private static Task <TModelReturn> Query <TModel, TData, TModelReturn, TDataReturn>(IContextRepository repository,
IExpressionPart queryExpression)
where TModel : BaseModel
where TData : BaseData
=> repository.QueryAsync <TModel, TData, TModelReturn, TDataReturn>
(
(Expression <Func <IQueryable <TModel>, TModelReturn> >)queryExpression.Build(),
(SelectExpandDefinition)null
);
private static Task <IEnumerable <dynamic> > Query <TModel, TData>(IContextRepository repository,
IExpressionPart queryExpression)
where TModel : BaseModel
where TData : BaseData
=> repository.QueryAsync <TModel, TData, IEnumerable <dynamic>, IEnumerable <dynamic> >
(
(Expression <Func <IQueryable <TModel>, IEnumerable <dynamic> > >)queryExpression.Build(),
(SelectExpandDefinition)null
);
private async static Task <TModel> QueryEntity <TModel, TData>(IContextRepository repository,
IExpressionPart filterExpression, SelectExpandDefinition selectExpandDefinition = null)
where TModel : BaseModel
where TData : BaseData
=> (
await repository.GetAsync <TModel, TData>
(
(Expression <Func <TModel, bool> >)filterExpression.Build(),
null,
selectExpandDefinition
)
).FirstOrDefault();
public static Expression <Func <TModel, bool> > GetFilter(IExpressionPart filterExpression) => (Expression <Func <TModel, bool> >)filterExpression?.Build();
public static Expression <Func <IQueryable <TModel>, IQueryable <TModel> > > GetQueryFunc(IExpressionPart selectorExpression) => (Expression <Func <IQueryable <TModel>, IQueryable <TModel> > >)selectorExpression?.Build();
Expression DoAggregation(Expression expression, IExpressionPart filterPart) => GroupOperatorFunctions[GroupOperatorType](expression, filterPart.Build());