From 92e3bc20b2e70298e969c08f2fe022a2ac048296 Mon Sep 17 00:00:00 2001
From: JichouP <akkunn100@gmail.com>
Date: Wed, 1 Mar 2023 21:06:48 +0900
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20advanced=20bg=20for=20export?=
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---
 src/convertImage.ts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/convertImage.ts b/src/convertImage.ts
index c375776..5f79e73 100644
--- a/src/convertImage.ts
+++ b/src/convertImage.ts
@@ -70,6 +70,25 @@ export async function embedImageToHtml(html: string): Promise<Document> {
     if (!link) continue;
     el.setAttribute('src', link);
   }
+  const figures = doc.getElementsByTagName('figure');
+  const reg = /background-image:url\("([^)]+)"\)/;
+  for (let i = 0; i < figures.length; i++) {
+    const el = figures[i];
+    const style = el.getAttribute('style');
+    if (!style || !style.contains('background-image:url')) continue;
+    const decoded = decodeURI(style);
+    const result = decoded.match(reg);
+    const matched = result?.at(1);
+    if (!matched) continue;
+    const converted = await convertToBase64(matched);
+    if (!converted) continue;
+    const replaced = result?.[0]
+      .replace(matched, converted)
+      .replace(/\\/g, '/');
+    console.log(replaced);
+    if (!replaced) continue;
+    el.setAttribute('style', replaced);
+  }
   return doc;
 }