public async Task <IEnumerable <TransactionCategoryRow> > Query(Guid userId, TransactionSearchFilter filter)
{
var allExpressions = filter.ExcludeExpressions.Union(filter.IncludeExpressions).ToList();
var evaluator = await evaluatorFactory.Create(allExpressions);
var transactions = await queryBuilder.Query(userId, filter);
if (filter.ExcludeExpressions.Any() && filter.IncludeExpressions.Any())
{
return(transactions
.Where(t => filter.IncludeExpressions.Any(e => evaluator.Evaluate(e, t)))
.Where(t => !filter.ExcludeExpressions.Any(e => evaluator.Evaluate(e, t))));
}
else if (!filter.ExcludeExpressions.Any() && filter.IncludeExpressions.Any())
{
return(transactions
.Where(t => filter.IncludeExpressions.Any(e => evaluator.Evaluate(e, t))));
}
else if (filter.ExcludeExpressions.Any() && !filter.IncludeExpressions.Any())
{
return(transactions
.Where(t => !filter.ExcludeExpressions.Any(e => evaluator.Evaluate(e, t))));
}
else
{
return(transactions);
}
}
public async Task <List <Rule> > GetSuitableRules(Guid transactionId, Guid userId)
{
var categoryRow = await transactionCategoryService.Get(transactionId, userId);
var cachedEvaluator = await cachedEvaluatorFactory.Create(userId);
return((await ruleRepository
.GetRules(userId))
.Where(r => cachedEvaluator.Evaluate(r.ExpressionId, categoryRow))
.ToList());
}