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Mtxfw.Utility/DataAccess/DataTable.cs

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+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq.Expressions;
+using SqlSugar;
+
+namespace Mtxfw.Utility.DataAccess
+{
+    /// <summary>
+    /// DataTable类
+    /// </summary>
+    public partial class Sql : DbHelperSqlSugar
+    {
+        /// <summary>
+        /// 通过SQL语句获取DataSet
+        /// </summary>
+        /// <param name="sql">sql -> select * from table where id=@id and name=@name</param>
+        /// <param name="parameters">参数 -> new {id=1,name="a"}</param>
+        /// <returns>返回DataSet数据</returns>
+        public DataTable GetDataTable(string sql, object parameters)
+        {
+            return Db.Ado.GetDataTable(sql, parameters);
+        }
+
+        /// <summary>
+        /// 通过SQL语句获取DataSet
+        /// </summary>
+        /// <param name="sql">sql -> select * from table where id=@id and name=@name</param>
+        /// <param name="parameters">
+        /// 参数 -> new SugarParameter("@id",1), 
+        /// 多个参数 -> new SugarParameter []{ new SugarParameter("@id",1), new SugarParameter("@name",2)}
+        /// </param>
+        /// <returns>返回DataSet数据</returns>
+        public DataTable GetDataTable(string sql, params SugarParameter[] parameters)
+        {
+            return Db.Ado.GetDataTable(sql, parameters);
+        }
+
+        /// <summary>
+        /// 通过SQL语句获取DataSet
+        /// </summary>
+        /// <param name="sql">sql -> select * from table where id=@id and name=@name</param>
+        /// <param name="parameters">
+        /// 多个参数 -> new List<SugarParameter>(){ new SugarParameter("@id",1), new SugarParameter("@name",2) }
+        /// </param>
+        /// <returns>返回DataSet数据</returns>
+        public DataTable GetDataTable(string sql, List<SugarParameter> parameters)
+        {
+            return Db.Ado.GetDataTable(sql, parameters);
+        }
+
+        /// <summary>
+        /// 通过SQL语句获取DataTable(带分页)
+        /// </summary>
+        /// <param name="sql"></param>
+        /// <param name="page">当前页</param>
+        /// <param name="pageSize">每页显示条数</param>
+        /// <param name="orderBy">排序</param>
+        /// <returns></returns>
+        public DataTable GetDataTable(string sql, int page, int pageSize, string orderBy)
+        {
+            int recordCount = Db.Ado.GetInt(PagingHelper.CreateCountingSql(sql));
+            return Db.Ado.GetDataTable(PagingHelper.CreatePagingSql(recordCount, pageSize, page, sql, orderBy));
+        }
+
+        /// <summary>
+        /// 通过SQL语句获取DataTable(带分页)
+        /// <param name="sql"></param>
+        /// <param name="page">当前页</param>
+        /// <param name="pageSize">每页显示条数</param>
+        /// <param name="orderBy">排序</param>
+        /// <param name="recordCount">总记录数 返回值</param>
+        public DataTable GetDataTable(string sql, int page, int pageSize, string orderBy, out int recordCount)
+        {
+            recordCount = Db.Ado.GetInt(PagingHelper.CreateCountingSql(sql));
+            return Db.Ado.GetDataTable(PagingHelper.CreatePagingSql(recordCount, pageSize, page, sql, orderBy));
+        }
+
+
+        /// <summary>
+        /// 查询数据
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="predicate"></param>
+        /// <returns></returns>
+        public DataTable FindToDataTable<T>(Expression<Func<T, bool>> predicate, string orderBy = "") where T : class, new()
+        {
+            return Db.Queryable<T>().Where(predicate).OrderByIF(!string.IsNullOrEmpty(orderBy), orderBy).ToDataTable();
+        }
+
+        /// <summary>
+        /// 查询数据
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="predicate"></param>
+        /// <returns></returns>
+        public DataTable FindToDataTable<T>(string strWhere, string orderBy = "") where T : class, new()
+        {
+            return Db.Queryable<T>().Where(strWhere).OrderByIF(!string.IsNullOrEmpty(orderBy), orderBy).ToDataTable();
+        }
+        
+        /// <summary>
+        /// 查询数据
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="predicate"></param>
+        /// <returns></returns>
+        public DataTable FindToDataTableByWhere<T>(string strWhere = "", string orderBy = "") where T : class, new()
+        {
+            return Db.Queryable<T>().WhereIF(!string.IsNullOrEmpty(strWhere), strWhere).OrderByIF(!string.IsNullOrEmpty(orderBy), orderBy).ToDataTable();
+        }
+
+        /// <summary>
+        /// 分页查询
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="pageIndex"></param>
+        /// <param name="pageSize"></param>
+        /// <param name="predicate"></param>
+        /// <param name="orderByPredicate"></param>
+        /// <param name="orderType"></param>
+        /// <returns></returns>
+        public DataTable FindToDataTablePage<T>(int pageIndex, int pageSize, Expression<Func<T, bool>> predicate, string orderBy, ref int records) where T : class, new()
+        {
+            int count = GetCount(predicate);
+            var page = Db.Queryable<T>().Where(predicate).OrderBy(orderBy).ToDataTablePage(pageIndex, pageSize, ref records);
+            return page;
+        }
+    }
+}