package com.redbeardlab.redisql.client;

import java.util.List;

public class ParseRediSQLReply {
    public static boolean done_reply(List<Object> reply) {
        if (reply == null || reply.size() != 2) {
            return false;
        }

        Object first = reply.get(0);
        if ((first instanceof byte[]) && (new String((byte[]) first).equals("DONE"))) {
            return (reply.get(1) instanceof Long);
        }

        return false;
    }

    public static Long how_many_done(List<Object> reply)  {
        if (reply == null || reply.isEmpty() || ! done_reply(reply)) {
            return 0L;
        }
        return (Long) reply.get(1);
    }

    public static boolean is_integer(Object o) {
        return (o instanceof Long);
    }

    public static Long get_integer(Object o) {
        return (Long) o;
    }

    public static boolean is_string(Object o) {
        return (o instanceof byte[]);
    }

    public static String get_string(Object o) {
        return new String((byte[])o);
    }

    public static boolean is_list(Object o) {
        return (o instanceof List);
    }


}