refactor(cmd): switch to cobra

cmd/root.go

@@ -1,7 +1,7 @@
 package cmd
 
 import (
-	"flag"
+	"fmt"
 	"log/slog"
 
 	"github.com/ayn2op/discordo/internal/config"
@@ -11,62 +11,76 @@ import (
 	"github.com/diamondburned/arikawa/v3/utils/ws"
 	"github.com/diamondburned/ningen/v3"
 	"github.com/gdamore/tcell/v2"
+	"github.com/spf13/cobra"
 	"github.com/zalando/go-keyring"
 )
 
 var (
 	discordState *ningen.State
 	app          *application
-)
 
-func Run() error {
-	logLevel := flag.String("log-level", "info", "log level")
-	logFormat := flag.String("log-format", "text", "log format")
-	token := flag.String("token", "", "authentication token")
-	configPath := flag.String("config", config.DefaultPath(), "path to the configuration file")
-	flag.Parse()
+	rootCmd = &cobra.Command{
+		Use: consts.Name,
+		RunE: func(cmd *cobra.Command, _ []string) error {
+			flags := cmd.Flags()
 
-	var level slog.Level
-	switch *logLevel {
-	case "debug":
-		ws.EnableRawEvents = true
-		level = slog.LevelDebug
-	case "info":
-		level = slog.LevelInfo
-	case "warn":
-		level = slog.LevelWarn
-	case "error":
-		level = slog.LevelError
-	}
+			logLevel, _ := flags.GetString("log-level")
 
-	var format logger.Format
-	switch *logFormat {
-	case "text":
-		format = logger.FormatText
-	case "json":
-		format = logger.FormatJson
-	}
+			var level slog.Level
+			switch logLevel {
+			case "debug":
+				ws.EnableRawEvents = true
+				level = slog.LevelDebug
+			case "info":
+				level = slog.LevelInfo
+			case "warn":
+				level = slog.LevelWarn
+			case "error":
+				level = slog.LevelError
+			}
 
-	if err := logger.Load(format, level); err != nil {
-		return err
-	}
+			logFormat, _ := flags.GetString("log-format")
+			var format logger.Format
+			switch logFormat {
+			case "text":
+				format = logger.FormatText
+			case "json":
+				format = logger.FormatJson
+			}
 
-	tok := *token
-	if tok == "" {
-		var err error
-		tok, err = keyring.Get(consts.Name, "token")
-		if err != nil {
-			slog.Info("failed to retrieve token from keyring", "err", err)
-		}
-	}
+			if err := logger.Load(format, level); err != nil {
+				return fmt.Errorf("failed to load logger: %w", err)
+			}
 
-	cfg, err := config.Load(*configPath)
-	if err != nil {
-		return err
+			configPath, _ := flags.GetString("config")
+			cfg, err := config.Load(configPath)
+			if err != nil {
+				return fmt.Errorf("failed to load config: %w", err)
+			}
+
+			tview.Styles.PrimitiveBackgroundColor = tcell.GetColor(cfg.Theme.BackgroundColor)
+
+			token, _ := flags.GetString("token")
+			if token == "" {
+				token, err = keyring.Get(consts.Name, "token")
+				if err != nil {
+					slog.Info("failed to retrieve token from keyring", "err", err)
+				}
+			}
+
+			app = newApplication(cfg)
+			return app.run(token)
+		},
 	}
 
-	tview.Styles.PrimitiveBackgroundColor = tcell.GetColor(cfg.Theme.BackgroundColor)
+	Execute = rootCmd.Execute
+)
+
+func init() {
+	flags := rootCmd.Flags()
+	flags.StringP("token", "t", "", "authentication token")
+	flags.StringP("config", "c", config.DefaultPath(), "path of the configuration file")
 
