#!/bin/sh
#
# gitflow -- A collection of Git wrapper scripts to provide high-level
# repository operations for Vincent Driessen's branching model:
# 
# Original blog post presenting this model is found at:
#    http://nvie.com/archives/323
# 
# Feel free to contribute to this project at:
#    http://github.com/nvie/gitflow
#
# Copyright (c) 2010 by Vincent Driessen
#

export GITFLOW_DIR=$(dirname "$0")

usage() {
	. "$GITFLOW_DIR/gitflow-version"
	echo "gitflow, version $GITFLOW_VERSION"
	echo ""
	echo "usage: gitflow <start|finish> <type> <args>"
	echo ""
	echo "arguments:"
	echo "type can be any of: \"feature\", \"release\", \"hotfix\""
	echo ""
}

check_incoming() {
	if [ "$ACTION" != "start" -a "$ACTION" != "finish" ]; then
		usage
		exit 1
	fi
	
	if [ "$BTYPE" != "feature" -a "$BTYPE" != "release" -a "$BTYPE" != "hotfix" ]; then
		usage
		exit 1
	fi
}

if [ $# -lt 2 ]; then
	usage
	exit 1
fi

# Set & check arguments
ACTION="$1"
BTYPE="$2"
shift 2
check_incoming

# Now, $ACTION and $BTYPE are set
# It's time to call the appropriate subcommand
. "$GITFLOW_DIR/gitflow-sh-setup"
. "$GITFLOW_DIR/gitflow-$BTYPE"

if [ "$ACTION" = "start" ]; then
	start "$@"
elif [ "$ACTION" = "finish" ]; then
	finish "$@"
else
	usage
fi