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modules/Payment/Models/Payment.php

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+<?php
+
+namespace Modules\Payment\Models;
+
+use App\Models\Model;
+use App\Traits\OrderByIdDesc;
+use Carbon\Carbon;
+use Exception;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\MorphTo;
+use Modules\Payment\Events\Paid;
+use Modules\Payment\Facades\Pay;
+use Modules\User\Models\User;
+use Modules\User\Traits\BelongsToUser;
+
+class Payment extends Model
+{
+
+    use BelongsToUser,
+        OrderByIdDesc;
+
+    protected $table = 'payments';
+
+    protected $dates = [
+        'paid_at',
+    ];
+
+    const STATUS_NOPAY    = 'nopay';
+    const STATUS_SUCCESS  = 'success';
+    const STATUS_FAIL     = 'fail';
+    const STATUS_REFUND   = 'refund';
+    const STATUS_CLOSED   = 'closed';
+    const STATUS_REVOKED  = 'revoked';
+    const STATUS_ERROR    = 'error';
+    const STATUS_FINISHED = 'finished';
+
+    const STATUS_MAP = [
+        self::STATUS_NOPAY    => '未支付',
+        self::STATUS_SUCCESS  => '支付成功',
+        self::STATUS_FAIL     => '支付失败',
+        self::STATUS_REFUND   => '转入退款',
+        self::STATUS_CLOSED   => '支付关闭',
+        self::STATUS_REVOKED  => '支付撤销',
+        self::STATUS_ERROR    => '支付错误',
+        self::STATUS_FINISHED => '支付完结',
+    ];
+
+    const STATUS_LABEL_MAP = [
+        self::STATUS_NOPAY    => 'default',
+        self::STATUS_SUCCESS  => 'success',
+        self::STATUS_FAIL     => 'warning',
+        self::STATUS_REFUND   => 'info',
+        self::STATUS_CLOSED   => 'primary',
+        self::STATUS_REVOKED  => 'primary',
+        self::STATUS_ERROR    => 'danger',
+        self::STATUS_FINISHED => 'success',
+    ];
+
+    /**
+     * 支付方式
+     */
+    const DRIVER_ALIPAY = 'alipay';
+    const DRIVER_WECHAT = 'wechat';
+    const DRIVER_SCORE  = 'score';
+
+    const DRIVER_MAP = [
+        self::DRIVER_ALIPAY => '支付宝',
+        self::DRIVER_WECHAT => '微信支付',
+        self::DRIVER_SCORE  => '水滴支付',
+    ];
+
+    const DRIVER_LABEL_MAP = [
+        self::DRIVER_ALIPAY => 'info',
+        self::DRIVER_WECHAT => 'success',
+    ];
+
+    protected static function boot()
+    {
+        parent::boot();
+
+        self::creating(function ($model) {
+            $time = explode(' ', microtime());
+
+            $counter = $model->whereDate('created_at', Carbon::today())->count() + 1;
+
+            $len = Setting::orderByDesc('in_use')->value('trade_id_counter_length');
+
+            $len = $len < 6 ? 6 : $len;
+            $len = $len > 16 ? 16 : $len;
+
+            $model->trade_id = date('YmdHis').
+                sprintf('%06d', $time[0] * 1e6).
