#!/bin/bash
volumio kernelsource
apt -y install dkms git i2c-tools libasound2-plugins

# Clone WM8960 source
src=/opt/wm8960_src
git clone https://github.com/waveshare/WM8960-Audio-HAT.git $src
pushd $src
git reset --hard cd5d2e01a80cce929ea64715ed73d1b91cd5ba50
popd

marker=0.0.0
ver=1.0
uname_r=5.4.83+
mod=wm8960-soundcard

if [[ -d /var/lib/dkms/$mod/$ver/$marker ]]; then
  rmdir /var/lib/dkms/$mod/$ver/$marker
fi

if [[ -e /usr/src/$mod-$ver || -e /var/lib/dkms/$mod/$ver ]]; then
  dkms remove --force -m $mod -v $ver --all
  rm -rf /usr/src/$mod-$ver
fi

mkdir -p /usr/src/$mod-$ver
cp -a $src/* /usr/src/$mod-$ver/
dkms build $uname_r -m $mod -v $ver && dkms install --force $uname_r -m $mod -v $ver

mkdir -p /var/lib/dkms/$mod/$ver/$marker

# install dtbos
cp $src/wm8960-soundcard.dtbo /boot/overlays

#set kernel moduels
grep -q "i2c-dev" /etc/modules || echo "i2c-dev" >> /etc/modules
grep -q "snd-soc-wm8960" /etc/modules || echo "snd-soc-wm8960" >> /etc/modules
grep -q "snd-soc-wm8960-soundcard" /etc/modules || echo "snd-soc-wm8960-soundcard" >> /etc/modules

echo "Script finished. Please reboot."