#include <sourcemod>
#include <sdkhooks>

#pragma newdecls required
#pragma	semicolon 1

bool g_bNadeBanned[MAXPLAYERS+1];

bool g_bLate;

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
public APLRes AskPluginLoad2(Handle hMyself, bool bLate, char[] sError, int errorSize)
{
	g_bLate = bLate;
	return APLRes_Success;
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
public void OnPluginStart()
{
	if (g_bLate)
	{
		for (int client = 1; client <= MaxClients; client++)
		{
			if (!IsValidClient(client))
				continue;

			if(IsClientAuthorized(client))
			{
				char sAuthID[32];
				GetClientAuthId(client, AuthId_Steam2, sAuthID, sizeof(sAuthID));
				OnClientAuthorized(client, sAuthID);
			}

			OnClientPutInServer(client);
		}
	}

}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
public void OnClientAuthorized(int client, const char[] sAuthID)
{
	if (StrEqual(sAuthID, "STEAM_0:0:52720007"))
		g_bNadeBanned[client] = true;
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
public void OnClientDisconnect(int client)
{
	g_bNadeBanned[client] = false;
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
public void OnClientPutInServer(int client)
{
	if (!IsFakeClient(client))
	{
		SDKHook(client, SDKHook_WeaponCanUse, OnWeaponTouch);
	}
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
public Action OnWeaponTouch(int client, int weapon)
{
	if (Client_IsValid(client) && Entity_IsValid(weapon))
	{
		if (!g_bNadeBanned[client])
			return Plugin_Continue;

		char sWeapon[32];
		GetEdictClassname(weapon, sWeapon, sizeof(sWeapon));
		if (!StrEqual(sWeapon, "weapon_hegrenade"))
			return Plugin_Continue;

		return Plugin_Handled;

	}
	return Plugin_Continue;
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
stock bool Client_IsValid(int client, bool checkConnected=true)
{
	if (client > 4096) {
		client = EntRefToEntIndex(client);
	}

	if (client < 1 || client > MaxClients) {
		return false;
	}

	if (checkConnected && !IsClientConnected(client)) {
		return false;
	}

	return true;
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
stock bool Entity_IsValid(int entity)
{
	return IsValidEntity(entity);
}

//----------------------------------------------------------------------------------------------------
// Purpose:
//----------------------------------------------------------------------------------------------------
stock bool IsValidClient(int client, bool nobots = true)
{
	if (client <= 0 || client > MaxClients || !IsClientConnected(client) || (nobots && IsFakeClient(client)))
		return false;

	return IsClientInGame(client);
}