Basic courier

CMD:dropcrate(playerid, params[])
{
    RemovePlayerAttachedObject(playerid, JOB_SLOT);
    SetPlayerSpecialAction(playerid, SPECIAL_ACTION_NONE);
    PlayerData[playerid][pLoading] = 0;
    return 1;
}
CMD:takecrate(playerid, params[])
{
    if(PlayerData[playerid][pJob] != JOB_COURIER)
        return SendErrorMessage(playerid, "You don't have the appropriate job.");

    if(IsPlayerInAnyVehicle(playerid))
        return SendErrorMessage(playerid, "You must exit the vehicle first.");

    if(PlayerData[playerid][pLoading] == 1)
        return SendErrorMessage(playerid, "You still carry the crate");

    PlayerData[playerid][pLoading] = 1;
    ApplyAnimation(playerid, "CARRY", "liftup", 4.1, 0, 0, 0, 0, 0, 1);
    SetPlayerAttachedObject(playerid, JOB_SLOT, 3014, 1, 0.038192, 0.371544, 0.055191, 0.000000, 90.000000, 357.668670, 1.000000, 1.000000, 1.000000);
    SetPlayerSpecialAction(playerid, SPECIAL_ACTION_CARRY);
    return 1;
}
CMD:putcrate(playerid, params[])
{
    for (new i = 1; i != MAX_VEHICLES; i ++) if (IsPlayerNearBoot(playerid, i))
    {
        if (CoreVehicles[i][vehLoadType] != 0 && CoreVehicles[i][vehLoadType] != PlayerData[playerid][pLoadType])
            return SendErrorMessage(playerid, "This vehicle is already loaded with something else.");

        if (CoreVehicles[i][vehLoads] >= 6)
            return SendErrorMessage(playerid, "This vehicle can only hold up to 6 crates.");

        if (IsLoadableVehicle(i))
        {
            ApplyAnimation(playerid, "CARRY", "putdwn", 4.0, 0, 0, 0, 0, 0);
            RemovePlayerAttachedObject(playerid, JOB_SLOT);
            SetPlayerSpecialAction(playerid, SPECIAL_ACTION_NONE);
            PlayerData[playerid][pLoading] = 0;
            CoreVehicles[i][vehLoads]++;
            CoreVehicles[i][vehLoadType] = PlayerData[playerid][pLoadType];
            return 1;
        }
        else
        {
            SendErrorMessage(playerid, "This car is not filled with crates");
            return 1;
        }

    }
    SendErrorMessage(playerid, "You arenot in range of loadable");
    return 1;
}
CMD:unloadcrate(playerid, params[])
{
    new
        id = -1,
        vehid = GetPlayerVehicleID(playerid);

    if (PlayerData[playerid][pJob] != JOB_COURIER)
        return SendErrorMessage(playerid, "You don't have the appropriate job.");

    if(!IsLoadableVehicle(GetPlayerVehicleID(playerid)))
        return SendErrorMessage(playerid, "You must be in truck to use this action.");

    if (!CoreVehicles[vehid][vehLoadType] || CoreVehicles[vehid][vehLoads] < 1)
            return SendErrorMessage(playerid, "There is nothing loaded in this vehicle.");

    if(PlayerData[playerid][pSedangUnload] == 1)
        return SendErrorMessage(playerid, "Kamu sedang unload crate");

    if((id = Business_NearestDeliver(playerid)) != -1)
    {
        if (PlayerData[playerid][pShipment] != -1 && id != PlayerData[playerid][pShipment])
            return SendErrorMessage(playerid, "You didn't accept shipment for this business.");
    }
    PlayerData[playerid][pSedangUnload] = 1;
    TogglePlayerControllable(playerid, 0);
    PlayerData[playerid][pUnloadVehicle] = vehid;
    GameTextForPlayer(playerid, "~n~~n~~n~~n~~n~~n~~n~~n~~n~~n~~r~Unloading crates...", 5000, 3);
    SetTimerEx("Unloadcourier", 5000, false, "dd", playerid, vehid);
    return 1;

}

function Unloadcourier(playerid, vehid)
{
    PlayerData[playerid][pSedangUnload] = 0;
    TogglePlayerControllable(playerid, 1);
    CoreVehicles[PlayerData[playerid][pUnloadVehicle]][vehLoads] = 0;
    PlayerTextDrawHide(playerid, PlayerData[playerid][pTextdraws][82]);
    TruckingCheck[playerid] = 0;
    PlayerData[playerid][pDelayTruck] = 1;
    SendServerMessage(playerid, "You did it");
}