<?php
namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Product extends Model
{
    use HasFactory;

    protected $table = 'products';

    protected $fillable = [
        'default_fornitore_id',
        'type',
        'internal_code',
        'canonical_key',
        'name',
        'brand',
        'model',
        'variant_group',
        'variant_label',
        'color_label',
        'unit_measure',
        'description',
        'track_serials',
        'is_active',
        'meta',
    ];

    protected $casts = [
        'track_serials' => 'boolean',
        'is_active'     => 'boolean',
        'meta'          => 'array',
        'created_at'    => 'datetime',
        'updated_at'    => 'datetime',
    ];

    protected static function booted(): void
    {
        static::created(function (self $product): void {
            if (! is_string($product->internal_code) || trim($product->internal_code) === '') {
                $product->forceFill([
                    'internal_code' => 'ART-' . str_pad((string) $product->id, 6, '0', STR_PAD_LEFT),
                ])->saveQuietly();
            }
        });
    }

    public function fornitore(): BelongsTo
    {
        return $this->belongsTo(Fornitore::class, 'default_fornitore_id');
    }

    public function identifiers(): HasMany
    {
        return $this->hasMany(ProductIdentifier::class, 'product_id');
    }

    public function media(): HasMany
    {
        return $this->hasMany(ProductMedia::class, 'product_id');
    }

    public function serials(): HasMany
    {
        return $this->hasMany(ProductSerial::class, 'product_id');
    }

    public function offers(): HasMany
    {
        return $this->hasMany(ProductOffer::class, 'product_id');
    }
}