// Kokomo (From The "Cocktail" Soundtrack) — The Beach Boys
// 118 bpm, 4/4, key C major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(118/4)

const chords = arrange(
  // intro (9 bars)
  [9, "<~!9>"],
  // verse (16 bars)
  [16, "<C C^7 Gm7 F Fm C D7 G7 C C^7 Gm7 F Fm C D7 G7>"],
  // chorus (12 bars)
  [12, "<C!2 F!2 C!2 F Fm C Am Dm G>"],
  // interlude (2 bars)
  [2, "<C ~>"],
  // verse (16 bars)
  [16, "<C C^7 Gm7 F Fm C D7 G7 C C^7 Gm7 F Fm C D7 G7>"],
  // chorus (12 bars)
  [12, "<C!2 F!2 C!2 F Fm C Am Dm G>"],
  // interlude (2 bars)
  [2, "<C ~>"],
  // solo (8 bars)
  [8, "<C C^7 Gm7 F Fm C D7 G7>"],
  // verse (8 bars)
  [8, "<C C^7 Gm7 F Fm C D7 G7>"],
  // chorus (12 bars)
  [12, "<C!2 F!2 C!2 F Fm C Am Dm G>"],
  // fadeout (8 bars)
  [8, "<C!2 F!2 C!2 F Fm>"],
)
const bassline = arrange(
  [9, "<~!9>"],
  [16, "<c2!2 g2 f2!2 c2 d2 g2 c2!2 g2 f2!2 c2 d2 g2>"],
  [12, "<c2!2 f2!2 c2!2 f2!2 c2 a2 d2 g2>"],
  [2, "<c2 ~>"],
  [16, "<c2!2 g2 f2!2 c2 d2 g2 c2!2 g2 f2!2 c2 d2 g2>"],
  [12, "<c2!2 f2!2 c2!2 f2!2 c2 a2 d2 g2>"],
  [2, "<c2 ~>"],
  [8, "<c2!2 g2 f2!2 c2 d2 g2>"],
  [8, "<c2!2 g2 f2!2 c2 d2 g2>"],
  [12, "<c2!2 f2!2 c2!2 f2!2 c2 a2 d2 g2>"],
  [8, "<c2!2 f2!2 c2!2 f2!2>"],
)

// 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)