package cmdlogger

import (
	"fmt"
	"os"
	"os/exec"
	"path/filepath"

	"github.com/spf13/cobra"
	plog "novit.nc/direktil/pkg/log"
)

func Command() (c *cobra.Command) {
	c = &cobra.Command{
		Use:   "logger [--] <command> [args]",
		Short: "run a command through the dkl logger",
		Args:  cobra.MinimumNArgs(1),
		Run:   run,
	}
	c.Flags().StringP("name", "n", "", "log name")
	return
}

func run(c *cobra.Command, args []string) {
	logName, _ := c.Flags().GetString("name")
	err := Run(logName, args[0], args[1:]...)
	if err == nil {
		os.Exit(0)
	} else if exitErr, ok := err.(*exec.ExitError); ok {
		os.Exit(exitErr.ExitCode())
	} else {
		fmt.Fprintln(os.Stderr, "failed to run command: "+err.Error())
		os.Exit(1)
	}
}

func Run(logName, command string, args ...string) (err error) {
	if logName == "" {
		logName = filepath.Base(command)
	}

	logger := plog.Get(logName)
	plog.EnableFiles()

	cmd := exec.Command(command, args...)
	cmd.Stdout = logger
	cmd.Stderr = logger
	return cmd.Run()
}