Phase 16E Fix - Office.js ContentControlCollection.items PropertyNotLoaded Error

PlotLine/wwwroot/js/word-companion-host.js

@@ -1295,8 +1295,17 @@
         return Number.isInteger(id) && id > 0 ? id : null;
     };
 
+    const safeContentControlItems = (paragraph) => {
+        try {
+            return Array.isArray(paragraph?.contentControls?.items) ? paragraph.contentControls.items : [];
+        } catch (error) {
+            console.warn("Word paragraph content controls were not available.", error);
+            return [];
+        }
+    };
+
     const paragraphAnchorId = (paragraph, prefix) => {
-        const controls = Array.isArray(paragraph?.contentControls?.items) ? paragraph.contentControls.items : [];
+        const controls = safeContentControlItems(paragraph);
         for (const control of controls) {
             const id = anchorIdFromTag(control.tag, prefix);
             if (id) {
@@ -1453,8 +1462,8 @@
             styleBuiltIn: paragraph?.styleBuiltIn || "",
             style: paragraph?.style || "",
             wordCount: countWords(text),
-            chapterAnchorId: paragraphAnchorId(paragraph, "PD-CHAPTER"),
-            sceneAnchorId: paragraphAnchorId(paragraph, "PD-SCENE")
+            chapterAnchorId: null,
+            sceneAnchorId: null
         };
     };
 
@@ -2039,12 +2048,16 @@
         selectionParagraphs.load("text,styleBuiltIn,style");
         await context.sync();
 
-        for (const paragraph of bodyParagraphs.items) {
-            if (isBuiltInHeading(paragraph, 1) || isBuiltInHeading(paragraph, 2)) {
-                paragraph.contentControls.load("items/tag,title");
+        try {
+            for (const paragraph of bodyParagraphs.items) {
+                if (isBuiltInHeading(paragraph, 1) || isBuiltInHeading(paragraph, 2)) {
+                    paragraph.contentControls.load("items/tag,title");
+                }
             }
+            await context.sync();
+        } catch (error) {
+            console.warn("Unable to load Word heading content controls. Continuing without PlotDirector anchors.", error);
         }
-        await context.sync();
 
         const structure = buildDocumentStructure(bodyParagraphs.items, selectionParagraphs.items);
         structure.bodyParagraphs = bodyParagraphs.items;
@@ -2059,13 +2072,6 @@
         selectionParagraphs.load("text,styleBuiltIn,style");
         await context.sync();
 
-        for (const paragraph of bodyParagraphs.items) {
-            if (isBuiltInHeading(paragraph, 1)) {
-                paragraph.contentControls.load("items/tag,title");
-            }
-        }
-        await context.sync();
-
         const cache = buildRuntimeDocumentStructure(bodyParagraphs.items, usesExplicitScenes);
         const selectedIndex = findSelectedParagraphIndex(cache, selectionParagraphs.items);
         documentStructureCache = cache;
@@ -2946,7 +2952,7 @@
     };
 
     const findAnchorControl = (paragraph, prefix) => {
-        const controls = Array.isArray(paragraph?.contentControls?.items) ? paragraph.contentControls.items : [];
+        const controls = safeContentControlItems(paragraph);
         return controls.find((control) => anchorIdFromTag(control.tag, prefix)) || null;
     };