#!/bin/bash

# exit script immediately if a command fails
set -e


ANDROOT=$PWD
RESOLVED_REPO_PATH="$ANDROOT/$(dirname $(readlink $0))"
PATCHES_PATH=$RESOLVED_REPO_PATH/patches

pushd () {
    command pushd "$@" > /dev/null
}

popd () {
    command popd "$@" > /dev/null
}

commit_exists() {
    _sha1=$1
    git rev-parse --quiet --verify $_sha1^{commit}
}

apply_commit() {
    _commit=$1
    if commit_exists $_commit
    then
        git cherry-pick $_commit
    else
        git fetch $LINK $_commit && git cherry-pick $_commit
    fi
}

apply_gerrit_cl_commit() {
    _cl=$1
    _commit=$2
    if commit_exists $_commit
    then
        git cherry-pick $_commit
    else
        git fetch $LINK $_cl && git cherry-pick FETCH_HEAD
    fi
}

apply_pull_commit() {
    _pull=$1
    _commit=$2
    if commit_exists $_commit
    then
        git cherry-pick $_commit
    else
        git fetch $LINK pull/$_pull/head && git cherry-pick $_commit
    fi
}

do_if_online() {
    if [[ ! $OFFLINE = true ]]
    then
        $@
    fi
}

echo ""
echo "  ████████╗██████╗ ███████╗██████╗ ██╗     ███████╗"
echo "  ╚══██╔══╝██╔══██╗██╔════╝██╔══██╗██║     ██╔════╝"
echo "     ██║   ██████╔╝█████╗  ██████╔╝██║     █████╗"
echo "     ██║   ██╔══██╗██╔══╝  ██╔══██╗██║     ██╔══╝"
echo "     ██║   ██║  ██║███████╗██████╔╝███████╗███████╗"
echo "     ╚═╝   ╚═╝  ╚═╝╚══════╝╚═════╝ ╚══════╝╚══════╝"
echo ""
echo "              applying treble patches..."
echo ""

pushd $ANDROOT/kernel/sony/msm-4.9/kernel
# dtsi: tone: conjure oem into /vendor
git am < $PATCHES_PATH/dtsi-tone-conjure-oem-into-vendor.patch
# dtsi: loire: conjure oem into /vendor
git am < $PATCHES_PATH/dtsi-loire-conjure-oem-into-vendor.patch
popd

# TODO
#pushd $ANDROOT/kernel/sony/msm-4.14/kernel
## dtsi: tone: conjure oem into /vendor
#git am < $PATCHES_PATH/dtsi-tone-conjure-oem-into-vendor.patch
## dtsi: loire: conjure oem into /vendor
#git am < $PATCHES_PATH/dtsi-loire-conjure-oem-into-vendor.patch
#popd

pushd $ANDROOT/build/make
LINK="https://android.googlesource.com/platform/build"
# releasetools: Skip adding compatiblity.zip
git am < $PATCHES_PATH/build-releasetools-skip-compatiblity-zip.patch
# HACK: Allow excluding system from ota package
#git am < $PATCHES_PATH/build-releasetools-allow-no-system-ota.patch
apply_gerrit_cl_commit refs/changes/07/1240407/1 2cc601ecc90deaa5f0ccdeb948cad373c44a285e
popd

pushd $ANDROOT/device/sony/common
#LINK="https://git.ix5.org/felix/device-sony-common"
#(git remote --verbose | grep -q $LINK) || git remote add ix5 $LINK
#do_if_online git fetch ix5

# TODO: Unused as of now
# Revert: Switch selinux to enforcing
# (needed because there might be problems with misbehaving GSI sepolicies)
#git revert --no-edit selinux-enforcing-temp-tag
popd

pushd $ANDROOT/system/core
# init: Always allow permissive
# Horrible workaround to get permissive SELinux in user builds
git am < $PATCHES_PATH/system-core-always-allow-permissive.patch
popd


# because "set -e" is used above, when we get to this point, we know
# all patches were applied successfully.
echo ""
echo "  ████████╗██████╗ ███████╗██████╗ ██╗     ███████╗"
echo "  ╚══██╔══╝██╔══██╗██╔════╝██╔══██╗██║     ██╔════╝"
echo "     ██║   ██████╔╝█████╗  ██████╔╝██║     █████╗"
echo "     ██║   ██╔══██╗██╔══╝  ██╔══██╗██║     ██╔══╝"
echo "     ██║   ██║  ██║███████╗██████╔╝███████╗███████╗"
echo "     ╚═╝   ╚═╝  ╚═╝╚══════╝╚═════╝ ╚══════╝╚══════╝"
echo ""
echo "        all treble patches applied successfully!"
echo ""


echo ""
echo ""
echo ""
echo ""
echo ""
echo ""
echo ""
echo ""
echo "        DO NOT FORGET TO INCLUDE device/sony/customization!!!"
echo ""
echo "         ELSE YOUR DEVICE WILL NOT BOOT!!!!"
echo ""
echo ""
echo "          ALSO COPY THE ODM FILES!!!!"
echo ""

set +e