local password = ""
local username = ""

if fs.exists("sensData1") then
	local hRead = assert(fs.open("sensData1", "r"))
	saveName = hRead.readLine()
	hRead.close()
end
if fs.exists("sensData2") then
	local hRead = assert(fs.open("sensData2", "r"))
	savePassword = hRead.readLine()
	hRead.close()
end

function drawBorder()
	term.clear()
	term.setCursorPos(1,1)
	print("X-------------------------------------------------X")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("-                                                 -")
	print("X-------------------------------------------------X")
end
function loginSeq()
	term.clear()
	drawBorder()
	term.setCursorPos(15,6)
	print("PriestleyOS v1")
	term.setCursorPos(14,7)
	print("X---------------------X")
	term.setCursorPos(14,8)
	print("- Username:           -")
	term.setCursorPos(14,9)
	print("- Password:           -")
	term.setCursorPos(14,10)
	print("X---------------------X")
	while password ~= savePassword do
		term.setCursorPos(26,8)
		username = read()
		if username == saveName then
			term.setCursorPos(26,9)
			password = read("*")
		end
	term.clear()
	drawBorder()
	loginSeq()
	end
end



function drawDesktop()
	local dMenu = 0
	local cpX = 12
	local cpY = 12
	local option = 1

	drawBorder()
	term.setCursorPos(1,16)
	print("X-------------------------------------------------X")
	print("X- Applications ----- Log Off --------- Shutdown -X")
	term.setCursorPos(1,2)
	print("X- PriestleyOS v1              User: "..username)
	print("X-------------------------------------------------X")

	while dMenu ~= 1 do

		drawBorder()
		term.setCursorPos(1,16)
		print("X-------------------------------------------------X")
		print("X- Applications ----- Log Off --------- Shutdown -X")
		term.setCursorPos(1,2)
		print("X- PriestleyOS v1              User: "..username)
		print("X-------------------------------------------------X")

		if option == -1 then
			option = 3
			cpY = 43
		end
		if option == 1 then
			cpY = 8
		end
		if option == 2 then
			cpY = 25
		end
		if option == 3 then
			cpY = 43
		end
		if option == 4 then
			option = 1
			drawDesktop()
		end

		cpX = 12
		term.setCursorPos(cpY,cpX)
		print("III")
		cpX = cpX + 1
		term.setCursorPos(cpY,cpX)
		print("III")
		cpX = cpX + 1
		term.setCursorPos(cpY,cpX)
		print("III")
		cpX = cpX + 1
		term.setCursorPos(cpY,cpX)
		print("VVV")


		while true do
        local sEvent, param = os.pullEvent("key")
        	if sEvent == "key" then
            	if param == 203 then
            	    option = option - 1
            	    break
            	end
        		if param == 205 then
                	option = option + 1
                	break
                end
                if param == 28 then
                	if option == 1 then
                		osApps()
                	end
                	if option == 2 then
                		loginSeq()
                	end
                	if option == 3 then
                		shutdown()
               		end
            	end
            end
        end
    end
end
function shutdown()
	drawBorder()
	term.setCursorPos(19,8)
	write("Shutting down...")
	term.setCursorPos(19,9)
	for loadloop = 0, 16 do
  		write("=")
  		sleep(0.25)
	end
	os.shutdown()
end
function osApps()
	local dMenu = 0
	local cpX = 27
	local cpY = 4
	local option = 1

	drawBorder()
	term.setCursorPos(1,2)
	print("-                   Applications                  -")
	print("X-------------------------------------------------X")
	print("X- [1] Calculator       -X")
	print("X- [2] PriestleyPapers  -X")
	print("X- [3] PriestleyNet     -X")
	print("X- [4] NewarkLife       -X")
	print("X- [5] plcgame          -X")
	print("X- Return to Desktop    -X")
	print("X------------------------X")

 while dMenu ~= 1 do
	if option == 7 then
		option = 1
	end
	if option == -1 then
		option = 6
	end
	drawBorder()
	term.setCursorPos(1,2)
	print("-                   Applications                  -")
	print("X-------------------------------------------------X")
	print("X- [1] Calculator       -X")
	print("X- [2] PriestleyPapers  -X")
	print("X- [3] PriestleyNet     -X")
	print("X- [4] NewarkLife       -X")
	print("X- [5] plcgame          -X")
	print("X- Return to Desktop    -X")
	print("X------------------------X")

			if option == 1 then
				cpY = 4
			end
			if option == 2 then
				cpY = 5
			end
			if option == 3 then
				cpY = 6
			end
			if option == 4 then
				cpY = 7
			end
			if option == 5 then
				cpY = 8
			end
			if option == 6 then
				cpY = 9
			end

			term.setCursorPos(cpX,cpY)
			print("<==")


			while true do
        	local sEvent, param = os.pullEvent("key")
    		 	if sEvent == "key" then
            		if param == 200 then
            		    option = option - 1
            	    	break
            		end
        			if param == 208 then
                		option = option + 1
                		break
                	end
                	if param == 28 then
                		if option == 1 then
                			startCalculator()
                		end
                		if option == 2 then
                			startPriestleyPapers()
                		end
                		if option == 3 then
                			startPriestleyNet()
               			end
                		if option == 4 then

               			end
               			if option == 5 then

               			end
               			if option == 6 then
                			drawDesktop()
               			end
            		end
        	 	end
        	end
    	end
	end
function startCalculator()

end
function startPriestleyPapers()

end
function startPriestleyNet()

end

loginSeq()
drawDesktop()