TTS Toggle Attachments

function onLoad()
    CreateButton()
    enabled = false
end

function CreateButton()
    local btn = self.createButton({
        click_function = "ToggleLock",
        function_owner = self,
        position       = {-1.75, 0.05, -1.7},
        width          = 160,
        height         = 160,
        font_size      = 64,
        label          = "x"
    })
end

function ToggleLock()
    enabled = not enabled
    print(enabled and "enabled" or "disabled")

    if not enabled then
        self.removeAttachments()
    end

    if enabled then
        local objects = FindObjects()
        AttachObjects(objects)
    end
end

function FindObjects()
    local size = self.getBounds().size
    local pos = self.getPosition()
    local hitList = Physics.cast({
        origin       = {pos.x, pos.y + size.y, pos.z},
        direction    = {0,1,0},
        type         = 3,
        size         = {size.x,1,size.z},
        max_distance = 0,
        debug        = true,
    })

    local result = {}
    for _, obj in ipairs(hitList) do
        if obj.hit_object and obj.hit_object.guid and obj.hit_object ~= self then
            if obj.hit_object.GetPosition().y > pos.y then
                table.insert(result, obj.hit_object)
            end
        end
    end
    return result
end

function AttachObjects(objects)
    for _, obj in ipairs(objects) do
        self.addAttachment(obj)
    end
end