DC 4.1 Branch 2

local component = require("component")
local event = require("event")
local term = require("term")
local unicode= require("unicode")
local gpu = component.gpu

 -- Safety Checks

if not component.isAvailable("draconic_reactor") then
  print("Reactor not connected. Please connect computer to reactor with an Adapter block.")
  os.exit()
end
reactor = component.draconic_reactor
local flux_gates = {}
for x,y in pairs(component.list("flux_gate")) do
  flux_gates[#flux_gates+1] = x
end
if #flux_gates < 2 then
  print("Not enough flux gates connected; please connect inflow and outflow flux gates with Adapter blocks.")
  os.exit()
end
flux_in = component.proxy(flux_gates[1])
flux_out = component.proxy(flux_gates[2])
if not flux_in or not flux_out then
  print("Not enough flux gates connected; please connect inflow and outflow flux gates with Adapter blocks.")
  os.exit()
end

 -- Functions

function exit_msg(msg)
  term.clear()
  print(msg)
  os.exit()
end

function modify_temp(offset)
  local new_temp = ideal_temp + offset
  if new_temp > 9000 then
    new_temp = 9000
  elseif new_temp < 2000 then
    new_temp = 2000
  end
  ideal_temp = new_temp
end

local chaosmode = 0
local temp2 = 1
local debuginfo = 0
local highest_use = 1
local highest_temp = 1

function modify_field(offset)
  local new_strength = ideal_strength + offset
  if new_strength > 100 then
    new_strength = 100
  elseif new_strength < 0.1 then
    new_strength = 0.5
  end
  ideal_strength = new_strength
end

 -- Buttons

local adj_button_width = 10
local temp_adjust_x_offset = 56
local temp_adjust_y_offset = 2
local field_adjust_x_offset = temp_adjust_x_offset + adj_button_width + 2
local field_adjust_y_offset = 2

local buttons = {
  start={
    x=5,
    y=18,
    width=10,
    height=1,
    text="Start",
    action=function()
      if safe then
        state = "Charging"
        reactor.chargeReactor()
      elseif shutting_down then
        state = "Active"
        reactor.activateReactor()
      end
    end,
    condition=function() return safe or shutting_down end
  },
  shutdown={
    x=5,
    y=18,
    width=10,
    height=1,
    text="Shutdown",
    action=function()
      state = "Manual Shutdown"
      reactor.stopReactor()
    end,
    condition=function() return running end
  },
    debug_info={
    x=17,
    y=18,
    width=10,
    height=1,
    text="Debug",
    action=function()
      if debuginfo == 0 then
      debuginfo = 1
      else
      debuginfo = 0
    end
   end,
  },
  invert={
    x=29,
    y=18,
    width=10,
    height=1,
    text="Invert",
    action=function()
      local old_addr = flux_in.address
      flux_in = component.proxy(flux_out.address)
      flux_out = component.proxy(old_addr)
    end,
    condition=function() return safe or cooling end
  },
    chaos_mode={
    x=29,
    y=18,
    width=10,
    height=1,
    text="Chaos",
    action=function()
        if chaosmode == 0 then
            chaosmode = 1
            cutoff_temp = 19750
            ideal_strength = 75
            cutoff_field = 20
            ideal_temp = 69420
        elseif chaosmode == 1 then
            chaosmode = 0
            ideal_strength = 25
            cutoff_field = 0.4
            ideal_temp = 4000
        end
    end,
    condition=function() return running end
  },
  exit={
    x=41,
    y=18,
    width=10,
    height=1,
    text="Exit",
    action=function()
      event_loop = false
    end,
  },
  temp_up_thousand={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset,
    width=adj_button_width,
    height=1,
    text="+1000",
    action=function() modify_temp(1000) end
  },
  temp_up_hundred={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+2,
    width=adj_button_width,
    height=1,
    text="+100",
    action=function() modify_temp(100) end
  },
  temp_up_ten={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+4,
    width=adj_button_width,
    height=1,
    text="+10",
    action=function() modify_temp(10) end
  },
  temp_up_one={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+6,
    width=adj_button_width,
    height=1,
    text="+1",
    action=function() modify_temp(1) end
  },
  temp_down_thousand={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+16,
    width=adj_button_width,
    height=1,
    text="-1000",
    action=function() modify_temp(-1000) end
  },
  temp_down_hundred={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+14,
    width=adj_button_width,
    height=1,
    text=" -100",
    action=function() modify_temp(-100) end
  },
  temp_down_ten={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+12,
    width=adj_button_width,
    height=1,
    text="-10",
    action=function() modify_temp(-10) end
  },
  temp_down_one={
    x=temp_adjust_x_offset,
    y=temp_adjust_y_offset+10,
    width=adj_button_width,
    height=1,
    text="-1",
    action=function() modify_temp(-1) end
  },
  field_up_ten={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset,
    width=adj_button_width,
    height=1,
    text="+10",
    action=function() modify_field(10) end
  },
    field_up_five={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+2,
    width=adj_button_width,
    height=1,
    text="+5",
    action=function() modify_field(5) end
  },
    field_up_one={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+4,
    width=adj_button_width,
    height=1,
    text="+1",
    action=function() modify_field(1) end
  },
  field_up_half={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+6,
    width=adj_button_width,
    height=1,
    text="+0.5",
    action=function() modify_field(0.5) end
  },
  field_down_half={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+10,
    width=adj_button_width,
    height=1,
    text="-0.5",
    action=function() modify_field(-0.5) end
  },
    field_down_one={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+12,
    width=adj_button_width,
    height=1,
    text="-1",
    action=function() modify_field(-1) end
  },
    field_down_five={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+14,
    width=adj_button_width,
    height=1,
    text="-5",
    action=function() modify_field(-5) end
  },
    field_down_ten={
    x=field_adjust_x_offset,
    y=field_adjust_y_offset+16,
    width=adj_button_width,
    height=1,
    text="-10",
    action=function() modify_field(-10) end
  }
}

