kxs_ap_server_v2/Service/Main/ProductsService.cs

/*
 * 商品信息
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Data;
using MySystem.Models.Main;
using Library;
using LitJson;

namespace MySystem.Service.Main
{
    public class ProductsService
    {
        static string _conn = ConfigurationManager.AppSettings["SqlConnStr"].ToString();

        /// <summary>
        /// 查询列表
        /// </summary>
        /// <param name="relationData">关联表</param>
        /// <param name="condition">查询条件(sql语句)</param>
        /// <param name="count">总数（输出）</param>
        /// <param name="page">页码</param>
        /// <param name="limit">每页条数</param>
        /// <returns></returns>
        public static List<Dictionary<string, object>> List(List<RelationData> relationData, string condition, out int count, int page = 1, int limit = 30, string orderBy = "Sort desc,Id desc")
        {
            List<string> fields = new List<string>(); //要显示的列
            fields.Add("Id");
            fields.Add("CreateDate"); //添加时间
            fields.Add("Status"); //状态
            fields.Add("ProductName"); //商品名称
            fields.Add("Stock"); //库存
            fields.Add("BuyCount"); //已购买数
            fields.Add("CommentCount"); //评价数
            fields.Add("GoodPercent"); //好评率
            fields.Add("Price"); //价格
            fields.Add("Integral"); //抵扣积分
            fields.Add("MemberPrice"); //创客价
            fields.Add("UserIntegral"); //创客抵扣积分
            fields.Add("MerchantClassId"); //商家分类
            fields.Add("ProductCode"); //商品编号
            fields.Add("ProductKind"); //商品类型
            fields.Add("StartBuyCount"); //起购数量

            Dictionary<string, object> obj = new DbService(AppConfig.Base.mainTables, _conn).IndexData("Products", relationData, orderBy, page, limit, condition, fields);
            List<Dictionary<string, object>> diclist = obj["data"] as List<Dictionary<string, object>>;
            count = int.Parse(obj["count"].ToString());
            return diclist;
        }
        public static List<Dictionary<string, object>> List(List<RelationData> relationData, string condition, int page = 1, int limit = 30, string orderBy = "Sort desc,Id desc")
        {
            List<string> fields = new List<string>(); //要显示的列
            fields.Add("Id");
            fields.Add("CreateDate"); //添加时间
            fields.Add("Status"); //状态
            fields.Add("ProductName"); //商品名称
            fields.Add("Stock"); //库存
            fields.Add("BuyCount"); //已购买数
            fields.Add("CommentCount"); //评价数
            fields.Add("GoodPercent"); //好评率
            fields.Add("Price"); //价格
            fields.Add("Integral"); //抵扣积分
            fields.Add("MemberPrice"); //创客价
            fields.Add("UserIntegral"); //创客抵扣积分
            fields.Add("MerchantClassId"); //商家分类
            fields.Add("ProductCode"); //商品编号
            fields.Add("ProductKind"); //商品类型
            fields.Add("StartBuyCount"); //起购数量

            Dictionary<string, object> obj = new DbService(AppConfig.Base.mainTables, _conn).IndexData("Products", relationData, orderBy, page, limit, condition, fields);
            List<Dictionary<string, object>> diclist = obj["data"] as List<Dictionary<string, object>>;
            return diclist;
        }

        /// <summary>
        /// 查询一条记录
        /// </summary>
        /// <param name="Id">主键Id</param>
        /// <returns></returns>
        public static Products Query(int Id)
        {
            WebCMSEntities db = new WebCMSEntities();
            Products editData = db.Products.FirstOrDefault(m => m.Id == Id) ?? new Products();
            db.Dispose();
            return editData;
        }
        public static Products Query(string condition, string fields = "*")
        {
            DataTable dt = new DbService(AppConfig.Base.mainTables, _conn).QueryDetail(fields, "Products", condition);
            if (dt.Rows.Count > 0)
            {
                Dictionary<string, object> row = new Dictionary<string, object>();
                foreach (DataColumn dc in dt.Columns)
                {
                    row.Add(dc.ColumnName, dt.Rows[0][dc.ColumnName].ToString());
                }
                return Newtonsoft.Json.JsonConvert.DeserializeObject<Products>(Newtonsoft.Json.JsonConvert.SerializeObject(row));
            }
            return new Products();
        }

        public static decimal Sum(string condition, string field)
        {
            DataTable dt = new DbService(AppConfig.Base.mainTables, _conn).QueryDetail("Sum(" + field + ")", "Products", condition);
            decimal amount = 0;
            if (dt.Rows.Count > 0)
            {
                amount = decimal.Parse(dt.Rows[0][0].ToString());
            }
            return amount;
        }

        /// <summary>
        /// 查询记录数
        /// </summary>
        /// <param name="Id">主键Id</param>
        /// <returns></returns>
        public static int Count(string condition = "", string field = "Id")
        {
            int result = 0;
            DataTable dt = new DbService(AppConfig.Base.mainTables, _conn).QueryDetail("count(" + field + ")", "Products", condition);
            if (dt.Rows.Count > 0)
            {
                result = int.Parse(function.CheckInt(dt.Rows[0][0].ToString()));
            }
            return result;
        }

