local options = { "left", "control", "right" }
local prompt = "What computer is to be setup? select: (" .. table.concat(options, " ") .. ") with up/down arrows"
io.output("settings.json")

function table.contains(table, element)
    for _, value in pairs(table) do
        if value == element then
            return true
        end
    end
    return false
end

function setup(role)
    local jsonOutput = textutils.serialiseJSON({ ["role"] = role })
    io.write(jsonOutput)
end

while true do
    print(prompt)
    local input = read(nil, options)
    if table.contains(options, input) then
        setup(input)
    end
end