iot_server/internal/pkg/i18n/i18n.go

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2023-08-28 06:49:44 +00:00
package i18n
import (
"context"
"fmt"
"github.com/winc-link/hummingbird/internal/pkg/i18n/locales"
"strconv"
"strings"
"text/template"
"github.com/BurntSushi/toml"
"github.com/nicksnyder/go-i18n/v2/i18n"
//"gitlab.com/tedge/edgex/internal/pkg/i18n/locales"
"golang.org/x/text/language"
)
var bundle *i18n.Bundle
func init() {
bundle = i18n.NewBundle(language.Chinese)
bundle.RegisterUnmarshalFunc("toml", toml.Unmarshal)
// load message
initMessages()
}
func initMessages() {
err := bundle.AddMessages(language.Make(language.English.String()), locales.GetEnMessages()...)
if err != nil {
panic(err)
}
err = bundle.AddMessages(language.Make(language.Chinese.String()), locales.GetZhMessages()...)
if err != nil {
panic(err)
}
}
// 常量的翻译 Trans("en", "device.name", nil)
func Trans(lang string, messageId string, params map[string]interface{}) string {
localizer := i18n.NewLocalizer(bundle, lang)
retStr, err := localizer.Localize(&i18n.LocalizeConfig{
MessageID: messageId,
TemplateData: params,
Funcs: template.FuncMap{
"filter": funcFilter,
"trim": funcTrim,
"left_space": funcAddLeftSpace,
},
})
if err != nil {
return messageId
}
return retStr
}
// 错误码的翻译 TransCode("en",10001, nil)
func TransCode(ctx context.Context, code uint32, params map[string]interface{}) string {
lang := GetLang(ctx)
localizer := i18n.NewLocalizer(bundle, lang)
strCode := strconv.Itoa(int(code))
retStr, err := localizer.Localize(&i18n.LocalizeConfig{
MessageID: strCode,
TemplateData: params,
Funcs: template.FuncMap{
"filter": funcFilter,
"trim": funcTrim,
"left_space": funcAddLeftSpace,
},
})
if err != nil {
return strCode
}
return retStr
}
// TransCodeDefault 错误码转换, 用于告警显示, 只显示英文错误信息
func TransCodeDefault(code uint32, params map[string]interface{}) string {
return "[Code(" + strconv.Itoa(int(code)) + ")] " + TransCode(context.Background(), code, params)
}
func funcFilter(a interface{}) string {
if a == nil {
return ""
}
return fmt.Sprintf("%v", a)
}
func funcTrim(a interface{}) string {
if a == nil {
return ""
}
return strings.TrimSpace(fmt.Sprintf("%v", a))
}
func funcAddLeftSpace(a interface{}) string {
if a == nil || a == "" {
return ""
}
return fmt.Sprintf(" %v", a)
}