<?php
/*
 * Copyright 2024 Cloud Creativity Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace DummyApp;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\MorphMany;
use Illuminate\Database\Eloquent\Relations\MorphToMany;

class Video extends Model
{

    /**
     * @var string
     */
    public $primaryKey = 'uuid';

    /**
     * @var bool
     */
    public $incrementing = false;

    /**
     * @var array
     */
    protected $fillable = [
        'url',
        'title',
        'description',
    ];

    /**
     * @var array
     */
    protected $visible = [
        'url',
        'title',
        'description',
    ];

    /**
     * @return BelongsTo
     */
    public function user()
    {
        return $this->belongsTo(User::class);
    }

    /**
     * @return MorphMany
     */
    public function comments()
    {
        return $this->morphMany(Comment::class, 'commentable');
    }

    /**
     * @return MorphToMany
     */
    public function tags()
    {
        return $this->morphToMany(Tag::class, 'taggable');
    }

    /**
     * Scope a query for videos that are related to the supplied post.
     *
     * Finds videos that have at least one tag that is in common with
     * the tags on the supplied post.
     *
     * @param Builder $query
     * @param Post $post
     * @return Builder
     */
    public function scopeRelated(Builder $query, Post $post)
    {
        $tags = $post->tags()->pluck('tags.id');

        return $query->whereHas('tags', function (Builder $q) use ($tags) {
            $q->whereIn('tags.id', $tags);
        });
    }
}
