add gtag

assets/gtag.ts

@@ -0,0 +1,45 @@
+export {};
+
+declare global {
+  interface Window {
+    dataLayer: IArguments[];
+  }
+}
+
+const IDENTIFY = "G-N24RP9JT2Q";
+
+self.dataLayer = self.dataLayer || [];
+
+gtag("js", new Date());
+gtag("config", IDENTIFY);
+restoreClientID();
+
+loadScript("https://www.googletagmanager.com/gtag/js?id=" + IDENTIFY);
+
+function gtag(method: string, ...params: unknown[]): void {
+  self.dataLayer.push(arguments);
+}
+
+function restoreClientID() {
+  const KEY = "GA:CLIENT-ID";
+  const clientId = sessionStorage.getItem(KEY);
+  if (clientId) {
+    gtag("set", "client_id", clientId);
+  } else {
+    gtag("get", IDENTIFY, "client_id", (client_id: string) => {
+      sessionStorage.setItem(KEY, client_id);
+    });
+  }
+}
+
+function loadScript(src: string) {
+  return new Promise((resolve, reject) => {
+    const element = document.createElement("script");
+    element.src = src;
+    element.async = true;
+    element.defer = true;
+    element.addEventListener("load", resolve);
+    element.addEventListener("error", reject);
+    document.head.appendChild(element);
+  });
+}

layouts/_default/section.html

@@ -2,6 +2,5 @@
   {{ partial "main/header.html" . }}
 {{ end }}
 {{ define "main" }}
-  {{ $section_to_display :=  .Pages }}
-  {{ partial "main/list.html" (dict "context" . "section_to_display" $section_to_display) }}
+  {{ partial "main/list.html" (dict "context" . "section_to_display" .Pages) }}
 {{ end }}

layouts/partials/head/services.html

@@ -0,0 +1,8 @@
+{{- if ne .Site.BaseURL "https://mtf.wiki" }}
+<meta name="robots" content="noindex, nofollow">
+{{- end }}
+{{- if hugo.IsProduction }}
+{{- with resources.Get "gtag.ts" | js.Build | minify | fingerprint }}
+<script src="{{ .Permalink }}" async defer></script>
+{{- end }}
+{{- end }}

layouts/robots.txt

@@ -1,8 +1,6 @@
 User-agent: *
 {{- if eq .Site.BaseURL "https://mtf.wiki" }}
-{{- range $.Site.Home.AllTranslations }}
-Sitemap: {{ .RelPermalink }}sitemap.xml
-{{- end }}
+Sitemap: {{ absURL "sitemap.xml" }}
 {{- else }}
 Disallow: /
 {{- end }}