[Combat] Basic Combat Recording (#2090)

* Basic combat recording

* Update combat_record.h

common/eqemu_logsys.cpp

@@ -134,6 +134,7 @@ EQEmuLogSys *EQEmuLogSys::LoadLogSettingsDefaults()
 	log_settings[Logs::HTTP].log_to_gmsay                   = static_cast<uint8>(Logs::General);
 	log_settings[Logs::ChecksumVerification].log_to_console = static_cast<uint8>(Logs::General);
 	log_settings[Logs::ChecksumVerification].log_to_gmsay   = static_cast<uint8>(Logs::General);
+	log_settings[Logs::CombatRecord].log_to_gmsay           = static_cast<uint8>(Logs::General);
 
 	/**
 	 * RFC 5424

common/eqemu_logsys.h

@@ -128,6 +128,7 @@ namespace Logs {
 		HTTP,
 		Saylink,
 		ChecksumVerification,
+		CombatRecord,
 		MaxCategoryID /* Don't Remove this */
 	};
 
@@ -214,6 +215,7 @@ namespace Logs {
 		"HTTP",
 		"Saylink",
 		"ChecksumVerification",
+		"CombatRecord",
 	};
 }
 

common/eqemu_logsys_log_aliases.h

@@ -706,6 +706,16 @@
         OutF(LogSys, Logs::Detail, Logs::ChecksumVerification, __FILE__, __func__, __LINE__, message, ##__VA_ARGS__);\
 } while (0)
 
+#define LogCombatRecord(message, ...) do {\
+    if (LogSys.log_settings[Logs::CombatRecord].is_category_enabled == 1)\
+        OutF(LogSys, Logs::General, Logs::CombatRecord, __FILE__, __func__, __LINE__, message, ##__VA_ARGS__);\
+} while (0)
+
+#define LogCombatRecordDetail(message, ...) do {\
+    if (LogSys.log_settings[Logs::CombatRecord].is_category_enabled == 1)\
+        OutF(LogSys, Logs::Detail, Logs::CombatRecord, __FILE__, __func__, __LINE__, message, ##__VA_ARGS__);\
+} while (0)
+
 #define Log(debug_level, log_category, message, ...) do {\
     if (LogSys.log_settings[log_category].is_category_enabled == 1)\
         LogSys.Out(debug_level, log_category, __FILE__, __func__, __LINE__, message, ##__VA_ARGS__);\
@@ -1138,6 +1148,12 @@
 #define LogChecksumVerificationDetail(message, ...) do {\
 } while (0)
 
+#define LogCombatRecord(message, ...) do {\
+} while (0)
+
+#define LogCombatRecordDetail(message, ...) do {\
+} while (0)
+
 #define Log(debug_level, log_category, message, ...) do {\
 } while (0)
 

zone/CMakeLists.txt

@@ -19,6 +19,7 @@ SET(zone_sources
     client_mods.cpp
     client_packet.cpp
     client_process.cpp
+    combat_record.cpp
     command.cpp
     corpse.cpp
     data_bucket.cpp
@@ -162,7 +163,7 @@ SET(zone_sources
     zone_reload.cpp
     zone_store.cpp
     zoning.cpp
-    )
+)
 
 SET(zone_headers
     aa.h
@@ -179,6 +180,7 @@ SET(zone_headers
     cheat_manager.h
     client.h
     client_packet.h
+    combat_record.h
     command.h
     common.h
     corpse.h
@@ -283,7 +285,7 @@ SET(zone_headers
     zonedump.h
     zone_reload.h
     zone_store.h
-    )
+)
 
 
 ADD_EXECUTABLE(zone ${zone_sources} ${zone_headers})

zone/attack.cpp

@@ -2724,6 +2724,7 @@ bool NPC::Death(Mob* killer_mob, int32 damage, uint16 spell, EQ::skills::SkillTy
 		static_cast<int>(attack_skill)
 	);
 	parse->EventNPC(EVENT_DEATH_COMPLETE, this, oos, export_string, 0);
+	combat_record.Stop();
 
 	/* Zone controller process EVENT_DEATH_ZONE (Death events) */
 	if (RuleB(Zone, UseZoneController)) {

zone/combat_record.cpp

@@ -0,0 +1,60 @@
+#include "combat_record.h"
+#include "../common/eqemu_logsys.h"
+#include "../common/string_util.h"
+
+void CombatRecord::Start(std::string in_mob_name)
+{
+	start_time      = std::time(nullptr);
+	end_time        = 0;
+	damage_received = 0;
+	heal_received   = 0;
+	mob_name        = in_mob_name;
+}
+
+void CombatRecord::Stop()
+{
+	end_time = std::time(nullptr);
+
+	double time_in_combat = TimeInCombat();
+
+	LogCombatRecord(
+		"[Summary] Mob [{}] [Received] DPS [{:.0f}] Heal/s [{:.0f}] Duration [{}] ({}s)",
+		mob_name,
+		time_in_combat > 0 ? (damage_received / time_in_combat) : damage_received,
+		time_in_combat > 0 ? (heal_received / time_in_combat) : heal_received,
+		time_in_combat > 0 ? ConvertSecondsToTime(time_in_combat) : "",
+		time_in_combat
+	);
+}
+
+bool CombatRecord::InCombat()
+{
+	return start_time > 0;
+}
+
+void CombatRecord::ProcessHPEvent(int hp, int current_hp)
+{
+	// damage
+	if (hp < current_hp) {
+		damage_received = damage_received + abs(current_hp - hp);
+	}
+
+	// heal
+	if (hp > current_hp && current_hp > 0) {
+		heal_received = heal_received + abs(current_hp - hp);
+	}
+
+	LogCombatRecordDetail(
+		"damage_received [{}] heal_received [{}] current_hp [{}] hp [{}] calc [{}]",
+		damage_received,
+		heal_received,
+		current_hp,
+		hp,
+		abs(current_hp - hp)
+	);
+}
+
+double CombatRecord::TimeInCombat() const
+{
+	return difftime(end_time, start_time);
+}