 -- main code

flux_in.setFlowOverride(0)
flux_out.setFlowOverride(0)
flux_in.setOverrideEnabled(true)
flux_out.setOverrideEnabled(true)

local condition = reactor.getReactorInfo()
if not condition then
  print("Incorrect Layout")
  os.exit()
end

ideal_strength = 25
ideal_temp = 4000
cutoff_temp = 9005

 -- tweakable pid gains

inflow_P_gain = 1
inflow_I_gain = 0.04
inflow_D_gain = 0.1

outflow_P_gain = 500
outflow_I_gain = 0.5
outflow_II_gain = 0.0000003
outflow_D_gain = 60000

 -- initialize main loop

inflow_I_sum = 0
inflow_D_last = 0

outflow_I_sum = 0
outflow_II_sum = 0
outflow_D_last = 0

state = "Standby"
shutting_down = false

if condition.temperature > 25 then
  state = "Cooling"
end
if condition.temperature > 2000 then
  state = "Active"
end

 -- Possible states:
  --Standby
  --Charging
  --Active
  --Manual Shutdown
  --Emergency Shutdown
  --Cooling

event_loop = true
while event_loop do

  if not component.isAvailable("draconic_reactor") then
    exit_msg("Reactor disconnected, exiting")
  end

  if not component.isAvailable("flux_gate") then
    exit_msg("Flux gates disconnected, exiting")
  end

  local info = reactor.getReactorInfo()

  local inflow = 0
  local outflow = 0

  shutting_down = state == "Manual Shutdown" or state == "Emergency Shutdown"
  running = state == "Charging" or state == "Active"
  safe = state == "Standby" or state == "Cooling"

  if state == "Charging" then
    inflow = 3200000

    if info.temperature > 2000 then
      reactor.activateReactor()
      state = "Active"
    end
  elseif state == "Cooling" then
    if info.temperature < 25 then
      state = "Standby"
    end
    inflow = 10
    outflow = 20
  elseif state == "Standby" then
    inflow = 10
    outflow = 20
  else
    -- adjust inflow rate based on field strength

