feat: 重构项目以符合 Go 规范，添加 OpenAI 接口适配，优化长文本朗读功能（切割后合并）

2025-03-09 13:02:28 +08:00
parent 539f6d9ef5
commit 8f2fd68ebe
31 changed files with 2487 additions and 647 deletions
--- a/internal/utils/utils.go
+++ b/internal/utils/utils.go
@@ -0,0 +1,87 @@
+package utils
+
+import (
+	"crypto/hmac"
+	"crypto/sha256"
+	"encoding/base64"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+	"strings"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/sirupsen/logrus"
+)
+
+var (
+	log    = logrus.New()
+	client = &http.Client{}
+)
+
+const (
+	endpointURL          = "https://dev.microsofttranslator.com/apps/endpoint?api-version=1.0"
+	userAgent            = "okhttp/4.5.0"
+	clientVersion        = "4.0.530a 5fe1dc6c"
+	userId               = "0f04d16a175c411e"
+	homeGeographicRegion = "zh-Hans-CN"
+	clientTraceId        = "aab069b9-70a7-4844-a734-96cd78d94be9"
+	voiceDecodeKey       = "oik6PdDdMnOXemTbwvMn9de/h9lFnfBaCWbGMMZqqoSaQaqUOqjVGm5NqsmjcBI1x+sS9ugjB55HEJWRiFXYFw=="
+)
+
+// GetEndpoint 获取语音合成服务的端点信息
+func GetEndpoint() (map[string]interface{}, error) {
+	signature := Sign(endpointURL)
+	headers := map[string]string{
+		"Accept-Language":        "zh-Hans",
+		"X-ClientVersion":        clientVersion,
+		"X-UserId":               userId,
+		"X-HomeGeographicRegion": homeGeographicRegion,
+		"X-ClientTraceId":        clientTraceId,
+		"X-MT-Signature":         signature,
+		"User-Agent":             userAgent,
+		"Content-Type":           "application/json; charset=utf-8",
+		"Content-Length":         "0",
+		"Accept-Encoding":        "gzip",
+	}
+	req, err := http.NewRequest("POST", endpointURL, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	for k, v := range headers {
+		req.Header.Set(k, v)
+	}
+
+	resp, err := client.Do(req)
+	if err != nil {
+		log.Error("failed to do request: ", err)
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	var result map[string]interface{}
+	err = json.NewDecoder(resp.Body).Decode(&result)
+	if err != nil {
+		return nil, err
+	}
+
+	return result, nil
+}
+
+// Sign 生成签名
+func Sign(urlStr string) string {
+	u := strings.Split(urlStr, "://")[1]
+	encodedUrl := url.QueryEscape(u)
+	uuidStr := strings.ReplaceAll(uuid.New().String(), "-", "")
+	formattedDate := strings.ToLower(time.Now().UTC().Format("Mon, 02 Jan 2006 15:04:05")) + "gmt"
+	bytesToSign := fmt.Sprintf("MSTranslatorAndroidApp%s%s%s", encodedUrl, formattedDate, uuidStr)
+	bytesToSign = strings.ToLower(bytesToSign)
+	decode, _ := base64.StdEncoding.DecodeString(voiceDecodeKey)
+	hash := hmac.New(sha256.New, decode)
+	hash.Write([]byte(bytesToSign))
+	secretKey := hash.Sum(nil)
+	signBase64 := base64.StdEncoding.EncodeToString(secretKey)
+	return fmt.Sprintf("MSTranslatorAndroidApp::%s::%s::%s", signBase64, formattedDate, uuidStr)
+}