OC Monitor

local component = require("component")
local event = require("event")
local gpu = component.gpu
local matrix = component.induction_matrix
local me = component.aemultipart

local oWidth, oHeight = gpu.getResolution()

local width, height = 124, 40
gpu.setResolution(width, height)

local gColor = 1
local bColor = 2
local tColor = 3
local iColor = 4

gpu.setPaletteColor(1, 0x00FF00)
gpu.setPaletteColor(2, 0xFF0000)
gpu.setPaletteColor(3, 0xFFFFFF)
gpu.setPaletteColor(4, 0x3366FF)

gpu.setPaletteColor(15, 0x333333)
gpu.setBackground(15, true)
gpu.fill(1, 1, width, height, " ")

--[[
local item_names = {}

local original = {}

do
  local items = me.getAvailableItems()

  for _, itemid in ipairs(items) do
    local fp = itemid.fingerprint
    original[fp.id .. "::" .. fp.dmg] = itemid.size
  end
end
]]

local function centerWrite(text, y)
  local x = (width - text:len()) / 2
  gpu.set(x, y, text)
end

local function endWrite(text, y)
  local x = width - text:len() + 1
  gpu.set(x, y, text)
end

local barY = math.floor(height / 2)
local textY = barY - 2
local infoY = barY + 2

local maxpower = matrix.getMaxEnergy()

local powerUnits = {"J", "KJ", "MJ", "GJ"}

local function formatPower(j) -- J?
  -- local j = p * 2.5

  local unit = 1
  for i = 1, #powerUnits - 1 do
    if j > 1000 then
      j = j / 1000
      unit = unit + 1
    else
      break
    end
  end

  return string.format("%.2f %s", j, powerUnits[unit])
end

local function refresh()
  local power = matrix.getEnergyStored()
  local input = matrix.getInput()
  local output = matrix.getOutput()

  local tWidth = width - 4
  local pWidth = math.ceil((power / maxpower) * tWidth)
  local mWidth = tWidth - pWidth

  gpu.setBackground(1, true)
  gpu.fill(3, barY, pWidth, 1, " ")
  gpu.setBackground(2, true)
  gpu.fill(3 + pWidth, barY, mWidth, 1, " ")

  gpu.setBackground(15, true)
  gpu.setForeground(tColor, true)
  centerWrite("Induction Matrix " .. formatPower(power) .. " / " .. formatPower(maxpower) .. " (" .. math.ceil(power / maxpower * 100) .. "%)", textY)
  gpu.setForeground(iColor, true)
  gpu.fill(1, infoY, width, 1, " ")
  gpu.set(3, infoY, "Input: " .. formatPower(input) .. "/t")
  endWrite("Output: " .. formatPower(output) .. "/t  ", infoY)

  --[[
  local items = me.getAvailableItems()

  local removed = {}

  for _, itemid in ipairs(items) do

  end]]
end

local suc, err = pcall(function()
  while true do
    local name = event.pull(2)
    if name == "interrupted" then
      break
    end
    refresh()
  end
end)

gpu.setBackground(0x000000)
gpu.setForeground(0xFFFFFF)

gpu.setResolution(oWidth, oHeight)
require("term").clear()

if not suc then
  print("program forcefully interrupted")
end