🐛 Fixed page resource loading

internal/cmd/home/home.go

@@ -152,7 +152,9 @@ func NewApp(logger *log.Logger, config *domain.Config) (*App, error) {
 
 			// NOTE(toby3d): client request '/:lang/...', try to
 			// understand which language code in subdir is requested.
-			lang = domain.NewLanguage(head)
+			if lang = domain.NewLanguage(head); lang != domain.LanguageUnd {
+				r.URL.Path = tail
+			}
 
 			// NOTE(toby3d): get localized site config for requested
 			// subdir if exists.
@@ -165,9 +167,9 @@ func NewApp(logger *log.Logger, config *domain.Config) (*App, error) {
 
 		if res, err := resourcer.Do(r.Context(), r.URL.Path); err == nil {
 			// TODO(toby3d) : ugly workaround, must be refactored
-			resFile, err := contentDir.Open(res.File.Path())
+			resFile, err := contentDir.Open(res.File.Filename())
 			if err != nil {
-				http.Error(w, "cannot open: "+err.Error(), http.StatusInternalServerError)
+				http.Error(w, "cannot open resource: "+err.Error(), http.StatusInternalServerError)
 
 				return
 			}
@@ -175,7 +177,7 @@ func NewApp(logger *log.Logger, config *domain.Config) (*App, error) {
 
 			resBytes, err := io.ReadAll(resFile)
 			if err != nil {
-				http.Error(w, "cannot read all: "+err.Error(), http.StatusInternalServerError)
+				http.Error(w, "cannot read resource: "+err.Error(), http.StatusInternalServerError)
 
 				return
 			}

internal/resource/repository.go

@@ -2,6 +2,7 @@ package resource
 
 import (
 	"context"
+	"errors"
 
 	"source.toby3d.me/toby3d/home/internal/domain"
 )
@@ -13,3 +14,5 @@ type Repository interface {
 	// Fetch returns all resources from dir recursevly.
 	Fetch(ctx context.Context, pattern string) (domain.Resources, int, error)
 }
+
+var ErrIsDir error = errors.New("resource is a directory")

internal/resource/repository/fs/fs_resource.go

@@ -25,6 +25,10 @@ func (repo *fileServerResourceRepository) Get(ctx context.Context, p string) (*d
 		return nil, fmt.Errorf("cannot stat resource on path '%s': %w", p, err)
 	}
 
+	if info.IsDir() {
+		return nil, fmt.Errorf("cannot open resource on path '%s': %w", p, resource.ErrIsDir)
+	}
+
 	f, err := repo.root.Open(p)
 	if err != nil {
 		return nil, fmt.Errorf("cannot open resource on path '%s': %w", p, err)

internal/resource/usecase/resource_ucase.go

@@ -21,9 +21,7 @@ func NewResourceUseCase(resources resource.Repository) resource.UseCase {
 }
 
 func (ucase *resourceUseCase) Do(ctx context.Context, p string) (*domain.Resource, error) {
-	p = strings.TrimPrefix(path.Clean(p), "/")
-
-	r, err := ucase.resources.Get(ctx, p)
+	r, err := ucase.resources.Get(ctx, strings.TrimPrefix(path.Clean(p), "/"))
 	if err != nil {
 		return nil, fmt.Errorf("cannot get resource file: %w", err)
 	}