# Maintainer: Moses Narrow <moe_narrow@use.startmail.com>
# Maintainer: Rudi [KittyCash] <rudi@skycoinmail.com>
_projectname=skycoin
pkgname=skywire
_pkgname=${pkgname}
_githuborg=${_projectname}
pkgdesc="Skywire Mainnet Node implementation. Skycoin.com"
_pkggopath="github.com/${_githuborg}/${_pkgname}"
pkgver=0.3.0
#pkgver='autogenerated'
pkgrel=4
#pkgrel=4
arch=( 'i686' 'x86_64' 'aarch64' 'armv8' 'armv7' 'armv7l' 'armv7h' 'armv6h' 'armhf' 'armel' 'arm' )
url="https://${_pkggopath}"
license=()
makedepends=('git' 'go' 'musl' 'kernel-headers-musl') #disable signature check pending fixes#  'skycoin-keyring')
install=skywire.install
_scripts=${_pkgname}-scripts
#scripts need at least this commit to work if current build to develop fails
#source=("git+${url}.git#commit=d156980280fdb2ddfc8765ff77cdd55c0b7e9d9c"
source=("git+${url}.git" ##branch=${BRANCH:-develop}"
"${_scripts}.tar.gz"  )
#'PKGBUILD.sig' #disable signature checking for now
#'PKGBUILD')
sha256sums=('SKIP'
            'ce17b7e4cb3620c292172e67229919ad57b943c6756a43acc23a3777cb40ecc0')
#            'SKIP'
#            'SKIP')
#validpgpkeys=('DE08F924EEE93832DABC642CA8DC761B1C0C0CFC')  # Moses Narrow <moe_narrow@use.startmail.com>
#'98F934F04F9334B81DFA3398913BBD5206B19620') #iketheadore skycoin <luxairlake@protonmail.com>

#tar -czvf skywire-scripts.tar.gz skywire-scripts
#updpkgsums

#pkgver() {
#cd "${srcdir}/${_pkgname}"
#local _version=$(git describe --abbrev=0 | tr --delete v)
#local _version=${_version//-/_}
#local _date=$(git log -1 --format="%cd" --date=short | sed s/-//g)
#local _count=$(git rev-list --count HEAD)
#local _commit=$(git rev-parse --short HEAD)
#echo "${_version}_${_date}.${_count}_${_commit}_${BRANCH:-develop}"
#}

prepare() {
#verify PKGBUILD signature
#	gpg --verify ${srcdir}/PKGBUILD.sig ${srcdir}/PKGBUILD   #disabled the signature check

# https://wiki.archlinux.org/index.php/Go_package_guidelines
mkdir -p ${srcdir}/go/src/github.com/${_githuborg}/ ${srcdir}/go/bin ${srcdir}/go/apps
ln -rTsf ${srcdir}/${_pkgname} ${srcdir}/go/src/${_pkggopath}
cd ${srcdir}/go/src/${_pkggopath}/
#avoid develop branch build failures on ARM
[[ $CARCH == "x86_64" ]] && git checkout develop || git checkout d156980280fdb2ddfc8765ff77cdd55c0b7e9d9c
}

build() {
export GOPATH=${srcdir}/go
export GOBIN=${GOPATH}/bin
export _GOAPPS=${GOPATH}/apps
export GOOS=linux
export CGO_ENABLED=1
#use musl-gcc for static compilation
export CC=musl-gcc

_msg2 "building skycache binary"
cd ${srcdir}/${_scripts}/
go build -trimpath --ldflags '-linkmode external -extldflags "-static" -buildid=' -o $GOBIN/ skycache.go

#create the skywire binaries
cd ${srcdir}/go/src/${_pkggopath}
_cmddir=${srcdir}/go/src/${_pkggopath}/cmd
#static compilation ; need to re-evaluate build determinism

_buildbins skychat $_GOAPPS apps/
_buildbins skysocks $_GOAPPS apps/
_buildbins skysocks-client $_GOAPPS apps/
_buildbins vpn-client $_GOAPPS apps/
_buildbins vpn-server $_GOAPPS apps/
_buildbins skywire-visor $GOBIN
_buildbins skywire-cli $GOBIN
_buildbins setup-node $GOBIN
#_msg2 'building hypervisor binary'  #hypervisor has been combined with the visor
#cd ${_cmddir}/hypervisor
#go build -trimpath -ldflags '-extldflags ${LDFLAGS}' -ldflags=-buildid= -o $GOBIN/ .
#binary transparency
cd $GOBIN
_msg2 'binary sha256sums'
sha256sum $(ls)
cd $_GOAPPS
sha256sum $(ls)
}

