<?php

namespace addons\StarChain\common\services;

use addons\StarChain\common\enums\OrderRefundEnum;
use addons\StarChain\common\enums\RefundStatusEnum;
use addons\StarChain\common\enums\RefundTypeEnum;
use addons\StarChain\common\enums\StarChainEnum;
use addons\StarChain\common\models\Goods;
use addons\StarChain\common\models\MallOrder;
use addons\StarChain\common\models\Order;
use addons\StarChain\common\models\OrderItem;
use addons\StarChain\common\models\OrderRefund;
use addons\StarChain\common\models\Setting;
use common\enums\EventNameEnum;
use common\enums\OrderStatusEnum;
use common\enums\RabbitMqEnum;
use common\enums\RefundTypeEnum as EnumsRefundTypeEnum;
use common\enums\ShippingStatusEnum;
use common\globals\GlobalInvoke;
use common\logic\order\OrderRefundLogic;
use common\logic\statistics\StatisticsHandle;
use common\models\order\OrderDetail;
use common\models\order\OrderRefund as MallOrderRefund;
use common\models\order\OrderRefundStep;
use Exception;
use Yii;
use yii\data\Pagination;
use yii\helpers\Json;

/**
 * 售后服务类
 */
class RefundService extends BaseService
{
    /**
     * 获取售后订单列表
     *
     * @param array $params
     * @return array
     */
    public function getRefundList($params = [])
    {
        $limit = $params['limit'] ?? 10;

        $model = OrderRefund::find();
        $model->where(['mall_id' => $this->mall_id]);
        $model->with([
            'goods' => function ($query) {
                $query->select('id, name, spu_id, carousel_img_list, status');
            }, 
            'detail' => function ($query) {
                $query->select('id, order_id, goods_attr_name, price, goods_price');
            },
            'order' => function ($query) {
                $query->select('id, region_name, address, receiver_name, shipping_money, goods_price, mobile');
            },
            'refund' => function ($query) {
                $query->select('id, order_no, reason, refund_price, pic_list, type, remark');
            },
        ]);

        // 查询
        if (!empty($params['name'])) {
            $model->andWhere([
                'spu_id' => Goods::find()->where(['like', 'name', $params['name']])->select('spu_id'),
            ]);
        }
        if (!empty($params['order_no'])) {
            $model->andWhere([
                'order_refund_id' => MallOrderRefund::find()->where(['like', 'order_no', $params['order_no']])->select('id')->column(),
            ]);
        }
        if (!empty($params['data'])) {
            list($start, $end) = $params['data'];
            $start = strtotime($start);
            $end = strtotime($end);

            $model->andFilterWhere(['between', 'created_at', $start, $end]);
        }
        
        $pagination = new Pagination(['totalCount' => $model->count(), 'pageSize' => $limit]);
        $model->limit($pagination->limit)->offset($pagination->offset);
        $list = $model->orderBy('id desc')
            ->asArray()
            ->all();

        foreach ($list as $k => $v) {
            $list[$k]['goods']['carousel_img_list'] = Json::decode($v['goods']['carousel_img_list']);
            $list[$k]['data'] = Json::decode($v['data']);
            $list[$k]['refund']['pic_list'] = Json::decode($v['refund']['pic_list']);
            $list[$k]['refund']['type_text'] = RefundTypeEnum::getValue($v['refund']['type']);
            $list[$k]['refund_status_text'] = RefundStatusEnum::getValue($v['refund_status']);
            $list[$k]['status_text'] = OrderRefundEnum::getValue($v['status']);
        }

        $data['list'] = $list;
        $data['status_arr'] = OrderRefundEnum::getMap();
        $data['refund_status_arr'] = RefundStatusEnum::getMap();
        $data['page_count'] = $pagination->pageCount;

        return $data;
    }

    /**
     * 添加售后
     *
     * @param array $params
     * @return MallOrderRefund
     */
    public function doRefund($params)
    {
        $params2 = $params;
        $db = Yii::$app->db->beginTransaction();
        try {
            //订单详情表
            $order_detail = OrderDetail::findOne(['id' => $params['order_detail_id'], 'user_id' => $params['user_id']]);
            if (empty($order_detail)) throw new Exception('订单不存在');
            if ($order_detail->order_status == OrderStatusEnum::ACCOMPLISH) throw new Exception('订单已过售后时间,无法申请售后');
            if (!in_array($order_detail->order_status, [OrderStatusEnum::PAY, OrderStatusEnum::SHIPMENTS, OrderStatusEnum::SING])) {
                throw new Exception('该订单状态下,无法申请售后');
            }
            // 订单是否聚合
            $order = MallOrder::find()->where(['id' => $order_detail['order_id']])->select('id, order_no, mall_id, shipping_money, order_source')->one();
            if ($order->order_source != StarChainEnum::PLUGIN_SIGN) throw new Exception('该订单不是聚合供应链订单');

