package logic

import (
	"errors"
	"fmt"
	"fusenapi/constants"
	"fusenapi/model/gmodel"
	"fusenapi/utils/auth"
	"fusenapi/utils/basic"
	"fusenapi/utils/configs"
	"fusenapi/utils/image"
	"strings"

	"fusenapi/utils/format"
	"fusenapi/utils/order"
	"math"
	"time"

	"context"

	"fusenapi/server/home-user-auth/internal/svc"
	"fusenapi/server/home-user-auth/internal/types"

	"github.com/zeromicro/go-zero/core/logx"
	"gorm.io/gorm"
)

type UserOrderListLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewUserOrderListLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UserOrderListLogic {
	return &UserOrderListLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *UserOrderListLogic) UserOrderList(req *types.UserOrderListReq, userinfo *auth.UserInfo) (resp *basic.Response) {
	// 返回值必须调用Set重新返回, resp可以空指针调用 resp.SetStatus(basic.CodeOK, data)
	// userinfo 传入值时, 一定不为null

	size := req.Size

	if size > 0 {
		size = int64(image.GetCurrentSize(uint32(size)))
	}

	orderDetailModel := gmodel.NewFsOrderDetailModel(l.svcCtx.MysqlConn)
	orderDetailTemplateModel := gmodel.NewFsOrderDetailTemplateModel(l.svcCtx.MysqlConn)
	fsProductDesignModel := gmodel.NewFsProductDesignModel(l.svcCtx.MysqlConn)
	orderModel := gmodel.NewFsOrderModel(l.svcCtx.MysqlConn)
	rowBuilder := orderModel.RowSelectBuilder(nil)
	if userinfo == nil || userinfo.UserId == 0 {
		return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "order not found")
	}

	// 查询条件
	var page = req.Page
	var pageSize = req.PageSize
	var listRes []*gmodel.FsOrderRel
	rowBuilder = rowBuilder.Where("user_id =?", userinfo.UserId).Where("status <> ?", constants.STATUS_NEW_NOT_PAY).Where("status <>?", constants.STATUS_NEW_DELETE)

	// 根据时间来查询不同范围的订单
	switch req.Time {
	case 1:
		rowBuilder = rowBuilder.Where("ctime >?", time.Now().AddDate(0, -1, 0).Unix())
	case 2:
		rowBuilder = rowBuilder.Where("ctime >?", time.Now().AddDate(0, -3, 0).Unix())
	case 3:
		rowBuilder = rowBuilder.Where("ctime >?", time.Now().AddDate(0, -6, 0).Unix())
	case 4:
		rowBuilder = rowBuilder.Where("ctime >?", time.Now().AddDate(-1, 0, 0).Unix())
	default:
	}

	//按照订单状态查询不同的订单
	if req.Status != -1 {
		switch req.Status {
		case 1:
			rowBuilder = rowBuilder.Where("status in ?", [3]constants.Order{constants.STATUS_NEW_PART_PAY, constants.STATUS_NEW_PAY_COMPLETED, constants.STATUS_NEW_SURE})
		case 2:
			rowBuilder = rowBuilder.Where("status in ?", [2]constants.Order{constants.STATUS_NEW_PRODUTING, constants.STATUS_NEW_PRODUT_COMPLETED})
		case 3:
			rowBuilder = rowBuilder.Where("status in ?", [2]constants.Order{constants.STATUS_NEW_DELIVER, constants.STATUS_NEW_UPS})
		case 4:
			rowBuilder = rowBuilder.Where("status =?", constants.STATUS_NEW_ARRIVAL)
		case 5:
			rowBuilder = rowBuilder.Where("status =?", constants.STATUS_NEW_COMPLETED).Where("delivery_method =?", constants.DELIVERY_METHOD_ADDRESS)
		case 7:
			rowBuilder = rowBuilder.Where("status in ?", [3]constants.Order{constants.STATUS_NEW_CANCEL, constants.STATUS_NEW_REFUNDED, constants.STATUS_NEW_REFUNDING})
		case 8:
			rowBuilder = rowBuilder.Where("status =?", constants.STATUS_NEW_COMPLETED).Where("delivery_method =?", constants.DELIVERY_METHOD_CLOUD)
		}
	}

