feat: auto update (#118)

Author: podocarp

cmd/config.go

@@ -17,15 +17,16 @@ var configCmd = &cobra.Command{
 Configuration is stored in ~/.config/tusk/cli.json
 
 Available configuration keys:
-  analytics    Enable or disable usage analytics (true/false)
-  darkMode     Dark mode for terminal output (true/false)
+  analytics        Enable or disable usage analytics (true/false)
+  darkMode         Dark mode for terminal output (true/false)
+  autoUpdate       Automatically update without prompting (true/false)
+  autoCheckUpdates Check for updates on startup (true/false, default: true)
 
 Examples:
-  tusk config get analytics        # Show current analytics setting
-  tusk config set analytics false  # Disable analytics
-  tusk config get darkMode         # Show current dark mode setting
-  tusk config set darkMode true    # Enable dark mode
-  tusk config set darkMode false   # Disable dark mode`,
+  tusk config get analytics          # Show current analytics setting
+  tusk config set analytics false    # Disable analytics
+  tusk config set autoUpdate true    # Enable automatic updates
+  tusk config set autoCheckUpdates false  # Disable update checking`,
 	Run: func(cmd *cobra.Command, args []string) {
 		_ = cmd.Help()
 	},
@@ -37,8 +38,10 @@ var configGetCmd = &cobra.Command{
 	Long: `Get the current value of a configuration key.
 
 Available keys:
-  analytics    Usage analytics setting
-  darkMode     Dark mode setting`,
+  analytics        Usage analytics setting
+  darkMode         Dark mode setting
+  autoUpdate       Automatic update setting
+  autoCheckUpdates Update checking setting`,
 	Args: cobra.ExactArgs(1),
 	RunE: func(cmd *cobra.Command, args []string) error {
 		key := args[0]
@@ -53,8 +56,17 @@ Available keys:
 			} else {
 				fmt.Println("unset")
 			}
+		case "autoupdate":
+			fmt.Println(cfg.AutoUpdate)
+		case "autocheckupdates":
+			// nil means true (default)
+			if cfg.AutoCheckUpdates != nil {
+				fmt.Println(*cfg.AutoCheckUpdates)
+			} else {
+				fmt.Println(true)
+			}
 		default:
-			return fmt.Errorf("unknown config key: %s\n\nAvailable keys: analytics, darkMode", key)
+			return fmt.Errorf("unknown config key: %s\n\nAvailable keys: analytics, darkMode, autoUpdate, autoCheckUpdates", key)
 		}
 
 		return nil
@@ -67,12 +79,14 @@ var configSetCmd = &cobra.Command{
 	Long: `Set the value of a configuration key.
 
 Available keys and values:
-  analytics    true/false    Enable or disable usage analytics
-  darkMode     true/false    Dark mode for terminal output
+  analytics        true/false    Enable or disable usage analytics
+  darkMode         true/false    Dark mode for terminal output
+  autoUpdate       true/false    Automatically update without prompting
+  autoCheckUpdates true/false    Check for updates on startup (default: true)
 
 Examples:
   tusk config set analytics false
-  tusk config set darkMode true`,
+  tusk config set autoUpdate true`,
 	Args: cobra.ExactArgs(2),
 	RunE: func(cmd *cobra.Command, args []string) error {
 		key := args[0]
@@ -96,8 +110,20 @@ Examples:
 				return fmt.Errorf("invalid value for darkMode: %s (expected true/false)", value)
 			}
 			cfg.DarkMode = &boolVal
+		case "autoupdate":
+			boolVal, err := parseBool(value)
+			if err != nil {
+				return fmt.Errorf("invalid value for autoUpdate: %s (expected true/false)", value)
+			}
+			cfg.AutoUpdate = boolVal
+		case "autocheckupdates":
+			boolVal, err := parseBool(value)
+			if err != nil {
+				return fmt.Errorf("invalid value for autoCheckUpdates: %s (expected true/false)", value)
+			}
+			cfg.AutoCheckUpdates = &boolVal
 		default:
-			return fmt.Errorf("unknown config key: %s\n\nAvailable keys: analytics, darkMode", key)
+			return fmt.Errorf("unknown config key: %s\n\nAvailable keys: analytics, darkMode, autoUpdate, autoCheckUpdates", key)
 		}
 
 		if err := cfg.Save(); err != nil {

cmd/root.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"context"
 	_ "embed"
 	"fmt"
 	"log/slog"
@@ -10,6 +11,7 @@ import (
 	"syscall"
 
 	"github.com/Use-Tusk/tusk-drift-cli/internal/analytics"
+	"github.com/Use-Tusk/tusk-drift-cli/internal/cliconfig"
 	"github.com/Use-Tusk/tusk-drift-cli/internal/log"
 	"github.com/Use-Tusk/tusk-drift-cli/internal/tui/styles"
 	"github.com/Use-Tusk/tusk-drift-cli/internal/utils"
@@ -130,6 +132,23 @@ func showASCIIArt() {
 	fmt.Print("\n\n")
 
 	fmt.Println("Use \"tusk --help\" for more information about available commands.")
+
+	cfg := cliconfig.CLIConfig
+	autoCheck := cfg.AutoCheckUpdates == nil || *cfg.AutoCheckUpdates
+	if !autoCheck && !cfg.AutoUpdate {
+		return
+	}
+
+	release, err := version.CheckForUpdate(context.Background())
+	if err != nil || release == nil {
+		return
+	}
+
+	if cfg.AutoUpdate {
+		version.AutoUpdate(release)
+	} else {
+		version.PromptAndUpdate(release)
+	}
 }
 
 func init() {

go.mod

@@ -25,6 +25,7 @@ require (
 	github.com/spf13/cobra v1.10.1
 	github.com/spf13/pflag v1.0.10
 	github.com/stretchr/testify v1.11.1
+	golang.org/x/mod v0.27.0
 	golang.org/x/term v0.31.0
 	google.golang.org/protobuf v1.36.9
 	gopkg.in/yaml.v3 v3.0.1

go.sum

@@ -155,6 +155,8 @@ go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
+golang.org/x/mod v0.27.0 h1:kb+q2PyFnEADO2IEF935ehFUXlWiNjJWtRNgBLSfbxQ=
+golang.org/x/mod v0.27.0/go.mod h1:rWI627Fq0DEoudcK+MBkNkCe0EetEaDSwJJkCcjpazc=
 golang.org/x/net v0.38.0 h1:vRMAPTMaeGqVhG5QyLJHqNDwecKTomGeqbnfZyKlBI8=
 golang.org/x/net v0.38.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
 golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

internal/cliconfig/config.go

@@ -41,8 +41,10 @@ var CLIConfig *Config
 // Config represents the user-level CLI configuration stored at ~/.config/tusk/cli.json
 type Config struct {
 	// User settings (configurable via `tusk config`)
-	AnalyticsEnabled bool  `json:"analytics_enabled"` // Default true, enable usage analytics
-	DarkMode         *bool `json:"dark_mode"`         // nil = auto-detect, true/false = forced
+	AnalyticsEnabled bool  `json:"analytics_enabled"`  // Default true, enable usage analytics
+	DarkMode         *bool `json:"dark_mode"`          // nil = auto-detect, true/false = forced
+	AutoUpdate       bool  `json:"auto_update"`        // Default false, auto-update without prompting
+	AutoCheckUpdates *bool `json:"auto_check_updates"` // Default true (nil = true), check for updates on startup
 
 	// Analytics internals
 	AnonymousID     string `json:"anonymous_id"`      // "cli-anon-<uuid>" generated on first run