// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_DOM_DISTILLER_CORE_EXTRACTION_UTILS_H_
#define COMPONENTS_DOM_DISTILLER_CORE_EXTRACTION_UTILS_H_

#include <string>

#include "components/dom_distiller/core/readability_options.h"
#include "third_party/dom_distiller_js/dom_distiller.pb.h"

namespace base {
class Value;
}

namespace dom_distiller {

// Counts the number of words in the text_content portion.
int CountWords(const std::string& text_content);

// Converts the JS object returned by the readability distiller into the
// DomDistillerResult expected by the distillation infra.
bool ReadabilityDistillerResultToDomDistillerResult(
    const base::Value& value,
    proto::DomDistillerResult* result);

// Returns the DomDistiller JavaScript web page distillation script with
// selected distallation `options`.
std::string GetDistillerScriptWithOptions(
    const dom_distiller::proto::DomDistillerOptions& options);

// Returns the Readability JavaScript web page distillation script with the
// given options.
std::string GetReadabilityDistillerScript(const ReadabilityOptions& options);

// Returns the Javascript heuristic to determine if web pages are suitable for
// reader mode.
std::string GetReadabilityTriggeringScript();

}  // namespace dom_distiller

#endif  // COMPONENTS_DOM_DISTILLER_CORE_EXTRACTION_UTILS_H_