protected override AncestorResult UpdateAll <T>(IModel valueObject, Expression <Func <T, bool> > predicate)
{
string whereString = string.Empty;
var isSuccess = false;
var sqlString = string.Empty;
var returnResult = new AncestorResult();
var parameters = new List <MySqlParameter>();
var effectRows = 0;
var tableName = valueObject.GetType().Name;
var SqlString = new StringBuilder();
SqlString.Append("UPDATE " + tableName + " set ");
// 2015-09-03 update set 欄位語法, 重構為 UpdateTranslate method.
SqlString.Append(UpdateTranslate(valueObject, parameters, UpdateMode.All));
using (LambdaExpressionHelper helper = new LambdaExpressionHelper(DbSymbolize, DbLikeSymbolize))
{
try
{
var rootExp = predicate.Body as Expression;
whereString = helper.Translate(rootExp);
var expParameters = helper.Parameters;
sqlString += SqlString.ToString();
sqlString += whereString;
//var paras = from p in expParameters
// select new MySqlParameter(p.Name, (MySqlDbType)GetDbType(p.Type),
// p.Value, ParameterDirection.Input);
var paras = expParameters.Select(x =>
{
var parameter = new MySqlParameter(x.Name, (MySqlDbType)GetDbType(x.Type));
parameter.Value = x.Value;
parameter.Direction = ParameterDirection.Input;
return(parameter);
});
parameters.AddRange(paras);
isSuccess = DB.ExecuteNonQuery(sqlString, parameters, ref effectRows);
returnResult.Message = DB.ErrorMessage;
returnResult.EffectRows = effectRows;
}
catch (Exception exception)
{
returnResult.Message = exception.ToString();
isSuccess = false;
}
}
returnResult.IsSuccess = isSuccess;
return(returnResult);
}
public AncestorResult Update <T>(IModel valueObject, Expression <Func <T, bool> > predicate) where T : class, new()
{
string whereString = string.Empty;
var isSuccess = false;
var sqlString = string.Empty;
var returnResult = new AncestorResult();
var parameters = new List <OracleParameter>();
var effectRows = 0;
var tableName = valueObject.GetType().Name;
SqlString = new StringBuilder();
SqlString.Append("UPDATE " + tableName + " set ");
// 2015-09-03 update set 欄位語法, 重構為 UpdateTranslate method.
UpdateTranslate(valueObject, parameters);
using (LambdaExpressionHelper helper = new LambdaExpressionHelper(DbSymbolize, DbLikeSymbolize))
{
try
{
var rootExp = predicate.Body as Expression;
whereString = helper.Translate(rootExp);
var expParameters = helper.Parameters;
sqlString += SqlString.ToString();
sqlString += whereString;
var paras = from p in expParameters
select new OracleParameter(p.Name, (OracleDbType)GetDbType(p.Type),
p.Value, ParameterDirection.Input);
parameters.AddRange(paras);
isSuccess = DB.ExecuteNonQuery(sqlString, parameters, ref effectRows);
returnResult.Message = DB.ErrorMessage;
returnResult.EffectRows = effectRows;
}
catch (Exception exception)
{
returnResult.Message = exception.ToString();
isSuccess = false;
}
}
returnResult.IsSuccess = isSuccess;
return(returnResult);
}
protected override AncestorResult QueryNoRowid <T>(Expression <Func <T, bool> > predicate)
{
string whereString = string.Empty;
var isSuccess = false;
var sqlString = string.Empty;
var returnResult = new AncestorResult();
var parameters = new List <MySqlParameter>();
var dataTable = new DataTable();
var SqlString = new StringBuilder();
using (LambdaExpressionHelper helper = new LambdaExpressionHelper(DbSymbolize, DbLikeSymbolize))
{
try
{
var rootExp = predicate.Body as Expression;
whereString = helper.Translate(rootExp);
var Parameters = helper.Parameters;
var tableName = new T().GetType().Name;
SqlString.Append("SELECT * FROM " + tableName);
SqlString.Append(whereString);
var paras = Parameters.Select(x =>
{
var parameter = new MySqlParameter(x.Name, (MySqlDbType)GetDbType(x.Value.GetType().Name));
parameter.Value = x.Value;
parameter.Direction = ParameterDirection.Input;
return(parameter);
});
parameters.AddRange(paras);
isSuccess = DB.Query(SqlString.ToString(), parameters, ref dataTable);
