public static ICacheOptimizedQueryable <TResult> Select <TSource, TResult>(
this ICacheOptimizedQueryable <TSource> source, Expression <Func <TSource, TResult> > selector)
{
var optimizationConfig = source.OptimizationConfig;
var optimizedExpression = OptimizeExpressionForCache(selector, optimizationConfig);
return(source.AsQueryable().Select(optimizedExpression).AsCacheOptimizedQueryable());
}
public static IQueryable <IGrouping <TKey, TSource> > GroupBy <TSource, TKey>(
this ICacheOptimizedQueryable <TSource> source, Expression <Func <TSource, TKey> > keySelector)
{
var optimizationConfig = source.OptimizationConfig;
var keySelectorOptimised = OptimizeExpressionForCache(keySelector, optimizationConfig);
return(source.AsQueryable().GroupBy(keySelectorOptimised).AsCacheOptimizedQueryable());
}
private static TOut DecorateMethod <TSource, TExpression, TOut>(this ICacheOptimizedQueryable <TSource> source,
TExpression expression, Func <IQueryable <TSource>, TExpression, TOut> method) where TExpression : Expression
{
var optimizationConfig = source.OptimizationConfig;
var optimizedExpression = OptimizeExpressionForCache(expression, optimizationConfig);
var query = method(source.AsQueryable(), optimizedExpression);
return(query);
}
public static IQueryable <TResult> GroupBy <TSource, TKey, TResult>(this ICacheOptimizedQueryable <TSource> source,
Expression <Func <TSource, TKey> > keySelector,
Expression <Func <TKey, IEnumerable <TSource>, TResult> > resultSelector)
{
var optimizationConfig = source.OptimizationConfig;
var keySelectorOptimised = OptimizeExpressionForCache(keySelector, optimizationConfig);
var resultSelectorOptimised = OptimizeExpressionForCache(resultSelector, optimizationConfig);
return(source.AsQueryable().GroupBy(keySelectorOptimised, resultSelectorOptimised)
.AsCacheOptimizedQueryable());
}
public static ICacheOptimizedQueryable <TResult> SelectMany <TSource, TCollection, TResult>(
this ICacheOptimizedQueryable <TSource> source,
Expression <Func <TSource, IEnumerable <TCollection> > > collectionSelector,
Expression <Func <TSource, TCollection, TResult> > resultSelector)
{
var optimizationConfig = source.OptimizationConfig;
var collectionSelectorOptimized = OptimizeExpressionForCache(collectionSelector, optimizationConfig);
var resultSelectorOptimized = OptimizeExpressionForCache(resultSelector, optimizationConfig);
return(source.AsQueryable().SelectMany(collectionSelectorOptimized, resultSelectorOptimized)
.AsCacheOptimizedQueryable());
}
//TODO: ADD WARNING FOR IQueryable And IEnumerable Outer
public static IQueryable <TResult> Join <TOuter, TInner, TKey, TResult>(
this ICacheOptimizedQueryable <TOuter> outer, ICacheOptimizedQueryable <TInner> inner,
Expression <Func <TOuter, TKey> > outerKeySelector, Expression <Func <TInner, TKey> > innerKeySelector,
Expression <Func <TOuter, TInner, TResult> > resultSelector)
{
var optimizationConfig = outer.OptimizationConfig;
var outerSelectorOptimized = OptimizeExpressionForCache(outerKeySelector, optimizationConfig);
var innerSelectorOptimized = OptimizeExpressionForCache(innerKeySelector, optimizationConfig);
var resultSelectorOptimized = OptimizeExpressionForCache(resultSelector, optimizationConfig);
return(outer.AsQueryable().Join(inner.AsQueryable(), outerSelectorOptimized, innerSelectorOptimized,
resultSelectorOptimized));
}
public static TSource FirstOrDefault <TSource>(this ICacheOptimizedQueryable <TSource> source,
Expression <Func <TSource, bool> > predicate)
{
return(DecorateMethod(source, predicate, (q, e) => q.FirstOrDefault(e)));
}
public static bool Any <TSource>(this ICacheOptimizedQueryable <TSource> source,
Expression <Func <TSource, bool> > predicate)
{
return(DecorateMethod(source, predicate, (q, e) => q.Any(e)));
}
public static ICacheOptimizedQueryable <TSource> Where <TSource>(this ICacheOptimizedQueryable <TSource> source,
Expression <Func <TSource, int, bool> > predicate)
{
return(DecorateMethod(source, predicate, (q, e) => q.Where(e)).AsCacheOptimizedQueryable());
}
public static ICacheOptimizedQueryable <TResult> SelectMany <TSource, TResult>(
this ICacheOptimizedQueryable <TSource> source, Expression <Func <TSource, IEnumerable <TResult> > > selector)
{
return(DecorateMethod(source, selector, (q, e) => q.SelectMany(e)).AsCacheOptimizedQueryable());
}
public static IOrderedCacheOptimizedQueryable <TSource> OrderByDescending <TSource, TKey>(
this ICacheOptimizedQueryable <TSource> source, Expression <Func <TSource, TKey> > keySelector)
{
return(DecorateMethod(source, keySelector, (q, e) => q.OrderByDescending(e))
.AsOrderedCacheOptimizedQueryable());
}
