/***
    This file is part of snapcast
    Copyright (C) 2014-2025  Johannes Pohl

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
***/

#pragma once

// local headers
#include "browse_mdns.hpp"

// 3rd party headers
#include <avahi-client/client.h>
#include <avahi-client/lookup.h>
#include <avahi-common/error.h>
#include <avahi-common/malloc.h>
#include <avahi-common/simple-watch.h>


/// Avahi based mDNS browser
class BrowseAvahi : public BrowsemDNS
{
public:
    /// c'tor
    BrowseAvahi();
    /// d'tor
    ~BrowseAvahi();

    bool browse(const std::string& serviceName, mDNSResult& result, int timeout) override;

private:
    void cleanUp();
    static void resolve_callback(AvahiServiceResolver* r, AVAHI_GCC_UNUSED AvahiIfIndex interface, AVAHI_GCC_UNUSED AvahiProtocol protocol,
                                 AvahiResolverEvent event, const char* name, const char* type, const char* domain, const char* host_name,
                                 const AvahiAddress* address, uint16_t port, AvahiStringList* txt, AvahiLookupResultFlags flags,
                                 AVAHI_GCC_UNUSED void* userdata);
    static void browse_callback(AvahiServiceBrowser* b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const char* name,
                                const char* type, const char* domain, AVAHI_GCC_UNUSED AvahiLookupResultFlags flags, void* userdata);
    static void client_callback(AvahiClient* c, AvahiClientState state, AVAHI_GCC_UNUSED void* userdata);
    AvahiClient* client_;
    mDNSResult result_;
    AvahiServiceBrowser* sb_;
};