content: listAllAdditionalFilesTemplate: handle empty files

3 files changed, 11 insertions, 2 deletions

diff --git a/src/content/dependencies/generateListAllAdditionalFilesChunk.js b/src/content/dependencies/generateListAllAdditionalFilesChunk.js
index b046ccaf..43a78cb3 100644
--- a/src/content/dependencies/generateListAllAdditionalFilesChunk.js
+++ b/src/content/dependencies/generateListAllAdditionalFilesChunk.js
@@ -51,6 +51,12 @@ export default {
                         }),
                     }))
 
+             : additionalFileLinks.length === 0
+                ? html.tag('li',
+                    language.$('listingPage', slots.stringsKey, 'file.withNoFiles', {
+                      title: additionalFileTitle,
+                    }))
+
                 : html.tag('li', {class: 'has-details'},
                     html.tag('details', [
                       html.tag('summary',
diff --git a/src/content/dependencies/listAllAdditionalFilesTemplate.js b/src/content/dependencies/listAllAdditionalFilesTemplate.js
index bf48c966..e33ad7b5 100644
--- a/src/content/dependencies/listAllAdditionalFilesTemplate.js
+++ b/src/content/dependencies/listAllAdditionalFilesTemplate.js
@@ -63,7 +63,7 @@ export default {
     const albumAdditionalFileFiles =
       albumAdditionalFileObjects
         .map(byAlbum => byAlbum
-          .map(({files}) => files));
+          .map(({files}) => files ?? []));
 
     const trackAdditionalFileTitles =
       trackAdditionalFileObjects
@@ -75,7 +75,7 @@ export default {
       trackAdditionalFileObjects
         .map(byAlbum => byAlbum
           .map(byTrack => byTrack
-            .map(({files}) => files)));
+            .map(({files}) => files ?? [])));
 
     return {
       spec,
diff --git a/src/strings-default.yaml b/src/strings-default.yaml
index 4d31f3bc..4b38b60d 100644
--- a/src/strings-default.yaml
+++ b/src/strings-default.yaml
@@ -1651,6 +1651,7 @@ listingPage:
       file:
         _: "{TITLE}"
         withMultipleFiles: "{TITLE} ({FILES})"
+        withNoFiles: "{TITLE} (no files)"
 
     # other.midiProjectFiles:
     #   Same as other.allSheetMusic, but for MIDI & project files.
@@ -1663,6 +1664,7 @@ listingPage:
       file:
         _: "{TITLE}"
         withMultipleFiles: "{TITLE} ({FILES})"
+        withNoFiles: "{TITLE} (no files)"
 
     # other.additionalFiles:
     #   Same as other.allSheetMusic, but for additional files.
@@ -1675,6 +1677,7 @@ listingPage:
       file:
         _: "{TITLE}"
         withMultipleFiles: "{TITLE} ({FILES})"
+        withNoFiles: "{TITLE} (no files available)"
 
     # other.randomPages:
     #   Special listing which shows a bunch of buttons that each