#! /bin/bash
# vim: set tabstop=4 shiftwidth=4 expandtab filetype=sh:

if [[ ( $(grep USB <<< $myTTY) || $(grep AMA <<< $myTTY) || $SSH_CLIENT || $REMOTEHOST ) && ! $DISPLAY ]]; then
    echo "Please run GSport on the console, or in an X Window."
else

    if [[ -f /usr/local/lib/ROM ]]; then
        if [[ ! $(grep snd-pcm-oss /etc/modules) ]]; then
            echo "Configuring GSport sound..."
            echo "snd-pcm-oss" | sudo tee -a /etc/modules > /dev/null
            [[ ! $(lsmod | grep snd_pcm_oss) ]] && sudo modprobe snd-pcm-oss
        fi

        if [[ ! $(dpkg -l xfonts-base 2> /dev/null | grep '^ii') ]]; then
            echo "Configuring GSport fonts..."
            sudo apt-get -y update
            touch /tmp/updated
            sudo apt-get -y install xfonts-base &> /dev/null
            sudo apt-get -y clean
        fi

        if [[ ! $(dpkg -l libpcap0.8-dev 2> /dev/null | grep '^ii') ]]; then
            echo "Configuring GSport networking..."
            [[ ! -f /tmp/updated ]] && sudo apt-get -y update
            sudo apt-get -y install libpcap0.8-dev &> /dev/null
            sudo apt-get -y clean
        fi

        rm /tmp/updated &> /dev/null
    else
        gsport-setup
        [[ $? -ne 0 ]] && exit 1
    fi

    displayOK=
    if [[ $DISPLAY ]]; then # X Window
        displayOK=1
    else # console/framebuffer
        if [[ ! -f /usr/local/etc/gsportconsolewarningoff ]] && { dpkg -l | grep -q -i virtualbox; }; then
            echo
            echo "If you have difficulties moving the mouse in GS/OS, choose"
            echo "'Disable Mouse Integration' from the Machine menu. To free the mouse"
            echo "from the virtual machine, press the Host key (shown in the lower right"
            echo "corner of the virtual machine window)."
            echo
            echo "Press alt-F4 to exit GSport."
            echo
            echo "Press return to continue,"
            echo -n "  or type 'OK' if you want to stop seeing this message: "
            read
            if [[ $REPLY == "ok" || $REPLY == "ok" || $REPLY == "Ok" ]]; then
                sudo touch /usr/local/etc/gsportconsolewarningoff
            fi
            # FIXME: Should this block just be deleted at this point?
#             echo "If you wish to run GSport in the console window, the mouse will not work"
#             echo "unless you uninstall VirtualBox Guest Additions. If you don't want to do"
#             echo "this, you can instead run GSport in an X window (e.g. by typing 'startx')."
#             echo "If you're not sure, just uninstall it now. Nothing terrible will happen."
#             echo
#             echo -n "Do you want to uninstall VirtualBox Guest Additions now? "
#             read
#             if [[ ${REPLY:0:1} == "Y" || ${REPLY:0:1} == "y" ]]; then
#                 echo "Ok, on the case..."
#                 sudo /etc/init.d/vboxadd-service stop 2> /dev/null
#                 sudo /etc/init.d/virtualbox-guest-utils stop &> /dev/null
#                 sudo rmmod vboxvideo 2> /dev/null
#                 sudo rmmod vboxsf 2> /dev/null
#                 sudo rmmod vboxguest 2> /dev/null
#                 while { lsmod | grep -q vbox; }; do
#                     sleep 1
#                     sudo rmmod vboxvideo 2> /dev/null
#                     sudo rmmod vboxsf 2> /dev/null
#                     sudo rmmod vboxguest 2> /dev/null
#                 done
#                 if [ -f /opt/VBoxGuestAdditions*/uninstall.sh ]; then
#                     sudo /opt/VBoxGuestAdditions*/uninstall.sh &> /dev/null
#                     sudo rmdir /opt/VBoxGuestAdditions* 2> /dev/null
#                 fi
#                 if { dpkg -l 2> /dev/null | grep -q -i virtualbox; }; then
#                     sudo apt-get -y purge $(dpkg -l 2> /dev/null | grep -i virtualbox | cut -f 3 -d ' ' | tr '\n' ' ') &> /dev/null
#                 fi
#                 touch /tmp/gsport-consolesetup
#             fi
        fi

        if [[ ! $(grep 'input' <<< $(groups) ) ]]; then
            sudo groupadd input &> /dev/null
            sudo usermod -a -G input $USER
            echo 'SUBSYSTEM=="input", GROUP="input", MODE="0660"' | sudo tee /etc/udev/rules.d/99-input.rules > /dev/null
            touch /tmp/gsport-consolesetup
        fi

        if [[ -c /dev/fb0 ]]; then
            [[ ! -f /tmp/gsport-consolesetup ]] && displayOK=1
        else
            if [[ -f /etc/default/grub ]]; then
                if [[ ! $(grep 'GRUB_GFXPAYLOAD_LINUX' /etc/default/grub) ]]; then
                    echo "Preparing GSport for console use..."
                    sudo sed -i 's/^\(GRUB_CMDLINE_LINUX=.*\)$/\1\nGRUB_GFXPAYLOAD_LINUX=640x480/' /etc/default/grub
                    sudo update-grub &> /dev/null
                    touch /tmp/gsport-consolesetup
                fi
            else
                echo "No framebuffer available. Please run GSport in an X window."
            fi
        fi
    fi

    if [[ ! $DISPLAY && -f /tmp/gsport-consolesetup ]]; then
        echo "GSport will be ready for console use after you restart your system."
        echo "You can restart now by typing 'system-restart'."
    elif [[ $displayOK ]]; then
        if [[ $(xdpyinfo 2> /dev/null) ]]; then
            exec gsportx
        else
            exec gsportfb
        fi
    else
        echo "GSport has a problem. Please try updating A2CLOUD by"
        echo "typing 'a2cloud-setup'."
    fi

fi