require 'spec_helper'

module BerkeleyLibrary
  module AV
    describe Track do

      describe :file_type do
        it 'extrapolates from path' do
          track = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          expect(track.file_type).to eq(AV::Types::FileType::MP3)

          track = Track.new(sort_order: 1, path: 'mrc/6927.mp4')
          expect(track.file_type).to eq(AV::Types::FileType::MP4)
        end
      end

      describe :inspect do
        it 'does something useful' do
          track = Track.new(sort_order: 0, title: 'Part 1', path: 'MRCAudio/frost-read1.mp3', duration: AV::Types::Duration.from_string('01:02:29'))
          result = track.inspect
          expect(result).to include(Track.name)
          expect(result).to include(track.to_s)
        end
      end

      describe :<=> do
        it 'treats object as equal to itself' do
          track = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          expect(track == track).to eq(true)
        end

        it 'treats object as equal to identical object' do
          t1 = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          t2 = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          expect(t1 == t2).to eq(true)
        end

        it 'sorts by sort order' do
          t1 = Track.new(sort_order: 3, title: 'Part 2', path: 'frost-read2.mp3')
          t2 = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          expect(t1 > t2).to eq(true)
          expect(t2 < t1).to eq(true)
        end

        it 'sorts by title' do
          t1 = Track.new(sort_order: 2, title: 'Part 3', path: 'frost-read2.mp3')
          t2 = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          expect(t1 > t2).to eq(true)
          expect(t2 < t1).to eq(true)
        end

        it 'sorts by path' do
          t1 = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp4')
          t2 = Track.new(sort_order: 2, title: 'Part 2', path: 'frost-read2.mp3')
          expect(t1 > t2).to eq(true)
          expect(t2 < t1).to eq(true)
        end

        it 'returns nil for nil' do
          track = Track.new(sort_order: 1, path: 'mrc/6927.mp4')
          expect(track <=> nil).to be_nil
        end

        it 'returns nil for things that are not Tracks' do
          track = Track.new(sort_order: 1, path: 'mrc/6927.mp4')
          expect(track <=> track.to_s).to be_nil
        end
      end

      describe :to_s do
        it 'includes all relevant info' do
          track_params = {
            sort_order: 19,
            title: 'reel 20, part 1',
            path: 'MRCAudio/C040791201_1.mp3',
            duration: AV::Types::Duration.from_string('00:40:12')
          }
          track_str = Track.new(**track_params).to_s
          track_params.each_value do |v|
            expect(track_str).to include(v.to_s)
          end
        end
      end

      describe :to_marc_subfields do
        it 'returns the MARC subfields' do
          track = Track.new(
            sort_order: 0,
            title: 'reel 1, part 1',
            path: 'MRCAudio/C040790863_1.mp3',
            duration: AV::Types::Duration.from_string('00:47:49')
          )
          marc_subfields = track.to_marc_subfields
          expect(marc_subfields.size).to eq(3)

          duration_subfield = marc_subfields[0]
          expect(duration_subfield.code).to eq(AV::Constants::SUBFIELD_CODE_DURATION)
          expect(duration_subfield.value).to eq(track.duration.to_s)

          title_subfield = marc_subfields[1]
          expect(title_subfield.code).to eq(AV::Constants::SUBFIELD_CODE_TITLE)
          expect(title_subfield.value).to eq(track.title)

          path_subfield = marc_subfields[2]
          expect(path_subfield.code).to eq(AV::Constants::SUBFIELD_CODE_PATH)
          expect(path_subfield.value).to eq(track.path)
        end
      end