#I had to speed up the build for testing but there's a risk of using old binaries.
#will change this when the commit for the build tracks a branch
_buildbins() {
_GOHERE=$2
_binpath=$3
_binname=$1
_msg2 "building ${_binname} binary"
if [[ ! -f ${_GOHERE}/${_binname} ]] ; then
	cd ${_cmddir}/${_binpath}${_binname}
  go build -trimpath --ldflags '-linkmode external -extldflags "-static" -buildid=' -o $_GOHERE/ .
fi
}


package() {
#create directory trees or the visor might make them with weird permissions
_skydir="opt/skywire"
_skyapps="${_skydir}/apps"
_systemddir="etc/systemd/system"
_skybin="${_skydir}/bin"
mkdir -p ${pkgdir}/usr/bin
mkdir -p ${pkgdir}/${_skydir}/bin
mkdir -p ${pkgdir}/${_skydir}/apps
mkdir -p ${pkgdir}/${_skydir}/ssl
mkdir -p ${pkgdir}/${_skydir}/local
mkdir -p ${pkgdir}/${_skydir}/dmsgpty
mkdir -p ${pkgdir}/${_skydir}/${_pkgname}
mkdir -p ${pkgdir}/${_skydir}/${_pkgname}-save
mkdir -p ${pkgdir}/${_skydir}/transport_logs
mkdir -p ${pkgdir}/${_skydir}/skycache
mkdir -p ${pkgdir}/${_skydir}/hypervisorkey

_msg2 'installing binaries'
_skywirebins=$( ls ${srcdir}/go/bin )
for i in ${_skywirebins}; do
  install -Dm755 ${srcdir}/go/bin/${i} ${pkgdir}/${_skybin}/${i}
  ln -rTsf ${pkgdir}/${_skybin}/${i} ${pkgdir}/usr/bin/${i}
done

_skywireapps=$( ls ${srcdir}/go/apps )
for i in ${_skywireapps}; do
  install -Dm755 ${srcdir}/go/apps/${i} ${pkgdir}/${_skyapps}/${i}
  ln -rTsf ${pkgdir}/${_skyapps}/${i} ${pkgdir}/usr/bin/${i}
done

#install scripts
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-halt.sh ${pkgdir}/usr/bin/${_pkgname}-halt
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-setuser.sh ${pkgdir}/usr/bin/${_pkgname}-setuser

#install the PKGBUILD for generating the config backup (and restoration?) scripts
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-save.sh ${pkgdir}/usr/bin/${_pkgname}-save
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-restore.sh ${pkgdir}/usr/bin/${_pkgname}-restore
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-autoconfig.sh ${pkgdir}/usr/bin/${_pkgname}-autoconfig
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-reset.sh ${pkgdir}/usr/bin/${_pkgname}-reset

install -Dm755  ${srcdir}/${_scripts}/${_pkgname}-save.PKGBUILD  ${pkgdir}/${_skydir}/${_pkgname}-save/PKGBUILD
install -Dm755 ${srcdir}/${_scripts}/${_pkgname}-save.install ${pkgdir}/${_skydir}/${_pkgname}-save/${_pkgname}-save.install

#install the satellite PKGBUILD for distributing the hypervisor key and it's script
install -Dm755 ${srcdir}/${_scripts}/keypkg-gen.sh ${pkgdir}/usr/bin/keypkg-gen
install -Dm755  ${srcdir}/${_scripts}/hypervisorkey.PKGBUILD  ${pkgdir}/${_skydir}/hypervisorkey/PKGBUILD
install -Dm755 ${srcdir}/${_scripts}/hypervisorkey.install ${pkgdir}/${_skydir}/hypervisorkey/hypervisorkey.install
install -Dm755 ${srcdir}/${_scripts}/hypervisorkey-autoconfig.sh ${pkgdir}/${_skydir}/hypervisorkey/hypervisorkey-autoconfig.sh

#rename visor to skywire
mv ${pkgdir}/usr/bin/${_pkgname}-visor ${pkgdir}/usr/bin/${_pkgname}

#install the system.d services (from the source)
#install -Dm644 ${srcdir}/go/src/${_pkggopath}/init/${_pkgname}-hypervisor.service ${pkgdir}/usr/lib/systemd/system/${_pkgname}-hypervisor.service
#install -Dm644 ${srcdir}/go/src/${_pkggopath}/init/${_pkgname}-visor.service ${pkgdir}/usr/lib/systemd/system/${_pkgname}-visor.service

#install the patched system.d services
install -Dm644 ${srcdir}/${_scripts}/${_pkgname}.service ${pkgdir}/usr/lib/systemd/system/${_pkgname}.service
install -Dm644 ${srcdir}/${_scripts}/${_pkgname}-visor.service ${pkgdir}/usr/lib/systemd/system/${_pkgname}-visor.service

#install the skycache systemd service
install -Dm644 ${srcdir}/${_scripts}/skycache.service ${pkgdir}/usr/lib/systemd/system/skycache.service

#tls key and certificate generation
#install -Dm755 ${srcdir}/${_pkgname}/static/skywire-manager-src/ssl/generate-1.sh ${pkgdir}/${_skydir}/ssl/generate.sh
install -Dm755 ${srcdir}/${_scripts}/generate.sh ${pkgdir}/${_skydir}/ssl/generate.sh
ln -rTsf ${pkgdir}/${_skydir}/ssl/generate.sh ${pkgdir}/usr/bin/${_pkgname}-tls-gen
install -Dm644 ${srcdir}/${_pkgname}/static/${_pkgname}-manager-src/ssl/certificate.cnf ${pkgdir}/${_skydir}/ssl/certificate.cnf
}


_msg2() {
(( QUIET )) && return
local mesg=$1; shift
printf "${BLUE}  ->${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@"
}