coze-studio/backend/api/middleware/i18n.go

54 lines
1.4 KiB
Go

/*
* Copyright 2025 coze-dev Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package middleware
import (
"context"
"strings"
"github.com/cloudwego/hertz/pkg/app"
"github.com/coze-dev/coze-studio/backend/domain/user/entity"
"github.com/coze-dev/coze-studio/backend/pkg/ctxcache"
"github.com/coze-dev/coze-studio/backend/pkg/i18n"
"github.com/coze-dev/coze-studio/backend/types/consts"
)
func I18nMW() app.HandlerFunc {
return func(c context.Context, ctx *app.RequestContext) {
session, ok := ctxcache.Get[*entity.Session](c, consts.SessionDataKeyInCtx)
if ok {
c = i18n.SetLocale(c, session.Locale)
ctx.Next(c)
return
}
acceptLanguage := string(ctx.Request.Header.Get("Accept-Language"))
locale := "en-US"
if acceptLanguage != "" {
languages := strings.Split(acceptLanguage, ",")
if len(languages) > 0 {
locale = languages[0]
}
}
c = i18n.SetLocale(c, locale)
ctx.Next(c)
}
}