Topic.hpp

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#ifndef TOPIC_H
#define TOPIC_H
 
// Our includes
#include "../Command.hpp"
 
class Topic : public Command
{
  public:
    Topic()
    {
        _name = "topic";
        _description = "Allows the client to query or set the channel topic on "
                       "channel";
        _usage = "topic";
        _example[0] = "TOPIC #channel1 :another topic";
        _example[1] = "TOPIC #channel1";
    }
 
    bool validate(void)
    {
        std::map<size_t, std::string> p = _message->getParams();
        if (p.size() < 1)
        {
            _sender->message(ERR_NEEDMOREPARAMS(_sender->_servername, _sender->_nick,
                                                _message->getCmd())); // ERR_NEEDMOREPARAMS (461)
            return (false);
        }
 
        Channel *channel = _server->getChannel(p[0]);
        if (channel)
        {
            if (!channel->joined(_sender))
            {
                _sender->message(ERR_NOTONCHANNEL(_sender->_servername, _sender->_nick, p[0]));
                return (false);
            }
            else if (!channel->isOpe(_sender) && channel->hasMode(CHANNEL_MODE_TOPIC_SETTABLE_BY_CHANNEL_OPERATOR_ONLY) && p.size() > 1)
            {
                _sender->message(
                    ERR_CHANOPRIVSNEEDED(_sender->_servername, _sender->_nick, p[0]));
                return (false);
            }
        }
        else
        {
            _sender->message(ERR_NOSUCHCHANNEL(_sender->_servername, _sender->_nick, p[0]));
            return (false);
        }
        return (true);
    }
 
    void execute()
    {
        std::map<size_t, std::string> p = _message->getParams();
        Channel *                     channel = _server->getChannel(p[0]);
 
        if (p.size() == 1)
        {
            std::string topic = channel->getTopic();
            if (topic.empty())
                _sender->message(
                    RPL_NOTOPIC(_sender->_servername, _sender->_nick, channel->getName()));
            else
                _sender->message(RPL_TOPIC(_sender->_servername, _sender->_nick,
                                           channel->getName(), channel->getTopic()));
        }
        else
        {
            channel->setTopic(p[1]);
 
            std::vector<Client *> related_channels_clients = channel->getClients();
            for (size_t j = 0; j < related_channels_clients.size(); j++)
            {
                related_channels_clients[j]->message(
                    RPL_TOPIC(_sender->_servername, related_channels_clients[j]->_nick,
                              channel->getName(), channel->getTopic()));
            }
        }
    }
};
#endif