#!/bin/bash
set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR


tmp="$(readlink -f -- "$BASH_SOURCE")"; script_dir=${tmp%/*}

rm -rf usb-relay-hid
git clone https://vcs.fsf.org/git/usb-relay-hid.git

cd usb-relay-hid
git remote add upstream-github https://github.com/pavel-a/usb-relay-hid
git fetch upstream-github
if [[ $(git rev-parse master) != $(git rev-parse upstream-github/master) ]]; then
  echo "WARNING from iank! github https://github.com/pavel-a/usb-relay-hid is different from vcs master"
  echo "sleeping 10 so you see this"
  sleep 10
fi


cd commandline/makemake/
apt update
apt-get install libusb-dev libusb-1.0-0-dev
make
cp $script_dir/libremanage hidusb-relay-cmd /usr/local/bin

cat <<'EOF'
the output should be similar to this:
Board ID=[HURTM] State: R1=OFF R2=OFF
'HURTM' varies by board and goes into the libremanage config as the value for "relay"
EOF

if ! hidusb-relay-cmd state; then
  echo "$0: WARNING: running hidusb-relay-cmd state failed. this is expected if a relay is not plugged in" >&2
fi