feat: POC

.gitignore

@@ -1,3 +1,6 @@
+.DS_Store
+out.mp3
+
 # Temporary files
 *~
 *#

main.go

@@ -1,7 +1,165 @@
 package main
 
-import "fmt"
+import (
+	"errors"
+	"flag"
+	"fmt"
+	"log"
+	"math/rand"
+	"os"
+	"os/exec"
+	"sort"
+	"strings"
+
+	packr "github.com/gobuffalo/packr/v2"
+	"github.com/peterbourgon/ff/ffcli"
+)
+
+var (
+	sayBox       = packr.New("say", "./say")
+	pronounceBox = packr.New("pronounce", "./pronounce")
+)
 
 func main() {
-	fmt.Println("Hello World!")
+	log.SetFlags(0)
+
+	var (
+		sayFlags = flag.NewFlagSet("say", flag.ExitOnError)
+		sayVoice = sayFlags.String("v", "RANDOM", "voice")
+
+		pronounceFlags = flag.NewFlagSet("pronounce", flag.ExitOnError)
+		pronounceVoice = pronounceFlags.String("v", "RANDOM", "voice")
+	)
+
+	pronounce := &ffcli.Command{
+		Name:     "pronounce",
+		Usage:    "pronounce [-v VOICE] PRONOUNCE",
+		FlagSet:  pronounceFlags,
+		LongHelp: fmt.Sprintf("VOICES\n  %s", strings.Join(append(voiceList(pronounceBox), "RANDOM"), "\n  ")),
+		Exec: func(args []string) error {
+			if len(args) < 1 {
+				return flag.ErrHelp
+			}
+			parts := voiceParts(pronounceBox, *pronounceVoice)
+
+			tosay := []rune(strings.Join(args, " "))
+
+			selectedParts := []string{}
+
+			for i := 0; i < len(tosay); {
+				maxLen := 0
+				selectedPart := ""
+				for partString := range parts {
+					part := []rune(partString)
+					if len(part) <= maxLen {
+						continue
+					}
+					if string(part) == string(tosay[i:i+len(part)]) {
+						maxLen = len(part)
+						selectedPart = string(part)
+					}
+				}
+				if selectedPart != "" {
+					i += maxLen
+					selectedParts = append(selectedParts, selectedPart)
+				} else {
+					i++ // skip unmatched parts
+				}
+			}
+
+			selectedFiles := []string{}
+
+			for _, part := range selectedParts {
+				randomFile := parts[part][rand.Intn(len(parts[part]))]
+				selectedFiles = append(selectedFiles, fmt.Sprintf("./pronounce/%s", randomFile))
+			}
+
+			cmdArgs := append(selectedFiles, "out.mp3")
+			log.Printf("+ sox %s", strings.Join(cmdArgs, " "))
+			cmd := exec.Command("sox", cmdArgs...)
+			cmd.Stdout = os.Stdout
+			cmd.Stderr = os.Stderr
+			if err := cmd.Run(); err != nil {
+				return err
+			}
+
+			log.Printf("+ afplay out.mp3")
+			cmd = exec.Command("afplay", "out.mp3")
+			if err := cmd.Run(); err != nil {
+				return err
+			}
+
+			return nil
+		},
+	}
+
+	say := &ffcli.Command{
+		Name:     "say",
+		Usage:    "say [-v VOICE] SAY",
+		FlagSet:  sayFlags,
+		LongHelp: fmt.Sprintf("VOICES\n  %s", strings.Join(append(voiceList(sayBox), "RANDOM"), "\n  ")),
+		Exec: func(args []string) error {
+			if len(args) < 1 {
+				return flag.ErrHelp
+			}
+			_ = sayVoice
+			return fmt.Errorf("not implemented")
+		},
+	}
+
+	root := &ffcli.Command{
+		Usage:       "speechotron <subcommand> [flags] [args...]",
+		Subcommands: []*ffcli.Command{pronounce, say},
+		Exec:        func([]string) error { return flag.ErrHelp },
+	}
+
+	if err := root.Run(os.Args[1:]); err != nil {
+		if errors.Is(err, flag.ErrHelp) {
+			return
+		}
+		log.Fatalf("fatal: %+v", err)
+	}
+}
+
+func voiceList(box *packr.Box) []string {
+	voices := map[string]bool{}
+	for _, voice := range box.List() {
+		if !strings.HasSuffix(voice, ".wav") {
+			continue
+		}
+		voices[strings.Split(voice, "/")[0]] = true
+	}
+
+	ret := []string{}
+	for voice := range voices {
+		ret = append(ret, voice)
+	}
+	sort.Strings(ret)
+
+	return ret
+}
+
+func voiceParts(box *packr.Box, voice string) map[string][]string {
+	ret := map[string][]string{}
+
+	for _, file := range box.List() {
+		if !strings.HasSuffix(file, ".wav") {
+			continue
+		}
+
+		spl := strings.Split(file, "/")
+		actualVoice := spl[0]
+		if voice != "RANDOM" && voice != actualVoice {
+			continue
+		}
+
+		part := strings.Replace(spl[1], ".wav", "", -1)
+
+		if _, ok := ret[part]; !ok {
+			ret[part] = []string{}
+		}
+		ret[part] = append(ret[part], file)
+	}
+
+	return ret
 }