添加多语言最基础代码

pkg/langs/lang.go

@@ -0,0 +1,32 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package langs
+
+type Lang struct {
+	code string
+
+	messageMap map[string]string // message code => message text
+}
+
+func NewLang(code string) *Lang {
+	return &Lang{
+		code:       code,
+		messageMap: map[string]string{},
+	}
+}
+
+func (this *Lang) Set(messageCode string, messageText string) {
+	this.messageMap[messageCode] = messageText
+}
+
+// Get 读取单条消息
+// get single message with message code
+func (this *Lang) Get(messageCode string) string {
+	return this.messageMap[messageCode]
+}
+
+// GetAll 读取所有消息
+// get all messages
+func (this *Lang) GetAll() map[string]string {
+	return this.messageMap
+}