Lagt til hackekveld fjerdehver uke

inc/include.php

@@ -27,6 +27,7 @@ use \pvv\side\Agenda;
 $agenda = new \pvv\side\Agenda([
 		// new \pvv\side\social\NerdepitsaActivity,
 		// new \pvv\side\social\AnimekveldActivity,
+		new \pvv\side\social\HackekveldActivity,
         new \pvv\side\social\DriftkveldActivity,
 		new \pvv\side\DBActivity($pdo),
 	]);

src/pvv/side/social/hackekveldactivity.php

@@ -0,0 +1,40 @@
+<?php //declare(strict_types=1);
+namespace pvv\side\social;
+
+use \pvv\side\Activity;
+use \DateTimeImmutable;
+use \DateInterval;
+
+class HackekveldActivity implements Activity {
+
+	public function nextDate(DateTimeImmutable $date) {
+		if ($date->format('H') > 18 || $date->format('H') == 17 && $date->format('i') > 30)
+			return $this->nextDate($date->add(new DateInterval('P1D'))->setTime(18, 15, 0));
+		$date = $date->setTime(16, 15, 0);
+		if ($date->format('N') != 6)
+			return $this->nextDate($date->add(new DateInterval('P1D')));
+		if ($date->format('W') % 4 - 3)
+			return $this->nextDate($date->add(new DateInterval('P7D')));
+		return $date;
+	}
+
+	public function prevDate(DateTimeImmutable $date) {
+		if ($date->format('H') < 17 || $date->format('H') == 18 && $date->format('i') < 30)
+			return $this->prevDate($date->sub(new DateInterval('P1D'))->setTime(18, 15, 0));
+		$date = $date->setTime(18, 15, 0);
+		if ($date->format('N') != 6)
+			return $this->prevDate($date->sub(new DateInterval('P1D')));
+		if ($date->format('W') % 4 - 3)
+			return $this->prevDate($date->sub(new DateInterval('P7D')));
+		return $date;
+	}
+
+	public function getNextEventFrom(DateTimeImmutable $date) /* : Event */ {
+		return new HackekveldEvent($this->nextDate($date));
+	}
+
+	public function getPreviousEventFrom(DateTimeImmutable $date) /* : Event */ {
+		return new HackekveldEvent($this->prevDate($date));
+	}
+
+}

src/pvv/side/social/hackekveldevent.php

@@ -0,0 +1,45 @@
+<?php //declare(strict_types=1);
+namespace pvv\side\social;
+
+use \pvv\side\Event;
+
+use \DateInterval;
+
+class HackekveldEvent extends Event {
+
+	public function getStop() {
+		return $this->getStart()->add(new DateInterval('PT4H1800S'));
+	}
+
+	public function getName() /* : string */ {
+		return "Hackekveld";
+	}
+
+	public function getLocation() /* : Location */ {
+		return "Terminalrommet / Discord / IRC";
+	}
+
+	public function getOrganiser() /* : User */ {
+		return "PVV";
+	}
+
+	public function getURL() /* : string */ {
+		return '#';
+	}
+
+	public function getImageURL() {
+		return '/pvv-logo.png';
+	}
+
+	public function getDescription() {
+		return [
+			'Mange PVV-medlemmer liker å programmere.',
+			'Hvis du også liker å programmere, så bli med! Her kan du jobbe med dine egne prosjekter eller starte noe med andre nerder her på huset. Vi møtes for en hyggelig prat, mye god programmering og delsponset pizza.'
+			];
+	}
+
+	public function getColor() {
+		return "#35a";
+	}
+
+}