embed static files

pkg/activity/activity.go

@@ -2,6 +2,7 @@ package activity
 
 import (
 	"bufio"
+	"embed"
 	"errors"
 	"fmt"
 	"os"
@@ -26,6 +27,9 @@ const (
 	relativeAssetLibraryPath = "Library/Mobile Documents/com~apple~CloudDocs/privat/sport/Tourenbuch/"
 )
 
+//go:embed templates/*
+var content embed.FS
+
 var ErrTourenbuchDirNameWrong = errors.New("directory name does not match expected schema")
 
 type Meta struct {
@@ -105,7 +109,7 @@ func (a *Activity) createFolder() error {
 func (a *Activity) initSkeleton(file string) (string, error) {
 	location := fmt.Sprintf("templates/tourenbuch/%s/%s", a.Meta.Category, file)
 
-	tmpl, err := template.ParseFiles(location)
+	tmpl, err := template.ParseFS(content, location)
 	if err != nil {
 		return "", fmt.Errorf("parsing template file: %s; error: %w", location, err)
 	}

pkg/oauth/oauth.go

@@ -56,7 +56,7 @@ func handleStravaCallback(tokenFile string) func(w http.ResponseWriter, r *http.
 	return func(w http.ResponseWriter, r *http.Request) (interface{}, error) {
 		if r.FormValue("state") != OauthStateString {
 			log.Error().Msg("Invalid oauth state")
-			templates.Render(w, "templates/html/strava-failure.html")
+			templates.HTMLRender(w, "templates/strava-failure.html")
 
 			// insert html error here
 			return nil, fmt.Errorf("%w: %s", ErrInvalidOauthState, r.FormValue("state"))
@@ -65,12 +65,12 @@ func handleStravaCallback(tokenFile string) func(w http.ResponseWriter, r *http.
 		token, err := StravaOauthConfig.Exchange(context.Background(), r.FormValue("code"))
 		if err != nil {
 			log.Error().Err(err).Msg("Code exchange failed")
-			templates.Render(w, "templates/html/strava-failure.html")
+			templates.HTMLRender(w, "templates/strava-failure.html")
 
 			return nil, fmt.Errorf("code exchange failed: %w", err)
 		}
 
-		templates.Render(w, "templates/html/strava-success.html")
+		templates.HTMLRender(w, "templates/strava-success.html")
 
 		if err := utils.SaveToken(tokenFile, token); err != nil {
 			log.Error().Err(err).Msg("Failed to save token")

pkg/templates/template.go

@@ -1,12 +1,16 @@
 package templates
 
 import (
+	"embed"
 	"html/template"
 	"net/http"
 )
 
-func Render(w http.ResponseWriter, tmpl string) {
-	render, err := template.ParseFiles(tmpl)
+//go:embed templates/*
+var content embed.FS
+
+func HTMLRender(w http.ResponseWriter, tmpl string) {
+	render, err := template.ParseFS(content, tmpl)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusInternalServerError)