class Abcmidi < Formula
  desc "Converts abc music notation files to MIDI files"
  homepage "https://www.ifdo.ca/~seymour/runabc/top.html"
  url "https://ifdo.ca/~seymour/runabc/abcMIDI-2019.11.11.zip"
  sha256 "569058c33a7f8b50eded7ed3de38527e3b151fa0fc44cb7981d584044d8681d8"

  bottle do
    cellar :any_skip_relocation
    sha256 "05fdfa7b164403194454f8acc1ea7cb6dc2641471d1a2b2f3e46eee3bd93fb96" => :catalina
    sha256 "b4bfd68f32338c189cbd0d803579d58bcb6ca13fef320c94322c6f2c05213a77" => :mojave
    sha256 "d804aed2ba5e35b8a208ab6a82c700464394f728e8b0251badca45ffa2a6166b" => :high_sierra
  end

  def install
    # configure creates a "Makefile" file. A "makefile" file already exist in
    # the tarball. On case-sensitive file-systems, the "makefile" file won't
    # be overridden and will be chosen over the "Makefile" file.
    rm "makefile"

    system "./configure", "--disable-debug",
                          "--prefix=#{prefix}",
                          "--mandir=#{man}"
    system "make", "install"
  end

  test do
    (testpath/"balk.abc").write <<~EOS
      X: 1
      T: Abdala
      F: https://www.youtube.com/watch?v=YMf8yXaQDiQ
      L: 1/8
      M: 2/4
      K:Cm
      Q:1/4=180
      %%MIDI bassprog 32 % 32 Acoustic Bass
      %%MIDI program 23 % 23 Tango Accordian
      %%MIDI bassvol 69
      %%MIDI gchord fzfz
      |:"G"FDEC|D2C=B,|C2=B,2 |C2D2   |\
        FDEC   |D2C=B,|C2=B,2 |A,2G,2 :|
      |:=B,CDE |D2C=B,|C2=B,2 |C2D2   |\
        =B,CDE |D2C=B,|C2=B,2 |A,2G,2 :|
      |:C2=B,2 |A,2G,2| C2=B,2|A,2G,2 :|
    EOS

    system "#{bin}/abc2midi", (testpath/"balk.abc")
  end
end