From 354f3fd8e260452d531f83e86771aea34bf3fc89 Mon Sep 17 00:00:00 2001
From: xuncha <1658671838@qq.com>
Date: Sun, 22 Mar 2026 09:18:57 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E5=9B=BE=E7=89=87=E8=A7=A3?=
 =?UTF-8?q?=E5=AF=86=E5=A4=B1=E8=B4=A5?=
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---
 electron/services/exportService.ts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/electron/services/exportService.ts b/electron/services/exportService.ts
index 0a13243..e0f43f3 100644
--- a/electron/services/exportService.ts
+++ b/electron/services/exportService.ts
@@ -1000,6 +1000,26 @@ class ExportService {
     return `${localType}_${this.getStableMessageKey(msg)}`
   }
 
+  private getImageMissingRunCacheKey(
+    sessionId: string,
+    imageMd5?: unknown,
+    imageDatName?: unknown,
+    imageDeepSearchOnMiss = true
+  ): string | null {
+    const normalizedSessionId = String(sessionId || '').trim()
+    const normalizedImageMd5 = String(imageMd5 || '').trim().toLowerCase()
+    const normalizedImageDatName = String(imageDatName || '').trim().toLowerCase()
+    if (!normalizedSessionId) return null
+    if (!normalizedImageMd5 && !normalizedImageDatName) return null
+
+    const primaryToken = normalizedImageMd5 || normalizedImageDatName
+    const secondaryToken = normalizedImageMd5 && normalizedImageDatName && normalizedImageDatName !== normalizedImageMd5
+      ? normalizedImageDatName
+      : ''
+    const lookupMode = imageDeepSearchOnMiss ? 'deep' : 'hardlink'
+    return `${lookupMode}\u001f${normalizedSessionId}\u001f${primaryToken}\u001f${secondaryToken}`
+  }
+
   private normalizeEmojiMd5(value: unknown): string | undefined {
     const md5 = String(value || '').trim().toLowerCase()
     if (!/^[a-f0-9]{32}$/.test(md5)) return undefined