Add FCNPC_OnInit callback (#200, #296)

Author: ziggi

README.md

@@ -109,6 +109,7 @@ Constants
 Callbacks
 ---------
 ```Pawn
+forward FCNPC_OnInit();
 forward FCNPC_OnCreate(npcid);
 forward FCNPC_OnDestroy(npcid);
 forward FCNPC_OnSpawn(npcid);

sampsvr_files/FCNPC.inc

@@ -67,6 +67,7 @@ public FCNPC_IncludeVersion = FCNPC_INCLUDE_VERSION;
 #define FCNPC_INVALID_RECORD_ID    (-1)
 
 // Callbacks
+forward FCNPC_OnInit();
 forward FCNPC_OnCreate(npcid);
 forward FCNPC_OnDestroy(npcid);
 forward FCNPC_OnSpawn(npcid);

src/CCallbackManager.cpp

@@ -15,6 +15,7 @@ std::vector<AMX *> CCallbackManager::m_vAmx;
 std::map<AMX *, std::vector<int>> CCallbackManager::m_mapCallbacks;
 std::queue<AMX *> CCallbackManager::m_vAmxLoadQueue;
 std::array<char *, CCallbackManager::Callbacks::CallbacksCount> CCallbackManager::m_aCallbackNames = {
+	(char *)"FCNPC_OnInit",
 	(char *)"FCNPC_OnCreate",
 	(char *)"FCNPC_OnDestroy",
 	(char *)"FCNPC_OnSpawn",
@@ -56,6 +57,11 @@ void CCallbackManager::Init()
 
 		if (vIndexes.size() > 0) {
 			m_mapCallbacks[pAmx] = vIndexes;
+
+			int iIndex = vIndexes.at(FCNPC_OnInit);
+			if (iIndex != 0) {
+				amx_Exec(pAmx, NULL, iIndex);
+			}
 		}
 		m_vAmxLoadQueue.pop();
 	}

src/CCallbackManager.hpp

@@ -48,6 +48,7 @@ class CCallbackManager
 	static std::queue<AMX *> m_vAmxLoadQueue;
 
 	enum Callbacks {
+		FCNPC_OnInit,
 		FCNPC_OnCreate,
 		FCNPC_OnDestroy,
 		FCNPC_OnSpawn,

src/FCNPC.inc.in

@@ -67,6 +67,7 @@ public FCNPC_IncludeVersion = FCNPC_INCLUDE_VERSION;
 #define FCNPC_INVALID_RECORD_ID    (-1)
 
 // Callbacks
+forward FCNPC_OnInit();
 forward FCNPC_OnCreate(npcid);
 forward FCNPC_OnDestroy(npcid);
 forward FCNPC_OnSpawn(npcid);