Filter System

-- Assuming the computer is placed to the left of the "create_target"
local targetDirection = "right"  -- Direction of the "create_target" relative to the computer
local data = peripheral.wrap(targetDirection)

-- Function to read the first line from the target
local function readline(line)
    local line = data.getLine(line)
    return line
end

local function formatdatas(number)
    local numberItems = tonumber(readline(number))
    local percent = (numberItems/64)*100
    return percent
end

local function formatdatas(number)
    local numberItems = tonumber(readline(number))
    if numberItems == nil then
        return nil, "Input cannot be converted to a number"
    end
    local percent = (numberItems/64)*100
    return percent
end


local function bastion()
    local modem = peripheral.find("modem") or error("No modem attached", 0)
    modem.open(15) -- Open 43 so we can receive replies

    -- And wait for a reply
    local event, side, channel, replyChannel, message, distance
    repeat
      event, side, channel, replyChannel, message, distance = os.pullEvent("modem_message")
    until channel == 15

    -- Process the received message based on its content
    if message == "Filters" then
        filter1 = formatdatas(1)
        filter2 = formatdatas(2)
        filter3 = formatdatas(3)
        filter4 = formatdatas(4)
        filter5 = formatdatas(5)
        filter6 = formatdatas(6)
        filter7 = formatdatas(7)
        filter8 = formatdatas(8)

        msg = "Filter 1" .. filter1 .. "Filter 2" .. filter2  .. "Filter 3" .. filter3  .. "Filter 4" .. filter4 .. "Filter 5" .. filter5 .. "Filter 6" .. filter6 .. "Filter 7" .. filter7 .. "Filter 8" .. filter8

        modem.transmit(43, 15, msg)
    end
end

term.clear()
term.setCursorPos(1, 1)
print("Bastion Network Online!")

-- Main loop
while true do
    bastion()
end