fix: openai data truncation (#112)

client/src/service/utils/chat/index.ts

@@ -186,16 +186,27 @@ export const V2_StreamResponse = async ({
 }) => {
   let responseContent = '';
   let error: any = null;
-
+  let truncateData = '';
   const clientRes = async (data: string) => {
+    //部分代理会导致流式传输时的数据被截断，不为json格式，这里做一个兼容
     const { content = '' } = (() => {
       try {
+        if (truncateData) {
+          try {
+            //判断是否为json，如果是的话直接跳过后续拼装操作，注意极端情况下可能出现截断成3截以上情况也可以兼容
+            JSON.parse(data);
+          } catch (e) {
+            data = truncateData + data;
+          }
+          truncateData = '';
+        }
         const json = JSON.parse(data);
         const content: string = json?.choices?.[0].delta.content || '';
         error = json.error;
         responseContent += content;
         return { content };
       } catch (error) {
+        truncateData = data;
         return {};
       }
     })();