Files
cloudpods/pkg/i18n/table.go
2021-07-16 12:20:52 +08:00

93 lines
1.9 KiB
Go

// Copyright 2019 Yunion
//
// 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 i18n
import (
"context"
"golang.org/x/text/language"
)
type Tag = language.Tag
var (
I18N_TAG_CHINESE Tag = Tag(language.Chinese)
I18N_TAG_ENGLISH Tag = Tag(language.English)
)
type ITable interface {
Lookup(ctx context.Context, key string) string
}
type TableEntry map[language.Tag]string
type Table map[string]TableEntry
func NewTableEntry() TableEntry {
return TableEntry{}
}
func (te TableEntry) CN(v string) TableEntry {
te[language.Chinese] = v
return te
}
func (te TableEntry) EN(v string) TableEntry {
te[language.English] = v
return te
}
func (te TableEntry) Lookup(ctx context.Context) (string, bool) {
lang := Lang(ctx)
lang = tableLangMatch(lang)
v, ok := te[lang]
return v, ok
}
func (tbl Table) Set(k string, te TableEntry) {
tbl[k] = te
}
func (tbl Table) Lookup(ctx context.Context, key string) string {
lang := Lang(ctx)
return tbl.LookupByLang(lang, key)
}
func (tbl Table) LookupByLang(lang language.Tag, key string) string {
te, ok := tbl[key]
if !ok {
return key
}
lang = tableLangMatch(lang)
v, ok := te[lang]
if !ok {
return key
}
return v
}
var tableLangSupported = []language.Tag{
language.English,
language.Chinese,
}
var tableLangMatcher = language.NewMatcher(tableLangSupported)
func tableLangMatch(tag language.Tag) language.Tag {
_, i, _ := tableLangMatcher.Match(tag)
return tableLangSupported[i]
}