#!/bin/sh

set -e
set -x 

. /usr/share/debconf/confmodule

# Cargar variables de configuración
db_get opengnsys/ogrepository_ogrepoIp
OGREPO_IP="$RET"
db_get opengnsys/ogrepository_ogcoreIp
OGCORE_IP="$RET"
db_get opengnsys/ogrepository_sambaUser
SAMBA_USER="$RET"
db_get opengnsys/ogrepository_sambaUserPass
SAMBA_PASS="$RET"

# Asegurarse de que el usuario exista
USER="opengnsys"


# Provisionar base de datos si es necesario en caso de instalación. 


# Detectar si es una instalación nueva o una actualización
if [ "$1" = "configure" ] && [ -z "$2" ]; then
    systemd-run --no-block /bin/bash -c "
sleep 10;
apt update -y;
for pkg in bittorrent bittornado ctorrent; do
    if ! dpkg -l | grep -qw \"\$pkg\"; then
        apt install -y \"\$pkg\"
    fi
done
"
    
    sed -i "s/%%OGREPOSITORY_USER%%/$SAMBA_USER/g" /etc/systemd/system/ogrepo-api.service
    sed -i "s/%%OGREPOSITORY_USER%%/$SAMBA_USER/g" /etc/samba/ogrepo-smb.conf

    # Install ssh keys on opengnsys user
    # Get opengnsys home directory
    OPENGNSYS_HOME=$(getent passwd opengnsys | cut -d: -f6)
    # Create .ssh directory
    mkdir -p $OPENGNSYS_HOME/.ssh
    # Copy ssh keys
    cp /opt/opengnsys/ogrepository/etc/opengnsys $OPENGNSYS_HOME/.ssh/id_ed25519
    cp /opt/opengnsys/ogrepository/etc/opengnsys.pub $OPENGNSYS_HOME/.ssh/id_ed25519.pub
    # Change permissions
    chmod 700 $OPENGNSYS_HOME/.ssh
    chmod 600 $OPENGNSYS_HOME/.ssh/id_ed25519
    chmod 644 $OPENGNSYS_HOME/.ssh/id_ed25519.pub
    # Genera authorized_keys 
    cat $OPENGNSYS_HOME/.ssh/id_ed25519.pub >> $OPENGNSYS_HOME/.ssh/authorized_keys
    chmod 600 $OPENGNSYS_HOME/.ssh/authorized_keys
    chown -R opengnsys:opengnsys $OPENGNSYS_HOME/.ssh

    if [ -f /etc/samba/smb.conf ]; then
        dpkg-divert --package ogrepository --add --rename --divert /etc/samba/smb.conf.orig /etc/samba/smb.conf
        cp /etc/samba/smb.conf.orig /etc/samba/smb.conf
        if ! grep -q "include = /etc/samba/ogrepo-smb.conf" /etc/samba/smb.conf; then
            echo "include = /etc/samba/ogrepo-smb.conf" >> /etc/samba/smb.conf
        fi
        (echo "$SAMBA_PASS"; echo "$SAMBA_PASS") | smbpasswd -a $SAMBA_USER
    fi

    # Configure Repo 

    cp /opt/opengnsys/ogrepository/etc/ogAdmRepo.cfg.tmpl /opt/opengnsys/ogrepository/etc/ogAdmRepo.cfg
    sed -i "s/SERVERIP/$OGREPO_IP/g" /opt/opengnsys/ogrepository/etc/ogAdmRepo.cfg
    sed -i "s/OGCOREIP/$OGCORE_IP/g" /opt/opengnsys/ogrepository/etc/ogAdmRepo.cfg

    # Copiar sudoers file ogrepository/etc/opengnsys-repository
    cp /opt/opengnsys/ogrepository/etc/opengnsys-repository /etc/sudoers.d/opengnsys 
elif [ "$1" = "configure" ] && [ -n "$2" ]; then
    echo "Actualización desde la versión $2"
    # Recopy static files without configuration 
    cp /opt/opengnsys/ogrepository/etc/opengnsys-repository /etc/sudoers.d/opengnsys-repository 
    OPENGNSYS_HOME=$(getent passwd opengnsys | cut -d: -f6)
    # Create .ssh directory
    mkdir -p $OPENGNSYS_HOME/.ssh
    # Copy ssh keys
    cp /opt/opengnsys/ogrepository/etc/opengnsys $OPENGNSYS_HOME/.ssh/id_ed25519
    cp /opt/opengnsys/ogrepository/etc/opengnsys.pub $OPENGNSYS_HOME/.ssh/id_ed25519.pub
    cat $OPENGNSYS_HOME/.ssh/id_ed25519.pub >> $OPENGNSYS_HOME/.ssh/authorized_keys

fi

# Cambiar la propiedad de los archivos al usuario especificado
chown opengnsys:www-data /opt/opengnsys/
chown -R opengnsys:www-data /opt/opengnsys/ogrepository
chmod 755 /opt/opengnsys/ogrepository/bin/*

# Install http server stuff
# Reiniciar servicios si es necesario
# systemctl restart nombre_del_servicio

systemctl daemon-reload
systemctl enable ogrepo-api
systemctl restart ogrepo-api
systemctl restart smbd

# echo "ogrepository-trigger" > /var/lib/dpkg/triggers/ogrepository.trigger
# POST_INVOKE_SCRIPT="/var/lib/dpkg/info/ogrepository.trigger"

# echo "Registrando post-invoke para instalación de paquetes adicionales..."

# cat <<EOF > "$POST_INVOKE_SCRIPT"
# #!/bin/sh
# set -e

# echo "Ejecutando post-trigger: Instalando bittorrent, bittornado y ctorrent..."

# export DEBIAN_FRONTEND=noninteractive
# apt-get update
# apt-get install -y bittorrent bittornado ctorrent

# echo "Instalación de paquetes adicionales completada."

# exit 0
# EOF

# chmod +x "$POST_INVOKE_SCRIPT"

# # Intentar ejecutar el script ahora si no hay otro proceso de apt corriendo
# if ! pgrep -x "apt" > /dev/null; then
#     echo "Ejecutando instalación de paquetes adicionales inmediatamente..."
#     "$POST_INVOKE_SCRIPT"
# else
#     echo "Apt está en uso, los paquetes se instalarán después."
# fi

# find /opt/opengnsys/ogrepository -type f -name "*.py" -exec chmod +x {} \;

# dpkg-trigger --by-package=ogrepository ogrepository-trigger

exit 0