R81 补充企微回包字段取证

server/src/routes/wecomAuth.js

@@ -214,10 +214,26 @@ async function exchangeWecomCode(config, code) {
       details: { wecom: "userinfo_exchange_failed", payload },
     });
   }
+  const payloadKeys = payload && typeof payload === "object" ? Object.keys(payload).sort() : [];
+  const hasStringValue = (value) => typeof value === "string" && value.trim().length > 0;
   return {
     externalUserId: typeof payload.UserId === "string" && payload.UserId.trim() ? payload.UserId.trim() : null,
     externalOpenUserId: typeof payload.OpenId === "string" && payload.OpenId.trim() ? payload.OpenId.trim() : null,
     deviceId: typeof payload.DeviceId === "string" ? payload.DeviceId : null,
+    diagnostics: {
+      errcode: Number(payload.errcode ?? 0),
+      errmsg: typeof payload.errmsg === "string" ? payload.errmsg : null,
+      payloadKeys,
+      fieldPresence: {
+        UserId: hasStringValue(payload.UserId),
+        userid: hasStringValue(payload.userid),
+        OpenId: hasStringValue(payload.OpenId),
+        openid: hasStringValue(payload.openid),
+        external_userid: hasStringValue(payload.external_userid),
+        user_ticket: hasStringValue(payload.user_ticket),
+        corpid: hasStringValue(payload.corpid),
+      },
+    },
   };
 }
 
@@ -370,6 +386,10 @@ async function wecomAuthRoutes(fastify) {
           hasUserId: false,
           hasOpenId: Boolean(profile.externalOpenUserId),
           hasDeviceId: Boolean(profile.deviceId),
+          wecomErrCode: profile.diagnostics?.errcode ?? null,
+          wecomErrMsg: profile.diagnostics?.errmsg ?? null,
+          payloadKeys: profile.diagnostics?.payloadKeys ?? [],
+          fieldPresence: profile.diagnostics?.fieldPresence ?? {},
         },
         "wecom callback missing internal user id",
       );