From 72677ebfe091867a9bc8e9489c20d9e0561ebb86 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Minh=20Nguy=E1=BB=85n?= <mxn@1ec5.org>
Date: Tue, 7 Nov 2023 12:37:50 -0800
Subject: [PATCH] Fall back to item creation date if title is malformed

---
 modules/renderer/background.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/modules/renderer/background.js b/modules/renderer/background.js
index 2e6f95ab55..5ac807c8f4 100644
--- a/modules/renderer/background.js
+++ b/modules/renderer/background.js
@@ -37,6 +37,7 @@ export function rendererBackground(context) {
         // Extracts the layer's date from the title.
         let extractDateFromTitle = title => {
           const dateComponents = title.match(/\(Wayback (\d{4})-(\d\d)-(\d\d)\)/);
+          if (!dateComponents) return;
           return new Date(Date.UTC(parseInt(dateComponents[1], 10),
                                    parseInt(dateComponents[2], 10) - 1,
                                    parseInt(dateComponents[3], 10)));
@@ -48,7 +49,7 @@ export function rendererBackground(context) {
             .filter(item => item.type === 'Map Service')
             .map(item => {
               // Extract the layer's date from the title to avoid having to hit each MapServer right away.
-              const date = extractDateFromTitle(item.title);
+              const date = extractDateFromTitle(item.title) || new Date(item.created);
               const dateString = date.toISOString().split('T')[0];
               return [dateString, item.url];
             }));
@@ -56,8 +57,8 @@ export function rendererBackground(context) {
           _waybackIndex = groups.items
             .filter(item => item.type === 'WMTS')
             .map(item => {
-              const date = extractDateFromTitle(item.title);
-              const dateString = date.toISOString().split('T')[0];
+              const date = extractDateFromTitle(item.title) || new Date(item.created);
+              const dateString = date && date.toISOString().split('T')[0];
 
               // Convert the bounding box to a polygon.
               const bbox = {