using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;

namespace Services.Tool
{
    /// <summary>
    /// 实体帮助
    /// </summary>
    public static class ModelHelper
    {
        /// <summary>
        /// 获取实体属性名
        /// </summary>
        /// <returns></returns>
        public static string GetModelPropertyName<T>() where T : class, new()
        {
            string nameStr = "";

            foreach (PropertyInfo pi in (new T()).GetType().GetProperties())
            {
                //获得属性的名字,后面就可以根据名字判断来进行些自己想要的操作
                var name = pi.Name;
                //var value = pi.GetValue(list, null);//用pi.GetValue获得值
                //var type = value?.GetType() ?? typeof(object);//获得属性的类型

                nameStr += "`" + name + "`,";
            }
            return nameStr.Substring(0, nameStr.Length - 1);//nameStr; 去除最后一个逗号
        }

        public static List<Dictionary<string, object>> TableToRow(DataTable tbl)
        {
            List<Dictionary<string, object>> rows = new List<Dictionary<string, object>>();
            foreach (DataRow Row in tbl.Rows)//循环行
            {
                Dictionary<string, object> row = new Dictionary<string, object>();
                for (int i = 0; i < Row.ItemArray.Length; i++)
                {
                    row.Add(tbl.Columns[i].ColumnName, Row[i].ToString());
                }
                rows.Add(row);

            }
            return rows;
        }

    }
}