File Deleter

fileName = "startup"
if(fs.exists(fileName) == true)then
    shell.run("rename startup startupDEL")
    sleep(2)
    shell.run("File_Deleter")
end
local driveLocation = ""
term.clear()
term.setCursorPos(1,1)

version = "1.15.2"
author = "Mr John Dowe"
scriptName = "Computer File Deleter"
modified = " April 29, 2023"


function listFiles(driveLocation)

    term.setTextColor( colors.cyan )
    print("List of Files")
    print("-------------")

    local FileList = fs.list("") --Table with all the files and directories available


    for _, file in ipairs(FileList) do --Loop. Underscore because we don't use the key, ipairs so it's in order
        local RO = fs.isReadOnly(file)
        local DIR = fs.isDir(file)

        if(RO == true)then
            term.setTextColor(colors.red)
            print("READ ONLY: " .. file)
        elseif(DIR == true)then
            term.setTextColor(colors.orange)
            print("DIR: " .. file)
        elseif (RO == false)then
            term.setTextColor( colors.white )
            print("FILE: " .. file) --Print the file name
        elseif(foundFile == true)then
            term.setTextColor(colors.blue)
            print("FOUND: rom")

        else
            print("FILE NOT FOUND")
        end
    end --End the loop
    term.setTextColor( colors.cyan )
    print("-------------")
    print("End of Files")
end


function deleteFile(file)
    fs.delete(file)
    local fileName = fs.exists(file)
    return fileName
end

function deleteLocalFile(driveLocation)
    term.setTextColor(colors.yellow)
    print("Would you like to delete ALL files? YES/NO")
    local answer = read()
    local answer = tostring(answer)
    local answer = string.lower(answer)
    local FileList = fs.list(driveLocation)
    term.setTextColor(colors.white)

    for _, file in ipairs(FileList) do
        local foundFile = fs.exists(file)
        local RO = fs.isReadOnly(file)
        local DIR = fs.isDir(file)

        if (answer == 'yes' and RO == false and DIR == false)then
            shell.run("label clear")

            for _, file in ipairs(FileList) do --Loop. Underscore because we don't use the key, ipairs so it's in order
                local fileDeleted = fs.exists(file)
                if(file == "rom" or RO == true)then
                    print("SKIPPING: " .. string.upper(file))
                else
                    repeat
                        term.setTextColor(colors.pink)
                        print("DELETING FILE: " .. string.upper(file))
                        fileDeleted = deleteFile(file)
                        sleep(2)
                    until fileDeleted == false
                end
            end

            term.setTextColor(colors.lime)
            print("FILES DELETED!")
            sleep(1)
            term.setTextColor(colors.green)
            print("Rebooting OS")
            sleep(5)
            os.reboot()
        elseif(answer == 'no' and RO == true)then
            term.setTextColor(colors.orange)
            print("READ ONLY: " .. file)
        elseif(answer == 'no' and foundFile == false)then
            term.setTextColor(colors.red)
            print("FILE NOT FOUND")
            term.setTextColor(colors.white)
        else
            term.setTextColor(colors.purple)
            local getLabel = shell.run("label get")
            if(tostring(getLabel) == true)then

                getLabel = shell.run("label get")
                shell.run("label set " .. getLabel )

            else
                shell.run("label set " .. "PC:" .. os.getComputerID())
            end
            term.setTextColor(colors.lime)
            print("FILES ARE SAFE!")
            sleep(1)
            term.setTextColor(colors.green)
            print("Rebooting OS")
            sleep(5)
            os.reboot()
        end
    end



end


function printAll()
    for _, match in pairs( fs.complete( "", driveLocation,true,true ) ) do print( match ) end
end

function header()
    print(scriptName)
    print("LUA Script made by: " .. author)
    term.setTextColor(colors.lime)
    print("Version: "..  version)
    term.setTextColor(colors.white)
    print("Last Modified on:"..modified)
    print("Please wait while I load myself into the system")
    print("")

    sleep(10)
    term.clear()
    term.setCursorPos(1,1)
    print("Scanning Files.... 5")
    print("")
    sleep(1)
    term.clearLine()
    term.setCursorPos(1, 1)
    print("Scanning Files.... 4")
    print("")
    sleep(1)
    term.clearLine()
    term.setCursorPos(1, 1)
    print("Scanning Files.... 3")
    print("")
    sleep(1)
    term.clearLine()
    term.setCursorPos(1, 1)
    print("Scanning Files.... 2")
    print("")
    sleep(1)
    term.clearLine()
    term.setCursorPos(1, 1)
    print("Scanning Files.... 1")
    print("")
    sleep(1)
    term.clear()
    term.setCursorPos(1, 1)
    listFiles(driveLocation)

    sleep(5)

    deleteLocalFile(driveLocation)

end
header()