-	app = newApplication(cfg)
-	return app.run(tok)
+	flags.String("log-level", "info", "log level")
+	flags.String("log-format", "text", "log format")
 }

go.mod

@@ -5,14 +5,15 @@ go 1.24.3
 require (
 	github.com/BurntSushi/toml v1.5.0
 	github.com/atotto/clipboard v0.1.4
-	github.com/ayn2op/tview v0.0.0-20250615213508-2719974b344b
+	github.com/ayn2op/tview v0.0.0-20250615214508-b6d99d0bd2e0
 	github.com/deckarep/gosx-notifier v0.0.0-20180201035817-e127226297fb
 	github.com/diamondburned/arikawa/v3 v3.5.0
 	github.com/diamondburned/ningen/v3 v3.0.1-0.20250607192146-d6b46a4689a5
 	github.com/gdamore/tcell/v2 v2.8.1
-	github.com/gen2brain/beeep v0.11.0
+	github.com/gen2brain/beeep v0.11.1
 	github.com/sahilm/fuzzy v0.1.1
 	github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966
+	github.com/spf13/cobra v1.9.1
 	github.com/yuin/goldmark v1.7.12
 	github.com/zalando/go-keyring v0.2.6
 )
@@ -27,6 +28,7 @@ require (
 	github.com/godbus/dbus/v5 v5.1.0 // indirect
 	github.com/gorilla/schema v1.4.1 // indirect
 	github.com/gorilla/websocket v1.5.3 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jackmordaunt/icns/v3 v3.0.1 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
 	github.com/mattn/go-runewidth v0.0.16 // indirect
@@ -35,6 +37,7 @@ require (
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/sergeymakinen/go-bmp v1.0.0 // indirect
 	github.com/sergeymakinen/go-ico v1.0.0-beta.0 // indirect
+	github.com/spf13/pflag v1.0.6 // indirect
 	github.com/tadvi/systray v0.0.0-20190226123456-11a2b8fa57af // indirect
 	github.com/twmb/murmur3 v1.1.8 // indirect
 	go4.org v0.0.0-20230225012048-214862532bf5 // indirect