zone/combat_record.h

@@ -0,0 +1,23 @@
+#ifndef EQEMU_COMBAT_RECORD_H
+#define EQEMU_COMBAT_RECORD_H
+
+#include <ctime>
+#include <string>
+#include "../common/types.h"
+
+class CombatRecord {
+public:
+	void Start(std::string in_mob_name);
+	void Stop();
+	bool InCombat();
+	void ProcessHPEvent(int hp, int current_hp);
+	double TimeInCombat() const;
+private:
+	std::string mob_name;
+	time_t      start_time      = 0;
+	time_t      end_time        = 0;
+	int64       damage_received = 0;
+	int64       heal_received   = 0;
+};
+
+#endif //EQEMU_COMBAT_RECORD_H

zone/mob.h

@@ -28,6 +28,7 @@
 #include "aa.h"
 #include "../common/light_source.h"
 #include "../common/emu_constants.h"
+#include "combat_record.h"
 #include <set>
 #include <vector>
 #include <memory>
@@ -494,7 +495,7 @@ public:
 	virtual bool Death(Mob* killerMob, int32 damage, uint16 spell_id, EQ::skills::SkillType attack_skill) = 0;
 	virtual void Damage(Mob* from, int32 damage, uint16 spell_id, EQ::skills::SkillType attack_skill,
 		bool avoidable = true, int8 buffslot = -1, bool iBuffTic = false, eSpecialAttacks special = eSpecialAttacks::None) = 0;
-	inline virtual void SetHP(int32 hp) { if (hp >= max_hp) current_hp = max_hp; else current_hp = hp;}
+	virtual void SetHP(int32 hp);
 	bool ChangeHP(Mob* other, int32 amount, uint16 spell_id = 0, int8 buffslot = -1, bool iBuffTic = false);
 	inline void SetOOCRegen(int32 newoocregen) {ooc_regen = newoocregen;}
 	virtual void Heal();
@@ -1643,6 +1644,8 @@ protected:
 	bool degenerating_effects; // true if we have a buff that needs to be recalced every tick
 	bool spawned_in_water;
 
+	CombatRecord combat_record{};
+
 public:
 	bool GetWasSpawnedInWater() const;
 

zone/mob_ai.cpp

@@ -1955,6 +1955,8 @@ void Mob::AI_Event_Engaged(Mob *attacker, bool yell_for_help)
 					if (emoteid != 0) {
 						CastToNPC()->DoNPCEmote(ENTERCOMBAT, emoteid);
 					}
+					std::string mob_name = GetCleanName();
+					combat_record.Start(mob_name);
 					CastToNPC()->SetCombatEvent(true);
 				}
 			}
@@ -1976,19 +1978,18 @@ void Mob::AI_Event_NoLongerEngaged() {
 	StopNavigation();
 	ClearRampage();
 
-	if(IsNPC())
-	{
+	if (IsNPC()) {
 		SetPrimaryAggro(false);
 		SetAssistAggro(false);
-		if(CastToNPC()->GetCombatEvent() && GetHP() > 0)
-		{
-			if(entity_list.GetNPCByID(GetID()))
-			{
-			uint16 emoteid = CastToNPC()->GetEmoteID();
-			parse->EventNPC(EVENT_COMBAT, CastToNPC(), nullptr, "0", 0);
-			if(emoteid != 0)
-				CastToNPC()->DoNPCEmote(LEAVECOMBAT,emoteid);
-			CastToNPC()->SetCombatEvent(false);
+		if (CastToNPC()->GetCombatEvent() && GetHP() > 0) {
+			if (entity_list.GetNPCByID(this->GetID())) {
+				uint16 emoteid = CastToNPC()->GetEmoteID();
+				parse->EventNPC(EVENT_COMBAT, CastToNPC(), nullptr, "0", 0);
+				if (emoteid != 0) {
+					CastToNPC()->DoNPCEmote(LEAVECOMBAT, emoteid);
+				}
+				combat_record.Stop();
+				CastToNPC()->SetCombatEvent(false);
 			}
 		}
 	}

zone/spells.cpp

@@ -102,6 +102,7 @@ Copyright (C) 2001-2002 EQEMu Development Team (http://eqemu.org)
 
 #include "mob_movement_manager.h"
 #include "client.h"
+#include "mob.h"
 
 
 extern Zone* zone;
@@ -6773,3 +6774,17 @@ bool Mob::IsFromTriggeredSpell(CastingSlot slot, uint32 item_slot) {
 	}
 	return false;
 }
+
+void Mob::SetHP(int32 hp)
+{
+	if (hp >= max_hp) {
+		current_hp = max_hp;
+		return;
+	}
+
+	if (combat_record.InCombat()) {
+		combat_record.ProcessHPEvent(hp, current_hp);
+	}
+
+	current_hp = hp;
+}