            // 供应链订单信息
            $chain_order = OrderItem::find()->where(['mall_order_id' => $order_detail['order_id']])->select('sku_id, spu_id, num')->one();
            if (empty($chain_order)) throw new Exception('该订单不是聚合供应链订单');

            // 公共调用
            $order_detail = GlobalInvoke::exec(GlobalInvoke::ORDER_REFUND_SUBMIT, $this->mall_id, [
                'order_detail' => $order_detail,
                'mall_id' => $this->mall_id,
            ]) ?: $order_detail;

            // 一共可以退款
            $refund_total_money = bcadd($order_detail->goods_price, $order_detail->adjust_money, 2);
            // 未发货添加邮费
            if ($order_detail['shipping_status'] == ShippingStatusEnum::UN_SHIPPED) {
                $refund_total_money = bcadd($refund_total_money, $order->shipping_money, 2);
            }
            if ($params['refund_price'] > $refund_total_money) {
                throw new Exception('最多可退款金额￥' . $refund_total_money);
            }

            // 替换成商城状态
            $params['type'] = RefundTypeEnum::typeChange($params['type']);
            if (empty($params['type'])) {
                throw new Exception('选择退款状态有误');
            }

            $order_detail->is_feedback = OrderStatusEnum::FEEDBACKING;
            if(!$order_detail->save()) throw new Exception(OrderDetail::getStaticError());
            // 处理售后步骤
            !empty($params['pic_list']) && $params['pic_list'] = Json::decode($params['pic_list']);
            MallOrderRefund::stepHandle($params);
            // 退款主表
            $params2['is_feedback'] = $params['is_feedback'] = OrderStatusEnum::FEEDBACKING;
            $params2['order_id'] = $params['order_id'] = $order_detail->order_id;
            $params2['order_no'] = $params['order_no'] = MallOrder::generateOrderNo('r');
            $order_refund_model = MallOrderRefund::setData($params);
            if(!$order_refund_model) throw new Exception(MallOrderRefund::getStaticError());
            $params2['order_refund_id'] = $params['order_refund_id'] = $order_refund_model->id;

            $res = OrderRefundStep::setData($params);
            if(!$res) throw new Exception(OrderRefundStep::getStaticError());

            //自动维护订单主表
            $order = MallOrder::findOne($params['order_id']);
            $res = MallOrder::autoUpdateStatus($order);

            // 供应链订单详情
            $order_item = OrderItem::getOrderItemByDetailId($order_detail->id);
            if (empty($order_item)) throw new Exception('售后订单详情不存在');

            // 添加聚合售后
            $refund = OrderRefund::add([
                'user_id' => $params['user_id'], 
                'mall_id' => $order->mall_id,
                'order_id' => $order_detail['order_id'], 
                'order_detail_id' => $order_detail['id'],
                'order_refund_id' => $order_refund_model->id,
                'spu_id' => $order_item->spu_id,
                'sku_id' => $order_item->sku_id,
                'num' => $order_item->num,
                'data' => $params2,
            ]);
            
            $db->commit();
            // 触发售后统计
            $refund_event = ['id' => $order_refund_model->id, 'type' => EnumsRefundTypeEnum::EVENT_APPLY];
            Yii::$app->services->rabbitMq->push(
                RabbitMqEnum::EXCHANGE_TASK, RabbitMqEnum::TASK_QUEUE, [
                    'type' => EventNameEnum::ORDER_REFUND,
                    'params' => $refund_event,
                ], StatisticsHandle::class, 'handleSync'
            );
            // 自动推送售后
            Yii::$app->services->rabbitMq->push(
                RabbitMqEnum::EXCHANGE_TASK, RabbitMqEnum::TASK_QUEUE, [
                    'mall_id' => $refund->mall_id,
                    'id' => $refund->id,
                ],
                self::class, 'autoPush'
            );
            return $order_refund_model;
        } catch (Exception $e) {
            $db->rollback();
            return $this->error($e->getMessage());
        }
    }

