// Just A Friend — Biz Markie
// 85 bpm, 4/4, key C major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(85/4)

const chords = arrange(
  // verse (20 bars)
  [20, "<C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2]>"],
  // chorus (12 bars)
  [12, "<C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2]>"],
  // verse (20 bars)
  [20, "<C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2]>"],
  // chorus (12 bars)
  [12, "<C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2]>"],
  // verse (20 bars)
  [20, "<C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2] C F Dm [Dm@2 G7@2]>"],
  // fadeout (4 bars)
  [4, "<C F Dm [Dm@2 G7@2]>"],
)
const bassline = arrange(
  [20, "<c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2]>"],
  [12, "<c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2]>"],
  [20, "<c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2]>"],
  [12, "<c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2]>"],
  [20, "<c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2] c2 f2!2 [f2@2 g2@2]>"],
  [4, "<c2 f2!2 [f2@2 g2@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)