🏗️ microservice fabric splitting

common/i18n/parse.go

@@ -0,0 +1,17 @@
+package i18n
+
+import "golang.org/x/text/language"
+
+func MatchCurrentLanguageTag(accept string, supportTags []language.Tag) language.Tag {
+	langTags, _, err := language.ParseAcceptLanguage(accept)
+	if err != nil {
+		langTags = []language.Tag{language.Chinese}
+	}
+	var matcher = language.NewMatcher(supportTags)
+	_, i, _ := matcher.Match(langTags...)
+	tag := supportTags[i]
+	if tag == language.Und {
+		tag = language.Chinese
+	}
+	return tag
+}