CC Program Publisher (Automatic File Copier)

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-- Automatic File Copier --
--		For CC		 --
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-- Written by Onionnion  --
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-- This script is released with the CC license! --
---------------- Go crazy with it! ---------------
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function resetScreen(quitQ,numberMade,label) -- function that resets the screen
	term.clear()		   -- clears terminal
	term.setCursorPos(1,1) -- sets cursor's position
	if quitQ == true then  --if quitQ is true, which starts out as false at line 10
		if label == nil then
			print("Current disk label: numerical")
		elseif label == 0 then
			print("Current disk label: None")
		else
			print("Current disk label: "..label)
		end
		print("Copies Made: "..tostring(numberMade)) -- prints total made
		print("Press L to change the label.")
		print("Press C to change the copying operation.")
		print("Press Q to quit.")
	end
end

function labeler()
	while true do
		resetScreen()
		print("How would you like label the disks?n(Enter number for selection.)")
		print("1: Number (1, 2, 3..etc.)")
		print("2: Custom Label")
		print("3: No label")
		local whatDo = read()
		if whatDo == "1" then
			label = nil
			break
		elseif whatDo == "2" then
			resetScreen()
			write("Enter the label: ")
			label = read()
			break
		elseif whatDo == "3" then
			label = 0
			break
		else
			resetScreen()
			print("Not a correct input, try again")
			sleep(2)
		end
	end
	resetScreen(quitQ,numberMade,label)
end

function copyChange()
	while true do -- file I/O
		resetScreen()
		write("File to Copy: ")
		fileIn = read()  -- input file
		write("Location/Name to copy to: ")
		fileOut = read() -- output file
		if fs.exists(fileIn) == false or fs.exists(fileOut) == true then -- if input file isn't there or if output file already exists
			resetScreen()
			print("Invalid inputs! Try again.")
			print("(Maybe file incorrect file to be copied or file to be created is already there?)")
			sleep(2)
		else
			break
		end
	end
	resetScreen(quitQ,numberMade,label)
end

local side = ""	  -- side disk drive is on
local numberMade = 0 -- keeps track of how many were made
local quitQ = false  -- quitQ is going to be short for quit-Question, meaning if false,
					 --   do not display the option to quit yet until able to
					
resetScreen(quitQ)
print("Insert a disk into the drive to be used.")
while true do
	local event, param = os.pullEvent()
	if event == "disk" then
		side = param
		break
	end
end

labeler()
copyChange()
quitQ = true -- sets quitQ to true
					-- it's always a good idea to keep comments orderly like you see here and above

while true do
	resetScreen(quitQ,numberMade,label)
	event, param = os.pullEvent()
	if event == "disk" then
		if fs.exists(fileOut) == true then -- if the file is already there (can't overwrite with cp!)
			print("File already there! Please insert another disk.")
			print("Press any button to eject and continue.")
			while true do
				local event = os.pullEvent()
				if event == "char" or event == "key" then
					disk.eject(side)
					resetScreen(quitQ,numberMade)
					break
				end
			end
		else
			shell.run("/rom/programs/copy", fileIn, fileOut) -- runs copy (cp) with the variables
			if label ~= nil and label ~= 0 then
				disk.setLabel(side, label)
			elseif label == 0 then
				---
			else
				disk.setLabel(side, tostring(numberMade + 1))
			end
			numberMade = numberMade + 1 -- add one to the count
			disk.eject(side)
			resetScreen(quitQ,numberMade,label)
		end
	end
	if event == "char" and param == "l" then
		labeler()
	elseif event == "char" and param == "c" then
		copyChange()
	elseif event == "char" and param == "q" then -- test if quit button was pressed
		break -- break exits the loop; jumps right down to the 'print'
	end
end

quitQ = false
resetScreen(quitQ)
print("Bye!")
sleep(1)
resetScreen(quitQ)