From a93d44efbc5ee7e78523c544341325b71b347f2a Mon Sep 17 00:00:00 2001
From: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
Date: Tue, 5 Oct 2021 15:31:08 -0400
Subject: enable analytics for alxu.ca only, fix chrome CLS

---
 resume/resume.js | 86 +++++++++++++++++++++++++++++---------------------------
 1 file changed, 45 insertions(+), 41 deletions(-)

diff --git a/resume/resume.js b/resume/resume.js
index 3f33976..adcb7de 100644
--- a/resume/resume.js
+++ b/resume/resume.js
@@ -1,51 +1,55 @@
 (function(w, d, a){
     'use strict';
+    const b = () => {
+        for (let el of d.getElementsByTagName('a')) {
+            const h = el.href.replace(/javascript:location=(.*);void 0/, '$1');
+            el.setAttribute('data-href', el.href);
+            if (h != el.href) el.href = eval(h);
+            else el.href = "https://alxu.ca/analytics?url=" + el.href.replace(/%/g, '%25').replace(/&/g, '%26').replace(/;/g, '%3B');
+        }
+    };
+    if (location.hostname === 'www.alxu.ca') {
+        let t, p = [];
+        const f = () => {
+            clearTimeout(t);
+            navigator.sendBeacon('/analytics', new Blob([JSON.stringify(p)], {type: 'application/json'}));
+            p = [];
+        };
+        const q = (kind, details) => {
+            clearTimeout(t);
+            p.push({created_ts: Date.now(), kind: kind, details: details});
+            t = setTimeout(f, 2000);
+        };
+        q('l', '');
+        d[a]('visibilitychange', () => {
+            const vs = d.visibilityState;
+            q('v', vs);
+            if (vs === 'hidden')
+                f();
+        });
+        d[a]('click', e => {
+            const a = e.target.closest('a');
+            if (a)
+                q('c', a.href);
+        });
+        w[a]('beforeprint', b);
+        w[a]('afterprint', function () {
+            for (let el of d.getElementsByTagName('a')) {
+                el.href = el.getAttribute('data-href');
+                el.removeAttribute('data-href');
+            }
+        });
+    } else {
+        b();
+    }
     if (d.documentMode)
         ie.style.display = "block";
-    else
-        ie.parentNode.removeChild(ie);
     const css = d.styleSheets[0];
+    // changing @page causes chrome to claim layout shift
     if (w.safari) {
-        css.insertRule("@page{margin:10mm}", css.cssRules.length);
+        css.insertRule("@media print{@page{margin:10mm}}", css.cssRules.length);
         css.insertRule("@media print{body{margin:-2mm 0 -2mm 0;padding:0 15mm 0 7mm}}", css.cssRules.length);
     }
     else if (w.chrome)
-        css.insertRule("@page{margin-top:auto;margin-bottom:auto}", css.cssRules.length);
-    let t, p = [];
-    const f = () => {
-        clearTimeout(t);
-        navigator.sendBeacon('/analytics', new Blob([JSON.stringify(p)], {type: 'application/json'}));
-        p = [];
-    };
-    const q = (kind, details) => {
-        clearTimeout(t);
-        p.push({created_ts: Date.now(), kind: kind, details: details});
-        t = setTimeout(f, 2000);
-    };
-    q('l', '');
-    d[a]('visibilitychange', () => {
-        const vs = d.visibilityState;
-        q('v', vs);
-        if (vs === 'hidden')
-            f();
-    });
-    d[a]('click', e => {
-        const a = e.target.closest('a');
-        if (a)
-            q('c', a.href);
-    });
-    w[a]('beforeprint', () => {
-        for (let el of d.getElementsByTagName('a')) {
-            const h = el.href.replace(/javascript:location=(.*);void 0/, '$1');
-            el.setAttribute('data-href', el.href);
-            if (h != el.href) el.href = eval(h);
-            else el.href = "https://alxu.ca/analytics?url=" + el.href.replace(/%/g, '%25').replace(/&/g, '%26').replace(/;/g, '%3B');
-        }
-    });
-    w[a]('afterprint', function () {
-        for (let el of d.getElementsByTagName('a')) {
-            el.href = el.getAttribute('data-href');
-            el.removeAttribute('data-href');
-        }
-    });
+        css.insertRule("@media print{@page{margin-top:auto;margin-bottom:auto}}", css.cssRules.length);
 }(window, document, 'addEventListener'));
-- 
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