#!/bin/bash

abort() {
	echo $1
	exit 1
}

cmd="$1"
shift

case $cmd in
	init)

	file="$1"
	shift
	test -f $file || abort "No such file $file"
	file=`readlink -f $file`
	fname="`basename $file`"
	ZIT_DIR="`dirname $file`/.zit.$fname"
	test -e $ZIT_DIR && abort "$ZIT_DIR exists already, is $file tracked already?"
	mkdir $ZIT_DIR && echo "Initializing Zit repository in $ZIT_DIR"
	test -d $ZIT_DIR || abort "Failed to create $ZIT_DIR"
	cd $ZIT_DIR
	git init || abort "Failed to initialize Git repository in $ZIT_DIR" 
	ln $file $fname || abort "Failed to link $file into $ZIT_DIR"
	git add $fname || abort "Failed to add $fname"
	git commit "$@" || abort "Failed to make first commit for $fname"
	;;
esac