From fc99400e3c190c2a5402b28901e20b37a19c7e8b Mon Sep 17 00:00:00 2001
From: lin onetwo <linonetwo012@gmail.com>
Date: Mon, 17 Jun 2024 18:15:45 +0800
Subject: [PATCH 1/3] fix: When current language don't have translation,
 fallback to English

---
 core/wiki/macros/lingo.tid | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/core/wiki/macros/lingo.tid b/core/wiki/macros/lingo.tid
index 24d451b0314..4da910625a8 100644
--- a/core/wiki/macros/lingo.tid
+++ b/core/wiki/macros/lingo.tid
@@ -15,8 +15,12 @@ $:/language/
 		<!-- First try the old school <active-lingo-base><title> format -->
 		<$transclude $tiddler={{{ [<active-lingo-base>addsuffix<title>] }}} $mode=<<parseMode>>>
 			<!-- If that didn't work, try the new <lingo-base><langcode>/<title> format -->
+			<!-- Get active language, if not language is selected, fallback to English -->
 			<$let language-code={{{  [[$:/language]get[text]get[name]else[en-GB]] }}}>
-        <$transclude $tiddler={{{ [<active-lingo-base>addsuffix<language-code>addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>/>
+        <$transclude $tiddler={{{ [<active-lingo-base>addsuffix<language-code>addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>>
+					<!-- When current language don't have translation, fallback to English -->
+					<$transclude $tiddler={{{ [<active-lingo-base>addsuffix[en-GB]addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>/>
+				</$transclude>
 			</$let>
 		</$transclude>
 	</$let>

From f8e07ff5b78772ca97ba3d6c2ce8869fdf8d85e2 Mon Sep 17 00:00:00 2001
From: lin onetwo <linonetwo012@gmail.com>
Date: Mon, 17 Jun 2024 18:42:04 +0800
Subject: [PATCH 2/3] feat: allow fallback to depended language

---
 core/wiki/macros/lingo.tid | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/core/wiki/macros/lingo.tid b/core/wiki/macros/lingo.tid
index 4da910625a8..6e84ce41b38 100644
--- a/core/wiki/macros/lingo.tid
+++ b/core/wiki/macros/lingo.tid
@@ -18,8 +18,13 @@ $:/language/
 			<!-- Get active language, if not language is selected, fallback to English -->
 			<$let language-code={{{  [[$:/language]get[text]get[name]else[en-GB]] }}}>
         <$transclude $tiddler={{{ [<active-lingo-base>addsuffix<language-code>addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>>
-					<!-- When current language don't have translation, fallback to English -->
-					<$transclude $tiddler={{{ [<active-lingo-base>addsuffix[en-GB]addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>/>
+					<!-- Fallback to its first dependent, like "de-AT" will fallback to "de-DE" in some cases -->
+					<$let language-code={{{ [[$:/languages/]addsuffix<language-code>get[dependents]removeprefix[$:/languages/]first[]] }}}>
+						<$transclude $tiddler={{{ [<active-lingo-base>addsuffix<language-code>addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>>
+							<!-- When current language and its dependent don't have translation, fallback to English -->
+							<$transclude $tiddler={{{ [<active-lingo-base>addsuffix[en-GB]addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>/>
+						</$transclude>
+					</$let>
 				</$transclude>
 			</$let>
 		</$transclude>

From e9568720489ae5fe9ee74cd16330b8168028beff Mon Sep 17 00:00:00 2001
From: lin onetwo <linonetwo012@gmail.com>
Date: Tue, 18 Jun 2024 01:25:57 +0800
Subject: [PATCH 3/3] Update lingo.tid

---
 core/wiki/macros/lingo.tid | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/wiki/macros/lingo.tid b/core/wiki/macros/lingo.tid
index 6e84ce41b38..183d305eb31 100644
--- a/core/wiki/macros/lingo.tid
+++ b/core/wiki/macros/lingo.tid
@@ -19,7 +19,7 @@ $:/language/
 			<$let language-code={{{  [[$:/language]get[text]get[name]else[en-GB]] }}}>
         <$transclude $tiddler={{{ [<active-lingo-base>addsuffix<language-code>addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>>
 					<!-- Fallback to its first dependent, like "de-AT" will fallback to "de-DE" in some cases -->
-					<$let language-code={{{ [[$:/languages/]addsuffix<language-code>get[dependents]removeprefix[$:/languages/]first[]] }}}>
+					<$let language-code={{{ [[$:/languages/]addsuffix<language-code>get[dependents]removeprefix[$:/languages/]] }}}>
 						<$transclude $tiddler={{{ [<active-lingo-base>addsuffix<language-code>addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>>
 							<!-- When current language and its dependent don't have translation, fallback to English -->
 							<$transclude $tiddler={{{ [<active-lingo-base>addsuffix[en-GB]addsuffix[/]addsuffix<title>] }}} $mode=<<parseMode>>/>