#include <sourcemod>
#include <BotTargeting>
#include <cstrike>

public Plugin myinfo =
{
	name = "knockback low pop modifier",
	author = "jenz",
	description = "balances knockback for low population",
	version = "1.0.0",
	url = ""
}

public void OnPluginStart()
{
	HookEvent("round_end", OnRoundEnd);
}

public void OnPluginEnd()
{
	ServerCommand("zr_class_set_multiplier zombies knockback 1.0");
}

public void OnMapEnd()
{
	ServerCommand("zr_class_set_multiplier zombies knockback 1.0");
}

public void OnRoundEnd(Event hEvent, const char[] sEvent, bool bDontBroadcast)
{
    int active_player_count = 0;
    for (int i = 1; i <= MaxClients; i++)
    {
		if(IsClientConnected(i) && IsClientInGame(i) && IsClientAuthorized(i) && !IsFakeClient(i) && !IsClientAutismBot(i) && !IsClientSourceTV(i) && GetClientTeam(i) != CS_TEAM_SPECTATOR)
        {
            active_player_count++;
        }
    }

    int zombie_ratio = GetConVarInt(FindConVar("zr_infect_mzombie_ratio")) * 2;
    if (active_player_count < zombie_ratio)
    {
        float knockback_increase = float(zombie_ratio) / float(active_player_count);
        //random capacity of 3
        if (knockback_increase > 3.0)
        {
            knockback_increase = 3.0;
        }

        PrintToChatAll("LOW POP: increased zombie knockback to X%f to balance gameplay", knockback_increase);
        PrintToChatAll("LOW POP: increased zombie knockback to X%f to balance gameplay", knockback_increase);
        PrintToChatAll("LOW POP: increased zombie knockback to X%f to balance gameplay", knockback_increase);
        ServerCommand("zr_class_set_multiplier zombies knockback %f", knockback_increase);
    }
}