From d9d92f1915559ac10a65e26701d67ddd02c1d5e5 Mon Sep 17 00:00:00 2001
From: hunicus <93150691+hunicus@users.noreply.github.com>
Date: Sun, 10 Mar 2024 09:52:28 +0900
Subject: [PATCH] Add service function for fixed preview images

---
 frontend/src/app/services/opengraph.service.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/frontend/src/app/services/opengraph.service.ts b/frontend/src/app/services/opengraph.service.ts
index e77771865..f21d69b79 100644
--- a/frontend/src/app/services/opengraph.service.ts
+++ b/frontend/src/app/services/opengraph.service.ts
@@ -67,6 +67,15 @@ export class OpenGraphService {
     this.metaService.updateTag({ property: 'og:image:height', content: '500' });
   }
 
+  setManualOgImage(imageFilename) {
+    const ogImage = `${window.location.protocol}//${window.location.host}/resources/previews/${imageFilename}`;
+    this.metaService.updateTag({ property: 'og:image', content: ogImage });
+    this.metaService.updateTag({ property: 'og:image:type', content: 'image/jpeg' });
+    this.metaService.updateTag({ property: 'og:image:width', content: '2000' });
+    this.metaService.updateTag({ property: 'og:image:height', content: '1000' });
+    this.metaService.updateTag({ name: 'twitter:image', content: ogImage });
+  }
+
   /// register an event that needs to resolve before we can take a screenshot
   waitFor(event) {
     if (!this.previewLoadingEvents[event]) {