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// Copyright (C) 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef ICING_QUERY_ADVANCED_QUERY_PARSER_PARAM_H_
#define ICING_QUERY_ADVANCED_QUERY_PARSER_PARAM_H_
#include "icing/text_classifier/lib3/utils/base/status.h"
#include "icing/absl_ports/canonical_errors.h"
#include "icing/query/advanced_query_parser/pending-value.h"
#include "icing/util/status-macros.h"
namespace icing {
namespace lib {
enum class Cardinality {
kRequired,
kOptional,
kVariable,
};
struct Param {
explicit Param(DataType data_type,
Cardinality cardinality = Cardinality::kRequired)
: data_type(data_type), cardinality(cardinality) {}
libtextclassifier3::Status Matches(PendingValue& arg) const {
bool matches = arg.data_type() == data_type;
// Values of type kText could also potentially be valid kLong or kDouble
// values. If we're expecting a kLong or kDouble and we have a kText, try to
// parse it as what we expect.
if (!matches && data_type == DataType::kLong &&
arg.data_type() == DataType::kText) {
ICING_RETURN_IF_ERROR(arg.ParseInt());
matches = true;
}
if (!matches && data_type == DataType::kDouble &&
arg.data_type() == DataType::kText) {
ICING_RETURN_IF_ERROR(arg.ParseDouble());
matches = true;
}
return matches ? libtextclassifier3::Status::OK
: absl_ports::InvalidArgumentError(
"Provided arg doesn't match required param type.");
}
DataType data_type;
Cardinality cardinality;
};
} // namespace lib
} // namespace icing
#endif // ICING_QUERY_ADVANCED_QUERY_PARSER_PARAM_H_
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