#!/bin/bash
title(){
	echo "Zchain reset"
	echo "------------"
}
usage(){
	echo "Usage: $0 reset"
	exit 0
}
reset (){
	echo "Reseting ZLATEST to ZGENESIS"
	cp $ZGENESIS $ZLATEST
	if [ $? != 0 ]; then exit 1; fi

	echo "Make sure /zarchive folder exists within IPFS FS"
	ipfs files mkdir /zarchive
	if [ $? != 0 ]; then echo "Folder already there"; fi

	echo "Archive the previous ZLATEST"
	ipfs files cp /zlatest /zarchive/$(date -u +%s)-$(ipfs files stat /zlatest | head -n 1)
	if [ $? != 0 ]; then exit 1; fi

	echo "Removing previous /zlatest entry"
	ipfs files rm /zlatest
	if [ $? != 0 ]; then exit 1; fi

	echo "Copying reset ZLATEST"
	CZLATEST="$(cat $ZLATEST)"
	ipfs files cp /ipfs/$CZLATEST /zlatest
	if [ $? != 0 ]; then exit 1; fi

	echo "Publishing new (reset) ZLATEST"
	ipfs name publish --key=zchain /ipfs/$(cat $ZLATEST)
	if [ $? != 0 ]; then exit 1; fi
	
	echo "Reset was successful"
	exit 0
}
if [ ! -z $1 ]; then
	case $1 in
		reset) reset; exit;;
		* ) usage;;
	esac
else usage
fi