internal void GroupBy(LambdaExpression expression)
{
expression.ThrowIfNull(nameof(expression));
var fieldName = TableInfo.GetColumnName(expression.Body.GetMemberExpression());
var memberNode = new MemberNode {
TableName = TableName, FieldName = fieldName
};
Context.GroupBy.Add(SqlFormatter.Field(memberNode));
}
internal void OrderByPrimaryKey()
{
var memberNode = new MemberNode {
TableName = TableName, FieldName = EntityIdName
};
var formattedField = SqlFormatter.Field(memberNode);
if (!Context.OrderBy.Contains(formattedField))
{
Context.OrderBy.Add(formattedField);
}
}
internal void OrderBy(LambdaExpression expression)
{
expression.ThrowIfNull(nameof(expression));
var fieldName = TableInfo.GetColumnName(expression.Body.GetMemberExpression());
var memberNode = new MemberNode {
TableName = TableName, FieldName = fieldName
};
var formattedField = SqlFormatter.Field(memberNode);
if (!Context.OrderBy.Contains(formattedField))
{
Context.OrderBy.Add(formattedField);
}
}
private void Select(MemberExpression expression)
{
if (expression.Type.IsClass && (expression.Type != typeof(string)))
{
Select(TableInfo.GetTableName(expression.Type));
}
else
{
var node = new MemberNode
{
TableName = TableName,
FieldName = TableInfo.GetColumnName(expression)
};
Context.Selection.Add(SqlFormatter.Field(node));
}
}