--SV Music Maker

debug = true

noten = {"fis", "g", "gis", "a", "ais", "h", "c1", "cis1", "d1", "dis1", "e1", "f1", "fis1", "g1", "gis1", "a1", "ais1", "h1", "c2", "cis2", "d2", "dis2", "e2", "f2", "fis2"}
back = "c1"
right = "d1"
bottom = "e1"
left = "f1"

function klicks(note)
  for i=1, #noten do
    if note == noten[i] then
      anzahlKlicks = i-1
      print("For "..note.." click "..anzahlKlicks.." times.")
    end
  end
end

function play(note)
  if debug then
    print("function play")
  end
  if note == back then
    redstone.setOutput("back", true)
  elseif note == right then
    redstone.setOutput("right", true)
  elseif note == bottom then
    redstone.setOutput("bottom", true)
  elseif note == left then
    redstone.setOutput("left", true)
  end
  sleep(0.01)
  redstone.setOutput("back", false)
  redstone.setOutput("right", false)
  redstone.setOutput("bottom", false)
  redstone.setOutput("left", false)
end

function music()
  rednet.open("top")
  while true do
    local id, toPlay = rednet.receive()
    play(toPlay)
  end
end

function menu()
    while true do
        print("Type help for a list of commands.")
        input = read()

        if input == "help" then
          print("Type set to change notes,")
          print("Type clicks to see the clicks.")
        end

        if input == "set" then
          print("Set notes: back, right, bottom, left")
          write("back: ")
          back = read()
          write("right: ")
          right = read()
          write("bottom: ")
          bottom = read()
          write("left: ")
          left = read()
          if debug then
            print("open /SVMM/bindings in mode w")
          end
          --[[file = fs.open("/SVMM/bindings", "w")
          print("back")
          file.writeLine("back")
          print("right")
          file.writeLine(right)
          file.writeLine(bottom)
          file.writeLine(left)
          fs.close()]]--
        end

        if input == "clicks" then
          klicks(back)
          klicks(right)
          klicks(bottom)
          klicks(left)
        end
    end
end

print("Running Parallel.")

parallel.waitForAll(menu, music)


klicks(back)
klicks(right)
klicks(bottom)
klicks(left)