<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class PayLog extends Model
{
    /**
     * 支付状态
     */
    public const STATUS_PENDING = 0;     // 待付款
    public const STATUS_SUCCESS = 1;        // 成功
    public const STATUS_FAILED = 2;   // 失败

    public const PAY_WAY_WXPAY_APP = 'wxpay_app';           // 微信支付 - App 支付
    public const PAY_WAY_WXPAY_JSAPI = 'wxpay_jsapi';       // 微信支付 - JSAPI 支付
    public const PAY_WAY_WXPAY_MINI = 'wxpay_mini';         // 微信支付 - 小程序支付
    public const PAY_WAY_WXPAY_H5 = 'wxpay_h5';             // 微信支付 - H5 支付
    public const PAY_WAY_WALLET = 'wallet';                 // 钱包付款（可提现）
    public const PAY_WAY_BALANCE = 'balance';               // 余额支付
    public const PAY_WAY_OFFLINE = 'offline';               // 线下支付

    /**
     * @var array
     */
    protected $attributes = [
        'status' => self::STATUS_PENDING,
    ];

    /**
     * @var array
     */
    protected $casts = [
        'pay_at' => 'datetime',
    ];

    /**
     * @var array
     */
    protected $fillable = [
        'pay_sn',
        'pay_way',
        'pay_at',
        'out_trade_no',
        'status',
        'failed_reason',
    ];

    /**
     * 获取支付记录所属的模型
     */
    public function payable()
    {
        return $this->morphTo();
    }

    /**
     * 获取支付记录是否是待付款
     */
    public function isPending()
    {
        return $this->status === static::STATUS_PENDING;
    }

    /**
     * 确认支付方式是否是微信支付
     *
     * @return bool
     */
    public function isWxpay(): bool
    {
        return in_array($this->pay_way, [
            static::PAY_WAY_WXPAY_APP,
            static::PAY_WAY_WXPAY_JSAPI,
            static::PAY_WAY_WXPAY_MINI,
            static::PAY_WAY_WXPAY_H5,
        ]);
    }

    /**
     * 确认支付方式是否是线下支付
     *
     * @return bool
     */
    public function isOffline(): bool
    {
        return $this->pay_way === static::PAY_WAY_OFFLINE;
    }

    /**
     * 确认支付方式是否是钱包付款
     *
     * @return bool
     */
    public function isWallet(): bool
    {
        return $this->pay_way === static::PAY_WAY_WALLET;
    }
}