From 1ece98674a96c5fccf1f16bc97d8d2b606dc6635 Mon Sep 17 00:00:00 2001
From: Ryan Wang <thepoy@163.com>
Date: Thu, 29 Aug 2024 22:59:23 +0800
Subject: [PATCH] =?UTF-8?q?fix(douyu):=20=E4=B8=AA=E5=88=AB=E6=88=BF?=
 =?UTF-8?q?=E9=97=B4=E5=9C=A8=E4=B8=AA=E5=88=AB=E6=97=B6=E9=97=B4=E6=AE=B5?=
 =?UTF-8?q?=E5=8F=AF=E8=83=BD=E8=A7=A3=E6=9E=90=E5=A4=B1=E8=B4=A5,=20?=
 =?UTF-8?q?=E5=BC=95=E8=B5=B7=E9=A1=B5=E9=9D=A2=E7=8A=B6=E6=80=81=E4=B8=8D?=
 =?UTF-8?q?=E6=9B=B4=E6=96=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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此问题未发现原因, 待进一步研究修复
---
 src/parser/douyu/index.ts | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/parser/douyu/index.ts b/src/parser/douyu/index.ts
index 1c4591a..aab2b34 100644
--- a/src/parser/douyu/index.ts
+++ b/src/parser/douyu/index.ts
@@ -132,6 +132,12 @@ class Douyu {
         signFunc = eval(ub98484234 + matchResult[0] + ub98484234Call) as string;
       }
     }
+
+    // FIXME: signFunc 为空很奇怪, 需要进一步修复
+    if (!signFunc) {
+      return Error(`此房间未获取到 signFunc, 解析失败: ${this.roomID}`);
+    }
+
     const v = signFunc.match(/\w{12}/)!;
 
     const md5 = await computeMD5(`${this.finalRoomID}${did}${ts}${v[0]}`);
@@ -168,7 +174,12 @@ class Douyu {
         }
       }
 
-      this.signFunc = await this.matchSignFunc(html);
+      const signFunc = await this.matchSignFunc(html);
+      if (signFunc instanceof Error) {
+        return signFunc;
+      }
+
+      this.signFunc = signFunc;
 
       const anchor = html.match(/<div class="Title-anchorName" title="(.+?)">/);
       this.anchor = anchor![1];