day night timer

--time = "night"
mon = peripheral.wrap("back")

function setColor(text, background)
term.setTextColor(text)
term.setBackgroundColor(background)
end

function drawImage(image)
 myImage = paintutils.loadImage(image)
 paintutils.drawImage(myImage, 1, 1)
end

function writeFile()
handle = fs.open("dayOrNight", "w")
handle.write(time)
handle.close()
end

function loadFile()
handle = fs.open("dayOrNight", "r")
time = handle.readLine()
handle.close()
end

function mWrite(message, cX, cY, background, text)
mon.setBackgroundColor(background)
if text == nil then mon.setTextColor(colors.black)
 else mon.setTextColor(text)
end
mon.setCursorPos(cX, cY)
mon.write(message)
mon.setBackgroundColor(colors.black)
end

function testClick()
event, param1, x, y = os.pullEvent("monitor_touch")
print("x: "..x)
print("y; "..y)
end

function clock()
clockTime = {}
for i = 1, 24 do
 clockTime[i] = os.setAlarm(i)
end
end

function writeTime()
 floorTime = math.floor(os.time())
 if floorTime > 9 then currTime = floorTime..":00"
  else currTime = "0"..floorTime..":00"
 end
 if time == "night" then
  mWrite(currTime, 13, 1, colors.black, colors.white)
 elseif time == "day" then
  mWrite(currTime, 13, 1, colors.lightBlue, colors.white)
 end
end




function day()
 term.clear()
 time = "day"
 drawImage("day")
 writeTime()
 redstone.setOutput("left", false)
 signal = "off"
end

function night()
 term.clear()
 time = "night"
 drawImage("night")
 writeTime()
 redstone.setOutput("left", true)
 signal = "on"
end

function updateClock()
 currTime = os.time()
 term.clear()
 drawImage(time)
 writeTime()
end

function determineTime()
notInUse = os.time()
if math.floor(os.time()) > 19 and math.floor(os.time()) < 6 or math.floor(os.time()) == 20 then night()
elseif math.floor(os.time()) < 20 and math.floor(os.time()) > 5 or math.floor(os.time()) == 6 then day()
end
end



 ---------------------------------
 print("determining time")
determineTime()
print(time)
term.redirect(mon)
determineTime()



----------------------------------

while true do
clock()
sunset = os.setAlarm(20)
sunrise = os.setAlarm(6)

for i = 1, 24 do
event, arg, xpos, ypos = os.pullEvent()
if event == "alarm" then
 determineTime()
elseif event == "monitor_touch" and signal == "on" then
-- day()
redstone.setOutput("left", false)
signal = "off"
elseif event == "monitor_touch" and signal == "off" then
-- night()
redstone.setOutput("left", true)
signal = "on"
end
end
end