        /// <summary>
        /// 查询是否存在
        /// </summary>
        /// <param name="Id">主键Id</param>
        /// <returns></returns>
        public static bool Exist(int Id)
        {
            WebCMSEntities db = new WebCMSEntities();
            bool check = db.Products.Any(m => m.Id == Id);
            db.Dispose();
            return check;
        }

        /// <summary>
        /// 添加数据
        /// </summary>
        /// <param name="Fields">要设置的字段</param>
        /// <returns></returns>
        public static AppResultJson Add(Dictionary<string, object> fields, bool check = true)
        {
            if (check)
            {
                if (string.IsNullOrEmpty(fields["BuyCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写已购买数" };
                }
                if (!function.IsInt(fields["BuyCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的已购买数" };
                }
                if (string.IsNullOrEmpty(fields["CommentCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写评价数" };
                }
                if (!function.IsInt(fields["CommentCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的评价数" };
                }
                if (string.IsNullOrEmpty(fields["GoodPercent"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写好评率" };
                }
                if (!function.IsNum(fields["GoodPercent"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的好评率" };
                }
                if (string.IsNullOrEmpty(fields["SourcePrice"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写原价" };
                }
                if (!function.IsNum(fields["SourcePrice"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的原价" };
                }
                if (string.IsNullOrEmpty(fields["ProductCode"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写商品编号" };
                }
                if (string.IsNullOrEmpty(fields["ProductKind"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写商品类型" };
                }

            }
            int Id = new DbService(AppConfig.Base.mainTables, _conn).Add("Products", fields, 0);
            return new AppResultJson() { Status = "1", Data = Id };
        }

        /// <summary>
        /// 修改数据
        /// </summary>
        /// <param name="Fields">要设置的字段</param>
        /// <param name="Id">主键Id</param>
        public static AppResultJson Edit(Dictionary<string, object> fields, int Id, bool check = true)
        {
            if (check)
            {
                if (string.IsNullOrEmpty(fields["BuyCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写已购买数" };
                }
                if (!function.IsInt(fields["BuyCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的已购买数" };
                }
                if (string.IsNullOrEmpty(fields["CommentCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写评价数" };
                }
                if (!function.IsInt(fields["CommentCount"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的评价数" };
                }
                if (string.IsNullOrEmpty(fields["GoodPercent"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写好评率" };
                }
                if (!function.IsNum(fields["GoodPercent"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的好评率" };
                }
                if (string.IsNullOrEmpty(fields["SourcePrice"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写原价" };
                }
                if (!function.IsNum(fields["SourcePrice"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写正确的原价" };
                }
                if (string.IsNullOrEmpty(fields["ProductCode"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写商品编号" };
                }
                if (string.IsNullOrEmpty(fields["ProductKind"].ToString()))
                {
                    return new AppResultJson() { Status = "-1", Info = "请填写商品类型" };
                }

            }
            new DbService(AppConfig.Base.mainTables, _conn).Edit("Products", fields, Id);
            return new AppResultJson() { Status = "1", Data = Id };
        }

        /// <summary>
        /// 逻辑删除
        /// </summary>
        /// <param name="Id">主键Id</param>
        public static void Remove(int Id)
        {
            Dictionary<string, object> fields = new Dictionary<string, object>();
            fields.Add("Status", -1);
            new DbService(AppConfig.Base.mainTables, _conn).Edit("Products", fields, Id);
        }

        /// <summary>
        /// 删除数据
        /// </summary>
        /// <param name="Id">主键Id</param>
        public static void Delete(int Id)
        {
            new DbService(AppConfig.Base.mainTables, _conn).Delete("Products", Id);
        }

        /// <summary>
        /// 排序
        /// </summary>
        /// <param name="Id">主键Id</param>
        /// <param name="Sort">排序序号</param>
        public static void Sort(int Id, int Sort)
        {
            new DbService(AppConfig.Base.mainTables, _conn).Sort("Products", Sort, Id);
        }

        /// <summary>
        /// 导入数据
        /// </summary>
        /// <param name="ExcelData">json数据</param>
        public static void Import(string ExcelData)
        {
            WebCMSEntities db = new WebCMSEntities();
            JsonData list = JsonMapper.ToObject(ExcelData);
            for (int i = 1; i < list.Count; i++)
            {
                JsonData dr = list[i];

                db.Products.Add(new Products()
                {
                    CreateDate = DateTime.Now,
                    UpdateDate = DateTime.Now,

                });
                db.SaveChanges();
            }
            db.Dispose();
        }

        /// <summary>
        /// 导出excel表格
        /// </summary>
        /// <param name="fields">查询条件(单个字段)</param>
        /// <param name="condition">查询条件(sql语句)</param>
        /// <returns></returns>
        // public static void ExportExcel(List<RelationData> relationData, string condition)
        // {

        // }
    }
}