// There'll Never Be — Switch
// 77 bpm, 4/4, key G major. Source: mcgill.
// Generated by strudelify. One cycle = one bar.
setcpm(77/4)

const chords = arrange(
  // intro (2 bars)
  [2, "<D11!2>"],
  // intro (8 bars)
  [8, "<G^7 Em7 D11!2 Bm7 Em11 D11!2>"],
  // intro (4 bars)
  [4, "<Em [Cm@2 Cm7 Cm6] G C#m7b5>"],
  // intro (6 bars)
  [6, "<C [Bm@2 Em@2] A9!2 D11!2>"],
  // verse (8 bars)
  [8, "<G^7 Em7 D11!2 Bm7 Em11 D11!2>"],
  // pre-chorus (4 bars)
  [4, "<Em [Cm@2 Cm7 Cm6] G C#m7b5>"],
  // chorus (6 bars)
  [6, "<C [Bm@2 Em@2] A9!2 D11!2>"],
  // interlude (4 bars)
  [4, "<G7!4>"],
  // verse (8 bars)
  [8, "<G^7 Em7 D11!2 Bm7 Em11 D11!2>"],
  // pre-chorus (4 bars)
  [4, "<Em [Cm@2 Cm7 Cm6] G C#m7b5>"],
  // chorus (6 bars)
  [6, "<C [Bm@2 Em@2] A9!2 D11!2>"],
  // outro (9 bars)
  [9, "<G7!9>"],
)
const bassline = arrange(
  [2, "<d2!2>"],
  [8, "<g2 e2 d2!2 b2 e2 d2!2>"],
  [4, "<e2 d#2 d2 c#2>"],
  [6, "<c2 [b2@2 e2@2] a2!2 d2!2>"],
  [8, "<g2 e2 d2!2 b2 e2 d2!2>"],
  [4, "<e2 d#2 d2 c#2>"],
  [6, "<c2 [b2@2 e2@2] a2!2 d2!2>"],
  [4, "<[g2 e2 f2@2]!4>"],
  [8, "<g2 e2 d2!2 b2 e2 d2!2>"],
  [4, "<e2 d#2 d2 c#2>"],
  [6, "<c2 [b2@2 e2@2] a2!2 d2!2>"],
  [9, "<[g2 e2 f2@2]!9>"],
)

// 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)