🔧 individual config key set/get impl.

config/cli.go

@@ -1,10 +1,12 @@
 package config
 
 import (
+	"errors"
 	"fmt"
 	"github.com/spf13/viper"
 	"github.com/urfave/cli/v2"
 	"github.com/yusufcanb/tlm/shell"
+	"net/url"
 )
 
 func (c *Config) Action(_ *cli.Context) error {
@@ -39,16 +41,69 @@ func (c *Config) Command() *cli.Command {
 	return &cli.Command{
 		Name:    "config",
 		Aliases: []string{"c"},
-		Usage:   "configure preferences.",
+		Usage:   "Configures tlm preferences.",
 		Action:  c.Action,
 		Subcommands: []*cli.Command{
-			{
-				Name:  "set",
-				Usage: "set configuration",
-				Action: func(context *cli.Context) error {
-					return nil
-				},
-			},
+			c.subCommandGet(),
+			c.subCommandSet(),
+		},
+	}
+}
+
+func (c *Config) subCommandGet() *cli.Command {
+	return &cli.Command{
+		Name:      "get",
+		Usage:     "get configuration by key",
+		UsageText: "tlm config get <key>",
+		Action: func(c *cli.Context) error {
+			key := c.Args().Get(0)
+			value := viper.GetString(key)
+
+			if value == "" {
+				fmt.Println(fmt.Sprintf("%s <%s> is not a tlm parameter", shell.Err(), key))
+				return nil
+			}
+
+			fmt.Println(fmt.Sprintf("%s = %s", key, value))
+			return nil
+		},
+	}
+}
+
+func (c *Config) subCommandSet() *cli.Command {
+	return &cli.Command{
+		Name:  "set",
+		Usage: "set configuration",
+		Action: func(c *cli.Context) error {
+			key := c.Args().Get(0)
+
+			switch key {
+			case "llm.host":
+				u, err := url.ParseRequestURI(c.Args().Get(1))
+				if err != nil {
+					return errors.New("Invalid url: " + c.Args().Get(1))
+				}
+				viper.Set(key, u.String())
+
+			case "llm.suggest", "llm.explain":
+				mode := c.Args().Get(1)
+				if mode != "stable" && mode != "balanced" && mode != "creative" {
+					return errors.New("Invalid mode: " + mode)
+				}
+				viper.Set(key, mode)
+			default:
+				fmt.Println(fmt.Sprintf("%s <%s> is not a tlm parameter", shell.Err(), key))
+				return nil
+			}
+
+			viper.Set(key, c.Args().Get(1))
+			err := viper.WriteConfig()
+			if err != nil {
+				return err
+			}
+
+			fmt.Println(fmt.Sprintf("%s = %s  %s", key, c.Args().Get(1), shell.Ok()))
+			return nil
 		},
 	}
 }