%global asahi_mesa_ver 20240527
%global git_tag asahi-%{asahi_mesa_ver}
%global basever 24.2.0
%global ver %{basever}-asahipre%{asahi_mesa_ver}
%global sdk_ver 23.08
%global llvm_major 18

%global libdrm_ver libdrm-2.4.121
%global libclc_ver llvmorg-18.1.8
%global spirv_tools_ver v2024.2
%global spirv_headers_ver vulkan-sdk-1.3.283.0
%global spirv_llvm_translator_ver v18.1.2
%global meson_ver 1.5.0

Name:           mesa-asahi-%{sdk_ver}-flatpak
Summary:        Mesa graphics libraries Flatpak overlay
Version:        %{lua:ver = string.gsub(rpm.expand("%{ver}"), "-", "~"); print(ver)}
Release:        1
License:        MIT
URL:            http://www.mesa3d.org

# update rpkg.conf as well with the download URL path
Source0:        org.freedesktop.Platform.GL.asahi.yml
Source1:        bwrapwrapper

Source10:        https://gitlab.freedesktop.org/asahi/mesa/-/archive/%{git_tag}/mesa-%{git_tag}.tar.bz2
Source11:        https://gitlab.freedesktop.org/mesa/drm/-/archive/%{libdrm_ver}/drm-%{libdrm_ver}.tar.bz2
Source12:        https://github.com/KhronosGroup/SPIRV-LLVM-Translator/archive/refs/tags/%{spirv_llvm_translator_ver}.tar.gz
Source13:        https://github.com/KhronosGroup/SPIRV-Headers/archive/refs/tags/%{spirv_headers_ver}.tar.gz
Source14:        https://github.com/KhronosGroup/SPIRV-Tools/archive/refs/tags/%{spirv_tools_ver}.tar.gz
Source15:        https://github.com/llvm/llvm-project/archive/refs/tags/%{libclc_ver}.tar.gz
Source16:        https://files.pythonhosted.org/packages/d6/97/852cc27c460d5fae07c6d7e4a2744f5684760358de3456b5ee9f130b8f57/meson-%{meson_ver}.tar.gz

Requires:       flatpak

BuildRequires:  flatpak-builder
BuildRequires:  fdo-runtime-%{sdk_ver}-flatpak
BuildRequires:  fdo-sdk-%{sdk_ver}-flatpak
BuildRequires:  fdo-sdk-extension-llvm%{llvm_major}-%{sdk_ver}-flatpak

# We don't want any automatic provides/requires since this is a Flatpak, not a system app
%global __provides_exclude_from ^.*$
%global __requires_exclude_from ^.*$

%description
%{summary}.

%prep
sed \
  -e "s,\%SRC_MESA,%SOURCE10,g" \
  -e "s,\%SRC_LIBDRM,%SOURCE11,g" \
  -e "s,\%SRC_SPIRV_LLVM_TRANSLATOR,%SOURCE12,g" \
  -e "s,\%SRC_SPIRV_HEADERS,%SOURCE13,g" \
  -e "s,\%SRC_SPIRV_TOOLS,%SOURCE14,g" \
  -e "s,\%SRC_LIBCLC,%SOURCE15,g" \
  -e "s,\%SRC_MESON,%SOURCE16,g" \
  %SOURCE0 > org.freedesktop.Platform.GL.asahi.yml

cp %SOURCE1 .
chmod +x bwrapwrapper

flatpak remote-add --user flathub https://0.0.0.0
flatpak remote-modify --user --collection-id=org.flathub.Stable flathub
flatpak install --assumeyes --user flathub --sideload-repo=/usr/share/flatpak-sideload/fdo-sdk-%{sdk_ver}/ org.freedesktop.Sdk//%{sdk_ver}
flatpak install --assumeyes --user flathub --sideload-repo=/usr/share/flatpak-sideload/fdo-runtime-%{sdk_ver}/ org.freedesktop.Platform//%{sdk_ver}
flatpak install --assumeyes --user flathub --sideload-repo=/usr/share/flatpak-sideload/fdo-sdk-extension-llvm%{llvm_major}-%{sdk_ver}/ org.freedesktop.Sdk.Extension.llvm%{llvm_major}//%{sdk_ver}

%build
FLATPAK_BWRAP=$PWD/bwrapwrapper flatpak-builder --disable-rofiles-fuse --extra-sources=%{_sourcedir} build org.freedesktop.Platform.GL.asahi.yml

%install
mkdir -p %{buildroot}%{_sharedstatedir}/flatpak/extension/org.freedesktop.Platform.GL.asahi/$(flatpak --default-arch)/
mv build/files %{buildroot}%{_sharedstatedir}/flatpak/extension/org.freedesktop.Platform.GL.asahi/$(flatpak --default-arch)/%{sdk_ver}
ln -s share/glvnd share/vulkan %{buildroot}%{_sharedstatedir}/flatpak/extension/org.freedesktop.Platform.GL.asahi/$(flatpak --default-arch)/%{sdk_ver}/

mkdir -p %{buildroot}%{_prefix}/lib/environment.d
echo 'FLATPAK_GL_DRIVERS=asahi' > %{buildroot}%{_prefix}/lib/environment.d/50-asahi-flatpak-extension-%{sdk_ver}.conf

%files
%{_sharedstatedir}/flatpak/extension/org.freedesktop.Platform.GL.asahi/
%{_prefix}/lib/environment.d/50-asahi-flatpak-extension-%{sdk_ver}.conf

%changelog
* Mon Jul 15 2024 Hector Martin <marcan@fedoraproject.org> - 24.2.0~asahipre20240527-1
- Initial release