From edf3d329c6757cfe62dc55bb31605094ae28bf8b Mon Sep 17 00:00:00 2001
From: Volpeon <git@volpeon.ink>
Date: Sun, 14 Nov 2021 10:40:04 +0100
Subject: Fix list generation

---
 scripts/metadata_filter.lua | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

(limited to 'scripts')

diff --git a/scripts/metadata_filter.lua b/scripts/metadata_filter.lua
index b6df703..4014db4 100644
--- a/scripts/metadata_filter.lua
+++ b/scripts/metadata_filter.lua
@@ -218,11 +218,9 @@ function generate_list(meta)
         end)
     elseif meta.depth == "3" then
         return meta.pages.all:map(function(cat)
-            return {
-                title = cat.title,
-                content = cat.content,
-                url = cat.url,
-                grid = cat.list_grid,
+            local items = pandoc.List()
+
+            if cat.pages then
                 items = cat.pages.all:flatMap(function(c)
                     if c.pages then
                         return c.pages.all:map(function(p)
@@ -248,7 +246,15 @@ function generate_list(meta)
                         })
                         return l
                     end
-                end),
+                end)
+            end
+
+            return {
+                title = cat.title,
+                content = cat.content,
+                url = cat.url,
+                grid = cat.list_grid,
+                items = items,
             }
         end)
     end
-- 
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