fix: 更新 DownloadFile 函数以解析 URL，增强 TLS 配置并改进重试逻辑

util/url.go

@@ -65,21 +65,40 @@ func normalizeURL(rawURL string) string {
 }
 
 // DownloadFile 下载文件到指定目录，返回带有正确扩展名的完整文件路径
-func DownloadFile(url string, dirPath string) (filepath string, err error) {
-	// 创建自定义的HTTP客户端
+func DownloadFile(urlStr string, dirPath string) (filepath string, err error) {
+	// 解析URL获取域名
+	parsedURL, err := url.Parse(urlStr)
+	if err != nil {
+		return "", fmt.Errorf("URL解析失败: %v", err)
+	}
+
+	// 创建基础传输配置
+	transport := &http.Transport{
+		ForceAttemptHTTP2: true,
+	}
+
+	// 如果是腾讯的特定域名，使用特殊的TLS配置
+	if strings.HasSuffix(parsedURL.Host, ".qq.com.cn") {
+		transport.TLSClientConfig = &tls.Config{
+			MinVersion: tls.VersionTLS12,
+			MaxVersion: tls.VersionTLS12,
+			CipherSuites: []uint16{
+				tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+			},
+		}
+		transport.ForceAttemptHTTP2 = false
+	}
+
+	// 创建HTTP客户端
 	client := &http.Client{
-		Transport: &http.Transport{
-			TLSClientConfig: &tls.Config{
-				InsecureSkipVerify: true,
-			},
-		},
+		Transport: transport,
 	}
 
 	// 发送 HTTP GET 请求
 	var resp *http.Response
 	var maxRetry = 100
 	var retry = 0
-	for resp, err = client.Get(url); err != nil && retry < maxRetry; resp, err = client.Get(url) {
+	for resp, err = client.Get(urlStr); err != nil && retry < maxRetry; resp, err = client.Get(urlStr) {
 		fmt.Printf("下载失败，正在重试... 错误: %v\n", err)
 		retry++
 	}