#!/bin/bash

set -e
. /nail/workflow/pushlib.sh

main() {
	PUSHBRANCH=$1

	git fetch
	git checkout "$PUSHBRANCH"
	git reset --hard "origin/$PUSHBRANCH"

	separator
	MASTER_SHA=`git rev-parse --short origin/master`
	git log --graph --oneline --color origin/master^..HEAD | sed "/$MASTER_SHA/q"
	separator

	echo "*** push this deploy branch into master?"
	if yesno; then
		push-to-master $PUSHBRANCH
		cleanup-deploy-branch $PUSHBRANCH
	fi
}

yesno() {
    local answer
    read -p 'y/n? ' answer
    if [[ "$answer" == "y" ]]; then
        return 0
    elif [[ "$answer" == "n" ]]; then
        return 1
    else
        yesno
    fi
}

push-to-master() {
	PUSHBRANCH=$1
	colorize git checkout master
	git pull origin master
	colorize git merge --no-ff "$PUSHBRANCH"
	git push origin master
}

cleanup-deploy-branch() {
	PUSHBRANCH=$1
	colorize git push origin :"$PUSHBRANCH"
	colorize git branch -d $PUSHBRANCH
}

main $@