    /**
     * 驳回申请
     *
     * @param array $ids
     * @return integer
     */
    public function reject($ids)
    {
        $list = OrderRefund::find()->where(['id' => $ids, 'status' => OrderRefundEnum::NOT_PUSHED])->all();
        $num = 0;
        foreach ($list as $v) {
            
            $db = Yii::$app->db->beginTransaction();
            try {
                self::refuse($v);
                $db->commit();
                $num++;
            } catch (Exception $e) {
                $db->rollback();

                $v->error_msg = $e->getMessage();
                $v->save();
            }
        }

        return $num;
    }

    /**
     * 同意申请
     *
     * @param array $ids [1,2,3]
     * @return void
     */
    public function agree($ids)
    {
        $list = OrderRefund::find()->where(['id' => $ids, 'status' => OrderRefundEnum::NOT_PUSHED])->all();
        $num = 0;
        /**
         * @var OrderRefund
         */
        foreach ($list as $v) {
            $db = Yii::$app->db->beginTransaction();
            try {
                $res = $this->push($v);
                $v->pushOk($res);
                $num++;
                $db->commit();
            } catch (Exception $e) {
                $db->rollback();

                $v->error_msg = $e->getMessage();
                $v->save();
            }
        }

        return $num;
    }

    /**
     * 推送申请
     *
     * @param OrderRefund $model
     * @return void
     */
    public function push(OrderRefund $model)
    {
        // 聚合订单
        $chain_order = OrderItem::find()
            ->where(['mall_order_id' => $model->order_id, 'sku_id' => $model->sku_id])
            ->one();
        // 商城退款订单
        $mall_refund_order = MallOrderRefund::find()->where(['id' => $model->order_refund_id])->one();
        // 提交到聚合供应链
        $params = $this->getParams($model, $chain_order, $mall_refund_order);

        \Yii::error('--------  推送售后订单  --------');
        \Yii::error(Json::encode($params));
        return $this->api->applyRefund($params);
    }

    /**
     * 获取供应链售后参数
     *
     * @param OrderRefund $model
     * @param OrderItem $chain_order
     * @param MallOrderRefund $mall_refund_order
     * @return array
     */
    private function getParams($model, $chain_order, $mall_refund_order)
    {
        $data = Json::decode($model->data);
        $params = [
            'reason' => $mall_refund_order->reason,
            'orderSn' => $chain_order->chain_order_sn,
            'refundReasonId' => $data['reason_id'],
            'goodsList' => [
                [
                    'goodsQuantity' => $model->num,
                    'goodsSpecId' => $model->sku_id,
                ]
            ],
            'returnType' => /* RefundTypeEnum::typeChange */($data['type']),
        ];
        $mall_refund_order->remark && $params['memo'] = $mall_refund_order->remark;
        Json::decode($mall_refund_order->pic_list) && $params['pictureurlList'] = Json::decode($mall_refund_order->pic_list);

        return $params;
    }
    
    /**
     * 驳回
     *
     * @param OrderRefund $model
     * @return void
     */
    public static function refuse(OrderRefund $model)
    {
        $model->status = OrderRefundEnum::REFUSE;
        $res = $model->save();

        if ($res === false) throw new Exception($model->getError());

        $res = OrderRefundLogic::refuseRefundForChain($model->mall_id, $model->order_refund_id);
        if ($res === false) throw new Exception(MallOrderRefund::$static_error);
    }

