Add persistent storage for directory saving setting

Introduced `DirectoryForSaving` for managing directory paths persistently. Integrated the new setting into relevant modules, ensuring the selected directory is saved and loaded across sessions.

convertor/view/conversion.go

@@ -11,6 +11,7 @@ import (
 	encoder2 "git.kor-elf.net/kor-elf/gui-for-ffmpeg/encoder"
 	"git.kor-elf.net/kor-elf/gui-for-ffmpeg/kernel"
 	"git.kor-elf.net/kor-elf/gui-for-ffmpeg/kernel/encoder"
+	"git.kor-elf.net/kor-elf/gui-for-ffmpeg/setting"
 	"github.com/nicksnyder/go-i18n/v2/i18n"
 	"image/color"
 	"path/filepath"
@@ -40,13 +41,13 @@ type HandleConvertSetting struct {
 	Encoder              encoder2.EncoderContract
 }
 
-func NewConversion(app kernel.AppContract, formats encoder.ConvertorFormatsContract, runConvert func(setting HandleConvertSetting)) *Conversion {
+func NewConversion(app kernel.AppContract, formats encoder.ConvertorFormatsContract, runConvert func(setting HandleConvertSetting), settingDirectoryForSaving setting.DirectoryForSavingContract) *Conversion {
 	conversionMessage := canvas.NewText("", color.RGBA{R: 255, G: 0, B: 0, A: 255})
 	conversionMessage.TextSize = 16
 	conversionMessage.TextStyle = fyne.TextStyle{Bold: true}
 
 	fileForConversion := newFileForConversion(app)
-	directoryForSaving := newDirectoryForSaving(app)
+	directoryForSaving := newDirectoryForSaving(app, settingDirectoryForSaving)
 	overwriteOutputFiles := newOverwriteOutputFiles(app)
 	selectEncoder := newSelectEncoder(app, formats)
 
@@ -247,7 +248,7 @@ type directoryForSaving struct {
 	path    string
 }
 
-func newDirectoryForSaving(app kernel.AppContract) *directoryForSaving {
+func newDirectoryForSaving(app kernel.AppContract, settingDirectoryForSaving setting.DirectoryForSavingContract) *directoryForSaving {
 	directoryForSaving := &directoryForSaving{
 		path: "",
 	}
@@ -262,6 +263,13 @@ func newDirectoryForSaving(app kernel.AppContract) *directoryForSaving {
 
 	var locationURI fyne.ListableURI
 
+	location, err := getDirectoryForSaving(settingDirectoryForSaving)
+	if err == nil {
+		directoryForSaving.path = location.Path()
+		directoryForSaving.message.Text = location.Path()
+		setStringSuccessStyle(directoryForSaving.message)
+	}
+
 	directoryForSaving.button = widget.NewButton(buttonTitle, func() {
 		app.GetWindow().NewFolderOpen(func(r fyne.ListableURI, err error) {
 			if err != nil {
@@ -277,7 +285,11 @@ func newDirectoryForSaving(app kernel.AppContract) *directoryForSaving {
 
 			directoryForSaving.message.Text = r.Path()
 			setStringSuccessStyle(directoryForSaving.message)
-			locationURI, _ = storage.ListerForURI(r)
+			locationURI, err = storage.ListerForURI(r)
+
+			if err == nil {
+				_, _ = settingDirectoryForSaving.SaveDirectoryForSaving(locationURI.Path())
+			}
 
 		}, locationURI)
 	})
@@ -285,6 +297,24 @@ func newDirectoryForSaving(app kernel.AppContract) *directoryForSaving {
 	return directoryForSaving
 }
 
