Improve Create peripheral detection and add diagnostics

create_boiler_display.lua

@@ -34,10 +34,21 @@ local function center(y, text, foreground, background)
   monitor.write(text)
 end
 
-local function getPeripheralsByType(wantedType)
+local function hasMethod(name, wantedMethod)
+  local methods = peripheral.getMethods(name) or {}
+  for _, method in ipairs(methods) do
+    if method == wantedMethod then return true end
+  end
+  return false
+end
+
+local function getPeripherals(wantedType, requiredMethod)
   local names = {}
   for _, name in ipairs(peripheral.getNames()) do
-    if peripheral.getType(name) == wantedType then
+    local peripheralType = peripheral.getType(name)
+    local typeMatches = type(peripheralType) == "string"
+      and peripheralType:lower() == wantedType:lower()
+    if typeMatches or (requiredMethod and hasMethod(name, requiredMethod)) then
       names[#names + 1] = name
     end
   end
@@ -139,10 +150,12 @@ end
 
 local function readMainShaft(stressometerName)
   if not stressometerName then return nil, nil, nil end
-  local okCapacity, capacity = pcall(peripheral.call,
-    stressometerName, "getNetworkCapacity")
-  local okUsage, usage = pcall(peripheral.call,
-    stressometerName, "getNetworkStress")
+  local capacityMethod = hasMethod(stressometerName, "getStressCapacity")
+    and "getStressCapacity" or "getNetworkCapacity"
+  local usageMethod = hasMethod(stressometerName, "getStress")
+    and "getStress" or "getNetworkStress"
+  local okCapacity, capacity = pcall(peripheral.call, stressometerName, capacityMethod)
+  local okUsage, usage = pcall(peripheral.call, stressometerName, usageMethod)
   if not okCapacity or not okUsage then return nil, nil, nil end
   capacity = tonumber(capacity) or 0
   usage = tonumber(usage) or 0
@@ -152,9 +165,9 @@ end
 
 local function render()
   local _, height = monitor.getSize()
-  local speedometers = getPeripheralsByType(SPEEDOMETER_TYPE)
-  local stressometers = getPeripheralsByType(STRESSOMETER_TYPE)
-  local readers = getPeripheralsByType(BLOCK_READER_TYPE)
+  local speedometers = getPeripherals(SPEEDOMETER_TYPE, "getSpeed")
+  local stressometers = getPeripherals(STRESSOMETER_TYPE, "getStress")
+  local readers = getPeripherals(BLOCK_READER_TYPE, "getBlockData")
 
   monitor.setBackgroundColor(colors.black)
   monitor.clear()