387 lines
15 KiB
C#
387 lines
15 KiB
C#
/***********************************************************************
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* Project: CoreCms
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* ProjectName: 核心内容管理系统
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* Web: https://www.corecms.net
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* Author: 大灰灰
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* Email: jianweie@163.com
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* CreateTime: 2021/1/31 21:45:10
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* Description: 暂无
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***********************************************************************/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using CoreCms.Net.Configuration;
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using CoreCms.Net.IRepository;
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using CoreCms.Net.IRepository.UnitOfWork;
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using CoreCms.Net.IServices;
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using CoreCms.Net.Model.Entities;
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using CoreCms.Net.Model.ViewModels.UI;
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using CoreCms.Net.Model.ViewModels.DTO;
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using CoreCms.Net.Utility.Extensions;
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using CoreCms.Net.Utility.Helper;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Linq;
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namespace CoreCms.Net.Services
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{
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/// <summary>
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/// 促销条件表 接口实现
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/// </summary>
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public class CoreCmsPromotionConditionServices : BaseServices<CoreCmsPromotionCondition>, ICoreCmsPromotionConditionServices
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{
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private readonly ICoreCmsPromotionConditionRepository _dal;
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private readonly IUnitOfWork _unitOfWork;
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private readonly ICoreCmsGoodsCategoryServices _goodsCategoryServices;
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private readonly IServiceProvider _serviceProvider;
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public CoreCmsPromotionConditionServices(IUnitOfWork unitOfWork
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, ICoreCmsPromotionConditionRepository dal
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, ICoreCmsGoodsCategoryServices goodsCategoryServices
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, IServiceProvider serviceProvider
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)
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{
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this._dal = dal;
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base.BaseDal = dal;
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_unitOfWork = unitOfWork;
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_goodsCategoryServices = goodsCategoryServices;
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_serviceProvider = serviceProvider;
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}
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/// <summary>
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/// 检查是否满足条件
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/// </summary>
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/// <param name="conditionInfo"></param>
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/// <param name="cart"></param>
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/// <param name="promotionInfo"></param>
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/// <returns></returns>
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public async Task<bool> check(CoreCmsPromotionCondition conditionInfo, CartDto cart,
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CoreCmsPromotion promotionInfo)
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{
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if (string.IsNullOrEmpty(conditionInfo.parameters)) return false;
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var getPromotionConditionType = SystemSettingDictionary.GetPromotionConditionType();
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var codeModel = getPromotionConditionType.Find(p => p.sKey == conditionInfo.code);
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if (codeModel != null)
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{
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//如果是订单促销就直接去判断促销条件，如果是商品促销，就循环订单明细
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JObject parameters = (JObject)JsonConvert.DeserializeObject(conditionInfo.parameters);
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if (codeModel.sValue == "goods")
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{
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var key = false;
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foreach (var item in cart.list)
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{
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var type = 0;
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//判断是哪个规则，并且确认是否符合
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switch (conditionInfo.code)
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{
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case "GOODS_ALL":
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type = condition_GOODS_ALL(parameters,
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(int)item.products.goodsId, item.nums);
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break;
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case "GOODS_IDS":
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type = condition_GoodsIdS(parameters,
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(int)item.products.goodsId, item.nums);
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break;
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case "GOODS_CATS":
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type = await condition_GOODS_CATS(parameters, (int)item.products.goodsId, item.nums);
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break;
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case "GOODS_BRANDS":
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type = await condition_GOODS_BRANDS(parameters,
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(int)item.products.goodsId, item.nums);
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break;
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default:
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type = 0;
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break;
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}
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if (type > 0)
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{
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if (item.products.promotionList.ContainsKey(promotionInfo.id))
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{
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item.products.promotionList[promotionInfo.id].name = promotionInfo.name;
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item.products.promotionList[promotionInfo.id].type = type;
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}
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else
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{
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item.products.promotionList.Add(promotionInfo.id, new WxNameTypeDto()
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{
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name = promotionInfo.name,
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type = type
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});
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}
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}
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//只有选中的商品才算促销
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if (item.isSelect)
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{
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if (!key)
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{
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if (type == 2)