returnResult.Message = DB.ErrorMessage;
returnResult.DataList = dataTable.ToList <T>();
}
catch (Exception exception)
{
returnResult.Message = exception.ToString();
isSuccess = false;
}
}
returnResult.IsSuccess = isSuccess;
return(returnResult);
}
protected override AncestorResult Delete <T>(Expression <Func <T, bool> > predicate)
{
string whereString = string.Empty;
var isSuccess = false;
var sqlString = string.Empty;
var returnResult = new AncestorResult();
var parameters = new List <MySqlParameter>();
var dataTable = new DataTable();
var effectRows = 0;
using (LambdaExpressionHelper helper = new LambdaExpressionHelper(DbSymbolize, DbLikeSymbolize))
{
try
{
var rootExp = predicate.Body as Expression;
whereString = helper.Translate(rootExp);
var Parameters = helper.Parameters;
var tableName = new T().GetType().Name;
sqlString = "DELETE FROM " + tableName;
// 2015-09-03
sqlString += whereString;
var paras = Parameters.Select(x =>
{
var parameter = new MySqlParameter(x.Name, (MySqlDbType)GetDbType(x.Type));
parameter.Value = x.Value;
parameter.Direction = ParameterDirection.Input;
return(parameter);
});
parameters.AddRange(paras);
isSuccess = DB.ExecuteNonQuery(sqlString, parameters, ref effectRows);
returnResult.Message = DB.ErrorMessage;
returnResult.EffectRows = effectRows;
}
catch (Exception exception)
{
returnResult.Message = exception.ToString();
isSuccess = false;
}
}
returnResult.IsSuccess = isSuccess;
return(returnResult);
}
public AncestorResult QueryNoRowid <T>(Expression <Func <T, bool> > predicate) where T : class, new()
{
string whereString = string.Empty;
var isSuccess = false;
var sqlString = string.Empty;
var returnResult = new AncestorResult();
var parameters = new List <OracleParameter>();
var dataTable = new DataTable();
SqlString = new StringBuilder();
using (LambdaExpressionHelper helper = new LambdaExpressionHelper(DbSymbolize, DbLikeSymbolize))
{
try
{
var rootExp = predicate.Body as Expression;
whereString = helper.Translate(rootExp);
var Parameters = helper.Parameters;
var tableName = new T().GetType().Name;
SqlString.Append("SELECT * FROM " + tableName);
SqlString.Append(whereString);
var paras = from parameter in Parameters
select new OracleParameter(parameter.Name, (OracleDbType)GetDbType(parameter.Type),
parameter.Value, ParameterDirection.Input);
parameters.AddRange(paras);
isSuccess = DB.Query(SqlString.ToString(), parameters, ref dataTable);
returnResult.Message = DB.ErrorMessage;
returnResult.DataList = dataTable.ToList <T>();
}
catch (Exception exception)
{
returnResult.Message = exception.ToString();
isSuccess = false;
}
}
returnResult.IsSuccess = isSuccess;
return(returnResult);
}
public AncestorResult Delete <T>(Expression <Func <T, bool> > predicate) where T : class, new()
{
string whereString = string.Empty;
var isSuccess = false;
var sqlString = string.Empty;
var returnResult = new AncestorResult();
var parameters = new List <OracleParameter>();
var dataTable = new DataTable();
var effectRows = 0;
using (LambdaExpressionHelper helper = new LambdaExpressionHelper(DbSymbolize, DbLikeSymbolize))
{
try
{
var rootExp = predicate.Body as Expression;
whereString = helper.Translate(rootExp);
var Parameters = helper.Parameters;
var tableName = new T().GetType().Name;
sqlString = "DELETE FROM " + tableName;
// 2015-09-03
sqlString += whereString;
var paras = from parameter in Parameters
select new OracleParameter(parameter.Name, (OracleDbType)GetDbType(parameter.Type),
parameter.Value, ParameterDirection.Input);
parameters.AddRange(paras);
isSuccess = DB.ExecuteNonQuery(sqlString, parameters, ref effectRows);
returnResult.Message = DB.ErrorMessage;
returnResult.EffectRows = effectRows;
}
catch (Exception exception)
{
returnResult.Message = exception.ToString();
isSuccess = false;
}
}
returnResult.IsSuccess = isSuccess;
return(returnResult);
}
