#!/bin/sh -e

SYSCONFDIR='<%= node['nginx']['dir'] %>'

if [ -z $1 ]; then
        echo "Which stream would you like to enable?"
        echo -n "Your choices are: "
        ls $SYSCONFDIR/streams-available/* | \
        sed -e "s,$SYSCONFDIR/streams-available/,,g" | xargs echo
        echo -n "Stream name? "
        read STREAMNAME
else
        STREAMNAME=$1
fi

if [ $STREAMNAME = "default" ]; then
        PRIORITY="000"
fi

if [ -e $SYSCONFDIR/streams-enabled/$STREAMNAME -o \
     -e $SYSCONFDIR/streams-enabled/"$PRIORITY"-"$STREAMNAME" ]; then
        echo "This stream is already enabled!"
        exit 0
fi

if ! [ -e $SYSCONFDIR/streams-available/$STREAMNAME ]; then
        echo "This stream does not exist!"
        exit 1
fi

if [ $STREAMNAME = "default" ]; then
        ln -sf $SYSCONFDIR/streams-available/$STREAMNAME \
               $SYSCONFDIR/streams-enabled/"$PRIORITY"-"$STREAMNAME"
else
        ln -sf $SYSCONFDIR/streams-available/$STREAMNAME $SYSCONFDIR/streams-enabled/$STREAMNAME
fi

echo "Stream $STREAMNAME installed; reload nginx to enable."