#pragma semicolon 1

#include <sourcemod>
#include <sdktools>
#include <sdkhooks>
#include <cstrike>

int g_unClientSprite[MAXPLAYERS+1] = INVALID_ENT_REFERENCE;
bool IsHaveSprite[MAXPLAYERS+1] = false;

public Plugin myinfo =
{
    name = "Icons for Gangs",
    author = "Nano",
    description = "",
    version = "2.2",
    url = "http://steamcommunity.com/id/marianzet1"
};

public void OnPluginStart()
{
    HookEvent("round_start", round_start);
    HookEvent("player_death", Event_PlayerDeath);
    HookEvent("round_end", round_end);
}

public void OnMapStart()
{
    AddFileToDownloadsTable("materials/decals/rage/pandilla.vtf");
    AddFileToDownloadsTable("materials/decals/rage/pandilla.vmt");
    PrecacheModel("materials/decals/rage/pandilla.vmt", true);

    for (int i = 1; i <= MaxClients; i++)
    {
        if(IsValidClient(i))
        {
            IsHaveSprite[i] = false;
        }
    }
}

public void OnClientConnected(int client)
{
    if(g_unClientSprite[client] != INVALID_ENT_REFERENCE)
    {
        g_unClientSprite[client] = INVALID_ENT_REFERENCE;
    }
    IsHaveSprite[client] = false;
}

public void OnClientDisconnect(int client)
{
    if(g_unClientSprite[client] != INVALID_ENT_REFERENCE)
    {
        int entity = EntRefToEntIndex(g_unClientSprite[client]);
        if(IsValidEntity(entity))
        {
            AcceptEntityInput(entity, "kill");
        }
        g_unClientSprite[client] = INVALID_ENT_REFERENCE;
    }
    IsHaveSprite[client] = false;
}

public Action round_start(Event event, char[] name, bool dontBroadcast)
{
    CreateTimer(1.0, Timer_SetSprite);
}

public Action round_end(Event event, char[] name, bool dontBroadcast)
{
    for (int i = 1; i <= MaxClients; i++)
    {
        if(IsValidClient(i))
        {
            if(IsHaveSprite[i])
            {
                int entity = EntRefToEntIndex(g_unClientSprite[i]);
                if(IsValidEntity(entity))
                {
                    AcceptEntityInput(entity, "kill");
                }
            }
            IsHaveSprite[i] = false;
        }
    }
}

public Action Timer_SetSprite(Handle timer)
{
    for (int i = 1; i <= MaxClients; i++)
    {
        if(IsValidClient(i) && GetClientTeam(i) == CS_TEAM_T)
        {
            CreateSprite(i);
        }
    }
}

public Action Event_PlayerDeath(Event event, const char[] name, bool dontBroadcast)
{
    int client = GetClientOfUserId(event.GetInt("userid"));
    if (client > 0 && IsValidClient(client))
    {
        int entity = EntRefToEntIndex(g_unClientSprite[client]);
        if(IsValidEntity(entity))
        {
            AcceptEntityInput(entity, "kill");
        }
    }

    return Plugin_Continue;
}

public CreateSprite(client)
{
    if(g_unClientSprite[client] != INVALID_ENT_REFERENCE)
        return;

    if(IsHaveSprite[client])
        return;

    new m_unEnt = CreateEntityByName("env_sprite");
    if (IsValidEntity(m_unEnt))
    {
        char vName[32];
        GetClientName(client, vName, sizeof(vName));

        Format(vName, sizeof(vName), "Sprite_%d", client);
        DispatchKeyValue(client, "targetname", vName);

        float m_flPosition[3];
        GetClientEyePosition(client, m_flPosition);
        m_flPosition[2] += 20.0;
        DispatchKeyValue(m_unEnt, "model", "materials/decals/rage/pandilla.vmt");
        DispatchKeyValue(m_unEnt, "classname", "env_sprite");
        DispatchKeyValue(m_unEnt, "spawnflags", "1");
        DispatchKeyValue(m_unEnt, "scale", "0.1");
        DispatchKeyValue(m_unEnt, "rendermode", "1");
        DispatchKeyValue(m_unEnt, "rendercolor", "255 255 255");
        DispatchSpawn(m_unEnt);
        TeleportEntity(m_unEnt, m_flPosition, NULL_VECTOR, NULL_VECTOR);
        SetVariantString(vName);
        AcceptEntityInput(m_unEnt, "SetParent", client, m_unEnt, 0);

        Format(vName, sizeof(vName), "%N", client);
        DispatchKeyValue(client, "targetname", vName);
        g_unClientSprite[client] = EntIndexToEntRef(m_unEnt);
        IsHaveSprite[client] = true;
    }
}


bool IsValidClient(int client)
{
    return (0 < client <= MaxClients && IsClientInGame(client) && !IsFakeClient(client));
}