/*	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/>.
*/
#include "common/data_verification.h"
#include "zone/bot_command.h"
#include "zone/bot.h"
#include "zone/client.h"
#include "zone/doors.h"
#include "zone/object.h"
#include "zone/quest_parser_collection.h"
#include "zone/raids.h"

std::vector<RaidMember> Raid::GetRaidGroupMembers(uint32 gid)
{
	std::vector<RaidMember> raid_group_members;
	raid_group_members.clear();

	for (const auto& m : members)
	{
		if (m.member && m.group_number == gid)
		{
			raid_group_members.push_back(m);
		}
	}
	return raid_group_members;
}

// Returns Bot members that are in the raid
// passing in owner will return all Bots that have the same owner.
std::vector<Bot*> Raid::GetRaidBotMembers(uint32 owner)
{
	std::vector<Bot*> raid_members_bots;
	raid_members_bots.clear();

	for (const auto& m : members) {
		if (
			m.member &&
			m.member->IsBot()
			) {
			auto b_member = m.member->CastToBot();
			if (owner && b_member->GetBotOwnerCharacterID() == owner) {
				raid_members_bots.emplace_back(b_member);
			} else if (!owner) {
				raid_members_bots.emplace_back(b_member);
			}
		}
	}

	return raid_members_bots;
}

// Returns Bot members that are in the group specified
// passing in owner will return only Bots that have the same owner.
std::vector<Bot*> Raid::GetRaidGroupBotMembers(uint32 gid)
{
	std::vector<Bot*> raid_members_bots;
	raid_members_bots.clear();

	for (const auto& m : members) {
		if (
			m.member &&
			m.member->IsBot() &&
			m.group_number == gid
		) {
			auto b_member = m.member->CastToBot();
			raid_members_bots.emplace_back(b_member);
			raid_members_bots.emplace_back(b_member);
		}
	}

	return raid_members_bots;
}

void Raid::HandleBotGroupDisband(uint32 owner, uint32 gid)
{
	auto raid_members_bots = gid != RAID_GROUPLESS ? GetRaidGroupBotMembers(gid) : GetRaidBotMembers(owner);

	// If any of the bots are a group leader then re-create the botgroup on disband, dropping any clients
	for (const auto& b: raid_members_bots) {

		// Remove the entire BOT group in this case
		if (b && gid != RAID_GROUPLESS && IsRaidMember(b->GetName()) && IsGroupLeader(b->GetName())) {
			auto r_group_members = GetRaidGroupMembers(GetGroup(b->GetName()));

			for (auto m: r_group_members) {
				if (m.member->IsBot()) {
					auto b_member = m.member->CastToBot();
					Bot::RemoveBotFromRaid(b_member);
				}
			}
		} else {
			Bot::RemoveBotFromRaid(b);
		}
	}
}

// we need to cleanup any camped/offline bots when the owner leaves the Raid
void Raid::HandleOfflineBots(uint32 owner) {
	std::list<BotsAvailableList> bots_list;
	if (!database.botdb.LoadBotsList(owner, bots_list)) {
		return;
	}

	for (const auto& b: bots_list) {
		if (IsRaidMember(b.bot_name)) {
			for (const auto& m: members) {
				if (m.is_bot && strcmp(m.member_name, b.bot_name) == 0) {
					uint32 gid = GetGroup(m.member_name);
					SendRaidGroupRemove(m.member_name, gid);
					RemoveMember(m.member_name);
					GroupUpdate(gid);
					if (!RaidCount()) {
						DisbandRaid();
					}
				}
			}
		}
	}
}

void Bot::ProcessRaidInvite(Mob* invitee, Client* invitor, bool group_invite) {

	if (!invitee || !invitor) {
		return;
	}

	if (invitee->IsBot() &&
		invitor->HasRaid() &&
		invitee->GetOwner()->HasRaid() &&
		invitor->GetRaid()->IsRaidMember(invitee->GetOwner()->GetName())
	) {
		// If the Bot Owner is in our raid we need to be able to invite their Bots
	}
	else if (invitee->IsBot() && (invitee->CastToBot()->GetBotOwnerCharacterID() != invitor->CharacterID())) {
		invitor->Message(Chat::Red, "%s's owner needs to be in your raid to be able to invite them.", invitee->GetCleanName());
		return;
	}

	Raid* raid = entity_list.GetRaidByClient(invitor);

	if (raid && raid->RaidCount() >= MAX_RAID_MEMBERS) {
		invitor->MessageString(Chat::Red, RAID_IS_FULL);
		return;
	}
	Bot::CreateBotRaid(invitee, invitor, group_invite, raid);
}

void Bot::CreateBotRaid(Mob* invitee, Client* invitor, bool group_invite, Raid* raid) {

