package dotfiles

import (
	"fmt"
	"log"
	"os"
	"path/filepath"
	"system_setup_tool/internal/shell"
)

type DotfilesConfig struct {
	Enable  bool   `mapstructure:"enable"`
	GitRepo string `mapstructure:"git_repo"`
}

func SetupDotfiles(config DotfilesConfig) error {
	if _, err := shell.ExecLookPath("git"); err != nil {
		return fmt.Errorf("git ist nicht installiert")
	}

	if _, err := shell.ExecLookPath("stow"); err != nil {
		return fmt.Errorf("gnu stow not installed")
	}

	dotfilesDir := filepath.Join(os.Getenv("HOME"), "dotfiles")

	cmd := shell.ExecCommand("git", "clone", config.GitRepo, dotfilesDir)
	if err := cmd.Run(); err != nil {
		return fmt.Errorf("error cloning dotfiles: %v", err)
	}

	if err := os.Chdir(dotfilesDir); err != nil {
		return fmt.Errorf("error changing into dotfiles directory: %v", err)
	}

	cmd = shell.ExecCommand("stow", ".", "--override='*'")
	if err := cmd.Run(); err != nil {
		log.Printf("error creating links: %v", err)
	}
	fmt.Printf("all linked properly\n")

	return nil
}