einundzwanzig-verein/app/Models/Course.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Spatie\Image\Enums\Fit;
use Spatie\MediaLibrary\HasMedia;
use Spatie\MediaLibrary\InteractsWithMedia;
use Spatie\MediaLibrary\MediaCollections\Models\Media;
use Spatie\Tags\HasTags;

class Course extends Model implements HasMedia
{
    use HasTags;
    use InteractsWithMedia;

    protected $connection = 'einundzwanzig';

    /**
     * The attributes that aren't mass assignable.
     *
     * @var array
     */
    protected $guarded = [];

    /**
     * The attributes that should be cast to native types.
     *
     * @var array
     */
    protected $casts = [
        'id' => 'integer',
        'lecturer_id' => 'integer',
    ];

    protected static function booted()
    {
        static::creating(function ($model) {
            if (! $model->created_by) {
                $model->created_by = auth()->id();
            }
        });
    }

    public function registerMediaConversions(?Media $media = null): void
    {
        $this
            ->addMediaConversion('preview')
            ->fit(Fit::Crop, 300, 300)
            ->nonQueued();
        $this->addMediaConversion('thumb')
            ->fit(Fit::Crop, 130, 130)
            ->width(130)
            ->height(130);
    }

    public function registerMediaCollections(): void
    {
        $this->addMediaCollection('logo')
            ->singleFile()
            ->acceptsMimeTypes([
                'image/jpeg',
                'image/png',
                'image/gif',
                'image/webp',
            ])
            ->useDisk('private')
            ->useFallbackUrl(asset('img/einundzwanzig.png'));
        $this->addMediaCollection('images')
            ->acceptsMimeTypes([
                'image/jpeg',
                'image/png',
                'image/gif',
                'image/webp',
            ])
            ->useDisk('private')
            ->useFallbackUrl(asset('img/einundzwanzig.png'));
    }

    public function getSignedMediaUrl(string $collection = 'logo', int $expireMinutes = 60): string
    {
        $media = $this->getFirstMedia($collection);
        if (! $media) {
            return asset('img/einundzwanzig.png');
        }

        return url()->temporarySignedRoute('media.signed', now()->addMinutes($expireMinutes), ['media' => $media]);
    }

    public function createdBy(): BelongsTo
    {
        return $this->belongsTo(User::class, 'created_by');
    }

    public function categories(): BelongsToMany
    {
        return $this->belongsToMany(Category::class);
    }

    public function lecturer(): BelongsTo
    {
        return $this->belongsTo(Lecturer::class);
    }

    public function courseEvents(): HasMany
    {
        return $this->hasMany(CourseEvent::class);
    }
}