// Copyright 2026 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
//
//    https://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.
//

#include "validator/graph_internals.h"

#include <string>
#include <utility>

#include "absl/container/flat_hash_set.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/string_view.h"
#include "proto/ingredient_assertion.pb.h"
#include "proto/validation_status.pb.h"

namespace credentio {
namespace {

ValidationStatus FromOriginalValidator(ValidationStatus status) {
  std::string explanation = "from original validator";
  if (!status.explanation().empty()) {
    absl::StrAppend(&explanation, ": ", status.explanation());
  }
  status.set_explanation(std::move(explanation));
  return status;
}

}  // namespace

void PropagateFailuresFromIngredientAssertion(
    const IngredientAssertionV3& ingredient_assertion,
    ValidationStatusSet& validation,
    absl::flat_hash_set<std::pair<absl::string_view, absl::string_view>>&
        existing_failures) {
  const auto& failures =
      ingredient_assertion.validation_results().active_manifest().failures();
  if (failures.empty()) {
    return;
  }
  for (const auto& failure : failures) {
    if (validation.failures_size() >= 10000) {
      break;
    }
    if (existing_failures.insert(std::make_pair(failure.code(), failure.url()))
            .second) {
      *validation.add_failures() = FromOriginalValidator(failure);
    }
  }
}

}  // namespace credentio