all_pkgs=(
   # deps
   cef-standard
   cereal
   libsodium-git
   mozc
   vim-runtime-git

   # packages
   chocolate-doom
   chromium-vaapi-bin
   chromium-widevine
   desmume-git
   dolphin-emu-git
   eternity-engine-git
   fceux-git
   gdcc
   godot
   gopherus
   gvim-git
   gzdoom-legacy
   higan
   maxcso
   mednaffe
   megatools
   mgba-git
   motsognir
   mupen64plus-git
   mupen64plus-gui-git
   mupen64plus-noncore-plugins-git
   nicotine-plus-git
   obs-linuxbrowser-bin
   obs-studio-git
   pcsx2-git
   ppsspp-git
   prboom-plus
   ripcord
   rpcs3-git
   sharenix-git
   slade
   squirrel-sql
   uim-mozc
   xf86-input-xwiimote-git
   xf86-video-amdgpu-git
   xwiimote-git
   zdoom
)
declare -A options=(
   ["cef-standard"]="--asdeps"
   ["cereal"]="--asdeps"
   ["libsodium-git"]="--asdeps"
   ["mozc"]="--asdeps"
   ["vim-runtime-git"]="--asdeps"

   ["higan"]="--handle Higan --url https://gitlab.com/higan/higan.git/"
   ["mupen64plus-noncore-plugins-git"]="--no-pull -f"
   ["ppsspp-git"]="--install-as ppsspp-git"
)
pkg_ver() {
   sed '/^pkgver\=/!d;s/pkgver\=\(.*\)/\1/' PKGBUILD
}
exit_on_err() {
   local res=$1

   if (( $res ))
   then
      echo "error in rebuild, aborting"
      exit $res
   fi
}
higan_make() {
   make -j12 -C $@ uninstall
   make -j12 -C $@ clean;   exit_on_err $?
   make -j12 -C $@ all;     exit_on_err $?
   make -j12 -C $@ install; exit_on_err $?
}
build_package() {
   cd ~/bin

   local pkg=$1
   shift

   local special_handling="None"
   local no_pull
   local install_as
   local makepkg_args="-srLcCf --noconfirm"
   local pull_url="https://aur.archlinux.org/$pkg.git"

   while (( $# ))
   do
      case $1 in
         --handle)
            special_handling=$2
            shift 2
            ;;
         --url)
            pull_url=$2
            shift 2
            ;;
         --no-pull)
            no_pull=1
            shift
            ;;
         --install-as)
            install_as=$2
            shift 2
            ;;
         --asdeps|--skipinteg|-f)
            makepkg_args="$makepkg_args $1"
            shift
            ;;
         *)
            echo "error in rebuild configuration ($1), aborting"
            exit 1
            ;;
      esac
   done

   if [[ ! -d ~/bin/$pkg ]]
   then
      git clone $pull_url
   fi

   cd $pkg

   if [[ ! $no_pull ]]
   then
      git pull
   fi

   case $special_handling in
      None)
         ;;
      Higan)
         git fetch --tags
         git checkout $(git describe --tags `git rev-list --tags --max-count=1`)
         higan_make higan target=higan
         higan_make higan target=bsnes
         higan_make icarus
         make -j12 -C shaders install
         return
         ;;
      *)
         echo "incorrect handler ($special_handling), aborting"
         exit 1
         ;;
   esac

   if [[ ! $install_as ]]
   then
      makepkg_args="$makepkg_args -i"
   fi

   makepkg $makepkg_args
   exit_on_err $?

   local pkgver

   if [[ $install_as ]]
   then
      pkgver=$(pkg_ver)
      sudo pacman --noconfirm --needed -U $install_as-$pkgver*.pkg.tar
      exit_on_err $?
   fi
}
main() {
   local pkg
   local pkgs

   if (( $# ))
   then
      pkgs=$@
   else
      pkgs=${all_pkgs[*]}
   fi

   for pkg in $pkgs
   do
      build_package $pkg ${options[$pkg]}
   done
}

main $@

## EOF