test

monitor_turtles.lua

@@ -1,35 +1,71 @@
-local monitor = peripheral.find("monitor")
+local logFileName = "turtle_status.log"
 local turtleStates = {}
+local monitor = peripheral.find("monitor")
 
--- Set monitor display
+-- Try to open modem on any side
+local modemOpened = false
+for _, side in ipairs({"top", "bottom", "left", "right", "front", "back"}) do
+    if peripheral.getType(side) == "modem" then
+        rednet.open(side)
+        modemOpened = true
+        break
+    end
+end
+
+if not modemOpened then
+    print("No modem found. Cannot continue.")
+    return
+end
+
+if monitor then
     monitor.setTextScale(0.5)
     monitor.clear()
-monitor.setCursorPos(1,1)
+end
 
--- Pretty print function
+-- Logging function
+local function logToFile(line)
+    local file = fs.open(logFileName, "a")
+    file.writeLine(("[%s] %s"):format(os.date("%H:%M:%S"), line))
+    file.close()
+end
+
+-- Draws to monitor or terminal
 local function draw()
-    monitor.clear()
+    local output = {}
-    monitor.setCursorPos(1,1)
+
-    monitor.write("Turtle Monitor")
+    table.insert(output, "Turtle Monitor")
-    local row = 2
     for id, data in pairs(turtleStates) do
-        monitor.setCursorPos(1, row)
         local age = os.clock() - data.time
         local status = (age > 10) and "offline" or data.status
-        monitor.write(string.format("%s (ID %d): %s", data.label, id, status))
+        local line = string.format("%s (ID %d): %s", data.label, id, status)
-        row = row + 1
+        table.insert(output, line)
+    end
+
+    -- Output to monitor if present
+    if monitor then
+        monitor.clear()
+        monitor.setCursorPos(1,1)
+        for i, line in ipairs(output) do
+            monitor.setCursorPos(1, i)
+            monitor.write(line)
+        end
+    else
+        term.clear()
+        term.setCursorPos(1,1)
+        for _, line in ipairs(output) do
+            print(line)
+        end
     end
 end
 
 -- Main loop
-rednet.open("back")  -- or side where modem is
 while true do
-    local msg, proto
     local id, message, protocol = rednet.receive("turtle_status", 2)
     if id then
         local ok, data = pcall(textutils.unserialize, message)
         if ok and data and data.id then
             turtleStates[data.id] = data
+            logToFile(string.format("Received from %s (ID %d): %s", data.label, data.id, data.status))
         end
     end
     draw()