Added more stuff

tasks/image-sort.go

@@ -0,0 +1,96 @@
+package tasks
+
+import (
+	"fmt"
+	"io"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/rwcarlsen/goexif/exif"
+)
+
+type ImageSortTask struct{}
+
+func (t *ImageSortTask) Run(folderPath string) error {
+	return filepath.WalkDir(folderPath, func(path string, d fs.DirEntry, err error) error {
+		return visit(folderPath, path, d, err)
+	})
+}
+
+func visit(basePath, path string, di fs.DirEntry, err1 error) error {
+	fmt.Printf("Visited: %s\n", path)
+
+	if di.IsDir() {
+		if path == basePath {
+			return nil
+		}
+		return fs.SkipDir
+	}
+	f, err := os.Open(path)
+	if err != nil {
+		return err
+	}
+
+	x, err := exif.Decode(f)
+	if err != nil {
+		return err
+	}
+
+	dateTag, err := x.Get(exif.DateTime)
+	if err != nil {
+		return err
+	}
+	dateVal, err := dateTag.StringVal()
+	if err != nil {
+		return err
+	}
+	if dateVal == "0000:00:00 00:00:00" {
+		return nil
+	}
+	date, err := time.Parse("2006:01:02 15:04:05", dateVal)
+	if err != nil {
+		return err
+	}
+
+	f.Close()
+
+	newFolderName := fmt.Sprintf("%04d.%02d", date.Year(), date.Month())
+
+	if err := os.MkdirAll(filepath.Join(basePath, newFolderName), os.ModePerm); err != nil {
+		return err
+	}
+
+	if err := os.Rename(path, filepath.Join(basePath, newFolderName, filepath.Base(path))); err != nil {
+		return err
+	}
+	//copy(path, filepath.Join(basePath, newFolderName, filepath.Base(path)))
+
+	return nil
+}
+
+func copy(src, dst string) (int64, error) {
+	sourceFileStat, err := os.Stat(src)
+	if err != nil {
+		return 0, err
+	}
+
+	if !sourceFileStat.Mode().IsRegular() {
+		return 0, fmt.Errorf("%s is not a regular file", src)
+	}
+
+	source, err := os.Open(src)
+	if err != nil {
+		return 0, err
+	}
+	defer source.Close()
+
+	destination, err := os.Create(dst)
+	if err != nil {
+		return 0, err
+	}
+	defer destination.Close()
+	nBytes, err := io.Copy(destination, source)
+	return nBytes, err
+}