hainan/app/Http/Controllers/Api/SharePayController.php

<?php

namespace App\Http\Controllers\Api;
use App\Common\OrderStatus as Status;
use App\Http\Controllers\Controller;
use App\Models\Agent;
use App\Models\Order;
use App\Models\User;
use EasyWeChat\Factory;
use EasyWeChat\Kernel\Exceptions\InvalidArgumentException;
use EasyWeChat\Kernel\Exceptions\InvalidConfigException;
use GuzzleHttp\Exception\GuzzleException;
use Illuminate\Support\Facades\Cache;

/**
 * 跳转支付
 * Class SharePay
 * @package App\Http\Controllers\Api
 */
class SharePayController extends Controller
{
	public function pay()
	{
		$order_id = request()->input('id');
		if (!$order_id) {
			return $this->error('无效的ID');
		}

		$this->user_id = Cache::get(request()->header('Authentication'));
		if (!$this->user_id) {
			return $this->error('获取用户信息失败');
		}

		//用户openid
		$user_info = User::query()->where('id', $this->user_id)->first(['agent_id', 'openid']); //此处要用where，value()用find有BUG
		$openid = $user_info['openid'];
		$this->agent_id = $user_info['agent_id'];

		$order = Order::query()->whereIn('status', [Status::UNPAID, Status::PAY_EARNEST])->find($order_id);
		if (!$order) {
			return $this->error('订单不存在或已支付');
		}

		$order->pay_user_id = $this->user_id;
		$order->save();

		$config = config('wechat.payment.default');
		$config = array_merge($config, [
			'app_id' => 'wxb35ef055a4dd8ad4',
			'mch_id' => '1606181693',
			'key' => 'lfyyhyz8888888888888888888888888',
		]);

		$app = Factory::payment($config);
		try {
			$result = $app->order->unify([
				'body' => $order->title,
				'out_trade_no' => $order->order_no . '-' . $order->status, //后面加status，主要是为了方便微信支付回调时区分定金(首付款)和尾款支付
				'total_fee' => 1, //TODO 测试暂时注释 round($price * 100), //支付金额单位为分
				'notify_url' => route('wxpay_notify', ['agent_id' => $this->agent_id]), // 支付结果通知网址，如果不设置则会使用配置里的默认地址
				'trade_type' => 'JSAPI',
				'openid' => $openid,
				'attach' => $this->user_id, //保存支付用户的user_id
//				'profit_sharing' => 'Y', //Y分账，N不分账，默认不分账,Y大写
			]);
		} catch (InvalidArgumentException | InvalidConfigException | GuzzleException $e) {
			return ['error' => $e->getMessage(), 'line' => $e->getLine()];
		}

		if (empty($result['prepay_id'])) {
			return $result;
		}

		$jssdk = $app->jssdk;
		$goback_appid = Agent::where('id', $order->agent_id)->value('appid');
		$payConfig = $jssdk->bridgeConfig($result['prepay_id'], false) +
			['id' => $order->id, 'order_no' => $order->order_no, 'jump_appid' => $goback_appid]; // 返回数组
		return $this->success($payConfig);
	}
}