// The Way You Do The Things You Do — UB40
// 159 bpm, 4/4, key Ab major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(159/4)

const chords = arrange(
  // verse (16 bars)
  [16, "<Ab Db Ab!3 Db Ab!2 Db!2 Ab!3 Db Ab!2>"],
  // chorus (8 bars)
  [8, "<Eb Db Eb Db Ab Db Ab!2>"],
  // verse (16 bars)
  [16, "<Ab Db Ab!3 Db Ab!2 Db!2 Ab!3 Db Ab!2>"],
  // chorus (8 bars)
  [8, "<Eb Db Eb Db Ab Db Ab!2>"],
  // solo (9 bars)
  [9, "<Ab Db Ab!3 Db Ab!2 ~>"],
  // verse (8 bars)
  [8, "<Ab Db Ab!3 Db Ab!2>"],
  // chorus (8 bars)
  [8, "<Eb Db Eb Db Ab Db Ab!2>"],
  // verse (16 bars)
  [16, "<Ab Db Ab!3 Db Ab!2 Db!2 Ab!3 Db Ab!2>"],
  // chorus (20 bars)
  [20, "<Eb Db Eb Db Ab Db Ab!3 Db Ab!3 Db Ab!3 Db Ab!2>"],
  // fadeout (12 bars)
  [12, "<Ab Db Ab!3 Db Ab!3 Db Ab!2>"],
)
const bassline = arrange(
  [16, "<ab2!8 db2!2 ab2!6>"],
  [8, "<eb2 db2 eb2 db2 ab2!4>"],
  [16, "<ab2!8 db2!2 ab2!6>"],
  [8, "<eb2 db2 eb2 db2 ab2!4>"],
  [9, "<ab2 db2 ab2!3 db2 ab2!2 ~>"],
  [8, "<ab2!8>"],
  [8, "<eb2 db2 eb2 db2 ab2!4>"],
  [16, "<ab2!8 db2!2 ab2!6>"],
  [20, "<eb2 db2 eb2 db2 ab2!16>"],
  [12, "<ab2!12>"],
)

// chords · gm_piano
const keys = chord(chords).voicing().s("gm_piano").gain(0.8)
// bass · gm_electric_bass_finger
const bass = note(bassline).s("gm_electric_bass_finger").gain(0.9)
// drums
const drums = s("[bd hh] [sd hh] [bd hh] [sd hh]").gain(0.8)

stack(keys, bass, drums)