      describe :tracks_from do
        it 'reads the tracks' do
          expected_tracks = [
            Track.new(sort_order: 0, title: 'reel 1, part 1', path: 'MRCAudio/C040790863_1.mp3', duration: AV::Types::Duration.from_string('00:47:49')),
            Track.new(sort_order: 1, title: 'reel 2, part 1', path: 'MRCAudio/C040790960_1.mp3', duration: AV::Types::Duration.from_string('00:23:29')),
            Track.new(sort_order: 2, title: 'reel 3, part 1', path: 'MRCAudio/C040791061_1.mp3', duration: AV::Types::Duration.from_string('00:22:56')),
            Track.new(sort_order: 3, title: 'reel 4, part 1', path: 'MRCAudio/C040791168_1.mp3', duration: AV::Types::Duration.from_string('00:21:46')),
            Track.new(sort_order: 4, title: 'reel 5, part 1', path: 'MRCAudio/C040790872_1.mp3', duration: AV::Types::Duration.from_string('00:24:19')),
            Track.new(sort_order: 5, title: 'reel 6, part 1', path: 'MRCAudio/C040790979_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 6, title: 'reel 7, part 1', path: 'MRCAudio/C040791070_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 7, title: 'reel 8, part 1', path: 'MRCAudio/C040791177_1.mp3', duration: AV::Types::Duration.from_string('00:23:23')),
            Track.new(sort_order: 8, title: 'reel 9, part 1', path: 'MRCAudio/C040790881_1.mp3', duration: AV::Types::Duration.from_string('00:20:01')),
            Track.new(sort_order: 9, title: 'reel 10', path: 'MRCAudio/C040790988.mp3', duration: AV::Types::Duration.from_string('00:22:38')),
            Track.new(sort_order: 10, title: 'reel 11', path: 'MRCAudio/C040791089.mp3', duration: AV::Types::Duration.from_string('00:23:44')),
            Track.new(sort_order: 11, title: 'reel 12', path: 'MRCAudio/C040791186.mp3', duration: AV::Types::Duration.from_string('00:22:27')),
            Track.new(sort_order: 12, title: 'reel 13, part 1', path: 'MRCAudio/C040790890_1.mp3',
                      duration: AV::Types::Duration.from_string('00:21:57')),
            Track.new(sort_order: 13, title: 'reel 14, part 1', path: 'MRCAudio/C040790997_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:28')),
            Track.new(sort_order: 14, title: 'reel 15, part 1', path: 'MRCAudio/C040791098_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:33')),
            Track.new(sort_order: 15, title: 'reel 16, part 1', path: 'MRCAudio/C040790906_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:01')),
            Track.new(sort_order: 16, title: 'reel 17, part 1', path: 'MRCAudio/C040791007_1.mp3',
                      duration: AV::Types::Duration.from_string('00:46:58')),
            Track.new(sort_order: 17, title: 'reel 18, part 1', path: 'MRCAudio/C040791104_1.mp3',
                      duration: AV::Types::Duration.from_string('00:42:49')),
            Track.new(sort_order: 18, title: 'reel 19, part 1', path: 'MRCAudio/C040791195_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:35')),
            Track.new(sort_order: 19, title: 'reel 20, part 1', path: 'MRCAudio/C040791201_1.mp3',
                      duration: AV::Types::Duration.from_string('00:40:12'))
          ]

          bib_number = 'b23161018'
          marc_record = alma_marc_record_for(bib_number)
          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks.size).to eq(expected_tracks.size)
          aggregate_failures 'tracks' do
            tracks.each_with_index do |track, i|
              expect(track).to eq(expected_tracks[i])
            end
          end
        end