    local field_error = (info.maxFieldStrength * (ideal_strength / 100)) - info.fieldStrength
    local proportional_field_error = field_error * inflow_P_gain
    inflow_I_sum = inflow_I_sum + field_error
    local integral_field_error = inflow_I_sum * inflow_I_gain
    local derivative_field_error = (field_error - inflow_D_last) * inflow_D_gain
    inflow_D_last = field_error
    local inflow_correction = proportional_field_error + integral_field_error + derivative_field_error
    if inflow_correction < 0 then
      inflow_I_sum = inflow_I_sum - field_error
    end
    inflow = inflow_correction

    if not shutting_down then

      -- adjust outflow rate based on core temperature

      local temp_error = ideal_temp - info.temperature
      local proportional_temp_error = temp_error * outflow_P_gain
      outflow_I_sum = outflow_I_sum + temp_error
      local integral_temp_error = outflow_I_sum * outflow_I_gain
      if math.abs(temp_error) < 100 then
        outflow_II_sum = outflow_II_sum + integral_temp_error
      else
        outflow_II_sum = 0
      end
      local second_integral_temp_error = outflow_II_sum * outflow_II_gain
      local derivative_temp_error = (temp_error - outflow_D_last) * outflow_D_gain
      outflow_D_last = temp_error
      local outflow_correction = proportional_temp_error + integral_temp_error + second_integral_temp_error + derivative_temp_error
      if outflow_correction < 0 then
        outflow_I_sum = outflow_I_sum - temp_error
      end
      outflow = outflow_correction

      -- cut off reactor in case of emergency
      if ((1 - info.fuelConversion / info.maxFuelConversion) * 100) < 7 or info.temperature > 19750 then
        print("Shutting Down")
        state = "Manual Shutdown"
        reactor.stopReactor()
      end
    else
      if info.temperature < 2000 then
        state = "Cooling"
      end
    end
  end

  if state ~= "Active" and not shutting_down then
    inflow_I_sum = 0
    inflow_D_last = 0
    outflow_I_sum = 0
    outflow_II_sum = 0
    outflow_D_last = 0
  end

  if inflow < 0 then
    inflow = 0
  end
  if outflow < 0 then
    outflow = 0
  end

  inflow = math.floor(inflow)
  outflow = math.floor(outflow)

  flux_in.setFlowOverride(inflow)
  flux_out.setFlowOverride(outflow)

 -- Fuel Conversion Rate

if info.fuelConversionRate > 999 then
    fuelConversionRate = (info.fuelConversionRate / 1000)
    fuelMeasure = " "..(unicode.char(956)).."b/t"
    elseif info.fuelConversionRate > 999999 then
    fuelConversionRate = (info.fuelConversionRate / 1000000)
    fuelMeasure = " mb/t"
    else
    fuelConversionRate = info.fuelConversionRate
    fuelMeasure = " nb/t"
end

 -- Burn Stage

if ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 20 then burnstage = "H"
elseif ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 15 then burnstage = "He"
elseif ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 10 then burnstage = "C"
elseif ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 8 then burnstage = "Ne"
elseif ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 6.75 then burnstage = "O"
elseif ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 5.5 then burnstage = "Si"
elseif ((1 - info.fuelConversion / info.maxFuelConversion) * 100) > 5 then burnstage = "Fe"
end

 -- Debug Info
 --HFuel
if info.fuelConversionRate > highest_use then
    highest_use = info.fuelConversionRate
end
 --HTemp
if info.temperature > highest_temp then
  highest_temp = info.temperature
end

 if debuginfo == 1 then
 debugvar1a = "[Debug Information]"
 debugvar1b = "Peak Fuel Usage: "
 debugvar1c = highest_use
 debugvar1d = " nb/t"
 debugvar2a = "Peak Temperature"
 debugvar2b = highest_temp
 debugvar2c = "°C"
 else
  debugvar1a = " "
 debugvar1b = " "
 debugvar1c = " "
 debugvar1d = " "
 debugvar2a = " "
 debugvar2b = " "
 debugvar2c = " "
end

