// Sunday Morning Sunshine — Harry Chapin
// 125 bpm, 4/4, key E major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(125/4)

const chords = arrange(
  // intro (2 bars)
  [2, "<E!2>"],
  // verse (16 bars)
  [16, "<E69 G#m7 F#m7 B7 [C#m@2 E@2] [A@2 G#m7@2] F#m7 B7 E69 G#m7 F#m7 B7 [C#m@2 E@2] [A@2 G#m7@2] F#m7 B7>"],
  // pre-chorus (9 bars)
  [9, "<A B G#m C#m F#m B A ~!2>"],
  // chorus (16 bars)
  [16, "<E!2 F#11!2 D A E!4 F#11!2 D A E!2>"],
  // verse (16 bars)
  [16, "<E69 G#m7 F#m7 B7 [C#m@2 E@2] [A@2 G#m7@2] F#m7 B7 E69 G#m7 F#m7 B7 [C#m@2 E@2] [A@2 G#m7@2] F#m7 B7>"],
  // pre-chorus (12 bars)
  [12, "<A B G#m C#m F#m B F#m B ~!4>"],
  // chorus (16 bars)
  [16, "<E!2 F#11!2 D A E!4 F#11!2 D A E!2>"],
  // chorus (16 bars)
  [16, "<E!2 F#11!2 D A E [E@2 B@2] E!2 F#11!2 D A E [E@2 B@2]>"],
  // chorus (4 bars)
  [4, "<E!2 F#11!2>"],
  // fadeout (12 bars)
  [12, "<D A E [E@2 B@2] E!2 F#11!2 D A E!2>"],
)
const bassline = arrange(
  [2, "<e2!2>"],
  [16, "<e2 g#2 f#2 b2 [c#2@2 b2@2] [a2@2 g#2@2] f#2 b2 e2 g#2 f#2 b2 [c#2@2 b2@2] [a2@2 g#2@2] f#2 b2>"],
  [9, "<a2 b2 g#2 c#2 f#2 b2 a2 ~!2>"],
  [16, "<e2!2 f#2!2 d2 a2 e2!4 f#2!2 d2 a2 e2!2>"],
  [16, "<e2 g#2 f#2 b2 [c#2@2 b2@2] [a2@2 g#2@2] f#2 b2 e2 g#2 f#2 b2 [c#2@2 b2@2] [a2@2 g#2@2] f#2 b2>"],
  [12, "<a2 b2 g#2 c#2 f#2 b2 f#2 b2 ~!4>"],
  [16, "<e2!2 f#2!2 d2 a2 e2!4 f#2!2 d2 a2 e2!2>"],
  [16, "<e2!2 f#2!2 d2 a2 e2 [e2@2 b2@2] e2!2 f#2!2 d2 a2 e2 [e2@2 b2@2]>"],
  [4, "<e2!2 f#2!2>"],
  [12, "<d2 a2 e2 [e2@2 b2@2] e2!2 f#2!2 d2 a2 e2!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)