From dc27c0c7a4ea61f1570f31191e2e963a42e6212f Mon Sep 17 00:00:00 2001
From: Jackson Harper <jacksonh@gmail.com>
Date: Wed, 16 Mar 2022 13:33:36 -0700
Subject: [PATCH] Return 0 if looking up page reading progress fails

---
 .../api/src/resolvers/function_resolvers.ts   | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/packages/api/src/resolvers/function_resolvers.ts b/packages/api/src/resolvers/function_resolvers.ts
index 1ee95e46c..c53fce576 100644
--- a/packages/api/src/resolvers/function_resolvers.ts
+++ b/packages/api/src/resolvers/function_resolvers.ts
@@ -386,6 +386,38 @@ export const functionResolvers = {
         ? ContentReader.Pdf
         : ContentReader.Web
     },
+    async readingProgressPercent(
+      article: { id: string; readingProgressPercent?: number },
+      _: unknown,
+      ctx: WithDataSourcesContext & { claims: Claims }
+    ) {
+      // != used here to check for null or undefined
+      if (article.readingProgressPercent != null) {
+        return article.readingProgressPercent
+      }
+      return (
+        await getPageByParam({
+          userId: ctx.claims.uid,
+          _id: article.id,
+        })
+      )?.readingProgressPercent || 0
+    },
+    async readingProgressAnchorIndex(
+      article: { id: string; readingProgressAnchorIndex?: number },
+      _: unknown,
+      ctx: WithDataSourcesContext & { claims: Claims }
+    ) {
+      // != used here to check for null or undefined
+      if (article.readingProgressAnchorIndex != null) {
+        return article.readingProgressAnchorIndex
+      }
+      return (
+        await getPageByParam({
+          userId: ctx.claims.uid,
+          _id: article.id,
+        })
+      )?.readingProgressAnchorIndex || 0
+    },
     async highlights(
       article: { id: string; userId?: string },
       _: { input: ArticleHighlightsInput },