feat(dotfiles): search for common dotfiles

Author: Vinayak-RZ

system/backup/search_dotfiles.go

@@ -0,0 +1,49 @@
+package backup
+
+import (
+	"os"
+	"strings"
+)
+
+var DotfilePaths = []string{
+	"~/.bashrc",
+	"~/.zshrc",
+	"~/.vimrc",
+	"~/.config",
+	"~/.bash_history",
+	"~/.zsh_history",
+	"~/.gitconfig",
+	"~/.profile",
+	"~/.npmrc",
+}
+
+type Dotfile struct {
+	Path  string
+	Found bool
+}
+
+// Expand ~ to home directory
+func expandHome(path string) string {
+	if strings.HasPrefix(path, "~") {
+		if home, err := os.UserHomeDir(); err == nil {
+			return strings.Replace(path, "~", home, 1)
+		}
+	}
+	return path
+}
+
+// Check which dotfiles exist
+func CheckDotfiles() ([]Dotfile, error) {
+	var result []Dotfile
+
+	for _, rawPath := range DotfilePaths {
+		fullPath := expandHome(rawPath)
+
+		_, err := os.Stat(fullPath)
+		result = append(result, Dotfile{
+			Path:  fullPath,
+			Found: err == nil,
+		})
+	}
+	return result, nil
+}