<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class ShopAuth extends Model
{
    protected $table = 'shop_auths';

    protected $fillable = [
        'shop_name',
        'platform',
        'account',
        'access_token',
        'refresh_token',
        'expires_at',
        'status',
        'remark',
    ];

    protected $casts = [
        'expires_at' => 'datetime',
    ];

    /**
     * 获取该店铺的平台订单
     */
    public function platformOrders()
    {
        return $this->hasMany(PlatformOrder::class, 'platform_shop_id', 'id');
    }

    /**
     * 判断授权是否过期
     */
    public function isExpired(): bool
    {
        return $this->expires_at && $this->expires_at->isPast();
    }

    /**
     * 获取有效的 access token
     */
    public function getValidToken(): ?string
    {
        if ($this->isExpired()) {
            // 可以在这里添加刷新 token 的逻辑
            return null;
        }
        return $this->access_token;
    }
}