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- using RDH.Data.Models;
- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.Threading.Tasks;
- using RDH.Data.BLL;
-
- namespace RDH.Data
- {
- public abstract class BaseOrclBLL<T> : BaseBLL, IBaseBLL<T>
- {
- public BaseOrclBLL() : base()
- {
- }
-
- internal abstract object GetParam(T obj);
-
- #region SqlBuilding
- private string BuildPageNumSql()
- {
- StringBuilder selectValues = new StringBuilder();
-
- foreach (var c in ColumnPropMaps)
- {
- selectValues.AppendFormat(" \"{2}\".\"{0}\" \"{1}\",", c.Key, c.Value, this.TABLE_NAME);
- }
- selectValues.Remove(selectValues.Length - 1, 1);
-
- return string.Format("SELECT {1} FROM \"{0}\" ", TABLE_NAME, selectValues);
- }
-
- protected string BuildPageSql(string where, int index, int size)
- {
- StringBuilder selectValues = new StringBuilder();
- foreach (var c in ColumnPropMaps)
- {
- selectValues.AppendFormat(" \"{0}\",", c.Value);
- }
-
- selectValues.Remove(selectValues.Length - 1, 1);
- return string.Format("select {1} from ( SELECT {1}, rownum as rn FROM ({0} {2}) t ) where rn<{3} and rn>={4} ", BuildPageNumSql(), selectValues, where, size + index, index);
-
- //return string.Format("select {1} from ( SELECT {1}, rownum as rn FROM ({0} {2}) t ) where rn<={3} and rn>{4} ", BuildPageNumSql(), selectValues, where, size + index, index);
- }
- protected String BuildSimplePageSql(String selection, Int32 index, Int32 size)
- {
- return String.Format("SELECT * FROM (SELECT t1.*,ROWNUM AS rn FROM ({0}) t1) WHERE rn<{1} and rn>={2}",
- selection, (index + size).ToString(), index.ToString());
- }
- protected string BuildPageCountSql(string where)
- {
- var sql = string.Format("SELECT COUNT(*) AS DATA_COUNT FROM {0} {1}", this.TABLE_NAME, where);
- return sql;
- }
- #endregion
-
- #region Basic Db access
-
- public virtual List<T> ListModels(int pageSize, int index)
- {
- string whereSql = " order by KEY asc ";
- var sql = this.BuildPageSql(whereSql, index, pageSize);
- return SqlMapper.Query<T>(ConnectionFactory.Current.GetSessionConnection(), sql).ToList();
-
- }
-
- public virtual int GetModelCount()
- {
- string whereSql = " order by KEY asc ";
- var sql = this.BuildPageCountSql(whereSql);
- var command = ConnectionFactory.Current.GetSessionConnection().CreateCommand();
- command.CommandText = sql;
- command.CommandType = System.Data.CommandType.Text;
- return Convert.ToInt32(command.ExecuteScalar());
- }
-
- public void Delete(T obj)
- {
- Int32 i = SqlMapper.Execute(ConnectionFactory.Current.GetSessionConnection(), this.BuildDeleteSql(), GetParam(obj));
- System.Diagnostics.Debug.WriteLine("Delete:" + i.ToString());
- }
-
- public int Save(T obj)
- {
- Int32 i = SqlMapper.Execute(ConnectionFactory.Current.GetSessionConnection(), BuildInsertSql(), GetParam(obj));
- System.Diagnostics.Debug.WriteLine("Save:" + i.ToString());
- return i;
- }
-
- public void Update(T obj)
- {
- int i = SqlMapper.Execute(ConnectionFactory.Current.GetSessionConnection(), BuildUpdateSql(), GetParam(obj));
- System.Diagnostics.Debug.WriteLine("Update:" + i.ToString());
- }
-
- public T Get(T obj)
- {
- return SqlMapper.Query<T>(ConnectionFactory.Current.GetSessionConnection(), BuildGetSql(), GetParam(obj)).FirstOrDefault();
- }
- #endregion
- }
- }
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