package audio

import (
	"fmt"
	"path/filepath"
	"strings"
)

type TrackInfo struct {
	Format      string
	BitDepth    int
	SampleRate  int
	Channels    int
	DurationMs  int
	BitrateKbps int
	IsLossless  bool
}

func Analyze(filePath string) (*TrackInfo, error) {
	ext := strings.ToLower(filepath.Ext(filePath))

	switch ext {
	case ".flac":
		return analyzeFLAC(filePath)
	case ".mp3":
		return analyzeMP3(filePath)
	case ".aac", ".m4a", ".ogg", ".wav", ".ape", ".wv", ".alac":
		return &TrackInfo{
			Format:     strings.ToUpper(strings.TrimPrefix(ext, ".")),
			IsLossless: ext == ".wav" || ext == ".ape" || ext == ".wv" || ext == ".alac",
		}, nil
	default:
		return nil, fmt.Errorf("unsupported audio format: %s", ext)
	}
}