77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
/*
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* Copyright 2026 CloudWeGo Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Package internal provides adk internal utils.
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package internal
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import (
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"fmt"
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"sync/atomic"
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)
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// Language represents the language setting for the ADK built-in prompts.
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type Language uint8
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const (
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// LanguageEnglish represents English language.
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LanguageEnglish Language = iota
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// LanguageChinese represents Chinese language.
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LanguageChinese
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)
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var language atomic.Value
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// SetLanguage sets the language for the ADK built-in prompts.
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// The default language is English if not explicitly set.
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func SetLanguage(lang Language) error {
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if lang != LanguageEnglish &&
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lang != LanguageChinese {
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return fmt.Errorf("invalid language: %v", lang)
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}
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language.Store(lang)
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return nil
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}
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// GetLanguage returns the current language setting for the ADK built-in prompts.
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// Returns LanguageEnglish if no language has been set.
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func getLanguage() Language {
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if l, ok := language.Load().(Language); ok {
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return l
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}
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return LanguageEnglish
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}
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// I18nPrompts holds prompt strings for different languages.
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type I18nPrompts struct {
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English string
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Chinese string
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}
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// SelectPrompt returns the appropriate prompt string based on the current language setting.
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// Returns an error if the current language is not supported.
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func SelectPrompt(prompts I18nPrompts) string {
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lang := getLanguage()
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switch lang {
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case LanguageEnglish:
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return prompts.English
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case LanguageChinese:
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return prompts.Chinese
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default:
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// unreachable
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panic(fmt.Sprintf("invalid language: %v", lang))
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}
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}
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