local component = require("component")
local computer  = require("computer")
local term      = require("term")
local event     = require("event")
local thread    = require("thread")
local os        = require("os")

local sg        = component.stargate
local gpu       = component.gpu

local w,h       = gpu.getResolution()

local version   = "0.1"

local locAddr   = sg.localAddress()

local console   = {}

gpu.setDepth(gpu.maxDepth())

function strChk(string1,string2)
  return string.find(string1,string2)
end

function bgClr()
  gpu.setBackground(0x0F0F0F)
end

function bgCol()
  gpu.setBackground(0x696969)
end

function lineReset(y)
  bgClr()
  gpu.fill(0,0,w,y," ")
end

function baseDraw()
--Variables
  local pcEn    = tostring(math.floor(computer.energy())).." RF"
  local sgEn    = tostring(math.floor(sg.energyAvailable()*80)).." RF"
  local sgState,sgEng,sgDir = sg.stargateState()
  local remAddr = sg.remoteAddress()
  local sgIris  = sg.irisState()
--Draw Start
  bgCol()

--Lines
  gpu.fill(1,1,w,1," ")
  gpu.fill(1,h,w,1," ")
  gpu.fill(5,5,w-8,1," ")

  gpu.fill(1,14,w,1," ")
  gpu.fill(1,16,w,1," ")

--OS info
  gpu.set(1,1,"Stargate Control V."..version)
  gpu.set(w-14,1,"Power: "..pcEn)
  gpu.set(w-10,h,os.date("%X%p"))
  gpu.set(3,14,"Command Line")
  gpu.set(3,16,"Information Console")

--Console
  if #console ~= 0 then
    bgClr()
    gpu.fill(1,17,w,8," ")
    for i=1,#console do
      gpu.set(1,(h)-i,console[i])
    end
    bgCol()
  end

--SG info
  gpu.setBackground(0x4B4B4B)
  gpu.fill(5,6,w-8,5," ")
  gpu.set(10,6,"Stargate Status: "..sgState)
  gpu.set(10,10,"Iris Status: "..sgIris)

  if sgState ~= "Idle" then
    gpu.set(12,7,"Direction: "..sgDir)
    gpu.set(12,8,"Address:   "..remAddr)
    gpu.set(12,9,"Chervon:   "..sgEng)
  end
  bgCol()
  gpu.fill(5,5,w-8,1,"=")
  gpu.set(6,5,"[Stargate Info]")
  gpu.set(23,5,"[Local: "..locAddr.."]")
  gpu.set(w-30,5,"[Energy: "..sgEn.."]")

--Draw End
  bgClr()
  os.sleep(1)
end

t = thread.create(function()
  term.clear()
  term.setCursor(1,3)

  while true do
    baseDraw()
  end
end)
while true do
  if #console >= 9 then
    table.remove(console,9)
  end
  term.setCursor(1,15)
  term.clearLine()
  input = io.read()
  term.setCursor(1,15)
  if input == "dc" then
     sg.disconnect()
     table.insert(console,1,os.date("%X%p: ").."Stargate disconnected")
  elseif input == "dial" then
    term.write("Enter address: ")
    local to = io.read()
    sg.dial(to)
    table.insert(console,1,os.date("%X%p: ").."Stargate Dialed to "..to)
  elseif input == "iris" then
    if sg.irisState() == "Open" then
      sg.closeIris()
      table.insert(console,1,os.date("%X%p: ").."Iris Closed")
    else
      sg.openIris()
      table.insert(console,1,os.date("%X%p: ").."Iris Opened")
    end
  elseif input == "exit" then
    term.write("Are you sure? Y/N ")
    if io.read() == "y" then break end
  end
end


t:kill()
term.clear()
print("Good night!")
os.sleep(3)
term.clear()
os.exit()