#!/usr/bin/env bash

# Copyright 2024 DigitalOcean
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

read -r -d '' LICENSE <<EOF
#!/usr/bin/env bash

# Copyright 2024 DigitalOcean
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
EOF

FILES=$(find . -name "*.sh" -not -path "./vendor/*")
EXIT=0

for FILE in $FILES; do
        HEADERS=$(head -n 15 $FILE)
        if [ "$HEADERS" != "$LICENSE" ]; then
                echo "license headers not found in $FILE"
		EXIT=1
        fi
done

exit $EXIT
