-- binding peripherals/initializing
--((
local monitor = peripheral.wrap("top")
local modem = peripheral.wrap("back")
local me = peripheral.wrap("right")
rednet.open("back")
-- global variables
local essence_tank_capacity = 1000-- storage capacity of the mob essence tank
local essence_tank_amount = 0 -- total amount of mob essence in the tank
local Mob_essence_on = false -- is the mob essence spawner on
local Mob_zpm_on = false -- is the zombypigman spawner on
local Mob_skeleton_on = false -- is the skeleton spawner on
local Mob_creep_on = false -- is the creeper spawner on
local Mob_ender_on = false -- is the enderman spawner on
local Mob_zombie_on = false -- is the zombie spawner on
local Mob_iron_on = false -- is the iron golem spawner on
local Mob_chicken_on = false -- is the chicken spawner on
local Mob_cow_on = false -- is the cow spawner on
local Mob_sheep_on = false -- is the sheep spawner on
local bones = 0
local gold = 0
local iron = 0
local gunpowder = 0
local bones_max = 1024
local gold_max = 1024
local iron_max = 1024
local gunpowder_max = 1024
--))
-- get data from tank
function essenceupdate()
  rednet.broadcast("Send_Essence_Tank_Status");
  local senderId, message, distance = rednet.receive(10)
  local tbl = textutils.unserialize(message)
  if tbl["ID"] == "Essence_Tank_Status" then
    essence_tank_amount = tbl["amount"]
    essence_tank_capacity = tbl["capacity"]
    print(essence_tank_amount)
  else
    essenceupdate()
  end
end
-- get updated values from my ME system
function updateME()
  local MEstuff = me.getAvailableItems()
  for k, v in pairs(MEstuff) do
    if me.getUnlocalizedName(v[1]) == "Gold Ingot" then
      gold = v[2]
    elseif me.getUnlocalizedName(v[1]) == "Iron Ingot" then
      iron = v[2]
    elseif me.getUnlocalizedName(v[1]) == "Bone" then
      bone = v[2]
    elseif me.getUnlocalizedName(v[1]) == "Gunpowder" then
      gunpowder = v[2]
    end
  end
end

-- function to print the stop/run function on the screen
function printstatus(bool)
  if bool == true then
    monitor.setTextColor(colors.green)
    print(" RUN")
    monitor.setTextColor(colors.white)
  else
    monitor.setTextColor(colors.red)
    print("STOP")
    monitor.setTextColor(colors.white)
  end
end
--print stored values on screen
function printessencevalues(x,y)
  monitor.setTextColor(colors.black)
  print("test")
  monitor.setCursorPos(x,y)
  if essence_tank_amount > 999 then
    if essence_tank_amount > (essence_tank_capacity / 2) then
      monitor.setTextColor(colors.green)
      print(tostring(essence_tank_amount))
    else
      monitor.setTextColor(colors.orange)
      print(tostring(essence_tank_amount))
    end
  else
    monitor.setTextColor(colors.red)
    print(tostring(essence_tank_amount))
  end
  monitor.setTextColor(colors.white)
  monitor.setCursorPos(x+10,y)
  print(tostring(essence_tank_capacity))
end
function drawframe()
  term.redirect(monitor)--redirect printing to monitor
  term.setCursorBlink(false)
  monitor.clear()
  monitor.setTextColor(colors.white)
  monitor.setBackgroundColor(colors.black)
  paintutils.drawLine(1,1,50,1,colors.yellow)--Border
  paintutils.drawLine(1,26,50,26,colors.yellow)--Border
  paintutils.drawLine(1,1,1,26,colors.yellow)--Border
  paintutils.drawLine(50,1,50,26,colors.yellow)--Border
  paintutils.drawLine(25,1,25,26,colors.yellow)--table
  paintutils.drawLine(30,1,30,26,colors.yellow)--table
  paintutils.drawLine(40,1,40,26,colors.yellow)--table
  -- set texts
  monitor.setCursorPos(2,2)
  print("Essence")

  monitor.setCursorPos(26,2)
  printstatus(Mob_essence_on)
  printessencevalues(31,2)
  monitor.setCursorPos(2,3)
  print("Gold")
  monitor.setCursorPos(26,3)
  printstatus(Mob_zpm_on)
  monitor.setCursorPos(31,3)
  print(gold)
  monitor.setCursorPos(41,3)
  print(gold_max)
  monitor.setCursorPos(2,4)
  print("Bones")
  monitor.setCursorPos(26,4)
  printstatus(Mob_skeleton_on)
  monitor.setCursorPos(31,4)
  print(bones)
  monitor.setCursorPos(41,4)
  print(bones_max)
  monitor.setCursorPos(2,5)
  print("Gunpowder")
  monitor.setCursorPos(26,5)
  printstatus(Mob_creep_on)
  monitor.setCursorPos(31,5)
  print(gunpowder)
  monitor.setCursorPos(41,5)
  print(gunpowder_max)
  monitor.setCursorPos(2,6)
  print("iron")
  monitor.setCursorPos(26,6)
  printstatus(Mob_iron_on)
  monitor.setCursorPos(31,6)
  print(iron)
  monitor.setCursorPos(41,6)
  print(iron_max)
  term.restore()--restore printing to computer
end

-- inf loop
while true do
  essenceupdate()
  updateME()
  drawframe()
  sleep(5)
end