64 lines
1.2 KiB
PHP
64 lines
1.2 KiB
PHP
<?php
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namespace App\Models;
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use App\Casts\Price;
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use Dcat\Admin\Traits\HasDateTimeFormatter;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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class Coupon extends Model
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{
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use HasFactory;
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use HasDateTimeFormatter;
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public const TYPE_AMOUNT = 1; // 抵扣券
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public const TYPE_DISCOUNT = 2; // 折扣券
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protected $casts = [
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'amount' => Price::class,
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'threshold'=>Price::class,
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];
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/**
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* 此优惠券的使用范围
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*/
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public function ranges()
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{
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return $this->hasMany(CouponRange::class, 'coupon_id');
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}
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/**
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* 优惠券的发放任务
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*/
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public function sendTask()
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{
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return $this->hasMany(CouponSendTask::class, 'coupon_id');
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}
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/**
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* 该优惠券下是否有发放任务
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*
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* @return bool
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*/
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public function hasSendTask(): bool
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{
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return $this->sendTask()->exists();
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}
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public function receiveLog()
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{
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return $this->hasMany(UserCoupon::class, 'coupon_id');
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}
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/**
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* 是否被领取过
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*
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* @return boolean
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*/
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public function hasReceived()
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{
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return $this->receiveLog()->exists();
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}
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}
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