<?php

namespace App\Models;

use App\Lib\Helpers\FileStorageHelper;
use App\Traits\Models\ActivityLog;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Validator;
use Illuminate\Validation\Rule;

/**
 * @property string $catchline Testimonial catchline.
 * @property string $content Testimonial content.
 * @property string $identity Identity of the person.
 * @property string $job Job of the person.
 * @property string $picture Path of the picture of the testimonial (550x315).
 * @property string $picture_alt Alt attribute of the picture.
 * @property string $picture_title Title attribute of the picture.
 * @property string|null $video_id Id of the video to display (youtube).
 * @property int $order Testimonial order.
 * @property bool $published Testimonial publish status.
 * @property-read \Carbon\Carbon $created_at    Created date.
 * @property-read \Carbon\Carbon $updated_at    Updated date.
 */
class Testimonial extends Model
{
    use ActivityLog;
    use HasFactory;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'catchline',
        'content',
        'identity',
        'job',
        'picture',
        'picture_alt',
        'picture_title',
        'video_id',
        'published',
        'order',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, string>
     */
    protected $casts = [
        'published' => 'boolean',
    ];

    /**
     * Perform any actions required after the model boots.
     */
    protected static function booted(): void
    {
        static::creating(function (self $model) {
            self::setOrder($model);
            self::manageFields($model);
        });
        static::created(function () {
            self::resetCache();
        });
        static::updating(function (self $model) {
            self::manageFields($model);
        });
        static::updated(function (self $model) {
            FileStorageHelper::removeOldFile($model, 'picture');
            self::resetCache();
        });
        static::deleted(function (self $model) {
            FileStorageHelper::removeFile($model, 'picture');
            self::resetCache();
        });
    }

    // * METHODS

    /**
     * Manage model fields.
     */
    private static function manageFields(self $model): void
    {
        $model->picture = FileStorageHelper::storeFile($model, $model->picture, true);
        self::checkPublishedCount($model, 5);
    }

    /**
     * Set order after the last element of the list.
     */
    private static function setOrder(self $model): void
    {
        $model->order = \intval(self::query()->max('order')) + 1;
    }

    /**
     * Check if the max amount of published models is reached.
     */
    private static function checkPublishedCount(self $model, int $max): void
    {
        Validator::make(['published' => $model->published], [
            'published' => Rule::prohibitedIf(
                $model::where('published', true)->count() >= $max
                    && $model->published === true
                    && $model->published !== $model->getOriginal('published')
            ),
        ], [
            'published.prohibited' => trans('Il ne peut y avoir que :max :model:plural publié:plural en même temps.', [
                'max'    => $max,
                'model'  => trans('models.classes.testimonial'),
                'plural' => $max > 1 ? 's' : '',
            ]),
        ])->validate();
    }

    /**
     * Reset all cache elements related to this model.
     */
    private static function resetCache(): void
    {
        Cache::forget('publishedTestimonialsOrderedByOrder');
        self::getPublishedOrdered();
    }

    /**
     * Get all published Testimonials ordered by order.
     */
    public static function getPublishedOrdered(): Collection
    {
        return Cache::remember('publishedTestimonialsOrderedByOrder', 86400, function () {
            return self::query()->where('published', true)->orderBy('order')->get();
        });
    }
}