#!/bin/sh

set -e -u

GCM_SENDER_ID=${GCM_SENDER_ID:-""}
CRITTERCISM_APP_ID=${CRITTERCISM_APP_ID:-""}
OUTFILE=""
VARIANT=""

usage() {
	echo "usage: $0 -o outfile -v <variant>"
	exit 1
}

while [ $# -gt 0 ]; do
	case $1 in
		-o)
			OUTFILE=$2
			shift
			;;
		-v)
			VARIANT=$2
			shift
			;;
		*)
			echo "unexpected param $1"
			usage
			;;
	esac
	shift
done

if [ -z "$GCM_SENDER_ID" ]; then
    echo "GCM_SENDER_ID empty; GCM use will be disabled" >&2
fi
if [ -z "$CRITTERCISM_APP_ID" ]; then
    echo "CRITTERCISM_APP_ID empty; Crittercism will not be enabled" >&2
fi

[ -z "$VARIANT" ] && usage
[ -z "$OUTFILE" ] && usage

PKG=$VARIANT

cat <<EOF > $OUTFILE
// Auto-generated: DO NOT CHECK THIS IN until questions about
// obscuring various ids are cleared up. For now they're not meant 
// to be committed to public repos.

package org.eehouse.android.$PKG;

public class GCMConsts {
    public static final String SENDER_ID = "${GCM_SENDER_ID}";
    public static final String CRITTERCISM_APP_ID  = "${CRITTERCISM_APP_ID}";
}
EOF