+                sprintf('%0'.$len.'d', $counter);
+
+            $model->state = self::STATUS_NOPAY;
+        });
+    }
+
+    /**
+     * Notes: 支付渠道
+     *
+     * @Author: 玄尘
+     * @Date  : 2021/5/18 11:14
+     * @return string
+     */
+    public function getDriverTextAttribute(): string
+    {
+        return self::DRIVER_MAP[$this->driver];
+    }
+
+    /**
+     * Notes: 支付状态
+     *
+     * @Author: 玄尘
+     * @Date  : 2021/5/18 11:17
+     * @return string
+     */
+    public function getStateTextAttribute(): string
+    {
+        return self::STATUS_MAP[$this->state];
+    }
+
+    /**
+     * Notes   : 要支付的模型
+     *
+     * @Date   : 2021/4/21 1:59 下午
+     * @Author : < Jason.C >
+     * @return \Illuminate\Database\Eloquent\Relations\MorphTo
+     */
+    public function order(): MorphTo
+    {
+        return $this->morphTo();
+    }
+
+    /**
+     * Notes   : 结果通知
+     *
+     * @Date   : 2021/4/23 11:49 上午
+     * @Author : < Jason.C >
+     * @return \Illuminate\Database\Eloquent\Relations\HasMany
+     */
+    public function notifies(): HasMany
+    {
+        return $this->hasMany(PaymentNotify::class);
+    }
+
+    /**
+     * Notes   : 退款单
+     *
+     * @Date   : 2021/6/1 11:13 上午
+     * @Author : < Jason.C >
+     * @return \Illuminate\Database\Eloquent\Relations\HasMany
+     */
+    public function refunds(): HasMany
+    {
+        return $this->hasMany(Refund::class);
+    }
+
+    /**
+     * Notes   : 退款状态
+     *
+     * @Date   : 2021/6/1 11:40 上午
+     * @Author : < Jason.C >
+     * @return string
+     */
+    public function getRefundStatusTextAttribute(): string
+    {
+        if ($this->refunds->count()) {
+            return ($this->refunds->sum('total') == $this->total) ? '全额退款' : '部分退款';
+        } else {
+            return '';
+        }
+    }
+
+    /**
+     * Notes   : 直接通过 order 来设置关联的支付订单
+     *
+     * @Date   : 2021/4/21 12:43 下午
+     * @Author : < Jason.C >
+     * @param  \App\Models\Model  $order
+     */
+    public function setOrderAttribute(Model $order)
+    {
+        $this->attributes['order_type'] = get_class($order);
+        $this->attributes['order_id']   = $order->getKey();
+    }
+
+    /**
+     * Notes   : 通过模型来设置所属用户
+     *
+     * @Date   : 2021/4/21 1:48 下午
+     * @Author : < Jason.C >
+     * @param  \Modules\User\Models\User  $user
+     */
+    public function setUserAttribute(User $user)
+    {
+        $this->attributes['user_id'] = $user->getKey();
+    }
+
+    /**
+     * Notes   : 支付成功，调用的方法
+     *
+     * @Date   : 2021/4/20 5:42 下午
+     * @Author : < Jason.C >
+     */
+    public function paid(): void
+    {
+        $this->state   = self::STATUS_SUCCESS;
+        $this->paid_at = now();
+        $this->save();
+
+        event(new Paid($this));
+    }
+
+    /**
+     * Notes   : 根据支付订单，获取支付渠道需要的接口数据
+     *
+     * @Date   : 2021/4/21 4:24 下午
+     * @Author : < Jason.C >
+     * @param  string  $title  订单标题
+     * @param  array  $extends  扩展数据， 微信公众号  ['openid' => OPENID]
+     * @return mixed
+     * @throws \Exception
+     */
+    public function getPaymentParams(string $title, array $extends = [])
+    {
+        $order['out_trade_no'] = $this->trade_id;
+
+        $driver  = $this->driver;
+        $gateway = $this->gateway;
+
+        if ($driver === self::DRIVER_WECHAT) {
+            $order['out_trade_no'] = $this->trade_id;
+            if (config('payment.version', 2) == 2) {
+                $order['body']      = $title;
+                $order['total_fee'] = $this->total * 100;
+            } else {
+                $order['description']     = $title;
+                $order['amount']['total'] = $this->total * 100;
+            }
+        } elseif ($driver === self::DRIVER_ALIPAY) {
+            $order['total_amount'] = $this->total;
+            $order['out_trade_no'] = $this->trade_id;
+            $order['subject']      = $title;
+        } else {
+            throw new Exception('unsupported driver');
+        }
+
+        if (! empty($extends)) {
+            $order = array_merge($order, $extends);
+        }
+
+        return Pay::$driver()->$gateway($order);
+    }
+
+}