	// 查询总数
	total, err := orderModel.FindCount(l.ctx, rowBuilder, nil)
	if err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "order not found")
		}
		logx.Error(err)
		return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to get order info")
	}

	// 查询数据
	if total > 0 {
		rowBuilder = rowBuilder.Preload("FsOrderAffiliateInfo").Preload("FsOrderDetails", func(dbPreload *gorm.DB) *gorm.DB {
			return dbPreload.Table(orderDetailModel.TableName()).Preload("FsOrderDetailTemplateInfo", func(dbPreload *gorm.DB) *gorm.DB {
				return dbPreload.Table(orderDetailTemplateModel.TableName()).Preload("FsProductDesignInfo", func(dbPreload *gorm.DB) *gorm.DB {
					return dbPreload.Table(fsProductDesignModel.TableName()).Preload("OptionData").Preload("TemplateData")
				}).Preload("FsProductSizeInfo")
			}).Preload("FsProductInfo")
		})
		listRes, err = orderModel.FindPageListByPage(l.ctx, rowBuilder, &page, &pageSize, nil, "")
	}

	if err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "order not found")
		}
		logx.Error(err)
		return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to get order info")
	}
	listResLen := len(listRes)

	var respList []types.Items
	if listResLen > 0 {
		// 获取订单时间配置
		orderTimeConfig, err := configs.GetOrderTimeConfig(l.ctx, l.svcCtx.MysqlConn)
		if err != nil {
			return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to get config time info")
		}

		// 数据处理
		for _, item := range listRes {
			var pbData types.Items
			pbData.ID = item.Id
			pbData.Sn = *item.Sn
			pbData.UserID = *item.UserId
			pbData.TotalAmount = *item.TotalAmount
			pbData.Ctime = format.TimeIntToFormat(*item.Ctime)
			pbData.Status = *item.Status
			pbData.DeliveryMethod = *item.DeliveryMethod
			pbData.TsTime = format.TimeToFormat(*item.TsTime)
			pbData.IsPayCompleted = *item.IsPayCompleted
			pbData.DeliverSn = *item.DeliverSn

			var pcsBox int64
			var pcs int64
			var productList []types.Product

			var surplusAt int64

			//如果是部分支付状态，那么取消订单倒计时2天
			if *item.Status == int64(constants.STATUS_NEW_PART_PAY) {
				surplusAt = (*item.Ctime + int64(constants.CANCLE_ORDER_EXPIRE)) - time.Now().UTC().Unix()
				if surplusAt < 0 {
					surplusAt = 0
				}
			}

			fsOrderAffiliateInfo := item.FsOrderAffiliateInfo

			var sureTime int64
			var productTime int64
			var ProductEndtime int64
			var deliverTime int64
			var upsDeliverTime int64
			var upsTime int64
			var arrivalTime int64
			var recevieTime int64
			if fsOrderAffiliateInfo.Id > 0 {
				sureTime = *fsOrderAffiliateInfo.SureTime
				productTime = *fsOrderAffiliateInfo.ProductTime
				ProductEndtime = *fsOrderAffiliateInfo.ProductEndtime
				deliverTime = *fsOrderAffiliateInfo.DeliverTime
				upsDeliverTime = *fsOrderAffiliateInfo.UpsDeliverTime
				upsTime = *fsOrderAffiliateInfo.UpsTime
				arrivalTime = *fsOrderAffiliateInfo.ArrivalTime
				recevieTime = *fsOrderAffiliateInfo.RecevieTime
			}

			var getOrderStatusAndLogisticsReq = order.GetOrderStatusAndLogisticsReq{
				OrderStatus:    constants.Order(*item.Status),
				DeliveryMethod: constants.DeliveryMethod(*item.DeliveryMethod),
				IsPayCompleted: *item.IsAllProductCompleted,
				OrderCtime:     *item.Ctime,

				SureTime:       sureTime,
				ProductTime:    productTime,
				ProductEndtime: ProductEndtime,
				DeliverTime:    deliverTime,
				UpsDeliverTime: upsDeliverTime,
				UpsTime:        upsTime,
				ArrivalTime:    arrivalTime,
				RecevieTime:    recevieTime,