        it 'reads tracks from multiple 998s' do
          expected_tracks = [
            Track.new(sort_order: 0, title: 'reel 1, part 1', path: 'MRCAudio/C040790863_1.mp3', duration: AV::Types::Duration.from_string('00:47:49')),
            Track.new(sort_order: 1, title: 'reel 2, part 1', path: 'MRCAudio/C040790960_1.mp3', duration: AV::Types::Duration.from_string('00:23:29')),
            Track.new(sort_order: 2, title: 'reel 3, part 1', path: 'MRCAudio/C040791061_1.mp3', duration: AV::Types::Duration.from_string('00:22:56')),
            Track.new(sort_order: 3, title: 'reel 4, part 1', path: 'MRCAudio/C040791168_1.mp3', duration: AV::Types::Duration.from_string('00:21:46')),
            Track.new(sort_order: 4, title: 'reel 5, part 1', path: 'MRCAudio/C040790872_1.mp3', duration: AV::Types::Duration.from_string('00:24:19')),
            Track.new(sort_order: 5, title: 'reel 6, part 1', path: 'MRCAudio/C040790979_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 6, title: 'reel 7, part 1', path: 'MRCAudio/C040791070_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 7, title: 'reel 8, part 1', path: 'MRCAudio/C040791177_1.mp3', duration: AV::Types::Duration.from_string('00:23:23')),
            Track.new(sort_order: 8, title: 'reel 9, part 1', path: 'MRCAudio/C040790881_1.mp3', duration: AV::Types::Duration.from_string('00:20:01')),
            Track.new(sort_order: 9, title: 'reel 10', path: 'MRCAudio/C040790988.mp3', duration: AV::Types::Duration.from_string('00:22:38')),
            Track.new(sort_order: 10, title: 'reel 11', path: 'MRCAudio/C040791089.mp3', duration: AV::Types::Duration.from_string('00:23:44')),
            Track.new(sort_order: 11, title: 'reel 12', path: 'MRCAudio/C040791186.mp3', duration: AV::Types::Duration.from_string('00:22:27')),
            Track.new(sort_order: 12, title: 'reel 13, part 1', path: 'MRCAudio/C040790890_1.mp3',
                      duration: AV::Types::Duration.from_string('00:21:57')),
            Track.new(sort_order: 13, title: 'reel 14, part 1', path: 'MRCAudio/C040790997_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:28')),
            Track.new(sort_order: 14, title: 'reel 15, part 1', path: 'MRCAudio/C040791098_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:33')),
            Track.new(sort_order: 15, title: 'reel 16, part 1', path: 'MRCAudio/C040790906_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:01')),
            Track.new(sort_order: 16, title: 'reel 17, part 1', path: 'MRCAudio/C040791007_1.mp3',
                      duration: AV::Types::Duration.from_string('00:46:58')),
            Track.new(sort_order: 17, title: 'reel 18, part 1', path: 'MRCAudio/C040791104_1.mp3',
                      duration: AV::Types::Duration.from_string('00:42:49')),
            Track.new(sort_order: 18, title: 'reel 19, part 1', path: 'MRCAudio/C040791195_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:35')),
            Track.new(sort_order: 19, title: 'reel 20, part 1', path: 'MRCAudio/C040791201_1.mp3',
                      duration: AV::Types::Duration.from_string('00:40:12'))
          ]

          marc_record = AV::Marc.from_xml(File.read('spec/data/record-multiple-998s.xml'))
          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks.size).to eq(expected_tracks.size)
          aggregate_failures 'tracks' do
            tracks.each_with_index do |track, i|
              expect(track).to eq(expected_tracks[i])
            end
          end
        end

        it 'accepts disordered fields in multiple 998s' do
          expected_tracks = [
            Track.new(sort_order: 0, title: 'reel 1, part 1', path: 'MRCAudio/C040790863_1.mp3', duration: AV::Types::Duration.from_string('00:47:49')),
            Track.new(sort_order: 1, title: 'reel 2, part 1', path: 'MRCAudio/C040790960_1.mp3', duration: AV::Types::Duration.from_string('00:23:29')),
            Track.new(sort_order: 2, title: 'reel 3, part 1', path: 'MRCAudio/C040791061_1.mp3', duration: AV::Types::Duration.from_string('00:22:56')),
            Track.new(sort_order: 3, title: 'reel 4, part 1', path: 'MRCAudio/C040791168_1.mp3', duration: AV::Types::Duration.from_string('00:21:46')),
            Track.new(sort_order: 4, title: 'reel 5, part 1', path: 'MRCAudio/C040790872_1.mp3', duration: AV::Types::Duration.from_string('00:24:19')),
            Track.new(sort_order: 5, title: 'reel 6, part 1', path: 'MRCAudio/C040790979_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 6, title: 'reel 7, part 1', path: 'MRCAudio/C040791070_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 7, title: 'reel 8, part 1', path: 'MRCAudio/C040791177_1.mp3', duration: AV::Types::Duration.from_string('00:23:23')),
            Track.new(sort_order: 8, title: 'reel 9, part 1', path: 'MRCAudio/C040790881_1.mp3', duration: AV::Types::Duration.from_string('00:20:01')),
            Track.new(sort_order: 9, title: 'reel 10', path: 'MRCAudio/C040790988.mp3', duration: AV::Types::Duration.from_string('00:22:38')),
            Track.new(sort_order: 10, title: 'reel 11', path: 'MRCAudio/C040791089.mp3', duration: AV::Types::Duration.from_string('00:23:44')),
            Track.new(sort_order: 11, title: 'reel 12', path: 'MRCAudio/C040791186.mp3', duration: AV::Types::Duration.from_string('00:22:27')),
            Track.new(sort_order: 12, title: 'reel 13, part 1', path: 'MRCAudio/C040790890_1.mp3',
                      duration: AV::Types::Duration.from_string('00:21:57')),
            Track.new(sort_order: 13, title: 'reel 14, part 1', path: 'MRCAudio/C040790997_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:28')),
            Track.new(sort_order: 14, title: 'reel 15, part 1', path: 'MRCAudio/C040791098_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:33')),
            Track.new(sort_order: 15, title: 'reel 16, part 1', path: 'MRCAudio/C040790906_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:01')),
            Track.new(sort_order: 16, title: 'reel 17, part 1', path: 'MRCAudio/C040791007_1.mp3',
                      duration: AV::Types::Duration.from_string('00:46:58')),
            Track.new(sort_order: 17, title: 'reel 18, part 1', path: 'MRCAudio/C040791104_1.mp3',
                      duration: AV::Types::Duration.from_string('00:42:49')),
            Track.new(sort_order: 18, title: 'reel 19, part 1', path: 'MRCAudio/C040791195_1.mp3',
                      duration: AV::Types::Duration.from_string('00:44:35')),
            Track.new(sort_order: 19, title: 'reel 20, part 1', path: 'MRCAudio/C040791201_1.mp3',
                      duration: AV::Types::Duration.from_string('00:40:12'))
          ]

