<?php

namespace Studip\Activity;

use Courseware\Block;
use Courseware\BlockComment;
use Courseware\BlockFeedback;
use Courseware\Container;
use Courseware\StructuralElement;
use Courseware\StructuralElementComment;
use Courseware\StructuralElementFeedback;
use Courseware\Task;
use Courseware\TaskFeedback;

class CoursewareProvider implements ActivityProvider
{
    public function getActivityDetails($activity)
    {
        $structural_element = StructuralElement::find($activity->object_id);
        if (!$structural_element) {
            return false;
        }

        $activity->content = formatReady($activity->getValue('content'));

        if ($activity->context == 'course') {
            $url =
                \URLHelper::getURL('dispatch.php/course/courseware/?cid=') .
                $activity->context_id .
                '#/structural_element/' .
                $structural_element->id;
            $activity->object_url = [
                $url => _('Zur Courseware in der Veranstaltung'),
            ];
        } elseif ($activity->context == 'user') {
            $url =
                \URLHelper::getURL('dispatch.php/contents/my_contents') .
                '#/structural_element/' .
                $structural_element->id;
            $activity->object_url = [
                $url => _('Zur eigenen Courseware'),
            ];
        }

        return true;
    }

    public static function getLexicalField()
    {
        return _('einen Courseware-Inhalt');
    }

    /**
     * TODO
     *
     * @param String  $event a notification for an activity
     * @param \SimpleORMap  $resource
     */
    public static function postActivity($event, $resource)
    {
        $data = null;
        switch ($event) {
            case Block::class . 'DidCreate':
                /**
                 * @var \Courseware\Block $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource->getStructuralElement();
                $data = [
                    'provider' => self::class,
                    'context' => $structuralElement->range_type,
                    'context_id' => $structuralElement->range_id,
                    'content' => null,
                    'actor_type' => 'user',
                    'actor_id' => $resource->owner_id,
                    'verb' => 'created',
                    'object_id' => $structuralElement->id,
                    'object_type' => 'courseware',
                    'mkdate' => time(),
                ];
                break;

            case Block::class . 'DidUpdate':
                /**
                 * @var \Courseware\Block $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource->getStructuralElement();
                $payload = $resource->type->getPayload();
                if (
                    (isset($payload['text']) && $payload['text'] != '') ||
                    (isset($payload['content']) && $payload['content'] != '')
                ) {
                    $data = [
                        'provider' => self::class,
                        'context' => $structuralElement->range_type,
                        'context_id' => $structuralElement->range_id,
                        'content' => null,
                        'actor_type' => 'user',
                        'actor_id' => $resource->editor_id,
                        'verb' => 'edited',
                        'object_id' => $structuralElement->id,
                        'object_type' => 'courseware',
                        'mkdate' => time(),
                    ];
                }
                break;

            case BlockComment::class . 'DidCreate':
                /**
                 * @var \Courseware\BlockComment $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource->getStructuralElement();
                $data = [
                    'provider' => self::class,
                    'context' => $structuralElement->range_type,
                    'context_id' => $structuralElement->range_id,
                    'content' => $resource->comment,
                    'actor_type' => 'user',
                    'actor_id' => $resource->user_id,
                    'verb' => 'interacted',
                    'object_id' => $structuralElement->id,
                    'object_type' => 'courseware',
                    'mkdate' => time(),
                ];
                break;

            case BlockFeedback::class . 'DidCreate':
                /**
                 * @var \Courseware\BlockFeedback $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource->getStructuralElement();
                $data = [
                    'provider' => self::class,
                    'context' => $structuralElement->range_type,
                    'context_id' => $structuralElement->range_id,
                    'content' => $resource->feedback,
                    'actor_type' => 'user',
                    'actor_id' => $resource->user_id,
                    'verb' => 'answered',
                    'object_id' => $structuralElement->id,
                    'object_type' => 'courseware',
                    'mkdate' => time(),
                ];
                break;

            case StructuralElement::class . 'DidCreate':
                /**
                 * @var \Courseware\StructuralElement $resource
                 */
                if ($resource->range_type === 'courses') {
                    $data = [
                        'provider' => self::class,
                        'context' => $resource->range_type,
                        'context_id' => $resource->range_id,
                        'content' => null,
                        'actor_type' => 'user',
                        'actor_id' => $resource->owner_id,
                        'verb' => 'created',
                        'object_id' => $resource->id,
                        'object_type' => 'courseware',
                        'mkdate' => time(),
                    ];
                }
                break;

            case StructuralElementComment::class . 'DidCreate':
                /**
                 * @var \Courseware\StructuralElementComment $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource['structural_element'];
                $data = [
                    'provider' => self::class,
                    'context' => $structuralElement->range_type,
                    'context_id' => $structuralElement->range_id,
                    'content' => $resource->comment,
                    'actor_type' => 'user',
                    'actor_id' => $resource->user_id,
                    'verb' => 'interacted',
                    'object_id' => $structuralElement->id,
                    'object_type' => 'courseware',
                    'mkdate' => time(),
                ];
                break;

            case StructuralElementFeedback::class . 'DidCreate':
                /**
                 * @var \Courseware\StructuralElementFeedback $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource['structural_element'];
                $data = [
                    'provider' => self::class,
                    'context' => $structuralElement->range_type,
                    'context_id' => $structuralElement->range_id,
                    'content' => $resource->feedback,
                    'actor_type' => 'user',
                    'actor_id' => $resource->user_id,
                    'verb' => 'answered',
                    'object_id' => $structuralElement->id,
                    'object_type' => 'courseware',
                    'mkdate' => time(),
                ];
                break;

            case Task::class . 'DidCreate':
                /**
                 * @var \Courseware\Task $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource['structural_element'];
                if ($structuralElement->range_type === 'courses') {
                    $data = [
                        'provider' => self::class,
                        'context' => $structuralElement->range_type,
                        'context_id' => $structuralElement->range_id,
                        'content' => null,
                        'actor_type' => 'user',
                        'actor_id' => $resource->task_group->lecturer_id,
                        'verb' => 'set',
                        'object_id' => $structuralElement->id,
                        'object_type' => 'courseware',
                        'mkdate' => time(),
                    ];
                }
                break;

            case TaskFeedback::class . 'DidCreate':
                /**
                 * @var \Courseware\TaskFeedback $resource
                 * @var \Courseware\StructuralElement $structuralElement
                 */
                $structuralElement = $resource->getStructuralElement();
                if ($structuralElement->range_type === 'courses') {
                    $data = [
                        'provider' => self::class,
                        'context' => $structuralElement->range_type,
                        'context_id' => $structuralElement->range_id,
                        'content' => $resource->content,
                        'actor_type' => 'user',
                        'actor_id' => $resource->lecturer_id,
                        'verb' => 'answered',
                        'object_id' => $structuralElement->id,
                        'object_type' => 'courseware',
                        'mkdate' => time(),
                    ];
                }
                break;
        }

        if ($data) {
            Activity::create($data);
        }
    }
}