# Many ideas come from http://wiki.debian.org/PbuilderTricks

# Codenames for Debian suites according to their alias. Update these when
# needed.
UNSTABLE_CODENAME="sid"
TESTING_CODENAME="stretch"
STABLE_CODENAME="jessie"
OLDSTABLE_CODENAME="wheezy"
#STABLE_BACKPORTS_SUITE="$STABLE_CODENAME-backports"

# List of Debian suites.
DEBIAN_SUITES=($UNSTABLE_CODENAME $TESTING_CODENAME $STABLE_CODENAME $OLDSTABLE_CODENAME
    "unstable" "testing" "stable" "oldstable" )

# List of Ubuntu suites. Update these when needed.
UBUNTU_SUITES=("precise" "trusty" "xenial")


# Mirrors to use. Update these to your preferred mirror.
DEBIAN_MIRROR="ftp2.jp.debian.org"
UBUNTU_MIRROR="jp.archive.ubuntu.com/ubuntu"

# use the changelog of a package to determine the suite to use if none set.
if [ -z "${DIST}" ] && [ -r "debian/changelog" ]; then
    DIST=$(dpkg-parsechangelog | awk '/^Distribution: / {print $2}')
    # Use the unstable suite for Debian experimental packages.
    if [ "${DIST}" == "experimental" ]; then
        DIST="unstable"
    fi
fi

# Optionally set a default distribution if none is used.
: ${DIST:="$(lsb_release --short --codename)"}

# Optionally set the architecture to the host architecture if none set.
: ${ARCH:="$(dpkg --print-architecture)"}

NAME="$DIST"
if [ -n "${ARCH}" ]; then
    NAME="$NAME-$ARCH"
    DEBOOTSTRAPOPTS=("--arch" "$ARCH" "${DEBOOTSTRAPOPTS[@]}")
fi

PBUILDERDIR=/home/debrepo/pbuilder

ARCHITECTURE=$ARCH
DISTRIBUTION="$DIST"
BASETGZ="$PBUILDERDIR/$NAME-base.tgz"
BUILDRESULT="$PBUILDERDIR/$NAME_result/"
APTCACHE="$PBUILDERDIR/aptcache/"
BUILDPLACE="$PBUILDERDIR/build/"

if $(echo ${DEBIAN_SUITES[@]} | grep -q $DIST); then
    # Debian configuration
    MIRRORSITE="http://$DEBIAN_MIRROR/debian/"
    COMPONENTS="main contrib non-free"
#    if $(echo "$STABLE_CODENAME stable" | grep -q $DIST); then
#        EXTRAPACKAGES="$EXTRAPACKAGES debian-backports-keyring"
#        OTHERMIRROR="$OTHERMIRROR | deb http://www.backports.org/debian $STABLE_BACKPORTS_SUITE $COMPONENTS"
#    fi
elif $(echo ${UBUNTU_SUITES[@]} | grep -q $DIST); then
    # Ubuntu configuration
    MIRRORSITE="http://$UBUNTU_MIRROR/ubuntu/"
    COMPONENTS="main restricted universe multiverse"
else
    echo "Unknown distribution: $DIST"
    exit 1
fi

if [ -n "$NOSOURCES" ]; then
   DEBBUILDOPTS=
else
   DEBBUILDOPTS="-sa"
fi

# ccache
#export CCACHE_DIR="/var/cache/pbuilder/$NAME/ccache"
#export PATH="/usr/lib/ccache:${PATH}"
#EXTRAPACKAGES="$EXTRAPACKAGES ccache"
#BINDMOUNTS="${CCACHE_DIR}"

# Create missing directories
[ -d $BUILDRESULT ] || sudo mkdir -p $BUILDRESULT
[ -d $APTCACHE    ] || sudo mkdir -p $APTCACHE
[ -d $BUILDPLACE  ] || sudo mkdir -p $BUILDPLACE  && sudo chmod a+w $BUILDPLACE
[ -d $HOOKDIR     ] || sudo mkdir -p $HOOKDIR
#[ -d $CCACHE_DIR  ] || sudo mkdir -p $CCACHE_DIR && sudo chmod a+w $CCACHE_DIR