# Maintainer: Pekka Helenius (~Fincer) <fincer89 at hotmail dot com>
# Contributor: Adrià Cereto i Massagué <ssorgatem at gmail.com>

pkgname=dxvk-git
_pkgname=dxvk
pkgver=0.92.7
pkgrel=1

arch=('i686' 'x86_64')
conflicts=("dxvk-win64-bin")
provides=("dxvk" "dxvk64")
depends=('vulkan-icd-loader' 'wine')

pkgdesc="A Vulkan-based compatibility layer for Direct3D 10/11 which allows running 3D applications on Linux using Wine."
arch=('x86_64' 'i686')

url="https://github.com/doitsujin/dxvk"
license=('custom:zlib/libpng')
makedepends=('ninja' 'meson>=0.43' 'glslang' 'mingw-w64-gcc' 'git' 'wine')
options=(!strip !buildflags staticlibs)
source=(${pkgname}::"git+https://github.com/doitsujin/dxvk.git#commit=1af96347e1c6f1f2eb11aeb11009f380fd5761ec")
sha256sums=('SKIP')

_git_branch_dxvk=master
_dxvk_commit=1af96347e1c6f1f2eb11aeb11009f380fd5761ec

##############################

# Copy custom patches to correct location
if [[ $(find "${startdir}/dxvk-patches" -mindepth 1 -maxdepth 1 -regex ".*\.\(patch\|diff\)$") ]]; then
    cp -r "${startdir}/dxvk-patches/"*.{patch,diff} "${startdir}"/
    p=0
    for patch in $(find . -mindepth 1 -maxdepth 1 -regex ".*\.\(patch\|diff\)$"); do
        patches[$p]="$(basename ${patch})"
        let p++
    done
    unset p
    source+=(${source[@]} ${patches[@]})
fi

# Reset git tree and apply custom patches
prepare() {

  cd "${srcdir}/dxvk-git"
  git checkout ${_git_branch_dxvk}
  git reset --hard ${_dxvk_commit} # Restore tracked files
  git clean -d -x -f         # Delete untracked files

  # Apply patches, if present
  if [[ $(ls "${srcdir}"/*.{patch,diff} 2>/dev/null | wc -w) -ne 0 ]]; then

  # Apply all custom patches
  msg2 "Applying custom patches..."

    for i in "${srcdir}"/*.{patch,diff}; do 
      if [[ -f ${i} ]]; then
        patch -Np1 < ${i}
      fi
    done

  fi

}

##############################

# Retrieve DXVK version tag
pkgver() {
    cd "${pkgname}"
    printf '%s' $(git describe --long | sed 's/\-[a-z].*//; s/\-/\./; s/[a-z]//g')
}

# Launch DXVK build script
build() {
    "${srcdir}/${pkgname}"/package-release.sh ${pkgver} "${srcdir}"/build --no-package
}

# Bundle the compiled files
package() {
    mkdir -p "${pkgdir}"/usr/{bin,share/dxvk}
    cp -r "${srcdir}"/build/${_pkgname}-${pkgver}/* "${pkgdir}/usr/share/dxvk/"

    echo -e "#!/bin/sh\n/usr/share/dxvk/setup_dxvk.sh" \
    > "${pkgdir}/usr/bin/setup_dxvk"

    chmod +x "${pkgdir}/usr/bin/setup_dxvk"
}