<?php

namespace App\Models;

use App\Casts\JsonArray;
use Dcat\Admin\Traits\HasDateTimeFormatter;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Activity extends Model
{
    use HasFactory;
    use HasDateTimeFormatter;

    protected $casts = [
        'is_use' => 'bool',
        'coupons_rule'=> JsonArray::class,
        'gifts_rule'=> JsonArray::class,
    ];

    protected $fillable = [
        'title', 'cover', 'content', 'is_use', 'coupons_rule', 'gifts_rule',
    ];

    public function couponSet()
    {
        return $this->hasMany(ActivityCoupon::class);
    }

    public function giftSet()
    {
        return $this->hasMany(ActivityGift::class);
    }

    public function parts()
    {
        return $this->belongsToMany(ProductPart::class, 'activity_product_parts', 'activity_id', 'part_id');
    }

    public function coupons()
    {
        return $this->belongsToMany(Coupon::class, 'activity_coupons', 'activity_id', 'coupon_id');
    }

    public function gifts()
    {
        return $this->belongsToMany(ProductSku::class, 'activity_gifts', 'activity_id', 'sku_id');
    }
}