From 864e73cdc75a2fb0e4fad500f649dae2343c10a8 Mon Sep 17 00:00:00 2001
From: Evgeny Zinoviev <me@ch1p.io>
Date: Mon, 11 Jul 2022 02:59:35 +0300
Subject: rewrite css and js assets building

---
 htdocs/js/common/20-dynlogo.js | 60 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 htdocs/js/common/20-dynlogo.js

(limited to 'htdocs/js/common/20-dynlogo.js')

diff --git a/htdocs/js/common/20-dynlogo.js b/htdocs/js/common/20-dynlogo.js
new file mode 100644
index 0000000..2d62a27
--- /dev/null
+++ b/htdocs/js/common/20-dynlogo.js
@@ -0,0 +1,60 @@
+var DynamicLogo = {
+    dynLink: null,
+    afr: null,
+    afrUrl: null,
+
+    init: function() {
+        this.dynLink = ge('head_dyn_link');
+        this.cdText = ge('head_cd_text');
+
+        if (!this.dynLink) {
+            return console.warn('DynamicLogo.init: !this.dynLink');
+        }
+
+        var spans = this.dynLink.querySelectorAll('span.head-logo-path');
+        for (var i = 0; i < spans.length; i++) {
+            var span = spans[i];
+            addEvent(span, 'mouseover', this.onSpanOver);
+            addEvent(span, 'mouseout', this.onSpanOut);
+        }
+    },
+
+    setUrl: function(url) {
+        if (this.afr !== null) {
+            cancelAnimationFrame(this.afr);
+        }
+        this.afrUrl = url;
+        this.afr = requestAnimationFrame(this.onAnimationFrame);
+    },
+
+    onAnimationFrame: function() {
+        var url = this.afrUrl;
+
+        // update link
+        this.dynLink.setAttribute('href', url);
+
+        // update console text
+        if (this.afrUrl === '/') {
+            url = '~';
+        } else {
+            url = '~'+url.replace(/\/$/, '');
+        }
+        this.cdText.innerHTML = escape(url);
+
+        this.afr = null;
+    },
+
+    onSpanOver: function() {
+        var span = event.target;
+        this.setUrl(span.getAttribute('data-url'));
+        cancelEvent(event);
+    },
+
+    onSpanOut: function() {
+        var span = event.target;
+        this.setUrl('/');
+        cancelEvent(event);
+    }
+};
+
+bindEventHandlers(DynamicLogo);
\ No newline at end of file
-- 
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