metatables lua mta sa oop

IElementData =
{
    SetData = function ( self, k, v )
        self.Data [ k ] = v;

        return self;
    end;

    GetData = function ( self, k )
        return self.Data [ k ];
    end;
};

Element =
{
    Element = function ( self )

    end;
};

setmetatable( Element, { __call = Element.Element, __index = IElementData } );

Player =
{
    Player = function ( self, name )
        local object = setmetatable(
            {
                Data = { };
            },

            {
                __index = self
            }
        );

        object.name = name;

        return object;
    end;

    GetName = function ( self )
        return self.name;
    end;
};

setmetatable( Player, { __call = Player.Player, __index = Element } );

local pPlayer = Player( "XaskeL" );

print( pPlayer:GetName( ) );

pPlayer:SetData( "job", true );

print( pPlayer:GetData( "job") );