From 55151847af3d61d9a53dc8278bf4bfb3de059ce3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=82=AF=E5=AE=9A=E9=BE=99?=
 <52111952+overl4y@users.noreply.github.com>
Date: Wed, 31 Jan 2024 08:56:38 -0400
Subject: [PATCH] API: Added rg_player_relationship native (#304)

---
 .../amxmodx/scripting/include/cssdk_const.inc | 12 +++++++++
 .../scripting/include/reapi_gamedll.inc       | 10 ++++++++
 reapi/src/natives/natives_misc.cpp            | 25 +++++++++++++++++++
 3 files changed, 47 insertions(+)

diff --git a/reapi/extra/amxmodx/scripting/include/cssdk_const.inc b/reapi/extra/amxmodx/scripting/include/cssdk_const.inc
index a3bfc5e..0f91158 100644
--- a/reapi/extra/amxmodx/scripting/include/cssdk_const.inc
+++ b/reapi/extra/amxmodx/scripting/include/cssdk_const.inc
@@ -1539,3 +1539,15 @@ enum Decal
 	DECAL_MOMMABIRTH,        // Big momma birth splatter
 	DECAL_MOMMASPLAT,
 };
+
+/**
+* Player relationship return codes
+*/
+enum
+{
+	GR_NOTTEAMMATE = 0,
+	GR_TEAMMATE,
+	GR_ENEMY,
+	GR_ALLY,
+	GR_NEUTRAL,
+};
\ No newline at end of file
diff --git a/reapi/extra/amxmodx/scripting/include/reapi_gamedll.inc b/reapi/extra/amxmodx/scripting/include/reapi_gamedll.inc
index 060f36f..454ff8c 100644
--- a/reapi/extra/amxmodx/scripting/include/reapi_gamedll.inc
+++ b/reapi/extra/amxmodx/scripting/include/reapi_gamedll.inc
@@ -1195,3 +1195,13 @@ native rg_set_observer_mode(const player, const mode);
 * @noreturn
 */
 native rg_death_notice(const pVictim, const pKiller, const pevInflictor);
+
+/*
+* Checks a player relationship with another reference
+*
+* @param player     Player index
+* @param target     Target index
+*
+* @return           Match player relationship, see GR_* constants in cssdk_const.inc
+*/
+native rg_player_relationship(const player, const target);
\ No newline at end of file
diff --git a/reapi/src/natives/natives_misc.cpp b/reapi/src/natives/natives_misc.cpp
index ccd9d0b..6d4c5a5 100644
--- a/reapi/src/natives/natives_misc.cpp
+++ b/reapi/src/natives/natives_misc.cpp
@@ -3225,6 +3225,30 @@ cell AMX_NATIVE_CALL rg_death_notice(AMX* amx, cell* params)
 	return TRUE;
 }
 
+/*
+* Checks a player relationship with another reference
+*
+* @param player     Player index
+* @param target     Target index
+*
+* @return           Match player relationship, see GR_* constants in cssdk_const.inc
+*/
+cell AMX_NATIVE_CALL rg_player_relationship(AMX *amx, cell *params)
+{
+	enum args_e { arg_count, arg_player, arg_target };
+
+	CHECK_GAMERULES();
+	CHECK_ISPLAYER(arg_player);
+	CHECK_ISENTITY(arg_target);
+
+	CBasePlayer *pPlayer = UTIL_PlayerByIndex(params[arg_player]);
+	CHECK_CONNECTED(pPlayer, arg_player);
+
+	CBaseEntity *pTarget = getPrivate<CBaseEntity>(params[arg_target]);
+
+	return CSGameRules()->PlayerRelationship(pPlayer, pTarget);
+}
+
 AMX_NATIVE_INFO Misc_Natives_RG[] =
 {
 	{ "rg_set_animation",             rg_set_animation             },
@@ -3336,6 +3360,7 @@ AMX_NATIVE_INFO Misc_Natives_RG[] =
 	{ "rg_disappear",                 rg_disappear                 },
 	{ "rg_set_observer_mode",         rg_set_observer_mode         },
 	{ "rg_death_notice",              rg_death_notice              },
+	{ "rg_player_relationship",       rg_player_relationship       },
 
 	{ nullptr, nullptr }
 };