f
			done
		fi
	else
		echo "No value"
		exit 6
	fi
	exit 224
}
add(){
	tempassin
	if [ -f "$ZCOMMENTSDIR/$1" ]; then
		FILE=$ZCOMMENTSDIR/$1
		echo "Adding comments from " $FILE
		DATETIME="$1"
		FILE_IPFS_HASH=$(ipfs add -q $FILE)
		FILE_SIGN_FILE=$FILE".asc"
		gpg --detach-sign --sign-with $FINGERPRINT --armor --output $FILE_SIGN_FILE $FILE
		FILE_SIGNATURE=$(ipfs add -q $FILE_SIGN_FILE)
		cat > data <<EOF
{
   "datetime":"$DATETIME",
   "ipfs":"$FILE_IPFS_HASH",
   "detach":"$FILE_SIGNATURE"
}
EOF
	else
		echo "File $FILE doesn't exist";
		exit 2
	fi
	REFERENCE="$(pack_z_block "comments/add" data)"
	if [ $? == 0 ]
	then
		echo "Comments added successfully"
	else
		echo "error??"
		exit 1
	fi
}
usage(){
	title
	echo "#TODO"
	echo "All you need to know is that there are two options available:"
	echo "help			Prints this help message"
	echo "index			Prints an indexed table of your comments files"
	echo "import <file>		#TODO"
	echo "add <file> <refer_to>	Creates a data file from the comments file you point to"
	echo "create <refer_to>		Vim is going to pop up, you will write and save your"
	echo "                  	commentsletter and it's going to be saved"
	exit 0
}

if [ ! -z $1 ]; then
	case $1 in
		help) usage; exit;;
		index) index; exit;;
		import) import $2; exit;;
		add) add $2 $3; exit;;
		create) create $2; exit;;
		* ) usage;;
	esac
else usage
fi