%global _trivial .0
%global _buildid .2
# Define common variables for the package
%define _name xfce4-desktop
%define version 4.20.0
%define release 1%{?dist}

Name:           %{_name}
Version:        %{version}
Release:        1%{dist}%{?_trivial}%{?_buildid}
Summary:        A meta-package to install the XFCE4 desktop environment and common utilities.
License:        MIT
BuildArch:      noarch
# No Source needed as this is a meta-package that only manages dependencies.

Source1:     xfce4-panel.xml
Source2:     thunar.xml

# List all required packages. RPM will ensure these are present/installed.
Requires: tigervnc-server
Requires: firefox
Requires: xfce4-session
Requires: xfce4-settings
Requires: xfce4-taskmanager
Requires: xfce4-terminal
Requires: xfce4-vala
Requires: libxfce4windowing
Requires: mousepad
Requires: ristretto
Requires: xarchiver
Requires: xfconf
Requires: xfdashboard
Requires: xfdesktop
Requires: xfwm4
Requires: xfce4-notes-plugin
Requires: xfce4-mount-plugin
Requires: xfce4-about
Requires: xfce4-appfinder
Requires: desktop-backgrounds
Requires: Thunar
Requires: plank
Requires: gnome-icon-theme
Requires: icon-naming-utils
Requires: google-noto-sans-fonts
Requires: google-noto-sans-cjk-sc-fonts
Requires: google-noto-cjk-fonts
Requires: google-noto-sans-mono-cjk-sc-fonts
Requires: google-noto-serif-cjk-sc-fonts
Requires: google-noto-serif-sc-fonts

%description
This package is a meta-package designed to pull in all the necessary
components to set up a full XFCE4 desktop environment, along with
additional utilities and fonts as specified. It simplifies the
installation of a comprehensive XFCE4 environment on compatible systems.


%install
mkdir -p %{buildroot}%{_datadir}/my-xfce-config/
cp %{SOURCE1} %{buildroot}%{_datadir}/my-xfce-config/default.xml
cp %{SOURCE2} %{buildroot}%{_datadir}/my-xfce-config/thunar.xml


%posttrans
cp %{_datadir}/my-xfce-config/default.xml /etc/xdg/xfce4/panel/default.xml
cp %{_datadir}/my-xfce-config/thunar.xml /etc/xdg/Thunar/thunar.xml

mkdir -p /etc/xdg/autostart
cat > /etc/xdg/autostart/plank.desktop <<EOF
[Desktop Entry]
Type=Application
Name=Plank
Exec=plank
OnlyShowIn=XFCE;
X-GNOME-Autostart-enabled=true
NoDisplay=false
EOF


%post
# Check if the 'ec2-user' exists on the system
if id -u ec2-user &>/dev/null; then
    echo "Info: 'ec2-user' found. Configuring .vnc/xstartup..."

    VNC_DIR="/home/ec2-user/.vnc"
    XSTARTUP_FILE="${VNC_DIR}/xstartup"

    # Create the .vnc directory if it doesn't exist
    mkdir -p "${VNC_DIR}"

    # Write the xstartup content using a 'here document'
    cat << 'EOF_XSTARTUP' > "${XSTARTUP_FILE}"
#!/bin/bash
unset SESSION_MANAGER
unset DBUS_SESSION_BUS_ADDRESS

# Force X11 session type
export XDG_SESSION_TYPE=x11
export XDG_CURRENT_DESKTOP=XFCE
export XDG_SESSION_DESKTOP=XFCE
export DISPLAY=:1    # or whatever your vncserver uses

xrdb $HOME/.Xresources
startxfce4 &
EOF_XSTARTUP

    # Set executable permissions for the xstartup script
    chmod +x "${XSTARTUP_FILE}"

    # Set ownership of the .vnc directory and xstartup file to ec2-user
    chown ec2-user:ec2-user "${VNC_DIR}"
    chown ec2-user:ec2-user "${XSTARTUP_FILE}"
fi

%files
%{_datadir}/my-xfce-config/default.xml
%{_datadir}/my-xfce-config/thunar.xml


%changelog
* Fri Jul 25 2025 Yonghang Wang <yhw@@amazon.com> - 4.18.0-1
- Initial meta-package for XFCE4 desktop environment.
- Configures xstartup for ec2-user if present.