#!/usr/bin/env bash
# This is a randomish md5 to identify this script
# 49fd668cb42069aa1b6048464be5d395

pushd `dirname $0` > /dev/null
HERE=`pwd`
popd > /dev/null

retv=0

ENV_PYTHON='{sys_executable}'

which pre-commit >& /dev/null
WHICH_RETV=$?
"$ENV_PYTHON" -c 'import pre_commit.main' >& /dev/null
ENV_PYTHON_RETV=$?
python -c 'import pre_commit.main' >& /dev/null
PYTHON_RETV=$?


if ((
        (WHICH_RETV != 0) &&
        (ENV_PYTHON_RETV != 0) &&
        (PYTHON_RETV != 0)
)); then
    echo '`pre-commit` not found.  Did you forget to activate your virtualenv?'
    exit 1
fi


# Run the legacy pre-commit if it exists
if [ -x "$HERE"/pre-commit.legacy ]; then
    "$HERE"/pre-commit.legacy
    if [ $? -ne 0 ]; then
        retv=1
    fi
fi


# Run pre-commit
if ((WHICH_RETV == 0)); then
    pre-commit
    PRE_COMMIT_RETV=$?
elif ((ENV_PYTHON_RETV == 0)); then
    "$ENV_PYTHON" -m pre_commit.main
    PRE_COMMIT_RETV=$?
else
    python -m pre_commit.main
    PRE_COMMIT_RETV=$?
fi

if ((PRE_COMMIT_RETV != 0)); then
    retv=1
fi

exit $retv