#!/bin/sh

PIRATEBOX_FOLDER=/opt/piratebox
PIRATEBOX_CONFIG="${PIRATEBOX_FOLDER}"/conf/piratebox.conf
PIRATEBOX_HOSTAPD_CONF="${PIRATEBOX_FOLDER}"/conf/hostapd.conf

FTP_CONFIG_SCRIPT="${PIRATEBOX_FOLDER}""/bin/ftp_enable.sh"
FTP_CONFIG_AVAILABLE="-e $FTP_CONFIG_SCRIPT"

### Minidlna service-file
MINIDLNA_SERVICE=minidlna

PACKAGE_LOCATION=/prebuild


### Configuration stuff
SWAP_PARTITION="/dev/mmcblk0p3"
EXT_PARTITION="/dev/mmcblk0p4"
EXT_MOUNTPOINT="/mnt/sdcard"
USB_MOUNTPOINT="/mnt/usb"

do_enable_wifi_hotspot(){
	sed 's|DO_BRIDGE="no"|DO_BRIDGE="yes"|' 	-i  $PIRATEBOX_CONFIG
	sed 's|USE_APN="no"|USE_APN="yes"|'         	-i  $PIRATEBOX_CONFIG
	sed 's|PROBE_INTERFACE="no"|PROBE_INTERFACE="yes"|' -i  $PIRATEBOX_CONFIG
}

do_disable_wifi_hotspot(){
        sed 's|DO_BRIDGE="yes"|DO_BRIDGE="no"|'         -i  $PIRATEBOX_CONFIG
        sed 's|USE_APN="yes"|USE_APN="no"|'             -i  $PIRATEBOX_CONFIG
	sed 's|PROBE_INTERFACE="yes"|PROBE_INTERFACE="no"|' -i  $PIRATEBOX_CONFIG
}

do_timesave_enable() {
	${PIRATEBOX_FOLDER}/bin/timesave.sh ${PIRATEBOX_FOLDER}/conf/piratebox.conf  install
	systemctl enable cronie.service

	echo "
[Unit]
Description=Restore fake RTC-time

[Service]
ExecStart=/bin/bash ${PIRATEBOX_FOLDER}/bin/timesave.sh ${PIRATEBOX_FOLDER}/conf/piratebox.conf recover

[Install]
WantedBy=multi-user.target 
" >  /etc/systemd/system/timesave.service
	systemctl enable timesave.service
	
} 

do_netctl_lan_to_piratebox(){
	if ! netctl is-enabled lan_piratebox_bridge  ; then
		netctl disable  lan_dhcp
		netctl enable lan_piratebox_bridge 
	fi
}

do_netctl_lan_as_single_dhcp(){
	if ! netctl is-enabled lan_dhcp  ; then
		netctl disable lan_piratebox_bridge
		netctl enable lan_dhcp
	fi
}

do_launch_ftp_setup(){
	if $FTP_CONFIG_AVAILABLE ; then
		. $FTP_CONFIG_SCRIPT
	else 
		return 128
	fi
}


do_swapon_step1(){

if [ -e ${SWAP_PARTITION} ]  ; then 
	return 11
fi

fdisk /dev/mmcblk0 <<EOF
n
p
3

+256M
w

EOF

echo "
[Unit]
Description=Make SWAP Filesystem once

[Service]
ExecStart=/bin/bash /bin/cli_lbx.sh do_swapon_step2

[Install]
WantedBy=multi-user.target 
" >  /etc/systemd/system/make_swap.service
systemctl enable make_swap.service


}

do_swapon_step2(){
	mkswap ${SWAP_PARTITION}
	grep -q "${SWAP_PARTITION}" /etc/fstab || echo "${SWAP_PARTITION}    none swap defaults 0 0" >> /etc/fstab 
	systemctl disable make_swap.service
	swapon ${SWAP_PARTITION}
}

do_ext_step1(){

if [ -e ${EXT_MOUNTPOINT} ]  ; then 
	return 11
fi

fdisk /dev/mmcblk0 <<EOF
n
p
4


w

EOF

echo "
[Unit]
Description=Create Storage Filesystem on SD-Card

[Service]
ExecStart=/bin/bash /bin/cli_lbx.sh do_ext_step2

[Install]
WantedBy=multi-user.target 
" >  /etc/systemd/system/make_ext.service
systemctl enable make_ext.service

}

do_ext_step2(){
	mkdir -p  ${EXT_MOUNTPOINT}
	mkfs.ext4 ${EXT_PARTITION}
        grep -q "${EXT_MOUNTPOINT}" /etc/fstab || echo "${EXT_PARTITION}     ${EXT_MOUNTPOINT}   auto defaults 0 0" >> /etc/fstab
        systemctl disable make_ext.service
        mount ${EXT_MOUNTPOINT} 
}


do_enable_minidlna(){
	## LibraryBox config file copy once (piratebox is the targetfolder for the logfile)
	grep -q piratebox /etc/minidlna.conf || cp ${PIRATEBOX_FOLDER}/src/linux.example.minidlna.conf  /etc/minidlna.conf

	systemctl start $MINIDLNA_SERVICE
	systemctl enable $MINIDLNA_SERVICE
}

do_disable_minidlna(){
        systemctl stop    $MINIDLNA_SERVICE
        systemctl disable $MINIDLNA_SERVICE
}


get_installed_hostapd(){

	local installed=$(pacman -Qs hostapd | head -n 1 | cut -d ' ' -f 1)
	echo $installed
	return 0
}

_remove_installed_hostapd(){
	#get current installed
	local installed_package=$( pacman -Qs hostapd | head -n 1 | cut -d ' ' -f 1)
	RC=$?
	if [ "$RC" = "0" ] ; then
		echo "package found: $insalled_package"
		pacman -dd --noconfirm -R $installed_package
		return $?
	fi
	return $RC

}


do_switch_to_hostapd_generic(){
	_remove_installed_hostapd && echo "Removed old package"
	local package_path="${PACKAGE_LOCATION}"/hostapd/hostapd-?.?-*.pkg.*
	pacman --noconfirm --force -U $package_path && \
		sed 's#driver=.*#driver=nl80211#'   -i $PIRATEBOX_HOSTAPD_CONF
	return $?
}


do_switch_to_hostapd_8188eu(){
	_remove_installed_hostapd && echo "Removed old package"
	local package_path="${PACKAGE_LOCATION}"/hostapd/hostapd-8188eu-?.?-*.pkg.*
	pacman --noconfirm --force -U $package_path && \
		sed 's#driver=.*#driver=rtl871xdrv#'   -i $PIRATEBOX_HOSTAPD_CONF
	return $?
}


do_switch_to_hostapd_8192cu(){
	_remove_installed_hostapd && echo "Removed old package"
	local package_path="${PACKAGE_LOCATION}"/hostapd/hostapd-8192cu-?.?_*.pkg.*
	pacman --noconfirm --force -U $package_path && \
		sed 's#driver=.*#driver=rtl871xdrv#'   -i $PIRATEBOX_HOSTAPD_CONF
	return $?
}