orbital_data_provider.h

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// SPDX-License-Identifier: BSD-3-Clause
// SPDX-FileCopyrightText: Czech Technical University in Prague
 
#pragma once
 
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
 
#include <cras_cpp_common/expected.hpp>
#include <cras_cpp_common/optional.hpp>
#include <geographic_msgs/GeoPoint.h>
#include <gnss_info_msgs/SatelliteInfo.h>
#include <gnss_info_msgs/SatellitePosition.h>
#include <gnss_info_msgs/SatelliteSkyPosition.h>
#include <ros/time.h>
 
namespace gnss_info
{
 
class OrbitalDataProvider
{
public:
    OrbitalDataProvider() = default;
    virtual ~OrbitalDataProvider() = default;
 
    virtual std::string getName() const = 0;
 
    virtual bool isPrecise() const = 0;
 
    virtual bool isApproximate() const = 0;
 
    virtual std::pair<ros::Time, ros::Time> getTimeRange() const = 0;
 
    virtual std::unordered_set<std::string> getConstellations() const = 0;
 
    virtual bool load(const ros::Time& time, const cras::optional<bool>& precise) = 0;
 
    virtual bool load(const ros::Time& startTime, const ros::Time& endTime, const cras::optional<bool>& precise) = 0;
 
    virtual cras::expected<std::unordered_map<uint32_t, gnss_info_msgs::SatellitePosition>, std::string>
    getECEFPositions(const ros::Time& time,
        const std::unordered_map<uint32_t, gnss_info_msgs::SatelliteInfo>& satellites) = 0;
 
    virtual cras::expected<std::unordered_map<uint32_t, gnss_info_msgs::SatelliteSkyPosition>, std::string> getSkyView(
        const geographic_msgs::GeoPoint& position,
        const std::unordered_map<uint32_t, gnss_info_msgs::SatellitePosition>& positions,
        double elevationMaskDeg) = 0;
};
 
}