          marc_record = AV::Marc.from_xml(File.read('spec/data/record-multiple-998s-disordered.xml'))
          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks.size).to eq(expected_tracks.size)
          aggregate_failures 'tracks' do
            tracks.each_with_index do |track, i|
              expect(track).to eq(expected_tracks[i])
            end
          end
        end

        it 'accepts ragged subfields in multiple 998s' do
          expected_tracks = [
            Track.new(sort_order: 0, path: 'MRCAudio/C040790863_1.mp3', duration: AV::Types::Duration.from_string('00:47:49')),
            Track.new(sort_order: 1, path: 'MRCAudio/C040790960_1.mp3', duration: AV::Types::Duration.from_string('00:23:29')),
            Track.new(sort_order: 2, path: 'MRCAudio/C040791061_1.mp3', duration: AV::Types::Duration.from_string('00:22:56')),
            Track.new(sort_order: 3, path: 'MRCAudio/C040791168_1.mp3', duration: AV::Types::Duration.from_string('00:21:46')),
            Track.new(sort_order: 4, path: 'MRCAudio/C040790872_1.mp3', duration: AV::Types::Duration.from_string('00:24:19')),
            Track.new(sort_order: 5, path: 'MRCAudio/C040790979_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 6, path: 'MRCAudio/C040791070_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 7, path: 'MRCAudio/C040791177_1.mp3', duration: AV::Types::Duration.from_string('00:23:23')),
            Track.new(sort_order: 8, path: 'MRCAudio/C040790881_1.mp3', duration: AV::Types::Duration.from_string('00:20:01')),
            Track.new(sort_order: 9, path: 'MRCAudio/C040790988.mp3', duration: AV::Types::Duration.from_string('00:22:38')),
            Track.new(sort_order: 10, title: 'reel 11', path: 'MRCAudio/C040791089.mp3'),
            Track.new(sort_order: 11, title: 'reel 12', path: 'MRCAudio/C040791186.mp3'),
            Track.new(sort_order: 12, title: 'reel 13, part 1', path: 'MRCAudio/C040790890_1.mp3'),
            Track.new(sort_order: 13, title: 'reel 14, part 1', path: 'MRCAudio/C040790997_1.mp3'),
            Track.new(sort_order: 14, title: 'reel 15, part 1', path: 'MRCAudio/C040791098_1.mp3'),
            Track.new(sort_order: 15, title: 'reel 16, part 1', path: 'MRCAudio/C040790906_1.mp3'),
            Track.new(sort_order: 16, title: 'reel 17, part 1', path: 'MRCAudio/C040791007_1.mp3'),
            Track.new(sort_order: 17, title: 'reel 18, part 1', path: 'MRCAudio/C040791104_1.mp3'),
            Track.new(sort_order: 18, title: 'reel 19, part 1', path: 'MRCAudio/C040791195_1.mp3'),
            Track.new(sort_order: 19, title: 'reel 20, part 1', path: 'MRCAudio/C040791201_1.mp3')
          ]

          marc_record = AV::Marc.from_xml(File.read('spec/data/record-ragged-998s-multiple-fields.xml'))
          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks.size).to eq(expected_tracks.size)
          aggregate_failures 'tracks' do
            tracks.each_with_index do |track, i|
              expect(track).to eq(expected_tracks[i])
            end
          end
        end

