2026-04-23 16:16:29 -06:00

101 lines
3.7 KiB
C++

/* 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 "patch/client_version.h"
#include <cstdint>
// Migration path: replace string_ids.h usage with ID enum values one call site at a time.
class Client;
class Mob;
class EQApplicationPacket;
namespace ZoneClient::Message {
template<typename... Args>
concept AllConstChar = (std::is_convertible_v<Args, const char*> && ...);
class IMessage
{
public:
IMessage() = default;
virtual ~IMessage() = default;
// these two are the basic string message packets
[[nodiscard]] virtual EQApplicationPacket* Simple(uint32_t color, uint32_t id) const = 0;
[[nodiscard]] virtual EQApplicationPacket* Formatted(uint32_t color, uint32_t id, const std::array<const char*, 9>& args) const = 0;
// These aren't technically messages, but they use the same format and are similar enough to include here
virtual EQApplicationPacket* InterruptSpell(uint32_t message, uint32_t spawn_id, const char* spell_link) const = 0;
virtual EQApplicationPacket* InterruptSpellOther(Mob* sender, uint32_t message, uint32_t spawn_id,
const char* name, const char* spell_link) const = 0;
};
static std::function GetComponent = [](const Client* c) -> IMessage* {
return ClientPatch::GetMessageComponent(c->GetClientVersion()).get();
};
// Helper functions to wrap the packet construction in sends
template <AllConstChar... Args>
requires (sizeof...(Args) <= 9)
void MessageString(Client* c, uint32_t type, uint32_t id, Args&&... args)
{
if constexpr (sizeof...(Args) == 0) {
ClientPatch::QueuePacket(c, &IMessage::Simple, c->GetMessageComponent().get(), type, id);
} else {
std::array<const char*, 9> a = {args...};
ClientPatch::QueuePacket(c, &IMessage::Formatted, c->GetMessageComponent().get(), type, id, a);
}
}
static auto CloseMessageString(
Mob* sender, bool ignore_sender = false, float distance = 200.f,
Mob* skipped_mob = nullptr, bool is_ack_required = true,
eqFilterType filter = FilterNone)
{
return [=]<AllConstChar... Args>(uint32_t type, uint32_t id, Args&&... args) {
static_assert(sizeof...(Args) <= 9, "Too many arguments");
auto queue_close_clients = ClientPatch::QueueCloseClients(sender, ignore_sender, distance, skipped_mob,
is_ack_required, filter);
if constexpr (sizeof...(Args) == 0) {
return queue_close_clients(&IMessage::Simple, GetComponent, type, id);
} else {
std::array<const char*, 9> a = {args...};
return queue_close_clients(&IMessage::Formatted, GetComponent, type, id, a);
}
};
}
inline void InterruptSpell(Client* c, uint32_t message, uint32_t spawn_id, const char* spell_link)
{
ClientPatch::QueuePacket(c, &IMessage::InterruptSpell, c->GetMessageComponent().get(), message, spawn_id, spell_link);
}
inline void InterruptSpellOther(Mob* sender, uint32_t message, uint32_t spawn_id, const char* name, const char* spell_link)
{
ClientPatch::QueueCloseClients(sender, true, RuleI(Range, SongMessages), nullptr, true,
sender->IsClient() ? FilterPCSpells : FilterNPCSpells)(
&IMessage::InterruptSpellOther, GetComponent, sender, message, spawn_id, name, spell_link);
}
} // namespace ZoneClient::Message