fix: add back empty content filter in search-data.json (#482)

assets/json/search-data.json

@@ -7,6 +7,7 @@
 
 {{- $pages := where .Site.Pages "Kind" "in" (slice "page" "section") -}}
 {{- $pages = where $pages "Params.excludeSearch" "!=" true -}}
+{{- $pages = where $pages "Content" "!=" "" -}}
 
 {{- $output := dict -}}
 

layouts/partials/components/giscus.html

@@ -1,26 +1,4 @@
-{{ $default_chinese := "zh-CN" }}
-
-{{ $sl := site.Language }}
-{{ $giscus_lang := $sl.Lang | default `en` }}
-
-{{/* 
-  Special case for Chinese.
-  Giscus uses the geophraphical language code for these.
-  See: https://github.com/giscus/giscus/tree/main/locales
-  */}}
-{{ if eq $giscus_lang "zh" }}
-  {{/* Create a code formatted for Giscus: zh-CN or zn-TW. */}}
-  {{ $code := lower $sl.LanguageCode }}
-  
-  {{ if (hasSuffix $code "-cn") }}
-    {{ $giscus_lang = "zh-CN" }}
-  {{ else if (hasSuffix $code "-tw") }}
-    {{ $giscus_lang = "zh-TW" }}
-  {{ else }}
-    {{ $giscus_lang = $default_chinese }}
-  {{ end }}
-{{ end }}
-
+{{- $lang := site.Language.LanguageCode | default `en` -}}
 
 {{- with site.Params.comments.giscus -}}
 <script>
@@ -60,7 +38,7 @@
       "data-emit-metadata": "{{ (string .emitMetadata) | default 0 }}",
       "data-input-position": "{{ .inputPosition | default `top` }}",
       "data-theme": getGiscusTheme(),
-      "data-lang": "{{ .lang | default $giscus_lang }}",
+      "data-lang": "{{ .lang | default $lang }}",
       "crossorigin": "anonymous",
       "async": "",
     };