music

diskDrive = peripheral.find("drive")

if not os.loadAPI("time") then
    shell.run("pastebin get 6nArsPfK time")
    os.loadAPI("time")
end

term.setBackgroundColor(colors.lightGray)
term.clear()
x, y = term.getSize()
paintutils.drawLine(1, 1, x, 1, colors.gray)
term.setCursorPos(1, 1)
term.write("music by arc13")

if not diskDrive then
    term.setBackgroundColor(colors.black)
    term.clear()
    term.setCursorPos(1, 1)
    error("No disk drive found")
end

paintutils.drawPixel(x, 1, colors.red)
term.setCursorPos(x, 1)
term.write("X")

term.setBackgroundColor(colors.lightGray)

function toast(text, default)
    if text then
        paintutils.drawLine(1, y, x, y, colors.blue)
        term.setCursorPos(1, y)
        term.clearLine()
        if default then
            term.write(text)
        else
            term.write("["..time.getWorldHours()..":"..time.getWorldMinutes().."] "..text)
        end
        term.setBackgroundColor(colors.lightGray)
    end
end

function buttonHandler()
    while true do
        event, button, cX, cY = os.pullEvent("mouse_click")
        if cX <= 7 and cY >= y - 5 and cY <= y - 2 and diskDrive.hasAudio() then
            diskDrive.playAudio()
        elseif cX >= x - 6 and cY >= y - 5 and cY <= y - 2 and diskDrive.hasAudio() then
            diskDrive.stopAudio()
        elseif cX == x and cY == 1 then
            term.setBackgroundColor(colors.black)
            term.clear()
            term.setCursorPos(1, 1)
            return true
        end
    end
end

function toggleButtons(state)
    if state then
        paintutils.drawFilledBox(1, y - 6, 7, y - 2, colors.green)
        term.setCursorPos(3, y - 4)
        term.write("|>")
        paintutils.drawFilledBox(x - 6, y - 6, x, y - 2, colors.red)
        term.setCursorPos(x - 3, y - 4)
        term.write("||")
    else
        paintutils.drawFilledBox(1, y - 6, 7, y - 2, colors.gray)
        term.setCursorPos(3, y - 4)
        term.write("|>")
        paintutils.drawFilledBox(x - 6, y - 6, x, y - 2, colors.gray)
        term.setCursorPos(x - 3, y - 4)
        term.write("||")
    end
    term.setBackgroundColor(colors.lightGray)
end

function diskHandler()
    while true do
        event = os.pullEvent()
        if event == "disk" then
            toast("Disk inserted !")
            if diskDrive.hasAudio() then
                toggleButtons(true)
                term.setCursorPos(1, 3)
                term.clearLine()
                term.write(diskDrive.getAudioTitle())
            else
                toggleButtons(false)
                term.setCursorPos(1, 3)
                term.clearLine()
                term.write("Not an audio disk !")
            end
        elseif event == "disk_eject" then
            toast("Disk ejected !")
            toggleButtons(false)
            term.setCursorPos(1, 3)
            term.clearLine()
            term.write("No disk inserted !")
        end
    end
end

if diskDrive.isDiskPresent() then
    if diskDrive.hasAudio() then
        toggleButtons(true)
        term.setCursorPos(1, 3)
        term.clearLine()
        term.write(diskDrive.getAudioTitle())
    else
        toggleButtons(false)
        term.setCursorPos(1, 3)
        term.clearLine()
        term.write("Not an audio disk !")
    end
else
    toggleButtons(false)
    term.setCursorPos(1, 3)
    term.clearLine()
    term.write("No disk inserted !")
end

toast("No notifications !", true)

parallel.waitForAny(diskHandler, buttonHandler)