// Too Many Rivers — Brenda Lee
// 98 bpm, 4/4, key Bb major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(98/4)

const chords = arrange(
  // intro (4 bars)
  [4, "<Cm9 F13 [Bb@2 Eb@2] [Bb@2 F7@2]>"],
  // verse (16 bars)
  [16, "<Bb G7 C7!2 Cm F7 Bb F7 Bb G7 C7!2 Cm7 F7 [Bb@2 Eb@2] Bb>"],
  // chorus (16 bars)
  [16, "<Bb G7 C7!2 Cm7 F7 Bb F7 Bb G7 C7!2 Cm7 F7 [Bb@2 Eb@2] [Bb@2 F7@2]>"],
  // verse (16 bars)
  [16, "<Bb G7 C7 C9 Cm7 F7 Bb F13 Bb G7 C7 C9 Cm7 F7 [Bb@2 Eb@2] Bb>"],
  // chorus (16 bars)
  [16, "<Bb G7 C7!2 Cm7 F9 Bb F13 Bb G7 C7!2 Cm7 F7 [Bb@2 Eb@2] Bb>"],
)
const bassline = arrange(
  [4, "<c2 f2 [bb2@2 eb2@2] [d2@2 c2 f2]>"],
  [16, "<bb2 g2 c2!3 f2 bb2 f2 bb2 g2 c2!3 f2 [bb2@2 eb2@2] bb2>"],
  [16, "<bb2 g2 c2!3 f2 bb2 f2 bb2 g2 c2!3 f2 [bb2@2 eb2@2] [d2@2 c2 f2]>"],
  [16, "<bb2 g2 c2!3 f2 bb2 f2 bb2 g2 c2!3 f2 [bb2@2 eb2@2] bb2>"],
  [16, "<bb2 g2 c2!3 f2 bb2 f2 bb2 g2 c2!3 f2 [bb2@2 eb2@2] 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)