#!/usr/bin/env bash
#set -x
set -e

if ! git diff-index --quiet HEAD ; then
	echo "Git isn't clean. Cant deploy."
	exit 1
fi

branch_name=$(git symbolic-ref -q HEAD)
branch_name=${branch_name##refs/heads/}
branch_name=${branch_name:-HEAD}

if [ "$branch_name" != "master" ]; then
	echo "We are not on master branch. Can't deploy."
	exit 1
fi

echo
echo
echo "Last tags:"
vers=`git tag --sort=-version:refname | head -n 5`
while read version; do
	echo "  $version"
done <<< "$vers"

read -p "Version to generate: " VERSION

OTA_VERSION=`grep "VERSION=" bin/update.manifest | cut -d"=" -f2`
OTA_VERSION=$(( $OTA_VERSION + 1 ))

sed -i.bak "s/#define OTA_VERSION .*/#define OTA_VERSION $OTA_VERSION/" include/config.h include/config.sample.h
rm include/config.h.bak include/config.sample.h.bak

PLATFORMIO_BUILD_FLAGS='-DVERSION=\"$VERSION\"' pio run -e deploy -t buildprog || exit 1

cp .pio/build/deploy/firmware.bin bin/firmware.bin || exit 1

sed -i.bak "s/VERSION=.*/VERSION=$OTA_VERSION/" bin/update.manifest
MD5=`md5sum --binary bin/firmware.bin | cut -d" " -f1`
sed -i.bak "s/IMAGE_MD5=.*/IMAGE_MD5=$MD5/" bin/update.manifest
rm bin/update.manifest.bak

echo; echo; echo; echo; echo
echo "Please check the git diff, if everything looks okay:"
git diff

read -p "Press ENTER to continue, Ctrl-C to abort. " foo

git add bin/firmware.bin bin/update.manifest
git commit -m "Deploying version $VERSION."
git tag -a -m "Deploying version $VERSION" $VERSION
git push --follow-tags