new PlayerVehicle[MAX_PLAYERS];
new bool:IsInOneSeater[MAX_PLAYERS];

//In OnPlayer(dis)Connect, and OnplayerSpawn, the bool will be setted to false.

public OnPlayerEnterVehicle(playerid, vehicleid, ispassenger)
{
    if(IsVehicleOneSeater(vehicleid))
    {
        if(ispassenger)
        {
            if(IsInOneSeater[playerid] == false)
            {
                TogglePlayerSpectating(playerid, true);
                PlayerSpectateVehicle(playerid, vehicleid);
                IsInOneSeater[playerid] = true;
                PlayerVehicle[playerid] = vehicleid;
            }
        }
    }
    return 1;
}

public OnVehicleDeath(vehicleid, killerid)
{
    if (IsVehicleOneSeater(vehicleid))
    {
        for(new i; i < GetMaxPlayers(); i++)
        {
            if (IsPlayerConnected(i))
            {
                if (IsInOneSeater[i] == true)
                {
                    if (PlayerVehicle[i] == vehicleid)
                    {
                        TogglePlayerSpectating(i, false);
                        new Float:X,Float:Y,Float:Z,Float:A;
                        GetVehiclePos(vehicleid, X, Y, Z);
                        GetVehicleZAngle(vehicleid, A);
                        X += (2 * floatsin(-A, degrees));
                        Y += (2 * floatcos(-A, degrees));
                        SetPlayerPos(i, X, Y, Z);
                        X += (2 * floatsin(-(A-45.0), degrees));
                        Y += (2 * floatcos(-(A-45.0), degrees));
                        SetPlayerPos(i, X, Y, Z);
                        SetPlayerPos(i, X, Y, Z);
                        SetPlayerFacingAngle(i, A+90);
                        SetCameraBehindPlayer(i);
                        IsInOneSeater[i] = false;
                        PlayerVehicle[i] = 0;
                        SetPlayerHealth(i, 0.0);
                    }
                }
            }
        }
    }
    IsInOneSeater[killerid] = false;
    PlayerVehicle[killerid] = 0;
    return 1;
}


public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    new vehicleid = GetPlayerVehicleID(playerid), Model = GetVehicleModel(vehicleid);
    new Float:x, Float:y, Float:z, Float:a;
    if(newkeys & KEY_SECONDARY_ATTACK)
    {
        vehicleid = PlayerVehicle[playerid];
        if(GetVehicleModel(PlayerVehicle[playerid]) == IsVehicleOneSeater(PlayerVehicle[playerid]))
        {
            if(IsInOneSeater[playerid] == true)
            {
                TogglePlayerSpectating(playerid, false);
                GetVehiclePos(vehicleid, x, y, z);
                GetVehicleZAngle(vehicleid, a);
                x += (2 * floatsin(-a, degrees));
                y += (2 * floatcos(-a, degrees));
                SetPlayerPos(playerid, x, y, z);
                x += (2 * floatsin(-(a-45.0), degrees));
                x += (2 * floatcos(-(a-45.0), degrees));
                SetPlayerPos(playerid, x, y, z);
                SetPlayerFacingAngle(playerid, a);
                SetCameraBehindPlayer(playerid);
                IsInOneSeater[playerid] = false;
                PlayerVehicle[playerid] = 0;
            }
        }
        else if(vehicleid == 0) 
        {
            GetPlayerPos(playerid, x, y, z);
            GetVehicleWithinDistance(x, y, z, 20.0, vehicleid);
            if(IsVehicleRcTram(vehicleid))
            {
                PutPlayerInVehicle(playerid, vehicleid, 0);
            }
        }
        else if(GetVehicleModel(vehicleid) != 449 && (IsVehicleRcTram(vehicleid) || GetVehicleModel(vehicleid) == 594)) 
        {
            GetPlayerPos(playerid, x, y, z);
            SetPlayerPos(playerid, x+0.5, y, z+1.0);
        }
    }
    return 1;
}

stock GetVehicleWithinDistance(Float:x1, Float:y1, Float:z1, Float:dist, &veh) 
{
    new Float:x2, Float:y2, Float:z2, Float:d;
    for(new i = 1; i < MAX_VEHICLES; i++) 
    {
        if(GetVehicleModel(i) > 0) 
        {
            GetVehiclePos(i, x2, y2, z2);
            x2 -= x1; y2 -= y1; z2 -= z1;
            d = x2*x2 + y2*y2 + z2*z2;
            if(d < dist)
            {
                veh = i;
                dist = d;
            }
        }
    }
}



stock IsVehicleRcTram(vehicleid) 
{
    switch(GetVehicleModel(vehicleid)) 
    {
        case 441, 464, 501, 465, 564, 594: return 1;
    }
    return 0;
}



stock IsVehicleOneSeater(vehicleid)
{
    switch(GetVehicleModel(vehicleid))
    {
        case 406, 425, 430, 432, 435, 441, 446, 448, 449, 450, 452, 453, 454, 460, 464, 465, 472,
             473, 476, 481, 484, 485, 486, 493, 501, 509, 510, 512, 513, 519, 520, 530, 531, 532,
             539, 553, 564, 568, 571, 572, 574, 577, 584, 590, 591, 592, 593, 594, 595, 606, 607,
             608, 610, 611: return true;
    }
    return false;
}

stock IsVehicleRcTram(vehicleid) 
{
switch(GetVehicleModel(vehicleid)) 
{
case 441, 464, 501, 465, 564, 594: return 1;
}
return 0;
}



stock IsVehicleOneSeater(vehicleid)
{
switch(GetVehicleModel(vehicleid))
{
case 406, 425, 430, 432, 435, 441, 446, 448, 449, 450, 452, 453, 454, 460, 464, 465, 472,
473, 476, 481, 484, 485, 486, 493, 501, 509, 510, 512, 513, 519, 520, 530, 531, 532,
539, 553, 564, 568, 571, 572, 574, 577, 584, 590, 591, 592, 593, 594, 595, 606, 607,
608, 610, 611: return true;
}
return false;
}

stock IsVehicleRcTram(vehicleid) 
{
441, 464, 501, 465, 564, 594
}



stock IsVehicleOneSeater(vehicleid)
{
406, 425, 430, 432, 435, 441, 446, 448, 449, 450, 452, 453, 454, 460, 464, 465, 472,
473, 476, 481, 484, 485, 486, 493, 501, 509, 510, 512, 513, 519, 520, 530, 531, 532,
539, 553, 564, 568, 571, 572, 574, 577, 584, 590, 591, 592, 593, 594, 595, 606, 607,
608, 610, 611
}