        it 'accepts ragged subfields in a single 998 if ordered correctly' do
          expected_tracks = [
            Track.new(sort_order: 0, path: 'MRCAudio/C040790863_1.mp3', duration: AV::Types::Duration.from_string('00:47:49')),
            Track.new(sort_order: 1, path: 'MRCAudio/C040790960_1.mp3', duration: AV::Types::Duration.from_string('00:23:29')),
            Track.new(sort_order: 2, path: 'MRCAudio/C040791061_1.mp3', duration: AV::Types::Duration.from_string('00:22:56')),
            Track.new(sort_order: 3, path: 'MRCAudio/C040791168_1.mp3', duration: AV::Types::Duration.from_string('00:21:46')),
            Track.new(sort_order: 4, path: 'MRCAudio/C040790872_1.mp3', duration: AV::Types::Duration.from_string('00:24:19')),
            Track.new(sort_order: 5, path: 'MRCAudio/C040790979_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 6, path: 'MRCAudio/C040791070_1.mp3', duration: AV::Types::Duration.from_string('00:24:18')),
            Track.new(sort_order: 7, path: 'MRCAudio/C040791177_1.mp3', duration: AV::Types::Duration.from_string('00:23:23')),
            Track.new(sort_order: 8, path: 'MRCAudio/C040790881_1.mp3', duration: AV::Types::Duration.from_string('00:20:01')),
            Track.new(sort_order: 9, path: 'MRCAudio/C040790988.mp3', duration: AV::Types::Duration.from_string('00:22:38')),
            Track.new(sort_order: 10, title: 'reel 11', path: 'MRCAudio/C040791089.mp3'),
            Track.new(sort_order: 11, title: 'reel 12', path: 'MRCAudio/C040791186.mp3'),
            Track.new(sort_order: 12, title: 'reel 13, part 1', path: 'MRCAudio/C040790890_1.mp3'),
            Track.new(sort_order: 13, title: 'reel 14, part 1', path: 'MRCAudio/C040790997_1.mp3'),
            Track.new(sort_order: 14, title: 'reel 15, part 1', path: 'MRCAudio/C040791098_1.mp3'),
            Track.new(sort_order: 15, title: 'reel 16, part 1', path: 'MRCAudio/C040790906_1.mp3'),
            Track.new(sort_order: 16, title: 'reel 17, part 1', path: 'MRCAudio/C040791007_1.mp3'),
            Track.new(sort_order: 17, title: 'reel 18, part 1', path: 'MRCAudio/C040791104_1.mp3'),
            Track.new(sort_order: 18, title: 'reel 19, part 1', path: 'MRCAudio/C040791195_1.mp3'),
            Track.new(sort_order: 19, title: 'reel 20, part 1', path: 'MRCAudio/C040791201_1.mp3')
          ]

          marc_record = AV::Marc.from_xml(File.read('spec/data/record-ragged-998-subfields.xml'))
          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks.size).to eq(expected_tracks.size)
          aggregate_failures 'tracks' do
            tracks.each_with_index do |track, i|
              expect(track).to eq(expected_tracks[i])
            end
          end
        end

        it 'handles records with no tracks' do
          bib_number = 'b23161018'
          marc_record = alma_marc_record_for(bib_number)
          marc_record.fields.reject! { |df| df.tag == AV::Constants::TAG_TRACK_FIELD }

          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks).to eq([])
        end

        it 'handles tracks with spaces' do
          expected_tracks = [
            Track.new(sort_order: 0, title: 'Part 1', path: 'MRCAudio/frost-read1.mp3', duration: AV::Types::Duration.from_string('01:02:29')),
            Track.new(sort_order: 1, title: 'Part 2', path: 'MRCAudio/frost-read2.mp3', duration: AV::Types::Duration.from_string('00:28:58'))
          ]

          bib_number = 'b11082434'
          marc_record = alma_marc_record_for(bib_number)

          tracks = Track.tracks_from(marc_record, collection: 'MRCAudio')
          expect(tracks.size).to eq(expected_tracks.size)
          aggregate_failures 'tracks' do
            tracks.each_with_index do |track, i|
              expect(track).to eq(expected_tracks[i])
            end
          end
        end
      end
    end
  end
end