feat(Network): Send Chat Message (#594)

src/core/globals.hpp

@@ -195,6 +195,7 @@ namespace big
 			bool log_text_messages = false;
 			bool decloak_players = false;
 			bool force_session_host = false;
+			bool is_team = false;
 		};
 
 		struct settings {
@@ -602,6 +603,7 @@ namespace big
 			this->session.disable_chat_filter = j["session"]["disable_chat_filter"];
 			this->session.decloak_players = j["session"]["decloak_players"];
 			this->session.force_session_host = j["session"]["force_session_host"];
+			this->session.is_team = j["session"]["is_team"];
 
 			this->settings.dev_dlc = j["settings"]["dev_dlc"];
 			this->settings.hotkeys.menu_toggle = j["settings"]["hotkeys"]["menu_toggle"];
@@ -918,7 +920,8 @@ namespace big
 						{ "log_text_messages", this->session.log_text_messages },
 						{ "disable_chat_filter", this->session.disable_chat_filter },
 						{ "decloak_players", this->session.decloak_players },
-						{ "force_session_host", this->session.force_session_host }
+						{ "force_session_host", this->session.force_session_host },
+						{ "is_team", this->session.is_team }
 					}
 				},
 				{

src/function_types.hpp

@@ -1,5 +1,6 @@
 #pragma once
 #include "datanodes/player/CPlayerGameStateDataNode.hpp"
+#include "rage/rlGamerInfo.hpp"
 
 namespace big::functions
 {
@@ -67,4 +68,6 @@ namespace big::functions
 	using join_session_by_info = bool(*)(Network* network, rage::rlSessionInfo* info, int unk, int flags, rage::rlGamerHandle* handles, int handlecount);
 
 	using generate_uuid = bool(*)(std::uint64_t* uuid);
+
+	using send_chat_message = bool(*)(int64_t* send_chat_ptr, rage::rlGamerInfo* game_info, char* message, bool is_team);
 }

src/gta_util.hpp

@@ -4,6 +4,7 @@
 #include "gta/tls_context.hpp"
 #include "ped/CPedFactory.hpp"
 #include "pointers.hpp"
+#include "network/CNetworkPlayerMgr.hpp"
 
 namespace big::gta_util
 {

src/hooks/protections/receive_net_message.cpp

@@ -64,7 +64,7 @@ namespace big
 						buffer.ReadString(message, 256);
 						buffer.ReadQWord(&unk, 64);
 						buffer.ReadBool(&is_team);
-						LOG(INFO) << "[CHAT] from " << player->get_name() << ": " << message << (is_team) ? " [TEAM]" : " [ALL]";
+						LOG(INFO) << "[CHAT] from " << player->get_name() << ": " << message << (is_team ? " [TEAM]" : " [ALL]");
 					}
 					break;
 				}

src/pointers.cpp

@@ -410,6 +410,18 @@ namespace big
 			m_invalid_mods_crash_detour = ptr.add(1).rip().as<PVOID>();
 		});
 
+		// Send Chat Ptr
+		main_batch.add("SCP", "41 83 7F ? ? 4C 8B 35", [this](memory::handle ptr)
+		{
+			m_send_chat_ptr = ptr.add(8).rip().as<int64_t**>();
+		});
+
+		// Send Chat Message
+		main_batch.add("SCM", "48 83 EC 20 48 8B F9 48 8B CA 45 8A F1", [this](memory::handle ptr)
+		{
+			m_send_chat_message = ptr.sub(21).as<functions::send_chat_message>();
+		});
+
 		// Format Metric For Sending
 		main_batch.add("FMFS", "48 8B C4 48 89 58 ? 48 89 70 ? 48 89 78 ? 4C 89 70 ? 55 48 8D A8 ? ? ? ? 48 81 EC ? ? ? ? 48 83 3D", [this](memory::handle ptr)
 		{

src/pointers.hpp

@@ -138,6 +138,9 @@ namespace big
 
 		PVOID m_invalid_mods_crash_detour{};
 
+		int64_t** m_send_chat_ptr{};
+		functions::send_chat_message m_send_chat_message{};
+
 		PVOID m_init_native_tables{};
 		PVOID m_script_vm{};
 
@@ -147,8 +150,8 @@ namespace big
 		rage::rlGamerInfo* m_player_info_gamer_info{}; // the gamer info that is applied to CPlayerInfo
 		CCommunications** m_communications{};
 
-		PVOID m_update_presence_attribute_int;
-		PVOID m_update_presence_attribute_string;
+		PVOID m_update_presence_attribute_int{};
+		PVOID m_update_presence_attribute_string{};
 	};
 
 	inline pointers* g_pointers{};

src/util/notify.hpp

@@ -53,4 +53,15 @@ namespace big::notify
 			std::format("<C>{}</C> joined.", net_game_player->get_name())
 		);
 	}
+
+	inline void draw_chat(char* msg, const char* player_name, bool is_team)
+	{
+		int scaleform = GRAPHICS::REQUEST_SCALEFORM_MOVIE("MULTIPLAYER_CHAT");
+		GRAPHICS::BEGIN_SCALEFORM_MOVIE_METHOD(scaleform, "ADD_MESSAGE");
+		GRAPHICS::SCALEFORM_MOVIE_METHOD_ADD_PARAM_PLAYER_NAME_STRING(player_name); // player name
+		GRAPHICS::SCALEFORM_MOVIE_METHOD_ADD_PARAM_LITERAL_STRING(msg); // content
+		GRAPHICS::SCALEFORM_MOVIE_METHOD_ADD_PARAM_TEXTURE_NAME_STRING(HUD::GET_FILENAME_FOR_AUDIO_CONVERSATION(is_team ? "MP_CHAT_TEAM" : "MP_CHAT_ALL")); // scope
+		GRAPHICS::DRAW_SCALEFORM_MOVIE_FULLSCREEN(scaleform, 255, 255, 255, 255, 0);
+		GRAPHICS::END_SCALEFORM_MOVIE_METHOD();
+	}
 }

src/views/network/view_session.cpp

@@ -2,6 +2,8 @@
 #include "fiber_pool.hpp"
 #include "util/session.hpp"
 #include "core/data/region_codes.hpp"
+#include "gta_util.hpp"
+#include "util/notify.hpp"
 
 namespace big
 {
@@ -44,6 +46,19 @@ namespace big
 		ImGui::Checkbox("Disable Filter", &g->session.disable_chat_filter);
 		ImGui::Checkbox("Log Chat Messages", &g->session.log_chat_messages);
 		ImGui::Checkbox("Log Text Messages", &g->session.log_text_messages);
+		static char msg[256];
+		ImGui::InputText("##message", msg, sizeof(msg));
+		ImGui::SameLine();
+		ImGui::Checkbox("Is Team", &g->session.is_team);
+		ImGui::SameLine();
+		components::button("Send", []
+		{
+            if(const auto net_game_player = gta_util::get_network_player_mgr()->m_local_net_player; net_game_player)
+			{
+                if(g_pointers->m_send_chat_message(*g_pointers->m_send_chat_ptr, net_game_player->get_net_data(), msg, g->session.is_team))
+					notify::draw_chat(msg, net_game_player->get_name(), g->session.is_team);
+			}
+		});
 
 		components::sub_title("Decloak");
 		components::script_patch_checkbox("Reveal OTR Players", &g->session.decloak_players);