#!/usr/bin/env bash
# Copyright 2020 The Dawn & Tint Authors
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
#    contributors may be used to endorse or promote products derived from
#    this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Defined to use origin/master instead of origin/main
build=1
buildtools=1
clang=1
cpplint=1
googletest=1
spirv_headers=1
spirv_tools=1
testing=1


# This script assumes it's parent directory is the repo root.
repo_path=$(dirname "$0")/..

cd "$repo_path"

if [[ $(git diff --stat) != '' ]]; then
    echo "Working tree is dirty, commit changes before attempting to roll DEPS"
    exit 1
fi

old_head=$(git rev-parse HEAD)

for i in $(find third_party -maxdepth 1 -mindepth 1 -type d); do
  name=`echo "${i%%/}" | cut -f2 -d'/' | tr '-' '_'`

  if [ "x${name}" == "xcpplint" ]; then
    continue
  fi

  trunk="origin/main"
  if [ ! -z ${!name} ]; then
    trunk="origin/master"
  fi

  roll-dep --ignore-dirty-tree --roll-to="${trunk}" "${i%%/}";
done

git rebase --interactive "${old_head}"