files

var FilesCmd = &cobra.Command{
	Use:   "files",
	Short: "A command for managing files",
	Long:  `This command will help manage various aspects of file operations on MacOS and Linux systems.`,
	Run: func(cmd *cobra.Command, args []string) {
		err := cmd.Help()
		cobra.CheckErr(err)
	},
}

var FindAndDeleteCmd = &cobra.Command{
	Use:   "findAndDelete [directory]",
	Short: "Find and delete files of selected types, or list extensions",
	Long: `Recursively scan the provided directory for files of types selected by the user
and delete them after an interactive confirmation. Use --list-extensions to list
all file extensions in the directory instead.
`,
	Args: cobra.ExactArgs(1),
	Run: func(cmd *cobra.Command, args []string) {
		dir := args[0]
		isVerbose := utils.IsVerbose(cmd)

		if _, err := os.Stat(dir); os.IsNotExist(err) {
			log.Error("Provided directory does not exist: %s", dir)
			return
		}

		if listExtensions {
			extensions, err := ListExtensions(dir)
			if err != nil {
				log.Error("Error listing extensions: %v", err)
				return
			}
			log.Message("File extensions found in %s:", dir)
			for _, ext := range extensions {
				log.Message("  - %s", ext)
			}
			return
		}

		matchFn, err := buildMatchFunction(globPattern, extension)
		if err != nil {
			log.Error("Error building match function: %v", err)
			return
		}
		if matchFn == nil {

			options := []string{
				"JSON files (.json)",
				"Video files (.mp4, .mov, .avi, .mkv)",
				"Image files (.jpg, .jpeg, .png, .gif)",
				"System files (.DS_Store)",
			}
			var selected []string
			prompt := &survey.MultiSelect{
				Message: "Select file types to find and delete:",
				Options: options,
			}
			if err := survey.AskOne(prompt, &selected); err != nil {
				log.Error("Error collecting selection: %v", err)
				return
			}

			if len(selected) == 0 {
				log.Info("No file types selected. Nothing to do.")
				return
			}

			extLookup := map[string]bool{}
			for _, s := range selected {
				s = strings.ToLower(s)
				if strings.Contains(s, "json") {
					extLookup[".json"] = true
				}
				if strings.Contains(s, "video") {
					extLookup[".mp4"] = true
					extLookup[".mov"] = true
					extLookup[".avi"] = true
					extLookup[".mkv"] = true
				}
				if strings.Contains(s, "image") {
					extLookup[".jpg"] = true
					extLookup[".jpeg"] = true
					extLookup[".png"] = true
					extLookup[".gif"] = true
				}
				if strings.Contains(s, "system") {
					extLookup[".ds_store"] = true
				}
			}
			matchFn = func(name string) bool {
				return extLookup[strings.ToLower(filepath.Ext(name))]
			}
		}

		log.Start("Scanning for files...")
		spinner := utils.NewProgressSpinner("Scanning directories...")
		matches, totalSize, walkErr := ScanFiles(dir, matchFn, spinner)

		if walkErr != nil {
			spinner.Stop()
			log.Error("Error scanning directory: %v", walkErr)
			return
		}

		spinner.UpdateMessage("Scan complete.")
		spinner.SetProgressBar(1.0)
		spinner.Stop()

		if walkErr != nil {
			log.Error("Error scanning directory: %v", walkErr)
			return
		}

		if len(matches) == 0 {
			log.Success("No matching files found in %s.", dir)
			return
		}

		log.Message("\nFound %d file(s) (%.2f MB total):", len(matches), float64(totalSize)/(1024*1024))
		for _, m := range matches {
			if isVerbose {
				log.Message("  - %s", m)
			} else {
				log.Message("  - %s", filepath.Base(m))
			}
		}

		confirm := false
		promptConfirm := &survey.Confirm{
			Message: fmt.Sprintf("Delete %d file(s) (%.2f MB)?", len(matches), float64(totalSize)/(1024*1024)),
			Default: false,
		}
		if err := survey.AskOne(promptConfirm, &confirm); err != nil {
			log.Error("Error during confirmation prompt: %v", err)
			return
		}
		if !confirm {
			log.Info("Deletion cancelled by user.")
			return
		}

		// Attempt parallel deletion
		var deleted, errors atomic.Int64
		var wg sync.WaitGroup
		workerCount := 4
		fileChan := make(chan string, len(matches))

		for i := 0; i < workerCount; i++ {
			wg.Add(1)
			go func() {
				defer wg.Done()
				for f := range fileChan {
					if f == "" {
						continue
					}
					if err := os.Remove(f); err != nil {
						if !os.IsNotExist(err) {
							log.Error("Failed to delete %s: %v", f, err)
							errors.Add(1)
						}
					} else {
						if isVerbose {
							log.Success("Deleted %s", f)
						}
						deleted.Add(1)
					}
				}
			}()
		}

		for _, f := range matches {
			fileChan <- f
		}
		close(fileChan)

		wg.Wait()

		log.Success("Done. Deleted %d file(s), %d errors.", deleted.Load(), errors.Load())
	},
}