simplify some examples

_examples/i18n/template/main.go

@@ -5,20 +5,11 @@ import (
 	"text/template"
 
 	"github.com/kataras/iris/v12"
-
-	// go get -u golang.org/x/text/message
-
-	"golang.org/x/text/feature/plural"
-	"golang.org/x/text/language"
-	"golang.org/x/text/message"
 )
 
 /*
  Iris I18n supports text/template inside the translation values.
  Follow this example to learn how to use that feature.
-
- This is just an example on how to use template functions.
- See the "plurals" example for a more comprehensive pluralization support instead.
 */
 
 func main() {
@@ -29,75 +20,29 @@ func main() {
 func newApp() *iris.Application {
 	app := iris.New()
 
-	// set the printers after load, so they can be done by loop of available languages.
-	printers := make(map[string]*message.Printer)
-
-	message.Set(language.Greek, "Hello %d dog",
-		plural.Selectf(1, "%d",
-			"one", "Γεια σου σκυλί",
-			"other", "Γεια σας %[1]d σκυλιά",
-		))
-
-	/* by variable, single word:
-	message.Set(language.Greek, "Hi %d dog(s)",
-		catalog.Var("dogs", plural.Selectf(1, "%d", "one", "σκυλί", "other", "σκυλιά")),
-		catalog.String("Γεια %[1]d ${dogs}"))
-	*/
-
 	// Set custom functions per locale!
 	app.I18n.Loader.Funcs = func(current iris.Locale) template.FuncMap {
 		return template.FuncMap{
-			"plural": func(word string, count int) string {
-				// Your own implementation or use a 3rd-party package
-				// like we do here.
-				return printers[current.Language()].Sprintf(word, count)
-			},
 			"uppercase": func(word string) string {
 				return strings.ToUpper(word)
 			},
-			"concat": func(words ...string) string {
-				return strings.Join(words, " ")
-			},
 		}
 	}
 
-	err := app.I18n.Load("./locales/*/*", "en-US", "el-GR")
+	err := app.I18n.Load("./locales/*/*.ini", "en-US", "el-GR")
 	if err != nil {
 		panic(err)
 	}
 
-	for _, tag := range app.I18n.Tags() {
-		printers[tag.String()] = message.NewPrinter(tag)
-	}
-
-	message.NewPrinter(language.Greek).Printf("Hello %d dog", 2)
-
 	app.Get("/", func(ctx iris.Context) {
-		text := ctx.Tr("HiDogs", iris.Map{
-			"count": 2,
-		}) // en-US: prints "Hi 2 dogs".
+		text := ctx.Tr("forms.register") // en-US: prints "Become a MEMBER".
 		ctx.WriteString(text)
 	})
 
-	app.Get("/singular", func(ctx iris.Context) {
-		text := ctx.Tr("HiDogs", iris.Map{
-			"count": 1,
-		}) // en-US: prints "Hi 1 dog".
+	app.Get("/title", func(ctx iris.Context) {
+		text := ctx.Tr("user.connections.Title") // en-US: prints "Accounts Connections".
 		ctx.WriteString(text)
 	})
 
-	app.Get("/members", func(ctx iris.Context) {
-		text := ctx.Tr("forms.registered_members", iris.Map{
-			"count": 42,
-		}) // en-US: prints "There are 42 members registered".
-		ctx.WriteString(text)
-	})
-
-	// showcases the other.ini translation file.
-	app.Get("/other", func(ctx iris.Context) {
-		ctx.Writef(`AccessLogClear: %s
-Title: %s`, ctx.Tr("debug.AccessLogClear"), ctx.Tr("user.connections.Title"))
-	})
-
 	return app
 }