<?php

namespace App\Models;

use App\Lib\Helpers\FileStorageHelper;
use App\Lib\Helpers\ToolboxHelper;
use App\Traits\Models\HasFlashStatus;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Str;

class Range extends Model
{
    use HasFactory;
    use HasFlashStatus;

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

    /**
     * The attributes that are mass assignable.
     *
     * @var string[]
     */
    protected $fillable = [
        'name', 'description',
        'picture', 'status',
    ];

    /**
     * Perform any actions required after the model boots.
     *
     * @return void
     */
    protected static function booted()
    {
        // * EVENT CLOSURES.
        static::creating(function (self $model) {
            // * ASSERTIONS
            static::assertNameIsUnique($model->name);
            ToolboxHelper::assertNoInternalBoUrls('description', $model->description);
            // * TRANSFORMATIONS
            $model->slug = Str::slug($model->name);
            OldSlugable::removeSameSlugs($model, $model->slug);
            $model->description = clean($model->description);
            $model->description = FileStorageHelper::storeModelFilesFromHtml($model, $model->description);
            if ($model->picture) {
                $model->picture = FileStorageHelper::storeFile($model, $model->picture, true);
            }
        });
        static::created(function (self $model) {
            self::flashStatus($model);
            Cache::delete('PublishedRangesGlobal');
        });
        static::updating(function (self $model) {
            // * ASSERTIONS
            static::assertNameIsUnique($model->name, $model->id);
            ToolboxHelper::assertNoInternalBoUrls('description', $model->description);
            // * TRANSFORMATIONS
            $model->slug = Str::slug($model->name);
            if ($model->slug != $model->getOriginal('slug')) {
                OldSlugable::removeSameSlugs($model, $model->getOriginal('slug'));
            }
            OldSlugable::insertSlug($model);
            $model->description = clean($model->description);
            $model->description = FileStorageHelper::storeModelFilesFromHtml($model, $model->description);
            if ($model->picture) {
                $model->picture = FileStorageHelper::storeFile($model, $model->picture, true);
            }
        });
        static::updated(function (self $model) {
            FileStorageHelper::removeOldFile($model, 'picture');
            FileStorageHelper::removeOldModelFilesFromHtml($model->description, $model->getOriginal('description'));
            self::flashStatus($model, true);
            Cache::delete('PublishedRangesGlobal');
        });
        static::deleted(function (self $model) {
            $model->oldSlugs()->deleteOrFail();
            FileStorageHelper::removeFile($model, 'picture');
            FileStorageHelper::removeModelFilesOfHtml($model->description);
        });
    }

    // * RELATIONSHIPS

    /**
     * hasMany customer relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function products()
    {
        return $this->hasMany('App\Models\Product', 'range_id');
    }

    /**
     * MorphMany old_slugable relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
     */
    public function oldSlugs()
    {
        return $this->morphMany(OldSlugable::class, 'old_slugable');
    }

    // * METHODS

    /**
     * Asserts using validation that the name is unique
     *
     * @param mixed        $name
     * @param integer|null $id
     * @return void
     * @throws \Illuminate\Validation\ValidationException If an actu name already exists.
     */
    private static function assertNameIsUnique($name, ?int $id = null)
    {
        $table = (new self())->getTable();
        ToolboxHelper::assertFieldIsUnique($table, 'name', $name, $id);
        ToolboxHelper::assertFieldIsUnique($table, 'slug', Str::slug($name), $id);
    }

    // * - Cache
    /**
     * Get all available published ranges from cache.
     * If cache was reset, it will fetch them from DB.
     *
     * @return \Illuminate\Database\Eloquent\Collection
     */
    public static function getCachedPublishedRanges()
    {
        if (!Cache::has('PublishedRangesGlobal')) {
            self::setCachedPublishedRanges();
        }
        return Cache::get('PublishedRangesGlobal');
    }

    /**
     * Put all published ranges into cache.
     *
     * @return void
     */
    protected static function setCachedPublishedRanges(): void
    {
        Cache::put('PublishedRangesGlobal', self::where('status', true)->get());
    }
}