weilaibike-api/app/Http/Controllers/V1/CouponController.php

<?php

/**
 *
 *
 * @category   xxx
 * @package    PSR
 * @subpackage Documentation\API
 * @author     xxx  <xxx@xxx.com>
 * @license    GPL https://xxx.com
 * @link       https://xxx.com
 * @ctime:     2020/4/7 10:23
 */


namespace App\Http\Controllers\V1;


use App\Http\Requests\CouponUserBagsByOrderRequest;
use App\Http\Requests\CouponUserBagsRequest;
use App\Http\Requests\OrderByCouponRequest;
use App\Models\Coupon;
use App\Models\CouponsUserBag;
use App\Models\Order;
use App\Repositories\CardRidingUserBagsRepository;
use App\Repositories\CouponUserBagsRepository;
use App\Repositories\OrderRepository;
use App\Transformers\CouponsUserBagsTransformer;
use Carbon\Carbon;
use Illuminate\Support\Facades\Log;

class CouponController extends BaseController
{
    public function index(CouponUserBagsRequest $couponUserBagsRequest, CouponUserBagsRepository $couponUserBagsRepository)
    {
        try {
            $status = $couponUserBagsRequest->get('status') ?? '';
            $coupons = $couponUserBagsRepository->getCouponsByUserIdAndStatus($this->user->id, $status, CouponsUserBag::ORDER_TYPE_ALL);

            return $this->response->collection($coupons, CouponsUserBagsTransformer::class);

        } catch (\Exception $e) {
            return $this->errorNoValidation($e->getMessage());
        }
    }

    /**
     * getCouponsByOrder 根据订单no  获取可用优惠券与不可用优惠券
     *
     * @param CouponUserBagsByOrderRequest $couponUserBagsByOrderRequest
     * @param OrderRepository $orderRepository
     * @param CouponUserBagsRepository $couponUserBagsRepository
     * @return void
     * @author Fx
     *
     */
    public function getCouponsByOrder(CouponUserBagsByOrderRequest $couponUserBagsByOrderRequest, OrderRepository $orderRepository, CouponUserBagsRepository $couponUserBagsRepository, CardRidingUserBagsRepository $cardRidingUserBagsRepository)
    {
        try {
            $order_no = $couponUserBagsByOrderRequest->get('order_no');
            $order = $orderRepository->byNo($order_no);

            $order_time_money = $order->time_money; // 只能抵扣时长费用
            $order_dispatch_money = $order->dispatch_money;
            $order_preferential_money = $order->preferential_money;

            $coupons = $couponUserBagsRepository->getCouponsByUserIdAndStatus($this->user->id, CouponsUserBag::STATUS_OK, CouponsUserBag::ORDER_TYPE_NORMAL);

            $datayes = [];
            $score = [];
            $ids = [];
            $datano = [];
            if (count($coupons) !== 0) {
                foreach ($coupons as $v) {
                    $v = $v->toArray();
                    $cou = $v['coupons_data'];

                    $valid_days_end_time = null;
                    if ($v['valid_type'] == CouponsUserBag::VALID_TYPE_RELATIVE) {
                        $valid_days_end_time = Carbon::make($v['created_at'])->addDays($v['valid_days'])->format('Y-m-d');
                    }

                    switch ($cou['type']) {
                        case  Coupon::TYPE_MAN_JIAN: // 满减优惠券
                            $with_amount = $cou['with_amount']; // 满多少金额
                            $used_amount = $cou['used_amount']; // 可减少金额
                            if (bcsub($with_amount, $order_time_money, 2) > 0) {

                                $v['order_wait_pay_money'] = bcsub(bcadd($order_time_money, $order_dispatch_money, 2), $order_preferential_money, 2) < 0 ? 0.00 : bcsub(bcadd($order_time_money, $order_dispatch_money, 2), $order_preferential_money, 2);
                                $v['total_preferential_money'] = $order_preferential_money;
                                $is_ok = false;
                                $datano[] = [
                                    'id' => $v['id'],
                                    'get_type_name' => CouponsUserBag::$typeMaps[$v['type']],
                                    'type' => $cou['type'],
                                    'type_name' => Coupon::$typeMaps[$cou['type']],
                                    'valid_type_name' => CouponsUserBag::$validTypeMaps[$v['valid_type']],
                                    'valid_type' => $v['valid_type'],
                                    'valid_start_time' => Carbon::make($v['valid_start_time'])->format('Y-m-d'),
                                    'valid_end_time' => Carbon::make($v['valid_end_time'])->format('Y-m-d'),
                                    'valid_days' => $v['valid_days'],
                                    'valid_days_end_time' => $valid_days_end_time,
                                    'created_at' => Carbon::make($v['created_at'])->format('Y-m-d'),
                                    'with_amount' => $cou['with_amount'],
                                    'used_amount' => $cou['used_amount'],
                                    'discount' => $cou['discount'] / 10,
                                    'order_type' => $v['order_type'],
                                    'order_type_name' => CouponsUserBag::$orderTypeMaps[$v['order_type']],
//                                    'order_wait_pay_money' => $v['order_wait_pay_money'],
//                                    'preferential_money' => $v['preferential_money'],
                                ];
                            } else {
                                //1.待支付金额  =  时长费  -  之前优惠金额
                                $v['order_wait_pay_money'] = bcsub($order_time_money, $order_preferential_money, 2);

                                //2.待支付金额 = 上边待支付金额  - 优惠券优惠金额（小于0 取0）
                                $v['order_wait_pay_money'] = bcsub($v['order_wait_pay_money'], $used_amount, 2) < 0 ? 0.00 : bcsub($v['order_wait_pay_money'], $used_amount, 2);

