1 files changed, 96 insertions, 0 deletions
diff --git a/cmd/songlinkr/main.go b/cmd/songlinkr/main.go
new file mode 100644
index 0000000..f068203
--- /dev/null
+++ b/cmd/songlinkr/main.go
@@ -0,0 +1,96 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"os/signal"
+	"path"
+	"strings"
+	"syscall"
+
+	services "github.com/ChausseBenjamin/songlinkr/internal/service"
+	"github.com/ChausseBenjamin/songlinkr/internal/urls"
+	"github.com/bwmarrin/discordgo"
+	"github.com/urfave/cli/v2"
+)
+
+func AppAction(ctx *cli.Context) error {
+	token, err := getSecret(ctx.String("secrets-path"), "token")
+	if err != nil {
+		return err
+	}
+
+	sess, err := discordgo.New("Bot " + token)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	sess.AddHandler(func(s *discordgo.Session, m *discordgo.MessageCreate) {
+		if m.Author.ID == s.State.User.ID {
+			return
+		}
+
+		services := services.GetServices()
+
+		links := urls.Find(m.Content)
+		for _, link := range links {
+			for _, srvc := range services {
+				if srvc.Owns(link) {
+
+					link = srvc.Resolve(link)
+					src, err := urls.Resolve(link)
+					if err != nil {
+						src = link // An error occured, use the less elegant link...
+					}
+
+					msg := srvc.Name() + " link detected!\n"
+					msg += "[Here is a universal link for everyone to enjoy](" + src + ")! 🎶\n"
+					msg += "Beep boop! Have a nice one! 🤖"
+					s.ChannelMessageSend(m.ChannelID, msg)
+					break
+				}
+			}
+		}
+	})
+
+	sess.Identify.Intents = discordgo.IntentsAllWithoutPrivileged
+
+	err = sess.Open()
+	if err != nil {
+		return err
+	}
+	defer sess.Close()
+
+	fmt.Println("Bot is now running. Press CTRL-C to exit.")
+
+	sc := make(chan os.Signal, 1)
+	signal.Notify(sc, syscall.SIGINT, syscall.SIGTERM, os.Interrupt)
+	<-sc
+	return nil
+}
+
+func getSecret(secretsPath, secretName string) (string, error) {
+	secretValue, err := os.ReadFile(path.Join(secretsPath, secretName))
+	if err != nil {
+		return "", err
+	}
+	return strings.TrimSpace(string(secretValue)), nil
+}
+
+func main() {
+	app := &cli.App{
+		Name:   "Songlinkr",
+		Usage:  "A Discord bot that converts song links to Universal Song.link",
+		Action: AppAction,
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:    "secrets-path",
+				EnvVars: []string{"SECRETS_DIR"},
+			},
+		},
+	}
+	if err := app.Run(os.Args); err != nil {
+		log.Fatal(err)
+	}
+}