/*	EQEmu: EQEmulator

	Copyright (C) 2001-2026 EQEmu Development Team

	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

#include "common/net/eqstream.h"
#include "common/opcodemgr.h"
#include "common/rulesys.h"
#include "ucs/chatchannel.h"

#include <list>
#include <vector>

#define MAX_JOINED_CHANNELS 10

enum {
	CommandJoin = 0, CommandLeaveAll, CommandLeave, CommandListAll, CommandList, CommandSet, CommandAnnounce, CommandSetOwner,
	CommandOPList, CommandInvite, CommandGrant, CommandModerate, CommandVoice, CommandKick,
	CommandPassword, CommandToggleInvites, CommandAFK, CommandUptime,
	CommandGetHeaders, CommandGetBody, CommandMailTo, CommandSetMessageStatus, CommandSelectMailBox,
	CommandSetMailForwarding, CommandBuddy, CommandIgnorePlayer,
	CommandEndOfList
};

struct CommandEntry {
	const char *CommandString;
	int CommandCode;
};

typedef enum { ConnectionTypeUnknown, ConnectionTypeCombined, ConnectionTypeMail, ConnectionTypeChat } ConnectionType;

static const CommandEntry Commands[] = {
					{ "join", CommandJoin },
					{ "leaveall", CommandLeaveAll },
					{ "leave", CommandLeave },
					{ "listall", CommandListAll },
					{ "list", CommandList },
					{ "set", CommandSet },
					{ "announce", CommandAnnounce },
					{ "setowner", CommandSetOwner },
					{ "oplist", CommandOPList },
					{ "invite", CommandInvite },
					{ "grant", CommandGrant },
					{ "moderate", CommandModerate },
					{ "voice", CommandVoice },
					{ "kick", CommandKick },
					{ "password", CommandPassword },
					{ "toggleinvites", CommandToggleInvites },
					{ "afk", CommandAFK },
					{ "uptime", CommandUptime },
					{ "getheaders", CommandGetHeaders },
					{ "getbody", CommandGetBody },
					{ "mailto", CommandMailTo },
					{ "setmessagestatus", CommandSetMessageStatus },
					{ "selectmailbox", CommandSelectMailBox },
					{ "setmailforwarding", CommandSetMailForwarding },
					{ "buddy", CommandBuddy },
					{ "ignoreplayer", CommandIgnorePlayer },
					{ "", CommandEndOfList } };

struct CharacterEntry {
	int CharID;
	int Level;
	std::string Name;
};

class Client {

public:
	Client(std::shared_ptr<EQStreamInterface> eqs);
	~Client();

