bike-admin/app/Notifications/OrderRefundNotification.php

<?php

namespace App\Notifications;

use App\Channels\SendMiniChannel;
use App\Models\User;
use Illuminate\Bus\Queueable;
use Illuminate\Notifications\Notification;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Notifications\Messages\MailMessage;
use Illuminate\Support\Facades\Log;

class OrderRefundNotification extends Notification
{
    use Queueable;


    public static $user;

    public static $order;

    public static $money; // 退款金额
    public static $type; // 退款金额
    /**
     * Create a new notification instance.
     *
     * @return void
     */
    public function __construct(User $user,$order,$money,$type = '')
    {
        //
        self::$user = $user;
        self::$order = $order;
        self::$money = $money;
        self::$type = $type;
    }

    /**
     * Get the notification's delivery channels.
     *
     * @param  mixed  $notifiable
     * @return array
     */
    public function via($notifiable)
    {
        return [SendMiniChannel::class];
    }

    /**
     * Get the mail representation of the notification.
     *
     * @param  mixed  $notifiable
     * @return \Illuminate\Notifications\Messages\MailMessage
     */
    public function toMail($notifiable)
    {
        return (new MailMessage)
                    ->line('The introduction to the notification.')
                    ->action('Notification Action', url('/'))
                    ->line('Thank you for using our application!');
    }

    /**
     * Get the array representation of the notification.
     *
     * @param  mixed  $notifiable
     * @return array
     */
    public function toArray($notifiable)
    {
        return [
            //
        ];
    }

    /**
     * 发送微信小程序消息通知
     *
     * */
    public function toSendMini($notifiable)
    {
        $order = self::$order;
        $user = self::$user;
        $app = app('wechat.mini_program');
        $page = 'pages/my_riding/my_riding?order='.$order->no.'&index='.$order->order_type;
        $data = [
            'template_id' => config('wechat.mini_program.message_template.refund'), // 所需下发的订阅模板id
            'touser' => $user->auth->credential,     // 接收者（用户）的 openid
            //'page' => $page,       // 点击模板卡片后的跳转页面，仅限本小程序内的页面。支持带参数,（示例index?foo=bar）。该字段不填则模板无跳转。
            'data' => [         // 模板内容，格式形如 { "key1": { "value": any }, "key2": { "value": any } }
                'character_string2' => [
                    // 订单编号
                    'value' => $order->no,
                ],
                'amount3' => [
                    // 退款金额
                    'value' => self::$money.'元',
                ],
                'phrase1' => [
                    // 退款结果
                    'value' => self::$type,
                ],
                'thing4' => [
                    // 退款进度
                    'value' => '已为您成功办理退款',
                ],
            ],
        ];

        $res = $app->subscribe_message->send($data);
        // Log::info($res);
        return $res;

    }
}