	Group* g_invitee = invitee->GetGroup();
	Group* g_invitor = invitor->GetGroup();

	if (g_invitee && invitor->IsClient() && !g_invitee->IsLeader(invitee)) {
		if (g_invitee->GetLeader()) {
			invitor->Message(
				Chat::Red,
				fmt::format(
					"You can only invite group leaders or ungrouped bots. Try {} instead.",
					g_invitee->GetLeader()->GetCleanName()
				).c_str()
			);
			return;
		} else {
			invitor->Message(Chat::Red, "You can only invite group leaders or ungrouped bots.");
			return;
		}
	}

	bool new_raid = false;
	if (!raid) {
		new_raid = true;
		raid = new Raid(invitor);
		entity_list.AddRaid(raid);
		raid->SetRaidDetails();
	}

	// Add Invitor to new raid
	if (new_raid) {
		if (g_invitor) {
			ProcessBotGroupAdd(g_invitor, raid, nullptr, true, true);
		} else {
			raid->SendRaidCreate(invitor);
			raid->AddMember(invitor, 0xFFFFFFFF, true, false, true);
			raid->SendMakeLeaderPacketTo(invitor->GetName(), invitor);
			if (raid->IsLocked()) {
				raid->SendRaidLockTo(invitor);
			}
		}
	}

	// Add Bot Group or Client Bot Group to raid
	if (g_invitee) {
		ProcessBotGroupAdd(g_invitee, raid);

	// Add individual client to raid
	} else if (invitee->IsClient()) {
		ProcessBotGroupAdd(g_invitee, raid, invitee->CastToClient());

	// Add individual bot to raid
	} else {
		auto gid = raid->GetGroup(invitor->GetName());
		auto b = invitee->CastToBot();

		// gives us a choice to either invite directly into the clients Raid Group, or just into the Raid
		if (group_invite && raid->GroupCount(gid) < MAX_GROUP_MEMBERS) {
			raid->AddBot(b, gid);
		} else {
			raid->AddBot(b);
		}
	}
}

void Bot::ProcessBotGroupAdd(Group* group, Raid* raid, Client* client, bool new_raid, bool initial) {

	uint32 raid_free_group_id = raid->GetFreeGroup();
	if (group) {
		for (const auto& m : group->members) {
			if (m) {
				if (m && m->IsBot()) {
					raid->AddBot(m->CastToBot(), raid_free_group_id, false, !raid->GroupCount(raid_free_group_id), false);
				} else if (m && m->IsClient()) {
					auto c = m->CastToClient();
					raid->SendRaidCreate(c);
					raid->AddMember(
						c,
						raid_free_group_id,
						new_raid,
						!raid->GroupCount(raid_free_group_id),
						false
					);
					raid->SendMakeLeaderPacketTo(raid->leadername, c);
					raid->SendBulkRaid(c);
				}
			}
		}
		group->JoinRaidXTarget(raid, initial);
		group->DisbandGroup(true);
	} else if (client) {
		raid->SendRaidCreate(client);
		raid->AddMember(client, RAID_GROUPLESS, false, false, true);
		raid->SendMakeLeaderPacketTo(raid->leadername, client);
		raid->SendBulkRaid(client);
		if (raid->IsLocked()) {
			raid->SendRaidLockTo(client);
		}
	}

	raid->GroupUpdate(raid_free_group_id);
}

void Client::SpawnRaidBotsOnConnect(Raid* raid) {
	std::list<BotsAvailableList> bots_list;
	if (!database.botdb.LoadBotsList(CharacterID(), bots_list) || bots_list.empty()) {
		return;
	}

	std::vector<RaidMember> r_members = raid->GetMembers();
	for (const auto& m: r_members) {
		if (strlen(m.member_name) != 0) {

			for (const auto& b : bots_list) {
				if (strcmp(m.member_name, b.bot_name) == 0) {
					std::string buffer = "^spawn ";
					buffer.append(m.member_name);
					std::string silent = " silent";
					buffer.append(silent);
					bot_command_real_dispatch(this, buffer.c_str());
					auto bot = entity_list.GetBotByBotName(m.member_name);

					if (bot) {
						bot->SetRaidGrouped(true);
						bot->SetStoredRaid(raid);
						bot->p_raid_instance = raid;
						bot->SetVerifiedRaid(false);
					}
				}
			}
		}
	}
}