local sg = peripheral.wrap("right")

local favAddresses = {
	{
		title = "",
		address = ""
	}
}

local event, p1, p2, p3 = nil
local screenSelection = 0
local screen = nil

function resetScreen()
	term.clear()
	term.setBackgroundColor(colors.gray)
	term.setTextColor(colors.black)
	term.setCursorPos(1, 1)
end

function Print(text, x, y)
	term.setCursorPos(x, y)
	term.write(text)
end

function drawScreen(screenSettings)
	resetScreen()

	term.setBackgroundColor(colors.white)
	for i = 1, 3, 1
	do
		term.setCursorPos(1, i)
		term.clearLine()
	end
	Print(screenSettings["title"], getCenterX(screenSettings["title"]), 2)
	term.setBackgroundColor(colors.gray)
end

function getCenterX(text)
	local x,_ = term.getSize()
	return math.floor((x / 2) - (string.len(text) / 2))
end

function startup()
	screen = {
		title = "Stargate Control Program"
		options = {
			{
				option = "Dial Favorite",
				func = dialFavoriteScreen
			},
			{
				option = "Dial Manually",
				func = dialFavoriteScreen
			},
			{
				option = "Exit",
				func = exitProgram
			}
		}
	}
end

function dialFavoriteScreen()

end

function exitProgram()
	computer.reboot()
end

function awaitEvent()
	event, p1, p2, p3 = os.pullEvent()
end

function isSelectionChanged()
	if event == "key" then
		if p1 == keys.up then

		end
	end
end

startup()

while true do
	awaitEvent()
	drawScreen(screen)
end