user = "USERNAME" -- Type your username here between the quotation marks!

function new()
    IDs = {0}
    all = false
end

for _,keys in pairs({85, 72, 74, 75, 32}) do
    system.bindKeyboard(user, keys, true, true)
end

function eventKeyboard(name, key, down, x, y)
    if key==32 then
        all = not all
        if all then
            table.remove(IDs, 1)
            for k,v in pairs(tfm.get.room.objectList) do
                IDs[#IDs + 1] = v.id
            end
            table.sort(IDs)
        else
            IDs = {IDs[#IDs]}
        end
    elseif key==85 then -- U
        for _,ID in pairs(IDs) do
            tfm.exec.moveObject(ID, 0, 0, false, 0, -50, true)
        end
    elseif key==72 then -- H
        for _,ID in pairs(IDs) do
            tfm.exec.moveObject(ID, 0, 0, false, -50, 0, true)
        end
    elseif key==74 then -- J
        for _,ID in pairs(IDs) do
            tfm.exec.moveObject(ID, 0, 0, false, 0, 50, true)
        end
    elseif key==75 then -- K
        for _,ID in pairs(IDs) do
            tfm.exec.moveObject(ID, 0, 0, false, 50, 0, true)
        end
    end
end

function eventSummoningEnd(name, oT, x, y, ang, tbl)
    if not all then
        table.remove(IDs, 1)
    end
    table.insert(IDs, tbl.id)
end

function eventNewGame()
    new()
end

new()