From bd6e489bcb32eb1170d9955c902652e88f889348 Mon Sep 17 00:00:00 2001
From: Vencislav Atanasov <git@6bez10.info>
Date: Wed, 30 Oct 2024 22:05:30 +0200
Subject: [PATCH] Extract date interval functions, add text if no streams are
 available

---
 front-page-content.php | 51 +++++++++++++++++++++++++++++++++++++-----
 functions.php          |  1 +
 2 files changed, 46 insertions(+), 6 deletions(-)

diff --git a/front-page-content.php b/front-page-content.php
index 8a56bf6..67fb7c8 100644
--- a/front-page-content.php
+++ b/front-page-content.php
@@ -13,13 +13,34 @@ if (!array_key_exists($blog_slug, $eventsConfig)) {
 
 $now = new DateTimeImmutable('now');
 
-$eventStart = new DateTimeImmutable($eventsConfig[$blog_slug]['startTime'] . ' Europe/Sofia');
-$eventStartInterval = $now->diff($eventStart);
-$isBeforeEvent = $eventStartInterval instanceof DateInterval && $eventStartInterval->invert === 0;
+function interval_to_now(string $dateTimeStr) {
+    global $now;
+    return $now->diff(new DateTimeImmutable($dateTimeStr . ' Europe/Sofia'));
+}
 
-$eventEnd = new DateTimeImmutable($eventsConfig[$blog_slug]['endTime'] . ' Europe/Sofia');
-$eventEndInterval = $now->diff($eventEnd);
-$isAfterEvent = $eventEndInterval instanceof DateInterval && $eventEndInterval->invert === 1;
+function is_before_interval(DateInterval $interval) {
+    return $interval->invert === 0;
+}
+
+function is_after_interval(DateInterval $interval) {
+    return $interval->invert === 1;
+}
+
+$eventStartInterval = interval_to_now($eventsConfig[$blog_slug]['startTime']);
+$isBeforeEvent = is_before_interval($eventStartInterval);
+
+$eventEndInterval = interval_to_now($eventsConfig[$blog_slug]['endTime']);
+$isAfterEvent = is_after_interval($eventEndInterval);
+
+$activeStreams = array_filter($eventsConfig[$blog_slug]['streams'], function($stream) {
+    $streamStartInterval = interval_to_now($stream['startTime']);
+    $streamEndInterval = interval_to_now($stream['endTime']);
+
+    return is_after_interval($streamStartInterval) && is_before_interval($streamEndInterval);
+});
+$activeStream = reset($activeStreams);
+
+$noCurrentStreams = !$isBeforeEvent && !$isAfterEvent && $activeStream === false;
 
 if ($isBeforeEvent) {
 ?>
@@ -63,6 +84,24 @@ if ($isBeforeEvent) {
 <?php
 }
 
+if ($activeStream) {
+    // TODO
+}
+
+if ($noCurrentStreams) {
+?>
+    <style>
+	.no_current_streams {
+		text-align: center;
+		margin-top: 18px;
+	}
+    </style>
+    <div class="no_current_streams">
+        <?php e_('no_current_streams'); ?>
+    </div>
+<?php
+}
+
 if ($isAfterEvent) {
 ?>
     <style>
diff --git a/functions.php b/functions.php
index b627151..2d5305b 100644
--- a/functions.php
+++ b/functions.php
@@ -389,6 +389,7 @@ if (function_exists("pll_register_string")) {
 	pll_register_string('countdown_hours','countdown_hours');
 	pll_register_string('countdown_minutes','countdown_minutes');
 	pll_register_string('after_event','after_event');
+	pll_register_string('no_current_streams','no_current_streams');
 }
 
 add_filter( 'wp_title', 'wpdocs_hack_wp_title_for_home' );