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<?php |
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namespace App\Listeners; |
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use App\Events\CourseUpdated; |
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use App\Models\Event; |
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use Carbon\Carbon; |
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use Illuminate\Support\Facades\Log; |
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class UpdateCourseEvents |
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{ |
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public function handle(CourseUpdated $event) |
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{ |
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$course = $event->course; |
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Log::info('cleaning the events after course date change'); |
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if ($course->events->count() > 0) { |
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// create events before first existing event and after course start |
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$firstEvent = $course->events()->reorder('start')->first(); |
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$firstEventDate = Carbon::parse($firstEvent->start)->startOfDay(); |
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$lastEvent = $course->events()->reorder('start', 'desc')->first(); |
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$lastEventDate = Carbon::parse($lastEvent->start)->endOfDay(); |
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} |
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$courseStartDate = Carbon::parse($course->start_date)->startOfDay(); |
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$courseEndDate = Carbon::parse($course->end_date)->startOfDay(); |
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// delete events before course start date |
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Event::where('course_id', $course->id)->where('start', '<', $courseStartDate->startOfDay())->delete(); |
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// delete events after course end date |
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Event::where('course_id', $course->id)->where('end', '>', $courseEndDate->endOfDay())->delete(); |
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// for each day before the first event |
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while ($courseStartDate < $courseEndDate) { |
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// Event already exists |
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if (isset($firstEventDate) && isset($lastEventDate) && ($firstEventDate <= $courseStartDate) && ($courseStartDate <= $lastEventDate)) { |
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$courseStartDate->addDay(); |
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continue; |
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} |
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// if there is a coursetime for today, create the event |
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if ($course->times->contains('day', $courseStartDate->format('w'))) { |
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Event::create(['course_id' => $course->id, 'teacher_id' => $course->teacher_id, 'room_id' => $course->room_id, 'start' => $courseStartDate->setTimeFromTimeString($course->times->where('day', $courseStartDate->format('w'))->first()->start)->toDateTimeString(), 'end' => $courseStartDate->setTimeFromTimeString($course->times->where('day', $courseStartDate->format('w'))->first()->end)->toDateTimeString(), 'name' => $course->name, 'course_time_id' => $course->times->where('day', $courseStartDate->format('w'))->first()->id, 'exempt_attendance' => $course->exempt_attendance,]); |
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} |
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$courseStartDate->addDay(); |
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} |
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// update course events with new room, teacher and name |
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Event::where('course_id', $course->id)->update(['room_id' => $course->room_id]); |
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Event::where('course_id', $course->id)->update(['teacher_id' => $course->teacher_id]); |
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Event::where('course_id', $course->id)->update(['name' => $course->name]); |
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} |
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} |
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academico-sis /
academico