    /**
     * 售后状态变更
     *
     * @param string $return_sn
     * @param integer $status
     * @return boolean
     */
    public function statusChange($return_sn, $status)
    {
        try {
            /**
             * @var OrderRefund|null
             */
            $refund_order = OrderRefund::getOrderByReturnSn($this->mall_id, $return_sn);
            if (empty($refund_order)) {
                throw new Exception("售后订单{$return_sn}不存在");
            }
            switch ($status) {
                // 审核中
                case '1':
                    $refund_order->review();
                    break;
                // 卖家拒绝退款
                case '2':
                    $refund_order->refuseMoney();
                    break;
                // 退款成功
                case '3':
                    $refund_order->success();
                    break;
                // 卖家拒绝退货退款
                case '4':
                    $refund_order->refuseMoneyAndProduct();
                    break;
                // 待买家退货
                case '5':
                    $refund_detail = $this->api->orderReturnGoodsDetail($return_sn);
                    $refund_order->waitBuyerSend($refund_detail);
                    break;
                // 买家已退货，待卖家收货
                case '6':
                    $refund_order->waitSellerReceive();
                    break;
                // 买家已退货，卖家拒绝收货
                case '7':
                    $refund_order->sellerRefuseReceive();
                    break;
                // 卖家已收货,待确认退款
                case '8':
                    $refund_order->sellerReceiveOfWait();
                    break;
                // 退货退款成功
                case '9':
                    $refund_order->successMoneyAndProduct();
                    break;
                // 卖家拒绝换货
                case '10':
                    $refund_order->refuseExchange();
                    break;
                // 买家已退货，待卖家换货
                case '11':
                    $refund_order->waitSellerSend();
                    break;
                // 卖家已换货，待买家收货
                case '12':
                    $refund_detail = $this->api->orderReturnGoodsDetail($return_sn);
                    $refund_order->waitBuyerReceive($refund_detail);
                    break;
                // 换货成功
                case '13':
                    $refund_order->successExchange();
                    break;
                // 已关闭
                case '14':
                    $refund_order->close();
                    break;
                // 卖家同意退款
                case '15':
                    $refund_order->adoptMoney();
                    break;
                // 卖家同意仅退款
                case '16':
                    $refund_order->adoptOnlyMoney();
                    break;
                // 卖家拒绝仅退款
                case '17':
                    $refund_order->refuseOnlyMoney();
                    break;
                // 仅退款成功
                case '18':
                    $refund_order->successOnlyMoney();
                    break;
                default:
                    break;
            }
        } catch (Exception $e) {
            return $this->error("售后订单{$return_sn}, 售后失败, 状态为{$status}, 失败原因：" . $e->getMessage());
        }

        return true;
    }

    /**
     * 售后处理
     *
     * @param integer $refund_id
     * @return void
     */
    public function buyerDelivery($refund_id)
    {
        $chain_refund_sn = OrderRefund::find()->where(['order_refund_id' => $refund_id])->select('chain_refund_sn')->scalar();
        if ($chain_refund_sn) {
            $refund_order = MallOrderRefund::find()->where(['id' => $refund_id])->select('id, express, express_no')->one();

            try {
                // 都不为空的时候调用
                !empty($refund_order) 
                && $refund_order->express_no 
                && $refund_order->express 
                && $this->api->sendReturnGoods(
                    $chain_refund_sn, 
                    $refund_order->express_no,
                    $refund_order->express
                );
            } catch (Exception $e) {
                Yii::error("");
            }
        }
    }

    /**
     * 取消订单
     *
     * @param integer $id
     * @return boolean
     */
    public function cancel($id)
    {
        $model = OrderRefund::find()->where(['order_refund_id' => $id, 'status' => OrderRefundEnum::NOT_PUSHED])->one();
        return self::refuse($model);
    }

    /**
     * 售后订单收货完成
     *
     * @param integer $id
     * @return boolean
     */
    public function finish($id)
    {
        $model = OrderRefund::find()->where(['order_refund_id' => $id])->one();
        if (empty($model)) return false;
        $this->api->receiptRefund($model->chain_refund_sn);
    }

    /**
     * 自动推送售后
     *
     * @param array $params
     * @return boolean
     */
    public static function autoPush($params = [])
    {
        if (empty($mall_id = $params['mall_id']) || empty($id = $params['id'])) return true;

        // 获取设置
        $setting = Setting::getSetting($mall_id);
        if (empty($setting) || empty($setting['refund_auto_push'])) return true;

        try {
            /**
             * @var OrderRefund
             */
            $model = OrderRefund::find()->where(['id' => $id])->one();
            $res = (new static(['mall_id' => $mall_id]))->push($model);
            $model->pushOk($res);
        } catch (Exception $e) {
            echo '文件: ' . $e->getFile() . ', 错误行数: ' . $e->getLine() . ', 错误信息: ' . $e->getMessage();
        }
        return true;
    }
}