local allItems = {}

Hook.Add("item.created", "activeflipflopcomponent.init", function(item)
    if item.Prefab.Identifier == "activeflipflopcomponent" then
        allItems[item] = true
    end
end)

local signalReceived = function(signal, connection)
    local this = connection.Item
    local mem = this.Components[2]

    if signal.value == "" then return end
    local input = tonumber(signal.value) or 1

    if input == 1 then
        if mem.value == "0" then mem.value = "1" else mem.value = "0" end
    elseif input == 0 then
        mem.value = "0"
    elseif input == -1 then
        mem.value = "1"
    end
end

local think = function()
    for component, _ in pairs(allItems) do
        component.SendSignal(component.Components[2].value, "state_out")
    end
end

Hook.Add("think", "activeflipflopcomponent.think", think)
Hook.Add("signalreceived.activeflipflopcomponent", "activeflipflopcomponent.signalReceived", signalReceived)