/*******************************************************************************

    Snow filterscript to simulate falling snow effects for SA:MP
    SA:MP 0.3


    Author: James "Jay" Wilkinson
    

    irc.gtanet.com #Jay
    irc.gtanet.com #ww3
    irc.sa-mp.com #ww3


    Copyright © Jay 2009

*******************************************************************************/
#include <a_samp>



#define SNOW_OBJECT      354

#define SLOTS           200         // aka MAX_PLAYERS

#define MAX_SNOW        20


static snowObject[SLOTS][MAX_SNOW+1];
static snowActive[SLOTS];




public OnFilterScriptExit()
{
    for(new i = 0; i < SLOTS; i++)
    {
        if(!IsPlayerConnected(i) || IsPlayerNPC(i))
            continue;
            
        DestroySnow(i);
    }
    return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
    if(!IsPlayerNPC(playerid))
        DestroySnow(playerid);
}

public OnPlayerSpawn(playerid)
{
    CreateSnow(playerid);
}

public OnPlayerCommandText(playerid, cmdtext[])
{
    if(!strcmp(cmdtext, "/snow"))
    {
        if(!snowActive[playerid])
        {
            CreateSnow(playerid);
        }else{
            DestroySnow(playerid);
        }
        return 1;
    }
    return 0;
}


stock CreateSnow(playerid)
{
    if(GetPlayerState(playerid) == 0 || GetPlayerState(playerid) > 6)
        return;

    if(GetPlayerInterior(playerid) != 0)
        return;

    if(snowActive[playerid] == 1)
        return;

    snowActive[playerid] = 1;

    new
        Float:x,
        Float:y,
        Float:z;

    GetPlayerPos(playerid, x, y, z);

    for(new i = 0; i < MAX_SNOW; i++)
    {
        snowObject[playerid][i] = CreatePlayerObject(playerid, SNOW_OBJECT, x, y , z , 0, 0, 0);
        RecreateSnow(playerid, snowObject[playerid][i]);
    }
}



stock DestroySnow(playerid)
{
    snowActive[playerid] = 0;

    for(new i = 0; i < MAX_SNOW; i++)
    {
        DestroyPlayerObject(playerid, snowObject[playerid][i]);
    }
}

stock RecreateSnow(playerid, objectid)
{
    if(snowActive[playerid] == 0)
        return;


    new
        Float:x,
        Float:y,
        Float:z,
        Float:objX,
        Float:objY,
        Float:objZ;
        
    GetPlayerPos(playerid, x, y, z);

    // And before you ask, I use random twice because SA:MP's random sucks ass
    new i = random(random(100));

    if(i < 20)
    {
        SetPlayerObjectPos(playerid, objectid, x - random(random(100)), y + random (random(70)), z + random(20)+20);
    }
    else if(i >= 21 && i <= 30)
    {
        SetPlayerObjectPos(playerid, objectid, x + random(random(100)), y + random (random(70)), z + random(20)+20);
    }
    else if (i >= 31 && i < 40)
    {
        SetPlayerObjectPos(playerid, objectid, x + random(random(70)), y - random (random(100)), z + random(20)+20);
    }
    else
    {
        SetPlayerObjectPos(playerid, objectid, x + random(random(120)), y + random (random(30)), z + random(20)+20);
    }

    GetPlayerObjectPos(playerid, objectid, objX, objY, objZ);

    MovePlayerObject(playerid, objectid, objX, objY, z-10, random(70)+5);

}

public OnPlayerObjectMoved(playerid, objectid)
{

    if(snowActive[playerid] == 0)
        return 1;

    for(new i = 0; i < MAX_SNOW; i++)
    {
        if(objectid == snowObject[playerid][i])
        {
            RecreateSnow(playerid, objectid);
            return 1;
        }
    }
    return 1;
}