0.1.0 - Initial commit

schema/song_schema.go

@@ -0,0 +1,42 @@
+package schema
+
+// A simple song with tracks that loop
+type Song struct {
+	Name   string  `yaml:"name"`
+	BPM    int     `yaml:"bpm"`
+	Length int     `yaml:"length"` // Total length in bars
+	Volume float64 `yaml:"volume"`
+	Tracks []Track `yaml:"tracks"`
+}
+
+// A simple instrument track that can loop or play once
+type Track struct {
+	Name       string   `yaml:"name"`
+	Instrument string   `yaml:"instrument"` // sine, square, saw, triangle
+	Volume     float64  `yaml:"volume"`
+	Pan        float64  `yaml:"pan"`               // -1.0 to 1.0
+	Pattern    []string `yaml:"pattern"`           // Pattern like ["C4", ".", "E4", "."]
+	Loop       bool     `yaml:"loop,omitempty"`    // If true, pattern loops. If false, plays once then silence
+	Effects    []Effect `yaml:"effects,omitempty"` // Effects applied to this track
+}
+
+// Defines an audio effect
+type Effect struct {
+	Type   string                 `yaml:"type"`   // reverb, delay, filter, etc.
+	Params map[string]interface{} `yaml:"params"` // Effect-specific parameters
+}
+
+// Returns the song length in beats (bars * 4)
+func (s *Song) CalculateTotalLength() float64 {
+	return float64(s.Length * 4) // 4 beats per bar
+}
+
+// Returns a song with default values
+func DefaultSong() Song {
+	return Song{
+		Name:   "New Song",
+		BPM:    120,
+		Length: 8, // 8 bars default
+		Volume: 0.7,
+	}
+}