Receive to monitor

-- WirelessMonitor.lua
-- Version 1.1
-- Author: Modified by AshGrey
-- Date: 2024-10-16

-- This script runs on the wireless computer with a monitor to display missing items from the AE2 Warehouse.

-------------------------------------------------------------------------------
-- INITIALIZATION
-------------------------------------------------------------------------------

-- Initialize the wireless monitor
local monitor = peripheral.wrap("right") -- Adjust if necessary
if not monitor then error("Monitor not found.") end
monitor.setTextScale(0.5)
monitor.clear()
print("Monitor initialized.")

-- Initialize the Ender Modem
local modem = peripheral.wrap("left") -- Adjust if necessary
if not modem then error("Ender Modem not found.") end
print("Ender Modem initialized.")

-------------------------------------------------------------------------------
-- FUNCTIONS
-------------------------------------------------------------------------------

-- Display the missing items received from the main computer
function displayMissingItems(missingItems)
    monitor.clear()
    monitor.setCursorPos(1, 1)
    monitor.write("Missing Items:")

    local line = 2
    for item in string.gmatch(missingItems, "([^;]+)") do
        local name, count = item:match("([^:]+):([^:]+)")
        if name and count then
            monitor.setCursorPos(1, line)
            monitor.write(name .. ": " .. count)
            line = line + 1
        end
    end
end

-------------------------------------------------------------------------------
-- MAIN LOOP
-------------------------------------------------------------------------------

print("Starting Wireless Monitor...")
modem.open(1) -- Open a channel (choose any number)

while true do
    -- Listen for messages from the main computer
    local event, side, channel, replyChannel, message = os.pullEvent("modem_message")
    if channel == 1 then -- Ensure it matches the opened channel
        displayMissingItems(message) -- Display the missing items on the monitor
    end
end