private OQuery CreateMainQuery(string name, string folderName)
{
return(OQuery
.From(name)
.Let("FolderName", folderName)
.Where("item => FolderName == $FolderName"));
}
public IContentQuery <T> WhereEquals(string fieldName, object value)
{
var expression = new WhereEqualsExpression(this.Expression, fieldName, value);
//
if (this is TextContentQuery)
{
expression.OQueryExpression = OQuery
.From((this as TextContentQuery).Schema.Name)
.Where(string.Format("item=> item.{0} eq '{1}'", fieldName, value));
}
return(this.Create(expression));
}
public IContentQuery <T> Take(int count)
{
var expression = new TakeExpression(this.Expression, count);
//
if (this is TextContentQuery)
{
expression.OQueryExpression = OQuery
.From((this as TextContentQuery).Schema.Name)
.Take(count);
}
return(this.Create(expression));
}
public OQuery Attach(OQuery src, IExpression expression)
{
if (expression is TakeExpression && expression.OQueryExpression != null)
{
src.Take(expression.OQueryExpression._top);
}
else if (expression is SkipExpression && expression.OQueryExpression != null)
{
src.Skip(expression.OQueryExpression._skip);
}
else if (expression is OrderExpression)
{
var orderExpression = (OrderExpression)expression;
if (orderExpression.Descending)
{
src.OrderbyDesc(orderExpression.FieldName);
}
else
{
src.Orderby(orderExpression.FieldName);
}
}
else if (expression is AndAlsoExpression)
{
var andAlsoExpression = (AndAlsoExpression)expression;
if (andAlsoExpression.Left != null)
{
Attach(src, andAlsoExpression.Left);
}
if (andAlsoExpression.Right != null)
{
Attach(src, andAlsoExpression.Right);
}
}
else if (expression is OrElseExpression)
{
var orElseExpression = (OrElseExpression)expression;
if (orElseExpression.Left != null)
{
Attach(src, orElseExpression.Left);
}
if (orElseExpression.Right != null)
{
Attach(src, orElseExpression.Right);
}
}
if (expression.OQueryExpression != null)
{
src.Attach(expression.OQueryExpression);
}
if (expression is Expression)
{
var exp = (Expression)expression;
if (exp.InnerExpression != null)
{
return(Attach(src, exp.InnerExpression));
}
}
return(src);
}
public void TestSimpleQuery()
{
OQuery<EntityMock> query = new OQuery<EntityMock>();
}
public WhereContainsExpression(IExpression expression, string fieldName, object value)
: base(expression, fieldName, value)
{
OQueryExpression = OQuery.From(null).Where(string.Format("item => item.{0}.Contains('{1}')", fieldName, value));
}
