refactor: Improve File methods

main.go

@@ -49,7 +49,7 @@ func RunE(cmd *cobra.Command, args []string) (err error) {
 		}
 		for _, f := range args {
 			var file stat.File
-			file, err = Read(f)
+			file, err = stat.NewFile(f)
 			if err != nil {
 				return
 			}

stat/file.go

@@ -2,8 +2,14 @@ package stat
 
 import (
 	"io/fs"
+	"os"
 	"os/user"
+	"path/filepath"
 	"time"
+
+	"github.com/Tom5521/fsize/checkos"
+	"github.com/Tom5521/fsize/filecount"
+	"github.com/Tom5521/fsize/flags"
 )
 
 type File struct {
@@ -23,4 +29,62 @@ type File struct {
 	// IsDir vars
 
 	FilesNumber int64
+
+	// Raw information.
+
+	info os.FileInfo
+}
+
+func NewFile(path string) (f File, err error) {
+	err = f.Load(path)
+	if err != nil {
+		return
+	}
+
+	if flags.Progress && f.info.IsDir() && !flags.NoWalk {
+		err = filecount.Progress(&f.FilesNumber, &f.Size, path)
+	} else if f.info.IsDir() && !flags.NoWalk {
+		err = filecount.Print(&f.FilesNumber, &f.Size, path)
+	}
+
+	return
+}
+
+func (f *File) Load(path string) (err error) {
+	_, f.info, f.AbsPath, err = RawInfo(path)
+
+	f.Size = f.info.Size()
+	f.Name = f.info.Name()
+	f.IsDir = f.info.IsDir()
+	f.ModTime = f.info.ModTime()
+	f.Perms = f.info.Mode().Perm()
+
+	// Values which do not work on some systems.
+
+	// Only on windows systems.
+	if checkos.Windows {
+		f.CreationDate = CreationDate(f.info)
+	}
+	// Only on unix systems.
+	if checkos.Unix {
+		f.User, f.Group, err = UsrAndGroup(f.info)
+	}
+
+	return
+}
+
+func RawInfo(name string) (file *os.File, stat os.FileInfo, abspath string, err error) {
+	file, err = os.Open(name)
+	if err != nil {
+		return
+	}
+	stat, err = file.Stat()
+	if err != nil {
+		return
+	}
+	abspath, err = filepath.Abs(name)
+	if err != nil {
+		return
+	}
+	return
 }