<?php

namespace App\Models;

use App\Lib\Utils;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\File;
use Spatie\Translatable\HasTranslations;

class Gamme extends Model
{
    use HasFactory;
    use HasTranslations;

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    #[\Override]
    protected $fillable = [
        'parent_gamme_id',
        'title',
        'slug',
        'text',
        'color',
        'picture',
        'alt_text_picture',
        'banner',
        'alt_text_banner',
    ];

    /**
     * The attributes that are translatable.
     *
     * @var array
     */
    public $translatable = [
        'title',
        'slug',
        'text',
        'picture',
        'alt_text_picture',
        'banner',
        'alt_text_banner',
    ];

    /**
     * Perform any actions required after the model boots.
     *
     * @return void
     * @phpcs:disable Generic.Metrics.CyclomaticComplexity.TooHigh
     */
    protected static function boot()
    {
        static::creating(function (Gamme $gamme): void {
            if (is_a($gamme->picture, "SplFileInfo")) {
                $gamme->picture = Utils::storeImage($gamme->picture, $gamme->getTable());
            }
            if (is_a($gamme->banner, "SplFileInfo")) {
                $gamme->banner = Utils::storeImage($gamme->banner, $gamme->getTable());
            }

            if ($gamme->parent_gamme_id != null) {
                // Si Creation gamme enfant sans enfant, alors il faut update sa couleur selon celle du parent.
                $gamme->color = Gamme::whereId($gamme->parent_gamme_id)->select(['color'])->first()->color;
            }
        });

        static::updating(function (Gamme $gamme): void {
            if (is_a($gamme->picture, "SplFileInfo")) {
                $gamme->picture = Utils::storeImage($gamme->picture, $gamme->getTable());
            }
            if (is_a($gamme->banner, "SplFileInfo")) {
                $gamme->banner = Utils::storeImage($gamme->banner, $gamme->getTable());
            }
            if ($gamme->parent_gamme_id === null) {
                // Si Update gamme parente, alors il faut update la couleur des enfants.
                Gamme::whereParentGammeId($gamme->id)
                    ->update(['color' => $gamme->color]);
            } elseif ($gamme->childGammes()->exists()) {
                /**
                 * Si Update gamme enfant qui a des enfants,
                 * alors il faut update sa couleur selon celle du parent
                 * et vider l'association parent/enfant des petits enfants
                 */
                $gamme->color = Gamme::whereId($gamme->parent_gamme_id)->select(['color'])->first()->color;
                Gamme::whereParentGammeId($gamme->id)
                    ->update(['parent_gamme_id' => null]);
            } else {
                // Si Update gamme enfant sans enfant, alors il faut update sa couleur selon celle du parent.
                $gamme->color = Gamme::whereId($gamme->parent_gamme_id)->select(['color'])->first()->color;
            }
        });

        static::deleting(function (Gamme $gamme): void {
            if ($gamme->childGammes()->exists()) {
                Gamme::whereParentGammeId($gamme->id)
                    ->update(['parent_gamme_id' => null]);
            }
        });

        static::deleted(function (Gamme $gamme): void {
            if ($gamme->picture) {
                $urlPicture = public_path() . $gamme->picture;
                if ($urlPicture) {
                    if (File::exists($urlPicture)) {
                        File::delete($urlPicture);
                    }
                }
            }
            if ($gamme->banner) {
                $urlPicture = public_path() . $gamme->banner;
                if ($urlPicture) {
                    if (File::exists($urlPicture)) {
                        File::delete($urlPicture);
                    }
                }
            }
        });
        parent::boot();
    }

    /**
     * map hex color notation to rgba() syntax
     *
     * @return string
     */
    protected function getRgbaColorAttribute()
    {
        $color = $this->color;

        if (!$color) {
            return '';
        }
        if ($color[0] == '#') {
            $color = substr($color, 1);
        }
        [$r, $g, $b] = array_map(hexdec(...), str_split($color, (strlen($color) / 3)));

        return "rgba($r,$g,$b,1)";
    }

    /**
     * HasMany childGammes relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function childGammes()
    {
        return $this->hasMany(Gamme::class, 'parent_gamme_id');
    }

    /**
     * BelongsTo parentGamme relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function parentGamme()
    {
        return $this->belongsTo(Gamme::class);
    }

    /**
     * Get Products for the Range.
     * HasMany products relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function products()
    {
        return $this->hasMany(Product::class);
    }
}