From 1b5ff103f589140473068fd83340b0cc443fb420 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Fri, 20 Nov 2020 23:01:32 +0100
Subject: Work on templetazing js.

---
 static/clock.js | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 static/clock.js

(limited to 'static/clock.js')

diff --git a/static/clock.js b/static/clock.js
new file mode 100644
index 00000000..badfd1db
--- /dev/null
+++ b/static/clock.js
@@ -0,0 +1,70 @@
+
+class Clock {
+    update(now) {
+    }
+}
+
+
+class Timebar extends Clock {
+
+    constructor(start_time, end_time) {
+        super();
+        this.start_time = start_time;
+        this.end_time = end_time;
+        this.bar_object = false
+    }
+
+
+    update(now) {
+        if (! (this.start_time <= now.getTime() && now.getTime() < this.end_time))
+            return;
+
+        var event_area = document.getElementById(now.format("~Y-~m-~d"))
+
+        if (event_area) {
+            if (this.bar_object) {
+                this.bar_object.parentNode.removeChild(bar_object)
+            } else {
+                this.bar_object = makeElement ('div', {
+                    id: 'bar',
+                    className: 'eventlike current-time',
+                });
+            }
+
+            this.bar_object.style.top = date_to_percent(now) + "%";
+            event_area.append(this.bar_object)
+        }
+    }
+}
+
+class SmallcalCellHighlight extends Clock {
+    constructor(small_cal) {
+        super();
+        this.small_cal = small_cal;
+        this.current_cell = false
+    }
+
+    update(now) {
+        if (current_cell) {
+            current_cell.style.border = "";
+        }
+
+        current_cell = this.small_cal.querySelector(
+            "time[datetime='" + now.format("~Y-~m-~d") + "']");
+
+        current_cell.style.border = "1px solid black";
+    }
+}
+
+/* Update [today] button */
+class ButtonUpdater extends Clock {
+    constructor(el, proc) {
+        super();
+        this.el = el;
+        this.proc = proc;
+    }
+
+    update(now) {
+        this.proc(e, now);
+    }
+}
-- 
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