+func getDirectoryForSaving(settingDirectoryForSaving setting.DirectoryForSavingContract) (fyne.ListableURI, error) {
+	path, err := settingDirectoryForSaving.GetDirectoryForSaving()
+	if err != nil {
+		return nil, err
+	}
+
+	if len(path) > 0 {
+		path = "file://" + path
+	}
+
+	uri, err := storage.ParseURI(path)
+	if err != nil {
+		return nil, err
+	}
+
+	return storage.ListerForURI(uri)
+}
+
 type overwriteOutputFiles struct {
 	checkbox  *widget.Check
 	isChecked bool

handler/convertor.go

@@ -7,6 +7,7 @@ import (
 	error2 "git.kor-elf.net/kor-elf/gui-for-ffmpeg/error"
 	"git.kor-elf.net/kor-elf/gui-for-ffmpeg/helper"
 	"git.kor-elf.net/kor-elf/gui-for-ffmpeg/kernel"
+	"git.kor-elf.net/kor-elf/gui-for-ffmpeg/setting"
 	"github.com/nicksnyder/go-i18n/v2/i18n"
 )
 
@@ -22,6 +23,7 @@ type ConvertorHandler struct {
 	convertorView             convertor.ViewContract
 	errorView                 error2.ViewContract
 	convertorRepository       convertor.RepositoryContract
+	settingDirectoryForSaving setting.DirectoryForSavingContract
 }
 
 func NewConvertorHandler(
@@ -29,12 +31,14 @@ func NewConvertorHandler(
 	convertorView convertor.ViewContract,
 	errorView error2.ViewContract,
 	convertorRepository convertor.RepositoryContract,
+	settingDirectoryForSaving setting.DirectoryForSavingContract,
 ) *ConvertorHandler {
 	return &ConvertorHandler{
 		app:                       app,
 		convertorView:             convertorView,
 		errorView:                 errorView,
 		convertorRepository:       convertorRepository,
+		settingDirectoryForSaving: settingDirectoryForSaving,
 	}
 }
 
@@ -45,7 +49,7 @@ func (h ConvertorHandler) MainConvertor() {
 			h.errorView.PanicError(err)
 			return
 		}
-		conversion := view.NewConversion(h.app, formats, h.runConvert)
+		conversion := view.NewConversion(h.app, formats, h.runConvert, h.settingDirectoryForSaving)
 		h.convertorView.Main(conversion)
 		return
 	}

main.go

@@ -73,6 +73,8 @@ func main() {
 	}
 
 	settingRepository := setting.NewRepository(db)
+	settingDirectoryForSaving := setting.NewSettingDirectoryForSaving(settingRepository)
+
 	convertorRepository := convertor.NewRepository(settingRepository)
 	pathFFmpeg, err := convertorRepository.GetPathFfmpeg()
 	if err != nil && errors.Is(err, dberror.ErrRecordNotFound) == false {
@@ -95,7 +97,7 @@ func main() {
 
 	localizerView := localizer.NewView(application)
 	convertorView := convertor.NewView(application)
-	convertorHandler := handler.NewConvertorHandler(application, convertorView, errorView, convertorRepository)
+	convertorHandler := handler.NewConvertorHandler(application, convertorView, errorView, convertorRepository, settingDirectoryForSaving)
 
 	localizerRepository := localizer.NewRepository(settingRepository)
 	menuView := menu.NewView(application)

setting/directory_for_saving.go

@@ -0,0 +1,22 @@
+package setting
+
+type DirectoryForSavingContract interface {
+	GetDirectoryForSaving() (string, error)
+	SaveDirectoryForSaving(path string) (Setting, error)
+}
+
+type DirectoryForSaving struct {
+	settingRepository RepositoryContract
+}
+
+func NewSettingDirectoryForSaving(settingRepository RepositoryContract) *DirectoryForSaving {
+	return &DirectoryForSaving{settingRepository: settingRepository}
+}
+
+func (setting DirectoryForSaving) GetDirectoryForSaving() (string, error) {
+	return setting.settingRepository.GetValue("directoryForSaving")
+}
+
+func (setting DirectoryForSaving) SaveDirectoryForSaving(path string) (Setting, error) {
+	return setting.settingRepository.CreateOrUpdate("directoryForSaving", path)
+}