go.sum

@@ -25,17 +25,16 @@ github.com/BurntSushi/toml v1.5.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z4=
 github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
-github.com/ayn2op/tview v0.0.0-20250604214506-7f855bbbeea6 h1:W+W8iOKrt1mwNk1NJKg8D2y7kG9c+aA+RjrCiWytNaQ=
-github.com/ayn2op/tview v0.0.0-20250604214506-7f855bbbeea6/go.mod h1:PuMMP3J7SfW0jgAc1fdABOHJkoGbQIw3jejRAkl0API=
-github.com/ayn2op/tview v0.0.0-20250615210231-7feb9ae5f9b1 h1:yJcq6PmnNKMZTr7y5mWylp3+XY20vNTNHwxRIPGL9YU=
-github.com/ayn2op/tview v0.0.0-20250615210231-7feb9ae5f9b1/go.mod h1:PuMMP3J7SfW0jgAc1fdABOHJkoGbQIw3jejRAkl0API=
 github.com/ayn2op/tview v0.0.0-20250615213508-2719974b344b h1:rTaFMJVkVySIJtIJnbE0fT7IcyhNBajPvNVGLAJ3kk4=
 github.com/ayn2op/tview v0.0.0-20250615213508-2719974b344b/go.mod h1:PuMMP3J7SfW0jgAc1fdABOHJkoGbQIw3jejRAkl0API=
+github.com/ayn2op/tview v0.0.0-20250615214508-b6d99d0bd2e0 h1:gmy5w73yKtOeFxSiFP1pERlOVi+9mwA4WIIgg96qzXg=
+github.com/ayn2op/tview v0.0.0-20250615214508-b6d99d0bd2e0/go.mod h1:PuMMP3J7SfW0jgAc1fdABOHJkoGbQIw3jejRAkl0API=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
 github.com/danieljoos/wincred v1.2.2 h1:774zMFJrqaeYCK2W57BgAem/MLi6mtSE47MB6BOJ0i0=
 github.com/danieljoos/wincred v1.2.2/go.mod h1:w7w4Utbrz8lqeMbDAK0lkNJUv5sAOkFi7nd/ogr0Uh8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -55,10 +54,10 @@ github.com/gdamore/encoding v1.0.1 h1:YzKZckdBL6jVt2Gc+5p82qhrGiqMdG/eNs6Wy0u3Uh
 github.com/gdamore/encoding v1.0.1/go.mod h1:0Z0cMFinngz9kS1QfMjCP8TY7em3bZYeeklsSDPivEo=
 github.com/gdamore/tcell/v2 v2.8.1 h1:KPNxyqclpWpWQlPLx6Xui1pMk8S+7+R37h3g07997NU=
 github.com/gdamore/tcell/v2 v2.8.1/go.mod h1:bj8ori1BG3OYMjmb3IklZVWfZUJ1UBQt9JXrOCOhGWw=
-github.com/gen2brain/beeep v0.10.0 h1:sR/rgmJjHVOVABgpbuICvw7SVtI13RRNnQPv+wiaoMg=
-github.com/gen2brain/beeep v0.10.0/go.mod h1:UzRwrHPeN99aobEPCjiuBossVv32YViFiytGwaA1EO0=
 github.com/gen2brain/beeep v0.11.0 h1:ScADjlllAwqUIdEgosHXRmS0OEBTDtfGvIuLj2G/mlU=
 github.com/gen2brain/beeep v0.11.0/go.mod h1:jQVvuwnLuwOcdctHn/uyh8horSBNJ8uGb9Cn2W4tvoc=
+github.com/gen2brain/beeep v0.11.1 h1:EbSIhrQZFDj1K2fzlMpAYlFOzV8YuNe721A58XcCTYI=
+github.com/gen2brain/beeep v0.11.1/go.mod h1:jQVvuwnLuwOcdctHn/uyh8horSBNJ8uGb9Cn2W4tvoc=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-ole/go-ole v1.3.0 h1:Dt6ye7+vXGIKZ7Xtk4s6/xVdGDQynvom7xCFEdWr6uE=
@@ -100,6 +99,8 @@ github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/ad
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/jackmordaunt/icns/v3 v3.0.1 h1:xxot6aNuGrU+lNgxz5I5H0qSeCjNKp8uTXB1j8D4S3o=
 github.com/jackmordaunt/icns/v3 v3.0.1/go.mod h1:5sHL59nqTd2ynTnowxB/MDQFhKNqkK8X687uKNygaSQ=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
@@ -126,6 +127,7 @@ github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUc
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/rwcarlsen/goexif v0.0.0-20190401172101-9e8deecbddbd/go.mod h1:hPqNNc0+uJM6H+SuU8sEs5K5IQeKccPqeSjfgcKGgPk=
 github.com/sahilm/fuzzy v0.1.1 h1:ceu5RHF8DGgoi+/dR5PsECjCDH1BE3Fnmpo7aVXOdRA=
 github.com/sahilm/fuzzy v0.1.1/go.mod h1:VFvziUEIMCrT6A6tw2RFIXPXXmzXbOsSHF0DOI8ZK9Y=
@@ -135,6 +137,10 @@ github.com/sergeymakinen/go-ico v1.0.0-beta.0 h1:m5qKH7uPKLdrygMWxbamVn+tl2HfiA3
 github.com/sergeymakinen/go-ico v1.0.0-beta.0/go.mod h1:wQ47mTczswBO5F0NoDt7O0IXgnV4Xy3ojrroMQzyhUk=
 github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966 h1:JIAuq3EEf9cgbU6AtGPK4CTG3Zf6CKMNqf0MHTggAUA=
 github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966/go.mod h1:sUM3LWHvSMaG192sy56D9F7CNvL7jUJVXoqM1QKLnog=
+github.com/spf13/cobra v1.9.1 h1:CXSaggrXdbHK9CF+8ywj8Amf7PBRmPCOJugH954Nnlo=
+github.com/spf13/cobra v1.9.1/go.mod h1:nDyEzZ8ogv936Cinf6g1RU9MRY64Ir93oCnqb9wxYW0=
+github.com/spf13/pflag v1.0.6 h1:jFzHGLGAlb3ruxLB8MhbI6A8+AQX/2eW4qeyNZXNp2o=
+github.com/spf13/pflag v1.0.6/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=

main.go

@@ -7,7 +7,7 @@ import (
 )
 
 func main() {
-	if err := cmd.Run(); err != nil {
+	if err := cmd.Execute(); err != nil {
 		slog.Error("failed to run command", "err", err)
 	}
 }