From 410ca6cb772ff9e42050316543893ff16c32e0de Mon Sep 17 00:00:00 2001
From: Richard Hand <pid90611@adobe.com>
Date: Thu, 25 Jul 2024 17:24:53 +0200
Subject: [PATCH] MWPW-155065 PartnerCards fallback for invalid thumbnail
 images

- checks news card background image on first updated
- replace with a hardcoded default image path
- changes the background color of the card header to prevent FOUC
---
 edsdme/components/NewsCard.js           | 24 +++++++++++++++++++++++-
 edsdme/components/PartnerCardsStyles.js |  2 +-
 2 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/edsdme/components/NewsCard.js b/edsdme/components/NewsCard.js
index ac8afaf..07c5657 100644
--- a/edsdme/components/NewsCard.js
+++ b/edsdme/components/NewsCard.js
@@ -1,9 +1,11 @@
 import { newsCardStyles } from './PartnerCardsStyles.js';
-import { formatDate, getLibs } from '../scripts/utils.js';
+import { formatDate, getLibs, prodHosts } from '../scripts/utils.js';
 
 const miloLibs = getLibs();
 const { html, LitElement } = await import(`${miloLibs}/deps/lit-all.min.js`);
 
+const DEFAULT_BACKGROUND_IMAGE_PATH = '/content/dam/solution/en/images/card-collection/sample_default.png';
+
 class NewsCard extends LitElement {
   static properties = { data: { type: Object } };
 
@@ -24,6 +26,26 @@ class NewsCard extends LitElement {
     return newUrl;
   }
 
+  checkBackgroundImage(element) {
+    const style = window.getComputedStyle(element);
+    const url = style.backgroundImage.slice(5, -2);
+    const img = new Image();
+
+    const isProd = prodHosts.includes(window.location.host);
+    const defaultBackgroundImageOrigin = `https://solutionpartners.${isProd ? '' : 'stage2.'}adobe.com`;
+    const defaultBackgroundImageUrl = `${defaultBackgroundImageOrigin}${DEFAULT_BACKGROUND_IMAGE_PATH}`;
+
+    img.onerror = () => {
+      element.style.backgroundImage = `url(${defaultBackgroundImageUrl})`;
+    };
+
+    img.src = url;
+  }
+
+  firstUpdated() {
+    this.checkBackgroundImage(this.shadowRoot.querySelector('.card-header'));
+  }
+
   render() {
     return html`
       <div class="news-card">
diff --git a/edsdme/components/PartnerCardsStyles.js b/edsdme/components/PartnerCardsStyles.js
index 5a5a975..14cf9a7 100644
--- a/edsdme/components/PartnerCardsStyles.js
+++ b/edsdme/components/PartnerCardsStyles.js
@@ -999,7 +999,7 @@ export const newsCardStyles = css`
   .news-card .card-header {
     min-height: 192px;
     max-height: 192px;
-    background-color: #323232;
+    background-color: #f5f5F5;
     background-repeat: no-repeat;
     background-position: 50% 50%;
     background-size: cover;