// Be My Guest — Fats Domino
// 146 bpm, 4/4, key Bb major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(146/4)

const chords = arrange(
  // verse (8 bars)
  [8, "<Bb Eb Bb F7 Bb Eb [Bb@2 F7@2] Bb>"],
  // verse (8 bars)
  [8, "<Bb Eb Bb F7 Bb Eb Bb [F7@2 Bb@2]>"],
  // chorus (8 bars)
  [8, "<Eb Bb F7 Bb Eb Bb F7 Bb>"],
  // verse (8 bars)
  [8, "<Bb Eb Bb F7 Bb Eb [Bb@2 F7@2] Bb>"],
  // instrumental (16 bars)
  [16, "<Bb Eb F7 Bb!2 Eb F7 Bb!2 Eb F7 Bb!2 Eb F7 Bb>"],
  // chorus (8 bars)
  [8, "<Eb Bb F7 Bb Eb Bb F7 Bb>"],
  // verse (8 bars)
  [8, "<Bb Eb Bb F7 Bb Eb [Bb@2 F7@2] Bb>"],
  // instrumental (12 bars)
  [12, "<Bb Eb F7 Bb!2 Eb F7 Bb!2 Eb F7 Bb>"],
  // fadeout (8 bars)
  [8, "<Bb Eb F7 Bb!2 Eb F7 Bb>"],
)
const bassline = arrange(
  [8, "<bb2 eb2 bb2 f2 bb2 eb2 [bb2@2 f2@2] bb2>"],
  [8, "<bb2 eb2 bb2 f2 bb2 eb2 bb2 [f2@2 bb2@2]>"],
  [8, "<eb2 bb2 f2 bb2 eb2 bb2 f2 bb2>"],
  [8, "<bb2 eb2 bb2 f2 bb2 eb2 [bb2@2 f2@2] bb2>"],
  [16, "<bb2 eb2 f2 bb2!2 eb2 f2 bb2!2 eb2 f2 bb2!2 eb2 f2 bb2>"],
  [8, "<eb2 bb2 f2 bb2 eb2 bb2 f2 bb2>"],
  [8, "<bb2 eb2 bb2 f2 bb2 eb2 [bb2@2 f2@2] bb2>"],
  [12, "<bb2 eb2 f2 bb2!2 eb2 f2 bb2!2 eb2 f2 bb2>"],
  [8, "<bb2 eb2 f2 bb2!2 eb2 f2 bb2>"],
)

// 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)