				WebSetTimeInfo: orderTimeConfig,
			}

			statusAndLogisticsRes := order.GetOrderStatusAndLogistics(getOrderStatusAndLogisticsReq)

			// 流程控制
			var statusTime []types.StatusTime
			for _, itemTimes := range statusAndLogisticsRes.Times {
				statusTime = append(statusTime, types.StatusTime{
					Key:  itemTimes.Key,
					Time: itemTimes.Time,
				})
			}
			pbData.StatusTimes = statusTime
			pbData.LogisticsStatus = int64(statusAndLogisticsRes.LogisticsStatus)
			pbData.Status = int64(statusAndLogisticsRes.OrderStatus)

			var isStopMax int64
			if len(item.FsOrderDetails) > 0 {
				for _, fsOrderDetailItem := range item.FsOrderDetails {

					fsOrderDetailBuyNum := *fsOrderDetailItem.FsOrderDetail.BuyNum
					fsOrderDetailEachBoxNum := *fsOrderDetailItem.FsOrderDetailTemplateInfo.EachBoxNum
					pcs = pcs + fsOrderDetailBuyNum
					pcsBoxNum := fsOrderDetailBuyNum / fsOrderDetailEachBoxNum
					var csBoxNumF int64
					if (fsOrderDetailBuyNum % fsOrderDetailEachBoxNum) > 0 {
						csBoxNumF = 1
					}
					pcsBox = pcsBox + pcsBoxNum + csBoxNumF

					productCover := *fsOrderDetailItem.Cover
					// 尺寸
					if size >= 200 {
						coverArr := strings.Split(*fsOrderDetailItem.Cover, ".")
						if len(coverArr) < 2 {
							return resp.SetStatusWithMessage(basic.CodeServiceErr, "cover split slice item count is less than 2")
						}
						productCover = fmt.Sprintf("%s_%d.%s", coverArr[0], req.Size, coverArr[1])
					}

					// 判断stop
					var isStop int64
					if fsOrderDetailItem.FsOrderDetailTemplateInfo.FsProductDesignInfo.OptionData.Id != 0 {
						// 尺寸或者模板下架
						if fsOrderDetailItem.FsOrderDetailTemplateInfo.FsProductDesignInfo.Id != 0 {
							isStop = 1
						} else {
							isStop = 3
						}
					} else {
						if fsOrderDetailItem.FsOrderDetailTemplateInfo.FsProductDesignInfo.Id != 0 {
							isStop = 1
						}
					}

					// 判断产品是否下架
					if *fsOrderDetailItem.FsProductInfo.IsShelf == 0 || *fsOrderDetailItem.FsProductInfo.IsDel == 1 {
						isStop = 2
					}
					if isStop > isStopMax {
						isStopMax = isStop
					}

					productList = append(productList, types.Product{
						Cover:                 productCover,
						Fitting:               *fsOrderDetailItem.OptionalTitle,
						OptionPrice:           *fsOrderDetailItem.OptionPrice,
						OrderDetailTemplateId: *fsOrderDetailItem.OrderDetailTemplateId,
						OrderId:               *fsOrderDetailItem.OrderId,
						Pcs:                   fsOrderDetailBuyNum,
						PcsBox:                pcsBox,
						Price:                 *fsOrderDetailItem.FsOrderDetail.Amount,
						ProductId:             *fsOrderDetailItem.OptionPrice,
						Title:                 *fsOrderDetailItem.FsProductInfo.Title,
						Size:                  *fsOrderDetailItem.FsOrderDetailTemplateInfo.FsProductSizeInfo.Capacity,
						IsStop:                isStop,
					})
				}
				pbData.ProductList = productList
			}

			pbData.IsStop = isStopMax
			pbData.PcsBox = pcsBox
			pbData.Pcs = pcs
			pbData.SurplusAt = surplusAt
			pbData.Deposit = *item.TotalAmount / 2
			pbData.Remaining = pbData.Deposit
			respList = append(respList, pbData)
		}

	}

	return resp.SetStatusWithMessage(basic.CodeOK, "success", types.UserOrderListRsp{
		Items: respList,
		Meta: types.Meta{
			TotalCount:  total,
			PageCount:   int64(math.Ceil(float64(total) / float64(pageSize))),
			CurrentPage: int(page),
			PerPage:     int(pageSize),
		},
	})
}