dev/command-saving (#1)

Reviewed-on: #1
Co-authored-by: jake <jake.young.dev@gmail.com>
Co-committed-by: jake <jake.young.dev@gmail.com>

cmd/run.go

@@ -0,0 +1,64 @@
+/*
+Copyright © 2025 Jake jake.young.dev@gmail.com
+*/
+package cmd
+
+import (
+	"errors"
+	"fmt"
+	"strings"
+
+	"code.jakeyoungdev.com/jake/mctl/client"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+// runCmd represents the run command
+var runCmd = &cobra.Command{
+	Use:     "run <name> args...",
+	Example: "mctl run savedcmd 63 jake",
+	Short:   "Runs a previously saved command with supplied arguments on remote server",
+	Long: `Loads a saved command, injects the supplied arguments into the command, and sends the command to the remove server
+			printing the response`,
+	Run: func(cmd *cobra.Command, args []string) {
+		//grab saved command
+		cmdName := viper.Get(fmt.Sprintf("customCmd-%s", args[0])).(string)
+		//convert arguments to interface
+		var nargs []any
+		for _, a := range args[1:] {
+			nargs = append(nargs, a)
+		}
+
+		//inject arguments
+		fixed := fmt.Sprintf(cmdName, nargs...)
+		fmt.Printf("Running saved command %s\n", fixed)
+
+		//create client and send command
+		cli, err := client.New()
+		cobra.CheckErr(err)
+		defer cli.Close()
+
+		res, err := cli.Command(fixed)
+		cobra.CheckErr(err)
+
+		fmt.Println(res)
+	},
+	PreRunE: func(cmd *cobra.Command, args []string) error {
+		//ensure we have a command name
+		al := len(args)
+		if al == 0 {
+			return errors.New("name argument is required")
+		}
+		cmdCheck := viper.Get(fmt.Sprintf("customCmd-%s", args[0]))
+		count := strings.Count(cmdCheck.(string), "%s")
+		//make sure enough arguments are sent to fill command placeholders
+		if al < count+1 {
+			return fmt.Errorf("not enough arguments to populate command. Supplied: %d, Needed: %d", al-1, count)
+		}
+		return nil
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(runCmd)
+}