using BBWYB.Client.Models;
using BBWYB.Common.Http;
using BBWYB.Common.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http;

namespace BBWYB.Client.APIServices
{
    public class PurchaseOrderService : BaseApiService, IDenpendency
    {
        public PurchaseOrderService(RestApiService restApiService, GlobalContext globalContext) : base(restApiService, globalContext)
        {

        }

        /// <summary>
        /// 按采购商分组组装采购产品参数
        /// </summary>
        /// <param name="productSkuWithSchemeList"></param>
        /// <returns></returns>
        private IList<object> CombineCargoParamGroup(IList<ProductSkuWithScheme> productSkuWithSchemeList)
        {
            IList<object> cargoParamGroupList = new List<object>();
            var purchaserGroups = productSkuWithSchemeList.GroupBy(s => s.PurchaserId);
            foreach (var purchaserGroup in purchaserGroups)
            {
                var first = purchaserGroup.FirstOrDefault();
                var cargoParamList = new List<object>();
                foreach (var productSkuWithScheme in purchaserGroup)
                {
                    foreach (var purchaseSchemeProductSku in productSkuWithScheme.PurchaseSchemeProductSkuList)
                    {
                        cargoParamList.Add(new
                        {
                            ProductId = purchaseSchemeProductSku.PurchaseProductId,
                            SkuId = purchaseSchemeProductSku.PurchaseSkuId,
                            SpecId = purchaseSchemeProductSku.PurchaseSkuSpecId,
                            Quantity = purchaseSchemeProductSku.ItemTotal,
                            BelongSkuId = productSkuWithScheme.SkuId,
                            SchemeId = productSkuWithScheme.PurchaseSchemeId
                        });
                    }
                }

                var cargoParamGroup = new
                {
                    PurchaserId = purchaserGroup.Key,
                    first.PurchaserName,
                    first.PurchasePlatform,
                    cargoParamList
                };
                cargoParamGroupList.Add(cargoParamGroup);
            }
            return cargoParamGroupList;
        }

        /// <summary>
        /// 预览订单
        /// </summary>
        /// <param name="consignee"></param>
        /// <param name="productSkuWithSchemeList"></param>
        /// <param name="purchaseOrderMode"></param>
        /// <returns></returns>
        public ApiResponse<PreviewOrderResponse> PreviewPurchaseOrder(Consignee consignee, IList<ProductSkuWithScheme> productSkuWithSchemeList, PurchaseOrderMode purchaseOrderMode)
        {
            var cargoParamGroupList = CombineCargoParamGroup(productSkuWithSchemeList);
            return SendRequest<PreviewOrderResponse>(globalContext.BBWYApiHost, "api/PurchaseOrder/PreviewPurchaseOrder", new
            {
                purchaseOrderMode,
                consignee,
                cargoParamGroupList,
                globalContext.User.Shop.PurchaseAccountList
            }, null, HttpMethod.Post);
        }

        /// <summary>
        /// 创建采购单
        /// </summary>
        /// <param name="consignee"></param>
        /// <param name="productSkuWithSchemeList"></param>
        /// <param name="purchaseOrderMode"></param>
        /// <param name="remark"></param>
        /// <param name="orderId"></param>
        /// <param name="shopId"></param>
        /// <param name="extensions"></param>
        /// <returns></returns>
        public ApiResponse<object> FastCreateOrder(Consignee consignee,
                                                   IList<ProductSkuWithScheme> productSkuWithSchemeList,
                                                   PurchaseOrderMode purchaseOrderMode,
                                                   string remark,
                                                   string orderId,
                                                   long shopId,
                                                   string extensions)
        {
            var cargoParamGroupList = CombineCargoParamGroup(productSkuWithSchemeList);
            return SendRequest<object>(globalContext.BBWYApiHost, "api/purchaseOrder/CreatePurchaseOrder", new
            {
                purchaseOrderMode,
                consignee,
                cargoParamGroupList,
                globalContext.User.Shop.PurchaseAccountList,
                remark,
                orderId,
                shopId,
                extensions
            }, null, HttpMethod.Post);
        }



        /// <summary>
        /// 查询审核采购单
        /// </summary>
        /// <param name="shopIdList"></param>
        /// <param name="startDate"></param>
        /// <param name="endDate"></param>
        /// <returns></returns>
        public ApiResponse<IList<AuditPurchaseOrderResponse>> GetAuditPurchaseOrderList(IList<long> shopIdList, DateTime startDate, DateTime endDate)
        {
            return SendRequest<IList<AuditPurchaseOrderResponse>>(globalContext.BBWYApiHost, "Api/PurchaseOrder/GetAuditPurchaseOrderList", new
            {
                startDate,
                endDate,
                shopIdList
            }, null, HttpMethod.Post);
        }
    }
}