/// <summary>
/// Applies filters to the given query builder.
/// </summary>
/// <param name="builder"></param>
public void ApplyToQuery(IDbQueryBuilder builder)
{
if (this.Filters.Count > 0)
{
builder.AddFilter(this.Filters);
}
}
/// <summary>
/// Adds a set of WHERE clause conditions defined by the given expression, grouped by logical OR.
/// </summary>
/// <param name="query"></param>
/// <param name="expression"></param>
/// <returns></returns>
public static IDbQueryBuilder WhereAny(this IDbQueryBuilder query, Action <IDbQueryWhereClause> expression)
{
query = query.Fork();
var group = new DbQueryWhereClause(query.Root, SqlLogic.Or);
expression.Invoke(group);
query.AddFilter(group.Filters);
return(query);
}
/// <summary>
/// Adds a set of WHERE clause conditions by looping over the given collection, and then joining them together with the given logic.
/// </summary>
/// <param name="query"></param>
/// <param name="list"></param>
/// <param name="expression"></param>
/// <returns></returns>
public static IDbQueryBuilder WhereAny <TItem>(this IDbQueryBuilder query, IList <TItem> list, Action <IDbQueryWhereClause, TItem, int> expression)
{
query = query.Fork();
var group = new DbQueryWhereClause(query.Root, SqlLogic.Or);
for (var i = 0; i < list.Count; i++)
{
var innerGroup = new DbQueryWhereClause(query.Root, SqlLogic.And);
expression.Invoke(innerGroup, list[i], i);
group.AddFilter(innerGroup.Filters);
}
query.AddFilter(group.Filters);
return(query);
}
/// <summary>
/// Adds a set of WHERE clause conditions by looping over the given collection, and then joining them together with the given logic.
/// </summary>
/// <param name="query"></param>
/// <param name="collection"></param>
/// <param name="expression"></param>
/// <returns></returns>
public static IDbQueryBuilder WhereAny <TItem>(this IDbQueryBuilder query, IEnumerable <TItem> collection, Action <IDbQueryWhereClause, TItem> expression)
{
query = query.Fork();
var group = new DbQueryWhereClause(query.Root, SqlLogic.Or);
foreach (var item in collection)
{
var innerGroup = new DbQueryWhereClause(query.Root, SqlLogic.And);
expression.Invoke(innerGroup, item);
group.AddFilter(innerGroup.Filters);
}
query.AddFilter(group.Filters);
return(query);
}
