#!/bin/sh
# @jjm2473

hosts() {
    cat <<-EOF
api.themoviedb.org 13.35.67.86
image.tmdb.org 104.16.61.155
www.themoviedb.org 54.192.151.79
EOF
}

filter() {
    local EXISTED=`uci show dhcp | grep -E '^dhcp\.@domain\[\d+\]\.name=' | sed 's/.*=//g'"; s/'//g" | sort -u`
    if [ "x$EXISTED" = "x" ]; then
    	cat
    else
	    grep -vFwe "$EXISTED"
    fi
}
add_host() {
    [ "x$1" = "x" -o "x$2" = "x" ] && return
    echo "set $1 = $2"
    uci -q batch <<-EOF >/dev/null
        add dhcp domain
        set dhcp.@domain[-1].name=$1
        set dhcp.@domain[-1].ip=$2
EOF
}
add_hosts() {
    local line
    while read; do
        line="$REPLY"
        add_host $line
    done
    if [ -n "`uci changes dhcp`" ]; then
        echo "commit changes and reload dnsmasq"
        uci commit dhcp
        /etc/init.d/dnsmasq reload
    else
        echo "there is nothing to do"
    fi
}

hosts | filter | add_hosts

echo "done"