58 lines
1.2 KiB
PHP
58 lines
1.2 KiB
PHP
<?php
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/**
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* 文件功能：用户购买记录模型
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* 对应 user_purchases 表，追踪每次商品购买的状态与有效期
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*/
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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class UserPurchase extends Model
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{
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protected $table = 'user_purchases';
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protected $fillable = [
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'user_id', 'shop_item_id', 'status', 'price_paid',
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'expires_at', 'used_at',
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];
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protected $casts = [
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'expires_at' => 'datetime',
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'used_at' => 'datetime',
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];
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/**
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* 购买记录所属用户
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*/
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public function user(): BelongsTo
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{
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return $this->belongsTo(User::class);
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}
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/**
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* 购买记录对应的商品
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*/
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public function shopItem(): BelongsTo
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{
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return $this->belongsTo(ShopItem::class, 'shop_item_id');
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}
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/**
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* 判断周卡是否仍在有效期内
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*/
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public function isAlive(): bool
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{
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if ($this->status !== 'active') {
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return false;
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}
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if ($this->expires_at && $this->expires_at->isPast()) {
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return false;
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}
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return true;
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}
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}
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