#!/bin/sh

dotfiles="https://git.amolinae.com/amolinae06/dotfiles.git"
software="software.csv"
devsoftware=""

apk_install(){
  echo "installing $1"; apk add "$1" >/dev/null 2>&1
}

git_install(){
  echo "cloning from $1"; su - "$user" -c "cd ~/.local/src && git clone \"$1\"" >/dev/null 2>&1
}

deploy_dotfiles(){
  printf "Deploying dotfiles..."
  su - $user -c "git clone $dotfiles && cd dotfiles && rm -rf .git README.md && cp -r .* $HOME && cd && rm -rf dotfiles"
}

read_software(){
  tail -n +2 "$software" | sed -E ':a; s/("[^"]*),([^"]*")/\1\2/; ta' | while IFS=',' read -r NAME DESCRIPTION GIT GIT_URL; do
    case "$GIT" in
      "N") apk_install $NAME ;;
      "Y") git_install "$GIT_URL" ;;
      *) echo "ERROR: failed to determine $NAME."; exit 1 ;;
    esac
  done
  printf "Successfully installed all software!"
}

setup_greetd(){
  printf "Setting up greetd"
  cat <<EOF > /etc/greetd/config.toml
[terminal]
vt = 7

[default_session]
command = "tuigreet -t -r --cmd /home/$user/.local/bin/dwmlaunch"
user = "greetd"
EOF
  rc-update add greetd default
  printf "Finished setting up greetd."
}

setup_shell(){
  usermod -s /bin/zsh "$user"
  echo "changed "$user"'s shell to zsh"
}

setup_bluetooth(){
  printf "Setting up bluetooth"
  rc-update add bluetooth default
  printf "Done."
}

setup_home(){
  su - $user -c "xdg-user-dirs-update && mkdir ~/Documents/Miscellaneous"
}

setup_chroot(){
  printf "Setting up chroot"
  apk_install curl
  cd "/home/$user/Documents/Miscellaneous"
  mkdir alpchroot
  curl -LO https://dl-cdn.alpinelinux.org/alpine/v3.20/main/x86_64/apk-tools-static-2.14.4-r1.apk
  tar -xzf apk-tools-static-*.apk
  ./sbin/apk.static -X https://dl-cdn.alpinelinux.org/alpine/v3.20/main -U --allow-untrusted -p ${chroot_dir} --initdb add alpine-base
  mount -o bind /dev alpchroot/dev
  mount -t proc none alpchroot/proc
  mount -o bind /sys alpchroot/sys
  cp -L /etc/resolv.conf alpchroot/etc/
  chown 
  mkdir -p alpchroot/etc/apk
  echo "https://dl-cdn.alpinelinux.org/alpine/latest-stable/main" > alpchroot/etc/apk/repositories
  apk del curl
}

check_root(){
  if [ "$(id -u)" -ne 0 ]; then
    echo "ERROR: you must run this script as root."; exit 1
  else
    echo "ROOT: OK"
  fi
}

get_user(){
  printf "Please enter the name of your user: "
  read -r user
}

check_root
echo "Welcome to the installer"
apk_install git
get_user
read_software
deploy_dotfiles
setup_greetd
setup_shell
setup_bluetooth