From 53a52d8561ebaf2b5b34a438bba4ee414a5464b5 Mon Sep 17 00:00:00 2001
From: 2977094657 <2977094657@qq.com>
Date: Sun, 15 Mar 2026 17:42:45 +0800
Subject: [PATCH] fix(export): keep appmsg type-4 links clickable

---
 electron/services/exportService.ts | 30 +++++++++++++++++++++---------
 1 file changed, 21 insertions(+), 9 deletions(-)

diff --git a/electron/services/exportService.ts b/electron/services/exportService.ts
index dcf3956..caf9fda 100644
--- a/electron/services/exportService.ts
+++ b/electron/services/exportService.ts
@@ -1127,7 +1127,7 @@ class ExportService {
           if (xmlType === '19') return title ? `[聊天记录] ${title}` : '[聊天记录]'
           if (xmlType === '33' || xmlType === '36') return title ? `[小程序] ${title}` : '[小程序]'
           if (xmlType === '57') return title || '[引用消息]'
-          if (xmlType === '5' || xmlType === '49') return title ? `[链接] ${title}` : '[链接]'
+          if (xmlType === '4' || xmlType === '5' || xmlType === '49') return title ? `[链接] ${title}` : '[链接]'
 
           // 有 title 就返回 title
           if (title) return title
@@ -1200,6 +1200,7 @@ class ExportService {
       const typeMatch = /<type>(\d+)<\/type>/i.exec(normalized)
       const subType = typeMatch ? parseInt(typeMatch[1], 10) : 0
       const title = this.extractXmlValue(normalized, 'title') || this.extractXmlValue(normalized, 'appname')
+      const linkUrl = this.extractAppMessageLinkUrl(normalized)
 
       // 群公告消息（type 87）
       if (subType === 87) {
@@ -1258,6 +1259,9 @@ class ExportService {
       if (subType === 57) {
         return title || '[引用消息]'
       }
+      if (linkUrl) {
+        return title ? `[链接]${title}\n${linkUrl}` : linkUrl
+      }
       if (title) {
         return `[链接]${title}`
       }
@@ -1810,6 +1814,7 @@ class ExportService {
       normalized.includes('<msg>')
     const hasReferMsg = normalized.includes('<refermsg>')
     const xmlType = this.extractAppMessageType(normalized)
+    const appMsgUrl = this.extractAppMessageLinkUrl(normalized)
     const isFinder =
       xmlType === '51' ||
       normalized.includes('<finder') ||
@@ -1842,7 +1847,7 @@ class ExportService {
       appMsgKind = 'announcement'
     } else if (xmlType === '57' || hasReferMsg || localType === 244813135921) {
       appMsgKind = 'quote'
-    } else if (xmlType === '5' || xmlType === '49') {
+    } else if (xmlType === '4' || xmlType === '5' || xmlType === '49' || appMsgUrl) {
       appMsgKind = 'link'
     } else if (looksLikeAppMsg) {
       appMsgKind = 'card'
@@ -1882,11 +1887,7 @@ class ExportService {
 
     if (appMsgKind === 'link') {
       const linkCard = this.extractHtmlLinkCard(normalized, localType)
-      const linkUrl = linkCard?.url || this.normalizeHtmlLinkUrl(
-        this.extractXmlValue(normalized, 'shareurl') ||
-        this.extractXmlValue(normalized, 'shorturl') ||
-        this.extractXmlValue(normalized, 'dataurl')
-      )
+      const linkUrl = linkCard?.url || appMsgUrl
       if (linkCard?.title) meta.linkTitle = linkCard.title
       if (linkUrl) meta.linkUrl = linkUrl
       if (appMsgThumbUrl) meta.linkThumb = appMsgThumbUrl
@@ -2071,6 +2072,17 @@ class ExportService {
     return this.formatPlainExportContent(content, localType, { exportVoiceAsText: false }, undefined, myWxid, senderWxid, isSend)
   }
 
+  private extractAppMessageLinkUrl(content: string): string {
+    const normalized = this.normalizeAppMessageContent(content)
+    return this.normalizeHtmlLinkUrl(
+      this.extractXmlValue(normalized, 'url') ||
+      this.extractXmlValue(normalized, 'shareurl') ||
+      this.extractXmlValue(normalized, 'shorturl') ||
+      this.extractXmlValue(normalized, 'dataurl') ||
+      this.extractXmlValue(normalized, 'lowurl')
+    )
+  }
+
   private extractHtmlLinkCard(content: string, localType: number): { title: string; url: string } | null {
     if (!content) return null
 
@@ -2079,9 +2091,9 @@ class ExportService {
     if (!isAppMessage) return null
 
     const subType = this.extractXmlValue(normalized, 'type')
-    if (subType && subType !== '5' && subType !== '49') return null
+    if (subType && subType !== '4' && subType !== '5' && subType !== '49') return null
 
-    const url = this.normalizeHtmlLinkUrl(this.extractXmlValue(normalized, 'url'))
+    const url = this.extractAppMessageLinkUrl(normalized)
     if (!url) return null
 
     const title = this.extractXmlValue(normalized, 'title') || this.extractXmlValue(normalized, 'des') || url