基本可用。

bf.request.cpp

@@ -1,6 +1,7 @@
 #include "bf.request.h"
 
 #include <fmt/format.h>
+#include <nlohmann/json.hpp>
 
 #include "bf.util.h"
 
@@ -58,4 +59,62 @@ size_t BF_Request::writeData(void* buffer, size_t size, size_t nmemb, std::strin
     auto totalSize = size * nmemb;
     str->append(static_cast<char*>(buffer), totalSize);
     return totalSize;
+}
+
+bool BF_Request::HandleStr(const std::string& jsonMsg, std::string& out)
+{
+    out.clear();
+
+    if (jsonMsg.empty()) {
+        gLogger->error("JSON消息为空");
+        return false;
+    }
+
+    try {
+        nlohmann::json j = nlohmann::json::parse(jsonMsg);
+
+        if (j.contains("error_code")) {
+            std::string errorCode = j["error_code"];
+            std::string errorMsg = j.value("error_msg", "未知错误");
+            gLogger->error("翻译API返回错误: code={}, msg={}", errorCode, errorMsg);
+            return false;
+        }
+
+        if (!j.contains("trans_result")) {
+            gLogger->error("JSON中缺少trans_result字段");
+            return false;
+        }
+
+        const auto& transResult = j["trans_result"];
+        if (!transResult.is_array() || transResult.empty()) {
+            gLogger->error("trans_result不是有效数组或为空");
+            return false;
+        }
+
+        std::vector<std::string> translations;
+        for (const auto& item : transResult) {
+            if (item.contains("dst")) {
+                translations.push_back(item["dst"].get<std::string>());
+            }
+        }
+
+        if (translations.empty()) {
+            gLogger->error("未找到有效的翻译结果");
+            return false;
+        }
+        for (size_t i = 0; i < translations.size(); ++i) {
+            out += translations[i];
+            if (i < translations.size() - 1) {
+                out += "\n";
+            }
+        }
+        return true;
+
+    } catch (const nlohmann::json::exception& e) {
+        gLogger->error("JSON解析失败: {}, 原始数据: {}", e.what(), jsonMsg);
+        return false;
+    } catch (const std::exception& e) {
+        gLogger->error("处理JSON时发生异常: {}, 原始数据: {}", e.what(), jsonMsg);
+        return false;
+    }
 }