DFPWM url reader

local dfpwm = require("cc.audio.dfpwm")
local speaker = peripheral.find("speaker")

print("Please enter the full URL of the .dfpwm file:")
local input = read()

print("Do you want to be in repeat mode? Y/N")
local repeatMode = false

while true do
    local inputYN = read()
    if inputYN == "Y" or inputYN == "y" then
        repeatMode = true
        break
    elseif inputYN == "N" or inputYN == "n" then
        break
    else
        print("Please type Y or N")
    end
end

repeat
    local response = http.get(input)
    if not response then
        print("Failed to download audio from URL.")
        break
    end

    local decoder = dfpwm.make_decoder()

    while true do
        local chunk = response.read(16 * 1024)
        if not chunk then break end

        local buffer = decoder(chunk)
        while not speaker.playAudio(buffer) do
            os.pullEvent("speaker_audio_empty")
        end
    end

    response.close()

until not repeatMode