Function translateWithMicrosoftInBackground

entrypoints/background.ts:11–36

* 在background脚本中调用微软翻译API（避免Firefox CORS问题）

(text: string, targetLang: string)

 * 在background脚本中调用微软翻译API（避免Firefox CORS问题）
 */
async function translateWithMicrosoftInBackground(text: string, targetLang: string): Promise<string> {
    try {
        // 获取微软翻译的JWT令牌
        const jwtToken = await refreshMicrosoftTokenInBackground();

        // 调用微软翻译API
        const response = await fetch(`https://api-edge.cognitive.microsofttranslator.com/translate?from=&to=${targetLang}&api-version=3.0&includeSentenceLength=true&textType=html`, {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
                'Authorization': 'Bearer ' + jwtToken
            },
            body: JSON.stringify([{ Text: text }])
        });

        if (response.ok) {
            const result = await response.json();
            return result[0].translations[0].text;
        } else {
            throw new Error(`微软翻译失败: ${response.status} ${response.statusText}`);
        }
    } catch (error) {
        console.error('微软翻译请求失败:', error);
        throw error;
    }
}

/**
 * 在background脚本中刷新微软翻译令牌