update

Author: tanaka0325

Diff for: kadai2/tanaka0325/imgconv/cmd/imgconv/main.go

@@ -40,7 +40,8 @@ func main() {
 	// convert
 	for _, path := range paths {
 		param := imgconv.ConvertParam{
-			File:        imgconv.NewFile(path),
+			Path:        path,
+			File:        imgconv.NewFile(),
 			BeforeImage: imgconv.NewImage(*options.From),
 			AfterImage:  imgconv.NewImage(*options.To),
 			FromExt:     *options.From,
@@ -52,7 +53,7 @@ func main() {
 				onExit(err)
 			}
 		} else {
-			fmt.Printf("%[1]s.%[2]s => %[1]s.%[3]s\n", param.File.GetPath(), param.FromExt, param.ToExt)
+			fmt.Printf("%[1]s.%[2]s => %[1]s.%[3]s\n", path, param.FromExt, param.ToExt)
 		}
 	}
 }

Diff for: kadai2/tanaka0325/imgconv/file.go

@@ -6,19 +6,16 @@ import (
 )
 
 type OpenCreator interface {
-	Open() (io.ReadCloser, error)
-	Create() (io.WriteCloser, error)
-	GetPath() string
+	Open(string) (io.ReadCloser, error)
+	Create(string) (io.WriteCloser, error)
 }
 
 type File struct {
-	Path string
 }
 
-func (f *File) Open() (io.ReadCloser, error)    { return os.Open(f.Path) }
-func (f *File) Create() (io.WriteCloser, error) { return os.Create(f.Path) }
-func (f *File) GetPath() string                 { return f.Path }
+func (f *File) Open(n string) (io.ReadCloser, error)    { return os.Open(n) }
+func (f *File) Create(n string) (io.WriteCloser, error) { return os.Create(n) }
 
-func NewFile(p string) *File {
-	return &File{Path: p}
+func NewFile() *File {
+	return &File{}
 }

Diff for: kadai2/tanaka0325/imgconv/imgconv.go

@@ -2,6 +2,7 @@
 package imgconv
 
 type ConvertParam struct {
+	Path        string
 	File        OpenCreator
 	BeforeImage Decoder
 	AfterImage  Encoder
@@ -11,7 +12,7 @@ type ConvertParam struct {
 
 func Do(param ConvertParam) (err error) {
 	// open file
-	r, err := param.File.Open()
+	r, err := param.File.Open(param.Path + "." + param.FromExt)
 	if err != nil {
 		return
 	}
@@ -24,7 +25,7 @@ func Do(param ConvertParam) (err error) {
 	}
 
 	// create file
-	w, err := param.File.Create()
+	w, err := param.File.Create(param.Path + "." + param.ToExt)
 	if err != nil {
 		return err
 	}