%global gitdate 20230415
%global gitrev 8cd0ea9
%global gitcommit %{gitdate}git%{gitrev}
%global grubthemedir /boot/grub2/themes
%global debug_package %{nil}

Name:           grub2-themes
Version:        0
Release:        2%{?gitcommit:.%{gitcommit}}%{?dist}
Summary:        A collection of themes for Grub2 by vinceliuice
License:        GPLv3
URL:            https://github.com/vinceliuice/grub2-themes
Source0:        %{name}-%{version}%{?gitcommit:-%{gitcommit}}.tar.xz 
BuildRequires:  ImageMagick
Requires:       grub2-tools
BuildArch:      noarch

%description
A collection of themes for Grub2 by vinceliuice.


%package 1080p
Summary:        A collection of 1080p themes for Grub2 by vinceliuice
Requires:       grub2-tools

%description 1080p
A collection of themes for Grub2 by vinceliuice.
This package contains the themes that can be used at a 1080p screen resolution (1920x1080).


%package ultrawide
Summary:        A collection of ultrawide themes for Grub2 by vinceliuice
Requires:       grub2-tools

%description ultrawide
A collection of themes for Grub2 by vinceliuice.
This package contains the themes that can be used at an ultrawide screen resolution (2560x1080).


%package 4k
Summary:        A collection of 4k themes for Grub2 by vinceliuice
Requires:       grub2-tools

%description 4k
A collection of themes for Grub2 by vinceliuice.
This package contains the themes that can be used at a 4k screen resolution (3840x2160).


%package 2k
Summary:        A collection of 2k themes for Grub2 by vinceliuice
Requires:       grub2-tools

%description 2k
A collection of themes for Grub2 by vinceliuice.
This package contains the themes that can be used at a 2k screen resolution (2560x1440).


%package ultrawide2k
Summary:        A collection of ultrawide2k themes for Grub2 by vinceliuice
Requires:       grub2-tools

%description ultrawide2k
A collection of themes for Grub2 by vinceliuice.
This package contains the themes that can be used at a ultrawide2k screen resolution (3440x1440).


%prep
%autosetup -n %{name}


%build
for screen in 1080p 2k 4k ultrawide ultrawide2k; do
    if [[ ${screen} == '1080p' ]]; then
        gfxmode="GRUB_GFXMODE=1920x1080,auto"
    elif [[ ${screen} == 'ultrawide' ]]; then
        gfxmode="GRUB_GFXMODE=2560x1080,auto"
    elif [[ ${screen} == '4k' ]]; then
        gfxmode="GRUB_GFXMODE=3840x2160,auto"
    elif [[ ${screen} == '2k' ]]; then
        gfxmode="GRUB_GFXMODE=2560x1440,auto"
    elif [[ ${screen} == 'ultrawide2k' ]]; then
        gfxmode="GRUB_GFXMODE=3440x1440,auto"
    fi

    cat > README.${screen} << EOF
To use this theme, edit %{_sysconfdir}/sysconfig/grub to include:
GRUB_THEME="%{grubthemedir}/MYTHEME-MYICON-${screen}/theme.txt", where:
    MYTHEME is one of the following theme styles: stylish tela vimix whitesur
    MYICON is one of the following icon styles: color white whitesur

Example: 
GRUB_THEME="%{grubthemedir}/tela-color-${screen}/theme.txt"

Then comment-out the following line (by adding a '#' at the very beginning):
GRUB_TERMINAL_OUTPUT="console"

Then, add or edit the GRUB_GFXMODE variable as follows:
${gfxmode}

Finally, run 
grub2-mkconfig -o /boot/grub2/grub.cfg
EOF
done


%install
for theme in tela vimix stylish whitesur; do
    for icon in color white whitesur; do
        for screen in 1080p 2k 4k ultrawide ultrawide2k; do
            ./install.sh -t ${theme} -i ${icon} -s ${screen} \
                -g "$RPM_BUILD_ROOT%{grubthemedir}/${theme}-${icon}-${screen}"
            pushd "$RPM_BUILD_ROOT%{grubthemedir}/${theme}-${icon}-${screen}"
                mv ./${theme}/* .
                rm -rf ./${theme}
            popd

       done
    done
done


%files 1080p
%license LICENSE
%doc README.1080p
%{grubthemedir}/*-*-1080p

%files ultrawide
%license LICENSE
%doc README.ultrawide
%{grubthemedir}/*-*-ultrawide

%files 4k
%license LICENSE
%doc README.4k
%{grubthemedir}/*-*-4k

%files 2k
%license LICENSE
%doc README.2k
%{grubthemedir}/*-*-2k

%files ultrawide2k
%license LICENSE
%doc README.ultrawide2k
%{grubthemedir}/*-*-ultrawide2k


%changelog
* Thu Jun 29 2023  Andrea Santilli - 0-2.20230415git8cd0ea9
- Modify the README.* files with more exact information.

* Sat Jun 10 2023 Andrea Santilli - 0-1.20230415git8cd0ea9
- Initial RPM release.