#!/bin/bash
ZCOMMENTSDIR="$AK_WORKDIR/comments"
TEMP="/tmp/aktmp"
if [ ! -d $ZCOMMENTSDIR ]; then
	mkdir $ZCOMMENTSDIR
	cd $ZCOMMENTSDIR
	ak-logthis "[INFO]" "zcommentsdir created"
else
	ak-logthis "[INFO]" "zcommentsdir found"
fi

create(){
	if [ ! -z $1 ]
	then
		REFER_TO="$1"
	else
		ak-logthis "[ERROR]" "No reference given"
		echo "[ERROR]" "No reference given"
		exit 1
	fi
    TEMP="$(ak-tempassin)"
    cd $TEMP
	export COMMENTS_FILE="$(date -u +%s)"
	vi $COMMENTS_FILE
	echo "Renaming..."
	TO_FILE=$COMMENTS_FILE
	IPFS_FILE=$(ak-ipfs-add $COMMENTS_FILE)
	mv $COMMENTS_FILE $ZCOMMENTSDIR/$TO_FILE
	add $TO_FILE
	ak-logthis "[INFO]" "Adding to git repo..."
	cd $ZCOMMENTSDIR
	if [ ! -z $REFER_TO ]
	then
		ak-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 \| $TITLE
		let i+=1
	done	
}
title(){
	echo comments
}
add(){
    TEMP="$(ak-tempassin)"
    cd $TEMP
	if [ -f "$ZCOMMENTSDIR/$1" ]; then
		FILE=$ZCOMMENTSDIR/$1
		echo "Adding comments from " $FILE
		DATETIME="$1"
		FILE_IPFS_HASH=$(ak-ipfs-add $FILE)
		FILE_SIGN_FILE=$FILE".asc"
		gpg2 --homedir $AK_GPGHOME --detach-sign --sign-with $AK_FINGERPRINT --armor --output $FILE_SIGN_FILE $FILE
		FILE_SIGNATURE=$(ak-ipfs-add $FILE_SIGN_FILE)
		printf '{"datetime":"%s","ipfs":"%s","detach":"%s"}' $DATETIME $FILE_IPFS_HASH $FILE_SIGNATURE > data
	else
		echo "File $FILE doesn't exist";
		exit 2
	fi
    REFERENCE="$(ak-pack_z_block "comments/add" $(pwd)/data)"
	if [ $? == 0 ]
	then
		echo "Comment added successfully"
	else
		echo "error??"
		exit 1
	fi
}
usage(){
	title
	echo "All you need to know is that there are two options available:"
	echo ""
	echo "help				Prints this help message"
	echo "index				Prints an indexed table of your comments files"
	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;;
		add) add $2 $3; exit;;
		create) create $2; exit;;
		* ) usage;;
	esac
else usage
fi