feat: detect all dotfiles in homedir

cmd/clean.go

@@ -4,6 +4,9 @@ import (
 	"fmt"
 
 	"github.com/spf13/cobra"
+
+	"github.com/doron-cohen/antidot/internal/dirs"
+	"github.com/doron-cohen/antidot/internal/dotfile"
 )
 
 func init() {
@@ -15,5 +18,8 @@ var cleanCmd = &cobra.Command{
 	Short: "Clean up dotfiles from your $HOME",
 	Run: func(cmd *cobra.Command, args []string) {
 		fmt.Println("Cleaning up!")
+		var userHomeDir = dirs.GetHomeDir()
+		var dotfiles = dotfile.Detect(userHomeDir)
+		fmt.Println(dotfiles)
 	},
 }

internal/dirs/homedir.go

@@ -0,0 +1,12 @@
+package dirs
+
+import "os/user"
+
+func GetHomeDir() string {
+	user, err := user.Current()
+	if err != nil {
+		panic(err)
+	}
+
+	return user.HomeDir
+}

internal/dotfile/detect.go

@@ -0,0 +1,38 @@
+package dotfile
+
+import (
+	"io/ioutil"
+	"log"
+	"strings"
+)
+
+type Dotfile struct {
+	name  string
+	isDir bool
+}
+
+func isDotfile(filename string) bool {
+	return filename != "." && strings.HasPrefix(filename, ".")
+}
+
+func Detect(dir string) []Dotfile {
+	// TODO: better handle file errors
+	files, err := ioutil.ReadDir(dir)
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	found := make([]Dotfile, 0, len(files))
+	for _, fileInfo := range files {
+		filename := fileInfo.Name()
+		if isDotfile(filename) {
+			dotfile := Dotfile{
+				name:  filename,
+				isDir: fileInfo.IsDir(),
+			}
+			found = append(found, dotfile)
+		}
+	}
+
+	return found
+}