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{
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key = true;//针对某一条商品促销条件，循环购物车的所有商品，只要有一条满足要求就，算，就返回true
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}
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}
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}
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}
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return key;
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}
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else if (codeModel.sValue == "order")
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{
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var type = condition_ORDER_FULL(parameters, cart);
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if (type > 0)
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{
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if (cart.promotionList.ContainsKey(promotionInfo.id))
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{
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cart.promotionList[promotionInfo.id].name = promotionInfo.name;
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cart.promotionList[promotionInfo.id].type = type;
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}
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//else
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//{
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// cart.promotionList.Add(type, new WxNameTypeDto()
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// {
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// name = promotionInfo.name,
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// type = type
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// });
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//}
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}
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if (type == 2)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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else if (codeModel.sValue == "user")
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{
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var type = await condition_USER_GRADE(parameters, cart.userId);
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if (type == 2)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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}
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return false;
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}
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/// <summary>
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/// 在促销结果中，如果是商品促销结果，调用此方法，判断商品是否符合需求
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/// </summary>
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/// <param name="promotionId"></param>
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/// <param name="goodsId"></param>
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/// <param name="nums"></param>
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/// <returns></returns>
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public async Task<int> goods_check(int promotionId, int goodsId, int nums = 1)
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{
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var conditionInfos = await _dal.QueryListByClauseAsync(p => p.promotionId == promotionId);
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var getPromotionConditionType = SystemSettingDictionary.GetPromotionConditionType();
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foreach (var item in conditionInfos)
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{
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var codeModel = getPromotionConditionType.Find(p => p.sKey == item.code);
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if (codeModel != null && codeModel.sValue == "goods")
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{
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JObject parameters = (JObject)JsonConvert.DeserializeObject(item.parameters);
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var type = 0;
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//判断是哪个规则，并且确认是否符合
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switch (item.code)
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{
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case "GOODS_ALL":
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type = condition_GOODS_ALL(parameters, goodsId, nums);
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break;
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case "GOODS_IDS":
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type = condition_GoodsIdS(parameters, goodsId, nums);
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break;
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case "GOODS_CATS":
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type = await condition_GOODS_CATS(parameters, goodsId, nums);
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break;
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case "GOODS_BRANDS":
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type = await condition_GOODS_BRANDS(parameters, goodsId, nums);
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break;
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default:
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type = 0;
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break;
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}
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if (type != 2)
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{
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return type;
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}
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}
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}
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return 2;
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}
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/// <summary>
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/// 因为计算过促销条件后啊，前面有些是满足条件的，所以，他们的type是2，后面有不满足条件的时候呢，要把前面满足条件的回滚成不满足条件的
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/// </summary>
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/// <param name="cart"></param>
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/// <param name="promotionInfo"></param>
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/// <returns></returns>
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public CartDto PromotionFalse(CartDto cart, CoreCmsPromotion promotionInfo)
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{
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switch (promotionInfo.type)
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{
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case (int)GlobalEnumVars.PromotionType.Promotion:
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//订单促销回滚
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if (cart.promotionList.ContainsKey(promotionInfo.id))
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{
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cart.promotionList[promotionInfo.id].name = promotionInfo.name;
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cart.promotionList[promotionInfo.id].type = 1;
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}
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//商品回滚
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foreach (var item in cart.list.Where(item => item.products.promotionList.ContainsKey(promotionInfo.id)))
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{
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item.products.promotionList[promotionInfo.id].name = promotionInfo.name;
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item.products.promotionList[promotionInfo.id].type = 1;
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}
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break;
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}
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return cart;
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}
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/// <summary>
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/// 订单满XX金额时满足条件
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/// </summary>
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/// <param name="parameters">参数对象</param>
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/// <param name="cart"></param>
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/// <returns></returns>
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public int condition_ORDER_FULL(JObject parameters, CartDto cart)
