package tracker

import (
	"sort"

	"github.com/vsariola/sointu"
)

var UnitTypeNames []string

var defaultUnits = map[string]sointu.Unit{
	"envelope":   {Type: "envelope", Parameters: map[string]int{"stereo": 0, "attack": 64, "decay": 64, "sustain": 64, "release": 64, "gain": 64}},
	"oscillator": {Type: "oscillator", Parameters: map[string]int{"stereo": 0, "transpose": 64, "detune": 64, "phase": 0, "color": 64, "shape": 64, "gain": 64, "type": sointu.Sine}},
	"noise":      {Type: "noise", Parameters: map[string]int{"stereo": 0, "shape": 64, "gain": 64}},
	"mulp":       {Type: "mulp", Parameters: map[string]int{"stereo": 0}},
	"mul":        {Type: "mul", Parameters: map[string]int{"stereo": 0}},
	"add":        {Type: "add", Parameters: map[string]int{"stereo": 0}},
	"addp":       {Type: "addp", Parameters: map[string]int{"stereo": 0}},
	"push":       {Type: "push", Parameters: map[string]int{"stereo": 0}},
	"pop":        {Type: "pop", Parameters: map[string]int{"stereo": 0}},
	"xch":        {Type: "xch", Parameters: map[string]int{"stereo": 0}},
	"receive":    {Type: "receive", Parameters: map[string]int{"stereo": 0}},
	"loadnote":   {Type: "loadnote", Parameters: map[string]int{"stereo": 0}},
	"loadval":    {Type: "loadval", Parameters: map[string]int{"stereo": 0, "value": 64}},
	"pan":        {Type: "pan", Parameters: map[string]int{"stereo": 0, "panning": 64}},
	"gain":       {Type: "gain", Parameters: map[string]int{"stereo": 0, "gain": 64}},
	"invgain":    {Type: "invgain", Parameters: map[string]int{"stereo": 0, "invgain": 64}},
	"crush":      {Type: "crush", Parameters: map[string]int{"stereo": 0, "resolution": 64}},
	"clip":       {Type: "clip", Parameters: map[string]int{"stereo": 0}},
	"hold":       {Type: "hold", Parameters: map[string]int{"stereo": 0, "holdfreq": 64}},
	"distort":    {Type: "distort", Parameters: map[string]int{"stereo": 0, "drive": 64}},
	"filter":     {Type: "filter", Parameters: map[string]int{"stereo": 0, "frequency": 64, "resonance": 64, "lowpass": 1, "bandpass": 0, "highpass": 0, "negbandpass": 0, "neghighpass": 0}},
	"out":        {Type: "out", Parameters: map[string]int{"stereo": 1, "gain": 64}},
	"outaux":     {Type: "outaux", Parameters: map[string]int{"stereo": 1, "outgain": 64, "auxgain": 64}},
	"aux":        {Type: "aux", Parameters: map[string]int{"stereo": 1, "gain": 64, "channel": 2}},
	"delay": {Type: "delay",
		Parameters: map[string]int{"damp": 0, "dry": 128, "feedback": 96, "notetracking": 0, "pregain": 40, "stereo": 0},
		VarArgs:    []int{6615 * 2}},
	"in":         {Type: "in", Parameters: map[string]int{"stereo": 1, "channel": 2}},
	"speed":      {Type: "speed", Parameters: map[string]int{}},
	"compressor": {Type: "compressor", Parameters: map[string]int{"stereo": 0, "attack": 64, "release": 64, "invgain": 64, "threshold": 64, "ratio": 64}},
	"send":       {Type: "send", Parameters: map[string]int{"stereo": 0, "amount": 128, "voice": 0, "unit": 0, "port": 0, "sendpop": 1}},
	"sync":       {Type: "sync", Parameters: map[string]int{}},
}

var defaultInstrument = sointu.Instrument{
	Name:      "Instr",
	NumVoices: 1,
	Units: []sointu.Unit{
		defaultUnits["envelope"],
		defaultUnits["oscillator"],
		defaultUnits["mulp"],
		defaultUnits["delay"],
		defaultUnits["pan"],
		defaultUnits["outaux"],
	},
}

var defaultSong = sointu.Song{
	BPM:         100,
	RowsPerBeat: 4,
	Score: sointu.Score{
		RowsPerPattern: 16,
		Length:         4,
		Tracks: []sointu.Track{
			{NumVoices: 1, Order: []int{0, 0, 0, 1}, Patterns: [][]byte{{64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 78, 0, 0, 0, 0, 0}, {64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 75, 0, 75, 0, 80, 0}}},
		},
	},
	Patch: sointu.Patch{defaultInstrument,
		{Name: "Global", NumVoices: 1, Units: []sointu.Unit{
			defaultUnits["in"],
			{Type: "delay",
				Parameters: map[string]int{"damp": 0, "dry": 128, "feedback": 96, "notetracking": 0, "pregain": 40, "stereo": 1},
				VarArgs: []int{1116, 1188, 1276, 1356, 1422, 1492, 1556, 1618,
					1140, 1212, 1300, 1380, 1446, 1516, 1580, 1642,
				}},
			defaultUnits["out"],
		}}},
}

func init() {
	UnitTypeNames = make([]string, 0, len(sointu.UnitTypes))
	for k := range sointu.UnitTypes {
		UnitTypeNames = append(UnitTypeNames, k)
	}
	sort.Strings(UnitTypeNames)
}