public static PagedResult <TResult> PagedQuery <TEntity, TResult>(this IDbConnection con, int pageSize, int pageNumber, Action <SqlExp <TResult> > action, Action <SqlExp <TEntity> > subAction,
IDbTransaction trans = null, int?commandTimeout = null, string specialSchema = null) where TEntity : class where TResult : class
{
var db = trans == null ? con : trans.Connection;
var sqllam = new SqlExp <TEntity>(db.GetAdapter(), specialSchema: specialSchema);
subAction?.Invoke(sqllam);
var sqlLamMain = new SqlExp <TResult>(db.GetAdapter(), specialSchema: specialSchema);
sqlLamMain.SubQuery(sqllam);
action?.Invoke(sqlLamMain);
var countSqlam = new SqlExp <TResult>(db.GetAdapter(), true, specialSchema: specialSchema);
countSqlam.SubQuery(sqllam);
action?.Invoke(countSqlam);
countSqlam = countSqlam.CountSubQuery <TResult>(sqlLamMain);
int countRet = 0;
var sqlString = countSqlam.SqlString;
try
{
DebuggingSqlString(sqlString);
countRet = db.Query <int>(sqlString, countSqlam.Parameters, trans, commandTimeout: commandTimeout).FirstOrDefault();
}
catch (Exception ex)
{
DebuggingException(ex, sqlString);
throw new DapperLamException(ex.Message, ex, countSqlam.SqlString)
{
Parameters = countSqlam.Parameters
};
}
var sqlstring = sqlLamMain.QuerySubPage(pageSize, pageNumber);
try
{
DebuggingSqlString(sqlstring);
var retlist = db.Query <TResult>(sqlstring, sqlLamMain.Parameters, trans, commandTimeout: commandTimeout);
return(new PagedResult <TResult>(retlist, countRet, pageSize, pageNumber));
}
catch (Exception ex)
{
DebuggingException(ex, sqlstring);
throw new DapperLamException(ex.Message, ex, sqlstring)
{
Parameters = sqlLamMain.Parameters
};
}
}