	std::shared_ptr<EQStreamInterface> ClientStream;
	void AddCharacter(int CharID, const char *CharacterName, int Level);
	void ClearCharacters() { Characters.clear(); }
	void SendMailBoxes();
	inline void QueuePacket(const EQApplicationPacket *p, bool ack_req=true) { ClientStream->QueuePacket(p, ack_req); }
	std::string GetName() { if(Characters.size()) return Characters[0].Name; else return ""; }
	void JoinChannels(std::string& channel_name_list, bool command_directed = false);
	void LeaveChannels(std::string& channel_name_list, bool command_directed = false);
	void LeaveAllChannels(bool send_updated_channel_list = true, bool command_directed = false);
	void AddToChannelList(ChatChannel *JoinedChannel);
	void RemoveFromChannelList(ChatChannel *JoinedChannel);
	void SendChannelMessage(std::string Message);
	void SendChannelMessage(const std::string& ChannelName, const std::string& Message, Client *Sender);
	void SendChannelMessageByNumber(std::string Message);
	void SendChannelList();
	void CloseConnection();
	void ToggleAnnounce(const std::string& State);
	bool IsAnnounceOn() { return (Announce == true); }
	void AnnounceJoin(ChatChannel *Channel, Client *c);
	void AnnounceLeave(ChatChannel *Channel, Client *c);
	void GeneralChannelMessage(const std::string& Message);
	void GeneralChannelMessage(const char *Characters);
	void SetChannelPassword(std::string ChannelPassword);
	void ProcessChannelList(const std::string& Input);
	void AccountUpdate();
	int ChannelCount();
	std::string RemoveDuplicateChannels(std::string& in_channels);
	inline void SetAccountID(int inAccountID) { AccountID = inAccountID; }
	inline int GetAccountID() { return AccountID; }
	inline void SetAccountStatus(int inStatus) { Status = inStatus; }
	inline void SetHideMe(bool inHideMe) { HideMe = inHideMe; }
	inline void SetKarma(uint32 inKarma) { TotalKarma = inKarma; }
	inline int GetAccountStatus() { return Status; }
	inline bool GetHideMe() { return HideMe; }
	inline uint32 GetKarma() { return TotalKarma; }
	void SetChannelOwner(std::string CommandString);
	void OPList(std::string CommandString);
	void ChannelInvite(std::string CommandString);
	void ChannelGrantModerator(std::string CommandString);
	void ChannelGrantVoice(std::string CommandString);
	void ChannelKick(std::string CommandString);
	void ChannelModerate(std::string CommandString);
	std::string ChannelSlotName(int ChannelNumber);
	void ToggleInvites();
	bool InvitesAllowed() { return AllowInvites; }
	bool IsRevoked() { return Revoked; }
	void SetRevoked(bool r) { Revoked = r; }
	inline bool IsChannelAdmin() { return (Status >= RuleI(Channels, RequiredStatusAdmin)); }
	inline bool CanListAllChannels() { return (Status >= RuleI(Channels, RequiredStatusListAll)); }
	void SendHelp();
	inline bool GetForceDisconnect() { return ForceDisconnect; }
	std::string MailBoxName();
	int GetMailBoxNumber() { return CurrentMailBox; }
	int GetMailBoxNumber(const std::string& CharacterName);

	void SetConnectionType(char c);
	ConnectionType GetConnectionType() { return TypeOfConnection; }
	EQ::versions::ClientVersion GetClientVersion() { return ClientVersion_; }

	inline bool IsMailConnection() { return (TypeOfConnection == ConnectionTypeMail) || (TypeOfConnection == ConnectionTypeCombined); }
	void SendNotification(int MailBoxNumber, const std::string& Subject, const std::string& From, int MessageID);
	void ChangeMailBox(int NewMailBox);
	inline void SetMailBox(int NewMailBox) { CurrentMailBox = NewMailBox; }
	void SendFriends();
	int GetCharID();
	void SendUptime();
	void SendKeepAlive();

private:
	unsigned int CurrentMailBox;
	std::vector<CharacterEntry> Characters;
	ChatChannel *JoinedChannels[MAX_JOINED_CHANNELS];
	bool Announce;
	int AccountID;
	int Status;
	bool HideMe;
	bool AllowInvites;
	bool Revoked;

	//Anti Spam Stuff
	Timer *AccountGrabUpdateTimer;
	uint32 TotalKarma;

	Timer *GlobalChatLimiterTimer; //60 seconds
	int AttemptedMessages;
	bool ForceDisconnect;

	ConnectionType TypeOfConnection;
	EQ::versions::ClientVersion ClientVersion_;
	bool UnderfootOrLater;
};

class Clientlist {

public:
	Clientlist(int MailPort);
	void	Process();
	void	CloseAllConnections();
	Client *FindCharacter(const std::string& CharacterName);
	void	CheckForStaleConnectionsAll();
	void	CheckForStaleConnections(Client *c);
	Client *IsCharacterOnline(const std::string& CharacterName);
	void ProcessOPMailCommand(Client* c, std::string command_string, bool command_directed = false);

private:
	EQ::Net::EQStreamManager *chatsf;

	std::list<Client*> ClientChatConnections;

	OpcodeManager *ChatOpMgr;
};