package org.freertr.serv;

import java.util.List;
import org.freertr.addr.addrIP;
import org.freertr.pack.packHolder;
import org.freertr.pipe.pipeSide;
import org.freertr.prt.prtGenConn;
import org.freertr.prt.prtServP;
import org.freertr.tab.tabGen;
import org.freertr.user.userFilter;
import org.freertr.user.userHelping;
import org.freertr.util.cmds;
import org.freertr.util.counter;
import org.freertr.util.state;

/**
 * echo (rfc862) server - packet mode
 *
 * @author matecsaba
 */
public class servEchoP extends servGeneric implements prtServP {

    /**
     * create instance
     */
    public servEchoP() {
    }

    /**
     * port number
     */
    public final static int port = 7;

    /**
     * defaults text
     */
    public final static String[] defaultL = {
        "server echo .*!" + cmds.tabulator + "port " + port,
        "server echo .*!" + cmds.tabulator + "protocol " + proto2string(protoAll)
    };

    /**
     * defaults filter
     */
    public static tabGen<userFilter> defaultF;

    public tabGen<userFilter> srvDefFlt() {
        return defaultF;
    }

    /**
     * close connection
     *
     * @param id connection
     */
    public void datagramClosed(prtGenConn id) {
    }

    /**
     * connection ready
     *
     * @param id connection
     */
    public void datagramReady(prtGenConn id) {
    }

    /**
     * work connection
     *
     * @param id connection
     */
    public void datagramWork(prtGenConn id) {
    }

    /**
     * received error
     *
     * @param id connection
     * @param pck packet
     * @param rtr reporting router
     * @param err error happened
     * @param lab error label
     * @return false on success, true on error
     */
    public boolean datagramError(prtGenConn id, packHolder pck, addrIP rtr, counter.reasons err, int lab) {
        return false;
    }

    /**
     * notified that state changed
     *
     * @param id id number to reference connection
     * @param stat state
     * @return return false if successful, true if error happened
     */
    public boolean datagramState(prtGenConn id, state.states stat) {
        return false;
    }

    /**
     * received packet
     *
     * @param id connection
     * @param pck packet
     * @return false on success, true on error
     */
    public boolean datagramRecv(prtGenConn id, packHolder pck) {
        id.send2net(pck);
        return false;
    }

    public void srvShRun(String beg, List<String> lst, int filter) {
    }

    public boolean srvCfgStr(cmds cmd) {
        return true;
    }

    public void srvHelp(userHelping l) {
    }

    public String srvName() {
        return "echo";
    }

    public int srvPort() {
        return port;
    }

    public int srvProto() {
        return protoAll;
    }

    public boolean srvInit() {
        return genDgrmStart(this, 0);
    }

    public boolean srvDeinit() {
        return genericStop(0);
    }

    public boolean srvAccept(pipeSide pipe, prtGenConn id) {
        id.timeout = 10000;
        return false;
    }

}