                                // 3.最终待支付金额 = 第二待支付金额  +  调度费
                                $v['order_wait_pay_money'] = bcadd($v['order_wait_pay_money'], $order_dispatch_money, 2);

                                // 总优惠金额 = 时长 + 调度 -待支付
                                $v['preferential_money'] = bcsub(bcadd($order_time_money, $order_dispatch_money, 2), $v['order_wait_pay_money'], 2);
                                $is_ok = true;

                            }
                            break;
                        case  Coupon::TYPE_WU_MEN_KAN: // 无门槛优惠券
                            $used_amount = $cou['used_amount']; // 可减少金额
                            //1.待支付金额  =  时长费  -  之前优惠金额
                            $v['order_wait_pay_money'] = bcsub($order_time_money, $order_preferential_money, 2);

                            //2.待支付金额 = 上边待支付金额  - 优惠券优惠金额（小于0 取0）
                            $v['order_wait_pay_money'] = bcsub($v['order_wait_pay_money'], $used_amount, 2) < 0 ? 0.00 : bcsub($v['order_wait_pay_money'], $used_amount, 2);

                            // 3.最终待支付金额 = 第二待支付金额  +  调度费
                            $v['order_wait_pay_money'] = bcadd($v['order_wait_pay_money'], $order_dispatch_money, 2);

                            // 总优惠金额 = 时长 + 调度 -待支付
                            $v['preferential_money'] = bcsub(bcadd($order_time_money, $order_dispatch_money, 2), $v['order_wait_pay_money'], 2);

                            $is_ok = true;
                            break;
                        case Coupon::TYPE_ZHE_KOU:
                            $discount = $cou['discount'];
                            $used_amount = $cou['used_amount']; // 折扣最多可减少金额

                            //1.待支付金额  =  时长费  -  之前优惠金额
                            $v['order_wait_pay_money'] = bcsub($order_time_money, $order_preferential_money, 2);

                            //折扣后得时长费金额 = 时长费  X  折扣
                            $discount_time_money = bcdiv(bcmul($order_time_money, $discount, 2), 100, 2);

                            //折扣优惠券  优惠的金额
                            $max_used_amount = bcsub($order_time_money, $discount_time_money, 2);
                            if ($max_used_amount > $used_amount) {
                                //如果折扣优惠券优惠的金额 大于 折扣最多可减少得金额
                                $v['order_wait_pay_money'] = bcsub($v['order_wait_pay_money'], $used_amount, 2) < 0 ? 0.00 : bcsub($v['order_wait_pay_money'], $used_amount, 2);
                            } else {
                                $v['order_wait_pay_money'] = bcsub($v['order_wait_pay_money'], $max_used_amount, 2) < 0 ? 0.00 : bcsub($v['order_wait_pay_money'], $max_used_amount, 2);
                            }
                            // 3.最终待支付金额 = 第二待支付金额  +  调度费
                            $v['order_wait_pay_money'] = bcadd($v['order_wait_pay_money'], $order_dispatch_money, 2);

                            // 总优惠金额 = 时长 + 调度 -待支付
                            $v['preferential_money'] = bcsub(bcadd($order_time_money, $order_dispatch_money, 2), $v['order_wait_pay_money'], 2);
                            $is_ok = true;
                            break;
                        default:
                            $is_ok = false;
                            return $this->errorNoValidation('优惠券类型出现错误，请联系管理员');
                    }
                    if ($is_ok) {

                        $datayes[] = [
                            'id' => $v['id'],
                            'get_type_name' => CouponsUserBag::$typeMaps[$v['type']],
                            'type' => $cou['type'],
                            'type_name' => Coupon::$typeMaps[$cou['type']],
                            'valid_type_name' => CouponsUserBag::$validTypeMaps[$v['valid_type']],
                            'valid_type' => $v['valid_type'],
                            'valid_start_time' => Carbon::make($v['valid_start_time'])->format('Y-m-d'),
                            'valid_end_time' => Carbon::make($v['valid_end_time'])->format('Y-m-d'),
                            'valid_days' => $v['valid_days'],
                            'valid_days_end_time' => $valid_days_end_time,
                            'created_at' => Carbon::make($v['created_at'])->format('Y-m-d'),
                            'with_amount' => $cou['with_amount'],
                            'used_amount' => $cou['used_amount'],
                            'discount' => $cou['discount'] / 10,
                            'order_wait_pay_money' => $v['order_wait_pay_money'], // 订单待支付
                            'preferential_money' => $v['preferential_money'], // 订单总优惠
                            'coupon_preferential_money' => bcsub($v['preferential_money'], $order_preferential_money, 2), // 订单优惠券优惠
                            'order_type' => $v['order_type'], // 可用订单类型
                            'order_type_name' => CouponsUserBag::$orderTypeMaps[$v['order_type']], // 可用订单类型
                        ];
                        $score[] = $v['order_wait_pay_money'];
                        $ids[] = $v['id'];
                    }

                }
            }

            //排序最优
            if (!empty($datayes)) {

                array_multisort($score, SORT_ASC, $ids, SORT_ASC, $datayes);
            }

            if (bcsub($order_time_money, $order_preferential_money, 2) <= 0 || $order->status !== Order::STATUS_CLOSE_BIKE) {
                // 骑行花费待支付为0  不需要优惠券  直接返回空
                $data = [
                    'dataYes' => [],
                    'dataNo' => array_merge($datayes, $datano),
                ];
                return $this->response->array($data);
            }

            $data = [
                'dataYes' => $datayes,
                'dataNo' => $datano,
            ];
            return $this->response->array($data);

        } catch (\Exception $exception) {
            return $this->errorNoValidation($exception->getMessage());
        }
    }


}