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{
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if (!parameters.ContainsKey("money")) return 1;
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var objMoney = Convert.ToDecimal(parameters["money"]);
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return cart.amount >= objMoney ? 2 : 1;
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}
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/// <summary>
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/// 所有商品满足条件
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/// </summary>
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/// <param name="parameters">参数对象</param>
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/// <param name="goodsId">商品序列</param>
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/// <param name="nums">数量</param>
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/// <returns></returns>
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public int condition_GOODS_ALL(JObject parameters, int goodsId, int nums)
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{
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return 2;
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}
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/// <summary>
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/// 指定某些商品满足条件
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/// </summary>
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/// <param name="parameters">参数对象</param>
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/// <param name="goodsId">商品序列</param>
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/// <param name="nums">数量</param>
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/// <returns></returns>
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public int condition_GoodsIdS(JObject parameters, int goodsId, int nums)
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{
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if (!parameters.ContainsKey("goodsId") || !parameters.ContainsKey("nums")) return 0;
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var objNums = Convert.ToInt32(parameters["nums"]);
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var goodsIds = CommonHelper.StringToIntArray(parameters["goodsId"].ObjectToString());
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return goodsIds.Any() && goodsIds.Contains(goodsId) ? nums >= objNums ? 2 : 1 : 0;
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}
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/// <summary>
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/// 指定商品分类满足条件
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/// </summary>
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/// <param name="parameters">参数对象</param>
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/// <param name="goodsId">商品序列</param>
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/// <param name="nums">数量</param>
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/// <returns></returns>
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public async Task<int> condition_GOODS_CATS(JObject parameters, int goodsId, int nums)
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{
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using (var container = _serviceProvider.CreateScope())
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{
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var goodsServices = container.ServiceProvider.GetService<ICoreCmsGoodsServices>();
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if (!parameters.ContainsKey("catId") || !parameters.ContainsKey("nums")) return 0;
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var objCatId = parameters["catId"].ObjectToInt();
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var objNums = parameters["nums"].ObjectToInt();
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var goodsModel = await goodsServices.QueryByIdAsync(goodsId);
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if (goodsModel == null)
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{
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return 0;
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}
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return await _goodsCategoryServices.IsChild(objCatId, goodsModel.goodsCategoryId)
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? nums >= objNums ? 2 : 1
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: 0;
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}
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}
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/// <summary>
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/// 指定商品品牌满足条件
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/// </summary>
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/// <param name="parameters">参数对象</param>
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/// <param name="goodsId">商品序列</param>
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/// <param name="nums">数量</param>
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/// <returns></returns>
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public async Task<int> condition_GOODS_BRANDS(JObject parameters, int goodsId, int nums)
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{
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using (var container = _serviceProvider.CreateScope())
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{
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var goodsServices = container.ServiceProvider.GetService<ICoreCmsGoodsServices>();
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if (!parameters.ContainsKey("brandId") || !parameters.ContainsKey("nums")) return 0;
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var objBrandId = parameters["brandId"].ObjectToInt(0);
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var objNums = parameters["nums"].ObjectToInt(0);
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var goodsModel = await goodsServices.QueryByIdAsync(goodsId);
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if (goodsModel == null)
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{
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return 0;
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}
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return goodsModel.brandId == objBrandId ? nums >= objNums ? 2 : 1 : 0;
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}
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}
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/// <summary>
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/// 指定用户等级满足条件
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/// </summary>
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/// <param name="parameters">参数对象</param>
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/// <param name="userId">用户序列</param>
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/// <returns></returns>
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public async Task<int> condition_USER_GRADE(JObject parameters, int userId)
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{
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using (var container = _serviceProvider.CreateScope())
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{
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var userServices = container.ServiceProvider.GetService<ICoreCmsUserServices>();
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if (!parameters.ContainsKey("grades")) return 0;
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var userInfo = await userServices.QueryByIdAsync(userId);
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if (userInfo == null)
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{
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return 0;
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}
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var arr = CommonHelper.StringToIntArray(parameters["grades"].ObjectToString());
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if (arr.Contains(userInfo.grade))
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{
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return 2;
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}
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return 0;
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}
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}
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}
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}
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