From 10791893815617642de98705d2dc3de73d58327f Mon Sep 17 00:00:00 2001
From: Přemysl Eric Janouch <p@janouch.name>
Date: Tue, 24 Jan 2023 08:02:08 +0100
Subject: xP: render date changes as they happen

---
 xP/public/xP.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'xP')

diff --git a/xP/public/xP.js b/xP/public/xP.js
index 8a117f0..61238c5 100644
--- a/xP/public/xP.js
+++ b/xP/public/xP.js
@@ -586,10 +586,24 @@ let Buffer = {
 		vnode.state.controller = new AbortController()
 		window.addEventListener('resize', event => Buffer.onupdate(vnode),
 			{signal: vnode.state.controller.signal})
+
+		Buffer.setDateChangeTimeout(vnode)
 	},
 
 	onremove: vnode => {
 		vnode.state.controller.abort()
+		clearTimeout(vnode.state.dateChangeTimeout)
+	},
+
+	setDateChangeTimeout: vnode => {
+		let midnight = new Date()
+		midnight.setHours(24, 0, 0, 0)
+
+		// Note that this doesn't handle time zone changes correctly.
+		vnode.state.dateChangeTimeout = setTimeout(() => {
+			m.redraw()
+			Buffer.setDateChangeTimeout(vnode)
+		}, midnight - new Date())
 	},
 
 	view: vnode => {
-- 
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