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#pragma once
#include <AK/AKString.h>
#include <AK/HashMap.h>
#include <AK/CircularQueue.h>
#include <AK/Function.h>
#include "IRCLogBuffer.h"
#include "IRCWindow.h"
class IRCChannel;
class IRCQuery;
class IRCWindowListModel;
class GNotifier;
class IRCClient {
friend class IRCChannel;
friend class IRCQuery;
public:
IRCClient(const String& address, int port = 6667);
~IRCClient();
bool connect();
String hostname() const { return m_hostname; }
int port() const { return m_port; }
String nickname() const { return m_nickname; }
void join_channel(const String&);
bool is_nick_prefix(char) const;
Function<void()> on_connect;
Function<void()> on_disconnect;
Function<void()> on_server_message;
Function<IRCWindow*(void*, IRCWindow::Type, const String&)> aid_create_window;
void register_subwindow(IRCWindow&);
void unregister_subwindow(IRCWindow&);
IRCWindowListModel* client_window_list_model() { return m_client_window_list_model; }
const IRCWindowListModel* client_window_list_model() const { return m_client_window_list_model; }
int window_count() const { return m_windows.size(); }
const IRCWindow& window_at(int index) const { return *m_windows.at(index); }
IRCWindow& window_at(int index) { return *m_windows.at(index); }
void handle_user_input_in_channel(const String& channel_name, const String&);
void handle_user_input_in_query(const String& query_name, const String&);
void handle_user_input_in_server(const String&);
IRCQuery& ensure_query(const String& name);
IRCChannel& ensure_channel(const String& name);
private:
struct Message {
String prefix;
String command;
Vector<String> arguments;
};
void receive_from_server();
void send(const String&);
void send_user();
void send_nick();
void send_pong(const String& server);
void send_privmsg(const String& target, const String&);
void process_line();
void handle_join(const Message&);
void handle_ping(const Message&);
void handle_namreply(const Message&);
void handle_privmsg(const Message&);
void handle(const Message&, const String& verbatim);
String m_hostname;
int m_port { 0 };
int m_socket_fd { -1 };
String m_nickname;
Vector<char> m_line_buffer;
OwnPtr<GNotifier> m_notifier;
HashMap<String, RetainPtr<IRCChannel>> m_channels;
HashMap<String, RetainPtr<IRCQuery>> m_queries;
Vector<IRCWindow*> m_windows;
IRCWindow* m_server_subwindow { nullptr };
IRCWindowListModel* m_client_window_list_model { nullptr };
Retained<IRCLogBuffer> m_log;
};
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