// Daydream Believer — Anne Murray
// 127 bpm, 4/4, key Bb major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(127/4)

const chords = arrange(
  // intro (4 bars)
  [4, "<Bb F7sus Bb F7sus>"],
  // verse (16 bars)
  [16, "<Bb Cm7 Bb Eb Bb Gm7 C7 F Bb Cm7 Bb Eb [Bb@2 Gm7@2] [C7@2 F@2] [Bb@2 F Bb] [Cm Bb F Gm7]>"],
  // chorus (9 bars)
  [9, "<[Eb@2 F@2] Dm [Eb@2 F@2] [Gm@2 Eb@2] Bb Eb Bb C7 F7>"],
  // verse (16 bars)
  [16, "<Bb Cm7 Bb Eb Bb Gm7 C7 F Bb Cm7 Bb Eb [Bb@2 Gm7@2] [C7@2 F@2] [Bb@2 F Bb] [Cm Bb F Gm7]>"],
  // chorus (9 bars)
  [9, "<[Eb@2 F@2] Dm [Eb@2 F@2] [Gm@2 Eb@2] Bb Eb Bb C7 F7>"],
  // interlude (4 bars)
  [4, "<Bb F7sus Bb F7sus>"],
  // chorus (9 bars)
  [9, "<[Eb@2 F@2] Dm [Eb@2 F@2] [Gm@2 Eb@2] Bb Eb Bb C7 F7>"],
  // fadeout (9 bars)
  [9, "<[Eb@2 F@2] Dm [Eb@2 F@2] [Gm@2 Eb@2] Bb Eb Bb C7 F7>"],
)
const bassline = arrange(
  [4, "<bb2 f2 bb2 f2>"],
  [16, "<bb2 c2 d2 eb2 bb2 g2 c2 f2 bb2 c2 d2 eb2 [bb2@2 g2@2] [c2@2 f2@2] [bb2@2 a2 bb2] [c2 bb2 a2 g2]>"],
  [9, "<[eb2@2 f2@2] d2 [eb2@2 f2@2] [g2@2 eb2@2] bb2 eb2 bb2 c2 f2>"],
  [16, "<bb2 c2 d2 eb2 bb2 g2 c2 f2 bb2 c2 d2 eb2 [bb2@2 g2@2] [c2@2 f2@2] [bb2@2 a2 bb2] [c2 bb2 a2 g2]>"],
  [9, "<[eb2@2 f2@2] d2 [eb2@2 f2@2] [g2@2 eb2@2] bb2 eb2 bb2 c2 f2>"],
  [4, "<bb2 f2 bb2 f2>"],
  [9, "<[eb2@2 f2@2] d2 [eb2@2 f2@2] [g2@2 eb2@2] bb2 eb2 bb2 c2 f2>"],
  [9, "<[eb2@2 f2@2] d2 [eb2@2 f2@2] [g2@2 eb2@2] bb2 eb2 bb2 c2 f2>"],
)

// 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)