  -- Draw screen

  if term.isAvailable() then

    -- Draw Values

    local left_margin = 2
    local spacing = 1

    local values = {
      "┌─────────────────────────────────────────────────┐",
      "│ Draconic Control Version 4.1 - Alternate Branch │",
      "│                    [bZhG6Dyj]                   │",
      "├─────────────────────────────────────────────────┘",
      "│ Reactor State        " .. state,
      "│  Field Strength       " .. ((info.fieldStrength / info.maxFieldStrength) * 100) .. "%",
      "│ Saturation           " .. ((info.energySaturation / info.maxEnergySaturation) * 100) .. "%",
      "│  Fuel Remaining       " .. ((1 - info.fuelConversion / info.maxFuelConversion) * 100) .. "%",
      "│ Temperature          " .. info.temperature .. "°C",
      "│  Fuel Usage Rate      " .. fuelConversionRate .. fuelMeasure,
      "│ Energy Consumption   " .. inflow .. " RF/t",
      "│  Energy Production    " .. outflow .. " RF/t",
      "│ Eq. Fusion Stage     " .. burnstage,
      "└──────────────────────────────────────────────────",
      "",
      "",
      "",
      "",
      "",
      "" .. debugvar1a,
      "" .. debugvar1b .. debugvar1c .. debugvar1d,
      "" .. debugvar2a .. debugvar2b .. debugvar2c,
    }

    if safe then
      values[#values+1] = "Invert if start is non-functional - Start at 4000 before increasing temperature."
    end

    term.clear()

    for i, v in ipairs(values) do
      term.setCursor(left_margin, i * spacing)
      term.write(v)
    end

    -- Draw button values

    term.setCursor(temp_adjust_x_offset, temp_adjust_y_offset+8)
    term.write("  " .. ideal_temp .. "°C")
    term.setCursor(field_adjust_x_offset, field_adjust_y_offset+8)
    term.write("   " .. ideal_strength .. "%")

    -- Draw Buttons

    gpu.setForeground(0x0000FF)

    for bname, button in pairs(buttons) do
      if button.depressed then

        button.depressed = button.depressed - 1
        if button.depressed == 0 then
          button.depressed = nil
        end
      end
      if button.condition == nil or button.condition() then
        local center_color = 0xBBBBBB
        local highlight_color = 0xCCCCCC
        local lowlight_color = 0x808080
        if button.depressed then
          center_color = 0xAAAAAA
          highlight_color = 0x707070
          lowlight_color = 0xBBBBBB
        end
        gpu.setBackground(center_color)
        gpu.fill(button.x, button.y, button.width, button.height, " ")
        if button.width > 1 and button.height > 1 then
          gpu.setBackground(lowlight_color)
          gpu.fill(button.x+1, button.y+button.height-1, button.width-1, 1, " ")
          gpu.fill(button.x+button.width-1, button.y, 1, button.height, " ")
          gpu.setBackground(highlight_color)
          gpu.fill(button.x, button.y, 1, button.height, " ")
          gpu.fill(button.x, button.y, button.width, 1, " ")
        end
        gpu.setBackground(center_color)
        term.setCursor(button.x + math.floor(button.width / 2 - #button.text / 2), button.y + math.floor(button.height / 2))
        term.write(button.text)
      end
    end

    gpu.setBackground(0x999999)
    gpu.setForeground(0x0000FF)
  end

  -- Wait for next tick, or manual shutdown

  local event, id, op1, op2 = event.pull(0.05)
  if event == "interrupted" then
    if safe then
      break
    end
  elseif event == "touch" then

    -- Handle Button Presses

    local x = op1
    local y = op2

    for bname, button in pairs(buttons) do
      if (button.condition == nil or button.condition()) and x >= button.x and x <= button.x + button.width and y >= button.y and y <= button.y + button.height then
        button.action()
        button.depressed = 3
      end
    end
  end
end

term.clear()