125 lines
2.4 KiB
Go
125 lines
2.4 KiB
Go
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package archive
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import (
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"fmt"
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"strings"
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"io/ioutil"
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"path/filepath"
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"hash/fnv"
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"../config"
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)
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var pln = fmt.Println
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var Archive_map map[uint32]config.Track_t
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var Archive_map_keys []uint32
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var built = false
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func Build() error {
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if built {
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return nil
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}
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Archive_map = make(map[uint32]config.Track_t)
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album_dirs, err := ioutil.ReadDir(config.Xcfg.Archive.PATH)
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if err != nil {
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return err
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}
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for _, dir := range album_dirs {
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album := new(config.Album_t)
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album.TRACKS = make(map[uint32]config.Track_t)
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album.PATH = filepath.Join(config.Xcfg.Archive.PATH, dir.Name())
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album.ID = hash(album.PATH)
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album.MAKER, album.NAME = parse_album_name(dir.Name())
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track_files, _ := filepath.Glob(album.PATH + "/*.mp3")
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for _, file := range track_files {
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track := new(config.Track_t)
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track.NAME = parse_track_name(filepath.Base(file), album.MAKER, album.NAME)
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track.MAKER = album.MAKER
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track.ALBUM = album.NAME
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track.PATH = file
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track.ID = hash(track.PATH)
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track.AID = album.ID
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album.TRACKS[track.ID] = *track
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Archive_map[track.ID] = *track
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Archive_map_keys = append(Archive_map_keys, track.ID)
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}
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cover, _ := filepath.Glob(album.PATH + "/*.jpg")
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if len(cover) > 0 {
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album.COVER = filepath.Join(album.PATH, cover[0])
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}
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// print_album(album)
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config.Xcfg.Archive.ALBUMS[album.ID] = *album
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}
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built = true
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return nil
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}
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func parse_album_name(name string) (string, string) {
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chunks := strings.Split(name, " - ")
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if len(chunks) >= 2 {
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return chunks[0], chunks[1]
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}
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return chunks[0], "n/a"
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}
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func print_album(a *config.Album_t) {
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pln(a.MAKER)
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pln(a.NAME)
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pln(a.PATH)
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pln(a.COVER)
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pln(a.ID)
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pln(len(a.TRACKS))
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pln("-----")
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for _, t := range a.TRACKS {
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print_track(t)
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}
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}
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// ex.: Electronic Works 1958-1995-002-Else Marie Pade-Faust Suite Faust & Mefisto.mp3
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func parse_track_name(name string, maker string, album string) string {
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chunks := []string{}
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if strings.HasPrefix(name, album) { // bleep
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chunks = strings.Split(name, "-" + maker + "-")
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} else if strings.HasPrefix(name, maker) { // bandcamp
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chunks = strings.Split(name, " - " + album + " - ")
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}
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if len(chunks) >= 2 {
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return strings.Split(chunks[1], ".")[0]
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}
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return "n/a"
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}
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func print_track(t config.Track_t) {
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pln(" " + t.NAME)
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pln(" " + t.PATH)
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pln(t.ID)
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pln(t.AID)
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pln("////////")
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}
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func hash(s string) uint32 {
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h := fnv.New32a()
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h.Write([]byte(s))
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return h.Sum32()
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}
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