Lua Youtube Channel Intro

scr_x, scr_y = term.getSize()
midPoint = {
    scr_x / 2,
    scr_y / 2,
}

message = {
    "EldidiStroyrr",
}

spinSpeed = 1
spinPoint = 1
spinner = {
    "|",
    "/",
    "-",
    "\\",
}

normalColor = colors.white
normalTextColor = colors.black

function writeMessages(quick)
    if not quick then
        totalLength = math.floor(midPoint[1]-(#message[1]/2))
        for a = 1, totalLength do
            megaBackground(math.floor((a/totalLength)*(midPoint[2]-1)))
            for c = 1, spinSpeed do
                spinPoint = spinPoint + 1
                if spinPoint > #spinner then
                    spinPoint = 1
                end
                term.setCursorPos(a,math.floor(midPoint[2]-(#message/2))+1)
                term.setTextColor(normalTextColor)
                term.setBackgroundColor(normalColor)
                term.clearLine()
                write(spinner[spinPoint])
                sleep(0)
            end
        end
    end
    totalLength = 0
    progress = 0
    for a = 1, #message do
        totalLength = totalLength + #message[a]
    end
    for a = 1, #message do
        if not quick then
            for b = 1, #message[a] do
                progress = progress + 1
--              megaBackground(math.ceil((progress/totalLength)*(midPoint[2]-(#message/2)-1)))
                term.setBackgroundColor(normalColor)
                term.setTextColor(colors.orange)
                term.setCursorPos(midPoint[1]-(#message[a])/2,math.floor(midPoint[2]-(#message/2)+a))
                term.clearLine()
                write(string.sub(message[a], 1, b))
                term.setBackgroundColor(normalColor)
                term.setTextColor(normalTextColor)
                for c = 1, spinSpeed do
                    spinPoint = spinPoint + 1
                    if spinPoint > #spinner then
                        spinPoint = 1
                    end
                    if b < #message[a] then
                        term.setCursorPos((midPoint[1]-(string.len(message[a])/2))+b,math.floor(midPoint[2]-(#message/2)+a))
                        write(spinner[spinPoint])
                        sleep(0)
                    end
                end
            end
            sleep(0.03)
        else
            term.setCursorPos(midPoint[1]-(string.len(message[a])/2),math.floor(midPoint[2]-(#message/2)+a))
            term.setTextColor(colors.orange)
            term.setBackgroundColor(normalColor)
            term.clearLine()
            write(message[a])
        end
    end
end

function megaBackground(depth)
    for b = 1, math.ceil(depth) do
        term.setCursorPos(1,math.ceil(b))
        if b == math.ceil(depth) then
            term.setBackgroundColor(colors.black)
        else
            term.setBackgroundColor(colors.blue)
        end
        term.clearLine()
    end
    for b = 1, math.floor(depth) do
        term.setCursorPos(1,math.floor(scr_y-(b-1)))
        if b == math.floor(depth) then
            term.setBackgroundColor(colors.black)
        else
            term.setBackgroundColor(colors.blue)
        end
        term.clearLine()
    end
end

function flashScreen(flashes)
    for a = 1, flashes do
        term.setBackgroundColor(colors.white)
        term.clear()
        sleep(0.1)
        term.setBackgroundColor(colors.black)
        term.clear()
        sleep(0.1)
    end
    return true
end

function closeMegaBackground(depth)
    for a = 1, depth do
        megaBackground(a)
        sleep(0.1)
    end
end

function display()
    flashScreen(2)
    term.setBackgroundColor(colors.white)
    term.clear()
    writeMessages(false)
end

display()

sleep(5)