PKGBUILD

# Maintainer: Egor Kovetskiy <e.kovetskiy@office.ngs.ru>
pkgname=gtm
pkgver=20171203.337_6ee3a02
pkgrel=1
pkgdesc="git time metrics"
arch=('i686' 'x86_64')
license=('GPL')
depends=(
)
makedepends=(
	'go'
	'git'
	'libgit2'
)

source=(
    "git2go::git://github.com/libgit2/git2go#branch=v26"
	"gtm::git://github.com/git-time-metric/gtm#branch=${BRANCH:-master}"
)

md5sums=(
	'SKIP'
	'SKIP'
)

backup=(
)

pkgver() {
	if [[ "$PKGVER" ]]; then
		echo "$PKGVER"
		return
	fi

	cd "$srcdir/$pkgname"
	local date=$(git log -1 --format="%cd" --date=short | sed s/-//g)
	local count=$(git rev-list --count HEAD)
	local commit=$(git rev-parse --short HEAD)
	echo "$date.${count}_$commit"
}

build() {
    export GOPATH="$srcdir/.go"
    mkdir -p "$GOPATH/src/github.com/git-time-metric/"
    mkdir -p "$GOPATH/src/github.com/libgit2/"

    mv "$srcdir/git2go" "$GOPATH/src/github.com/libgit2/"
    mv "$srcdir/gtm" "$GOPATH/src/github.com/git-time-metric/"

    cd "$GOPATH/src/github.com/libgit2/git2go"

    echo ":: git2go: switching next branch..."
    git checkout v26

    echo ":: git2go: initializing submodules..."
    git submodule update --init

    echo ":: git2go: go get..."
    go get -t -d ./...

    echo ":: git2go: making..."
    make install-static

    cd "$GOPATH/src/github.com/git-time-metric/gtm"

    echo ":: gtm: go get..."
    go get -t -v ./...

    echo ":: gtm: go build..."
    go build --tags static -v \
        -gcflags "-trimpath $GOPATH/src" \
        -ldflags "-X main.Version=${pkgver} "
}

package() {
	find "$srcdir/.go/bin/" -type f -executable | while read filename; do
		install -DT "$filename" "$pkgdir/usr/bin/$(basename $filename)"
	done
}