src/Calendar/Calendar.php line 45

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  1. <?php
  3. namespace App\Calendar;
  5. use App\Calendar\Event\EventContext;
  6. use App\Calendar\Model\CalendarEvent;
  7. use Carbon\Carbon;
  8. use Carbon\CarbonImmutable;
  9. use Carbon\CarbonPeriod;
  11. class Calendar
  12. {
  13.   protected $events;
  14.   protected $month;
  15.   protected $eventContext;
  17.   public function __construct(EventContext $eventContext)
  18.   {
  19.     $this->eventContext = $eventContext;
  20.   }
  22.   public function getEvents()
  23.   {
  24.     return $this->events;
  25.   }
  27.   public function setEvents($events)
  28.   {
  29.     $this->events = $events;
  30.   }
  32.   public function getMonth()
  33.   {
  34.     return $this->month;
  35.   }
  37.   public function setMonth(CarbonImmutable $month)
  38.   {
  39.     $this->month = $month;
  40.   }
  42.   public function generateEvents(array $objects)
  43.   {
  44.     $this->events = array_map(function ($event) {
  45.       return $this->eventContext->handle($event);
  46.     }, $objects);
  48.     return $this->events;
  49.   }
  51.   public function getEventsForWeek(CarbonPeriod $week)
  52.   {
  53.     $events = [];
  55.     foreach ($this->events as $event) {
  56.       $gridPosition = $this->getGridPositionForEventInWeek($event, $week);
  58.       if (!$gridPosition) {
  59.         continue;
  60.       }
  62.       $events[] = [
  63.         'event' => $event,
  64.         'grid' => $gridPosition,
  65.       ];
  66.     }
  68.     return $events;
  69.   }
  71.   public function getGridPositionForEventInWeek(CalendarEvent $event, CarbonPeriod $week)
  72.   {
  73.     $eventPeriod = $event->getPeriod();
  74.     if (!$eventPeriod->overlaps($week)) {
  75.       return null;
  76.     }
  78.     $latestStartDate = new CarbonImmutable(max($eventPeriod->getStartDate(), $week->getStartDate()));
  79.     $firstEndDate = new CarbonImmutable(min($eventPeriod->calculateEnd(), $week->calculateEnd()));
  81.     return [
  82.       'start' => $latestStartDate->dayOfWeekIso,
  83.       'end' => $firstEndDate->dayOfWeekIso,
  84.     ];
  85.   }
  87.   public function getWeeksWithEvents()
  88.   {
  89.     $calendarStart = $this->month->startOfMonth()->startOfWeek(Carbon::MONDAY);
  91.     $weeks = [];
  92.     $weekWalker = new Carbon($calendarStart);
  93.     for ($i = 0; $i < 5; ++$i) {
  94.       $weekPeriod = CarbonPeriod::create($weekWalker->startOfWeek()->copy(), $weekWalker->endOfWeek()->copy());
  96.       $weeks[$weekWalker->weekOfYear] = [
  97.         'period' => $weekPeriod,
  98.         'events' => $this->getEventsForWeek($weekPeriod),
  99.       ];
  101.       $weekWalker->addWeek();
  102.     }
  104.     return $weeks;
  105.   }
  107.   public function getDaysWithEvents()
  108.   {
  109.     $calendarStart = $this->month->startOfMonth()->startOfWeek(Carbon::MONDAY);
  110.     $calendarEnd = $this->month->endOfMonth()->endOfWeek(Carbon::MONDAY);
  111.     $calendarPeriod = new CarbonPeriod($calendarStart, $calendarEnd);
  113.     $entries = [];
  114.     foreach ($calendarPeriod as $day) {
  115.       $entry = [
  116.         'day' => $day,
  117.       ];
  119.       foreach ($this->events as $event) {
  120.         if ($day->between($event->start->startOfDay(), $event->end)) {
  121.           $entry['events'][] = $event;
  122.         }
  123.       }
  125.       if (array_key_exists('events', $entry)) {
  126.         $entries[] = $entry;
  127.       }
  128.     }
  130.     return $entries;
  131.   }
  132. }