File: quick_answers_utils.h

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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROMEOS_COMPONENTS_QUICK_ANSWERS_UTILS_QUICK_ANSWERS_UTILS_H_
#define CHROMEOS_COMPONENTS_QUICK_ANSWERS_UTILS_QUICK_ANSWERS_UTILS_H_

#include <optional>

#include "base/values.h"
#include "chromeos/components/quick_answers/quick_answers_model.h"

namespace quick_answers {

const PreprocessedOutput PreprocessRequest(const IntentInfo& intent_info);

// Build title text for Quick Answers definition result.
std::string BuildDefinitionTitleText(const std::string& query_term,
                                     const std::string& phonetics);

// Build title text for Quick Answers knowledge panel entity result.
std::string BuildKpEntityTitleText(const std::string& average_score,
                                   const std::string& aggregated_count);

// Build title text for Quick Answers translation result.
std::string BuildTranslationTitleText(const IntentInfo& intent_info);

// Build display text for Quick Answers unit conversion result.
std::string BuildUnitConversionResultText(const std::string& result_value,
                                          const std::string& name);

// Unescapes the following ampersand character codes from |string|:
// &lt; &gt; &amp; &quot; &#39;
std::string UnescapeStringForHTML(const std::string& string);

// Get the ratio between the two given values (divide the larger value by the
// smaller one, so the result should be greater or equal to 1), return nullopt
// if not feasible.
std::optional<double> GetRatio(const std::optional<double>& value1,
                               const std::optional<double>& value2);

// Get the display text for |unit_amount|, showing precision up to three decimal
// places. The amount is rounded if necessary.
std::string BuildRoundedUnitAmountDisplayText(double unit_amount);

}  // namespace quick_answers

#endif  // CHROMEOS_COMPONENTS_QUICK_ANSWERS_UTILS_QUICK_ANSWERS_UTILS_H_