Notes

#include <sourcemod>
#include <SteamWorks>
#include <store>
#pragma newdecls required

ConVar iGroupID,
PlayerCredits,
SpecCredits,
group_adverts,
CreditsTime;
Handle TimeAuto = null;
bool b_IsMember[MAXPLAYERS+1],
i_advert[MAXPLAYERS+1];

public Plugin myinfo =
{
name = "Steam Group Credits",
author = "Xines",
description = "Deals x amount of credits per x amount of secounds",
version = "1.2",
url = ""
};

public void OnPluginStart()
{
//Chat print on/off for all players
group_adverts = CreateConVar("sm_group_enable_adverts", "1", "Enables/Disables notifications for all in chat (1=On/0=Off)", FCVAR_PLUGIN|FCVAR_NOTIFY, true, 0.0, true, 1.0);

//Chat print on/off Client
RegConsoleCmd("sm_sgc", SgcCmd, "(On/Off) Steam Group Credits, Client Announcements");

//Configs
iGroupID = CreateConVar("sm_groupid_add", "0000000", "Steam Group ID (Replace with yours)", FCVAR_PLUGIN|FCVAR_NOTIFY);
PlayerCredits = CreateConVar("sm_group_credits", "5", "Credits to give per X time, if player is in group.", FCVAR_PLUGIN|FCVAR_NOTIFY);
SpecCredits = CreateConVar("sm_group_spec_credits", "2", "Spectate Credits to give per X time, if player is in group and spectate.", FCVAR_PLUGIN|FCVAR_NOTIFY);
CreditsTime = CreateConVar("sm_group_credits_time", "60", "Time in seconds to deal credits.", FCVAR_PLUGIN|FCVAR_NOTIFY);

//Don't Touch
HookConVarChange(CreditsTime, Change_CreditsTime);
}

public void OnMapStart()
{
TimeAuto = CreateTimer(CreditsTime.FloatValue, CheckPlayers, _, TIMER_REPEAT|TIMER_FLAG_NO_MAPCHANGE);
}

public Action CheckPlayers(Handle timer)
{
for (int i = 1; i <= MaxClients; i++)
if (IsValidClient(i)) addcredits(i);

return Plugin_Continue;
}

void addcredits(int client)
{
if(b_IsMember[client]) //Is member
{
//Get Player Credit Buffer!
int pcredits = PlayerCredits.IntValue;

//If spectate set new value of credits
if(GetClientTeam(client) == 1) pcredits = SpecCredits.IntValue;

//Give Credits
Store_SetClientCredits(client, Store_GetClientCredits(client) + pcredits);

//Print to client
if(group_adverts.BoolValue && i_advert[client])
PrintToChat(client, "x01[SM] You received x04%ix01 credits for being member in our x04steam group!", pcredits);
}
}

public void OnClientPostAdminCheck(int client)
{
i_advert[client] = true;
b_IsMember[client] = false;
SteamWorks_GetUserGroupStatus(client, iGroupID.IntValue);
}

public int SteamWorks_OnClientGroupStatus(int authid, int groupAccountID, bool isMember, bool isOfficer)
{
int client = UserAuthGrab(authid);
if (client != -1 && isMember) b_IsMember[client] = true;
return;
}

int UserAuthGrab(int authid)
{
for (int i = 1; i <= MaxClients; i++)
{
if (IsValidClient(i))
{
char charauth[64], authchar[64];
GetClientAuthId(i, AuthId_Steam3, charauth, sizeof(charauth));
IntToString(authid, authchar, sizeof(authchar));
if(StrContains(charauth, authchar) != -1) return i;
}
}

return -1;
}

public void Change_CreditsTime(Handle cvar, const char[] oldVal, const char[] newVal)
{
if (TimeAuto != null)
{
KillTimer(TimeAuto);
TimeAuto = null;
}

TimeAuto = CreateTimer(CreditsTime.FloatValue, CheckPlayers, _, TIMER_REPEAT|TIMER_FLAG_NO_MAPCHANGE);
}

public Action SgcCmd(int client, int args)
{
if (group_adverts.BoolValue)
{
//Do Prints
if(!i_advert[client]) PrintToChat(client, "x04[x01Steam Group Creditsx04] x01Announcements x04[ON]");
else PrintToChat(client, "x04[x01Steam Group Creditsx04] x01Announcements x04[OFF]");

//Reverse Bool
i_advert[client] = !i_advert[client];
}
return Plugin_Handled;
}

stock bool IsValidClient(int client)
{
return (1 <= client <= MaxClients && IsClientInGame(client) && !IsFakeClient(client));
}