flac cue maker (with foobar)

main.go

package main

import (
	"fmt"
	"regexp"
	"strings"
)

const cueInfo = `FILE "01 遺サレタ場所：丁.wav" WAVE
  TRACK 01 AUDIO
    INDEX 01 00:00:00
FILE "02 砂塵ノ記憶：丁.wav" WAVE
  TRACK 02 AUDIO
    INDEX 01 00:00:00
FILE "03 生マレ出ヅル意思：丁.wav" WAVE
  TRACK 03 AUDIO
    INDEX 01 00:00:00
FILE "04 遊園施設：丁.wav" WAVE
  TRACK 04 AUDIO
    INDEX 01 00:00:00
FILE "05 美シキ歌：丁.wav" WAVE
  TRACK 05 AUDIO
    INDEX 01 00:00:00
FILE "06 異形ノ末路：丁.wav" WAVE
  TRACK 06 AUDIO
    INDEX 01 00:00:00
FILE "07 森ノ王国：丁.wav" WAVE
  TRACK 07 AUDIO
    INDEX 01 00:00:00
FILE "08 全テヲ破壊スル黒キ巨人ノ怪獣：丁.wav" WAVE
  TRACK 08 AUDIO
    INDEX 01 00:00:00
FILE "09 愚カシイ兵器：丁.wav" WAVE
  TRACK 09 AUDIO
    INDEX 01 00:00:00
FILE "10 取リ憑イタ業病：丁.wav" WAVE
  TRACK 10 AUDIO
    INDEX 01 00:00:00
FILE "11 依存スル弱者：丁.wav" WAVE
  TRACK 11 AUDIO
    INDEX 01 00:00:00
FILE "12 戦争ト戦争：丁.wav" WAVE
  TRACK 12 AUDIO
    INDEX 01 00:00:00
FILE "13 イニシエノウタ,贖罪：丁.wav" WAVE
  TRACK 13 AUDIO
    INDEX 01 00:00:00
FILE "14 「塔」：丁.wav" WAVE
  TRACK 14 AUDIO
    INDEX 01 00:00:00
FILE "15 終ワリノ音：丁.wav" WAVE
  TRACK 15 AUDIO
    INDEX 01 00:00:00
FILE "16 Weight of the Wolrd：丁.wav" WAVE
  TRACK 16 AUDIO
    INDEX 01 00:00:00`

const cueTime = `TRACK 01 AUDIO
    INDEX 01 00:00:00
  TRACK 02 AUDIO
    INDEX 01 02:12:61
  TRACK 03 AUDIO
    INDEX 01 04:44:56
  TRACK 04 AUDIO
    INDEX 01 07:46:64
  TRACK 05 AUDIO
    INDEX 01 10:10:44
  TRACK 06 AUDIO
    INDEX 01 12:43:48
  TRACK 07 AUDIO
    INDEX 01 15:36:22
  TRACK 08 AUDIO
    INDEX 01 18:02:22
  TRACK 09 AUDIO
    INDEX 01 20:18:15
  TRACK 10 AUDIO
    INDEX 01 23:21:58
  TRACK 11 AUDIO
    INDEX 01 27:37:32
  TRACK 12 AUDIO
    INDEX 01 30:17:39
  TRACK 13 AUDIO
    INDEX 01 32:45:26
  TRACK 14 AUDIO
    INDEX 01 35:53:70
  TRACK 15 AUDIO
    INDEX 01 39:31:70
  TRACK 16 AUDIO
    INDEX 01 42:12:07`

const head = `TITLE "NieR:Automata Original Soundtrack HACKING TRACKS"
FILE "Soundtrack.flac" WAVE`

type track struct {
	no       string
	title    string
	duration string
}

func main() {
	info := strings.Split(cueInfo, "\n")
	var tracks []track
	for i := 0; i != len(info); i += 3 {
		re := regexp.MustCompile(`FILE "([0-9]{2}) (.*)\.wav" WAVE`)
		m := re.FindStringSubmatch(info[i])
		t := track{
			no:    m[1],
			title: m[2],
		}
		tracks = append(tracks, t)
	}

	dur := strings.Split(cueTime, "\n")
	for i := 0; i != len(dur); i += 2 {
		s := strings.Split(strings.Trim(dur[i+1], " "), " ")
		tracks[i/2].duration = s[2]
	}

	fmt.Println(head)
	for _, t := range tracks {
		fmt.Println(fmt.Sprintf(`  TRACK %s AUDIO`, t.no))
		fmt.Println(fmt.Sprintf(`    TITLE "%s"`, t.title))
		fmt.Println(fmt.Sprintf(`    INDEX 01 %s`, t.duration))
	}
}